Renesas Network Card M306V8T EPB User Guide

REJ10J0777-0100(T)  
M306V8T-EPB  
User’s Manual  
Emulation Probe for M16C/60 Series M16C/6V Group M306V8  
Rev.1.00  
Aug. 1, 2005  
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M306V8T-EPB User’s Manual  
Preface  
Preface  
The M306V8T-EPB is an emulation probe for M16C/60 Series M16C/6V Group M306V8. The M306V8T-EPB is used by  
connecting to the PC7501 emulator main unit.  
This user's manual mainly describes specifications of the M306V8T-EPB emulation probe and how to setup it. For details on  
the following products, which are used with the M306V8T-EPB, refer to each product's user's manual.  
All the components of this product are shown in "1.1 Package components" (page 13). If there is any question or doubt about  
this product, contact your local distributor.  
The related manuals for using this product are listed below. You can download the latest manuals from the Renesas Tools  
homepage (http://www.renesas.com/en/tools).  
Related manuals  
Item  
Emulator main unit  
Integrated development environment High-performance Embedded Workshop User’s Manual  
Manual  
PC7501 User’s Manual  
Emulator debugger  
M16C R8C PC7501 Emulator debugger User’s Manual  
M3T-PD30F User’s Manual  
C compiler  
C compiler package for R8C/Tiny, M16C/60, 30, 20, 10 and Tiny Series  
Compiler User's Manual  
Assembler  
C compiler package for R8C/Tiny, M16C/60, 30, 20, 10 and Tiny Series  
Assembler User's Manual  
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M306V8T-EPB User’s manual  
Important  
Important  
Before using this product, be sure to read this user’s manual carefully.  
Keep this user’s manual, and refer to this when you have questions about this product.  
Emulator:  
The emulator in this document refers to the following products that are manufactured by Renesas Technology Corp.:  
(1) PC7501 main unit  
(2) Emulation probe  
(3) Package converter board for connecting the user system  
The emulator herein does not include the customer’s user system and host machine.  
Purpose of use of the emulator:  
This emulator is a device to support the development of a system that uses the M16C Family M16C/60 Series M16C/6V Group  
M306V8 of Renesas 16-bit single-chip MCUs. It provides support for system development in both software and hardware.  
Be sure to use this emulator correctly according to said purpose of use. Please avoid using this emulator for other than its  
intended purpose of use.  
For those who use this emulator:  
This emulator can only be used by those who have carefully read the user’s manual and know how to use it.  
Use of this emulator requires the basic knowledge of electric circuits, logical circuits, and MCUs.  
When using the emulator:  
(1) This product is a development supporting unit for use in your program development and evaluation stages. In mass-  
producing your program you have finished developing, be sure to make a judgment on your own risk that it can be put to  
practical use by performing integration test, evaluation, or some experiment else.  
(2) In no event shall Renesas Solutions Corp. be liable for any consequence arising from the use of this product.  
(3) Renesas Solutions Corp. strives to renovate or provide a workaround for product malfunction at some charge or without  
charge. However, this does not necessarily mean that Renesas Solutions Corp. guarantees the renovation or the provision  
under any circumstances.  
(4) This product has been developed by assuming its use for program development and evaluation in laboratories. Therefore,  
it does not fall under the application of Electrical Appliance and Material Safety Law and protection against  
electromagnetic interference when used in Japan.  
(5) Renesas Solutions Corp. cannot predict all possible situations or possible cases of misuse where a potential danger exists.  
Therefore, the warnings written in this user’s manual and the warning labels attached to this emulator do not necessarily  
cover all of such possible situations or cases. Please be sure to use this emulator correctly and safely on your own  
responsibility.  
(6) This product is not qualified under UL or other safety standards and IEC or other industry standards. This fact must be  
taken into account when taking this product from Japan to some other country.  
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Usage restrictions:  
Important  
This emulator has been developed as a means of supporting system development by users. Therefore, do not use it as a device  
used for equipment-embedded applications. Also, do not use it for developing the systems or equipment used for the following  
purposes either:  
(1) Transportation and vehicular  
(2) Medical (equipment where human life is concerned)  
(3) Aerospace  
(4) Nuclear power control  
(5) Undersea repeater  
If you are considering the use of this emulator for one of the above purposes, please be sure to consult your local distributor.  
About product changes:  
We are constantly making efforts to improve the design and performance of this emulator. Therefore, the specification or  
design of this emulator or its user’s manual may be changed without prior notice.  
About the rights:  
(1) We assume no responsibility for any damage or infringement on patent rights or any other rights arising from the use of  
any information, products or circuits presented in this user’s manual.  
(2) The information or data in this user’s manual does not implicitly or otherwise grant a license for patent rights or any other  
rights belonging to us or third parties.  
(3) This user’s manual and this emulator are copyrighted, with all rights reserved by us. This user’s manual may not be copied,  
duplicated or reproduced, in whole or part, without prior written consent of us.  
About diagrams:  
The diagrams in this user’s manual may not all represent exactly the actual object.  
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Precautions for Safety  
Definitions of Signal Words  
Precautions for safety  
In both the user’s manual and on the product itself, several icons are used to insure proper handling of this product and also to  
prevent injuries to you or other persons, or damage to your properties.  
This chapter describes the precautions which should be taken in order to use this product safely and properly. Be sure to read  
this chapter before using this product.  
This symbol represents a warning about safety. It is used to arouse caution about a potential  
danger that will possibly inflict an injury on persons. To avoid a possible injury or death,  
please be sure to observe the safety message that follows this symbol.  
DANGER indicates an imminently dangerous situation that will cause death or heavy wound  
unless it is avoided. However, there are no instances of such danger for the product presented  
in this user's manual.  
DANGER  
WARNING indicates a potentially dangerous situation that will cause death or heavy wound  
WARNING  
unless it is avoided.  
CAUTION indicates a potentially dangerous situation that will cause a slight injury or a  
CAUTION  
medium-degree injury unless it is avoided.  
CAUTION with no safety warning symbols attached indicates a potentially dangerous  
situation that will cause property damage unless it is avoided.  
CAUTION  
This is used in operation procedures or explanatory descriptions to convey exceptional  
conditions or cautions to the user.  
IMPORTANT  
In addition to the five above, the following are also used as appropriate.  
means WARNING or CAUTION.  
Example:  
CAUTION AGAINST AN ELECTRIC SHOCK  
means PROHIBITION.  
Example:  
DISASSEMBLY PROHIBITED  
means A FORCIBLE ACTION.  
Example:  
UNPLUG THE POWER CABLE FROM THE RECEPTACLE.  
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Warnings for AC Power Supply:  
Precautions for safety  
WARNING  
If the attached AC power cable does not fit the receptacle, do not alter the AC power cable and do not plug it  
forcibly. Failure to comply may cause electric shock and/or fire.  
Use an AC power cable which complies with the safety standard of the country.  
Do not touch the plug of the AC power cable when your hands are wet. This may cause electric shock.  
This product is connected signal ground with frame ground. If your developing product is transformless (not  
having isolation transformer of AC power), this may cause electric shock. Also, this may give an unrepairable  
damage to this product and your developing one.  
While developing, connect AC power of the product to commercial power through isolation transformer in  
order to avoid these dangers.  
If other equipment is connected to the same branch circuit, care should be taken not to overload the circuit.  
When installing this equipment, insure that a reliable ground connection is maintained.  
If you smell a strange odor, hear an unusual sound, or see smoke coming from this product, then disconnect  
power immediately by unplugging the AC power cable from the outlet.  
Do not use this as it is because of the danger of electric shock and/or fire. In this case, contact your local  
distributor.  
Before setting up this emulator and connecting it to other devices, turn off power or remove a power cable to  
prevent injury or product damage.  
Warnings to Be Taken for This Product:  
Do not disassemble or modify this product. Personal injury due to electric shock may occur if this product is  
disassembled and modified. Disassembling and modifying the product will void your warranty.  
Make sure nothing falls into the cooling fan on the top panel, especially liquids, metal objects, or anything  
combustible.  
Warning for Installation:  
Do not set this product in water or areas of high humidity. Make sure that the product does not get wet. Spilling  
water or some other liquid into the product may cause unrepairable damage.  
Warning for Use Environment:  
This equipment is to be used in an environment with a maximum ambient temperature of 35°C. Care should be  
taken that this temperature is not exceeded.  
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Precautions for safety  
CAUTION  
Cautions to Be Taken for Turning On the Power:  
Turn ON/OFF the power of the emulator and user system as simultaneously as possible.  
Do not leave either the emulator or user system powered on, because of leakage current the internal circuits may  
be damaged.  
When turning on the power again after shutting off the power, wait about 10 seconds.  
Cautions to Be Taken for Handling This Product:  
Use caution when handling the main unit. Be careful not to apply a mechanical shock.  
Do not touch the connector pins of the emulator main unit and the target MCU connector pins directly. Static  
electricity may damage the internal circuits.  
Do not pull this emulator by the communications interface cable or the flexible cable for connecting the user  
system. And, excessive flexing or force may break conductors.  
Do not flex the flexible cable for connecting to the emulator main unit and emulation probe excessively. The  
cable may cause a break.  
Do not use inch-size screws for this equipment. The screws used in this equipment are all ISO (meter-size) type  
screws. When replacing screws, use same type screws as equipped before.  
Caution to Be Taken for System Malfunctions:  
If the emulator malfunctions because of interference like external noise, do the following to remedy the trouble.  
(1) Press the RESET button on the emulator front panel.  
(2) If normal operation is not restored after step (1), shut OFF the emulator once and then reactivate it.  
Caution to Be Taken for External Trigger Input Voltage:  
Keep an external trigger input voltage of the emulator main unit less than a Vcc2 voltage. Overvoltage may  
cause damage to the internal circuits.  
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Contents  
Page  
Contents  
Preface..........................................................................................................................................................................3  
Important.......................................................................................................................................................................4  
Precautions for Safety ..................................................................................................................................................6  
Contents........................................................................................................................................................................9  
User Registration........................................................................................................................................................11  
Terminology ................................................................................................................................................................12  
1. Outline.....................................................................................................................................................................13  
1.1 Package Components ...................................................................................................................................13  
1.2 Other Tool Products Required for Development...........................................................................................14  
1.3 System Configuration ....................................................................................................................................15  
1.3.1 System Configuration..........................................................................................................................15  
1.3.2 Names and Functions of the PC7501 Upper Panel LEDs..................................................................16  
1.4 Specifications ................................................................................................................................................18  
1.5 Operating Environment..................................................................................................................................19  
2. Setup.......................................................................................................................................................................20  
2.1 Flowchart of Starting Up the Emulator ..........................................................................................................20  
2.2 Installing the Emulator Debugger (Renesas Debugger Package for M16C) ................................................21  
2.2.1 Installing the Emulator Debugger........................................................................................................21  
2.3 Connecting the Host Machine .......................................................................................................................22  
2.4 Connecting the PC7501 ................................................................................................................................23  
2.5 Connecting the Power Supply for the Emulator ............................................................................................24  
2.6 Turning ON the Power...................................................................................................................................25  
2.6.1 Checking the Connections of the Emulator System............................................................................25  
2.6.2 Turning ON/OFF the Power ................................................................................................................25  
2.6.3 LED Display When the Emulator Starts Up Normally .........................................................................26  
2.7 Downloading Firmware..................................................................................................................................27  
2.7.1 When It is Necessary to Download Firmware.....................................................................................27  
2.7.2 Downloading Firmware in Maintenance Mode....................................................................................27  
2.8 Self-check......................................................................................................................................................28  
2.8.1 Self-check Procedure..........................................................................................................................28  
2.8.2 If an Error is Detected in the Self-check..............................................................................................29  
2.9 Connecting the User System.........................................................................................................................30  
2.9.1 Connecting the User System ..............................................................................................................31  
2.10 Switch Settings............................................................................................................................................32  
2.10.1 Setting Switches of Emulation Probe ..................................................................................................32  
2.10.2 Writing Data to the OSDROM ...........................................................................................................36  
2.10.3 Pullup of Emulation Ports..................................................................................................................37  
2.11 Selecting Clock Supply................................................................................................................................38  
2.11.1 Clocks................................................................................................................................................38  
2.11.2 Using an Internal Oscillator Circuit Board.........................................................................................38  
2.11.3 Using the Oscillator Circuit on the User System...............................................................................42  
2.11.4 Using the Internal Generator Circuit..................................................................................................42  
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Contents  
Page  
3. Usage (How to Use the Emulator Debugger).........................................................................................................43  
3.1 Starting Up the Emulator Debugger ..............................................................................................................43  
3.1.1 INIT Dialog Box ...................................................................................................................................43  
3.1.2 MCU Setting Dialog Box .....................................................................................................................48  
3.1.3 Checking Connections of the Emulator System..................................................................................51  
3.2 Editor (Source) Window.................................................................................................................................52  
3.3 Hardware Breakpoint Setting Window...........................................................................................................55  
3.4 Trace Window................................................................................................................................................60  
3.5 RAM Monitor Window....................................................................................................................................63  
4. Hardware Specifications.........................................................................................................................................64  
4.1 Target MCU Specifications............................................................................................................................64  
4.2 Access Timing ...............................................................................................................................................65  
4.2.1 Operation Timing of Memory Expansion Mode and Microprocessor Mode (Vcc1=Vcc2=Vcc3=3.3V)  
......................................................................................................................................................................65  
4.3 Differences between the Actual MCU and Emulator.....................................................................................70  
4.4 Connection Diagrams....................................................................................................................................73  
4.5 External Dimensions......................................................................................................................................75  
4.5.1 External Dimensions of the Emulation Probe .....................................................................................75  
4.5.2 External Dimensions of the M306V8T-PTC........................................................................................76  
4.6 Notes on Using This Product.........................................................................................................................77  
5. Troubleshooting......................................................................................................................................................82  
5.1 Flowchart to Remedy the Troubles ...............................................................................................................82  
5.2 When the Emulator Debugger Does Not Start Up Properly..........................................................................83  
5.3 How to Request for Support ..........................................................................................................................86  
6. Maintenance and Guarantee ..................................................................................................................................87  
6.1 User Registration...........................................................................................................................................87  
6.2 Maintenance..................................................................................................................................................87  
6.3 Guarantee......................................................................................................................................................87  
6.4 Repair Provisions ..........................................................................................................................................87  
6.5 How to Make Request for Repair ..................................................................................................................88  
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User Registration  
User Registration  
When you have purchased the emulator presented in this user's manual, please be sure to register it. As the hardware tool user  
registration FAX sheet is included with this manual, fill it in and FAX it to your local distributor or email the same contents to  
the following address. Your registered information is used for only after-sale services, and not for any other purposes. Without  
user registration, you will not be able to receive maintenance services such as a notification of field changes or trouble  
information. So be sure to carry out the user registration.  
For more information about user registration, please email to the following address.  
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Terminology  
Terminology  
Some specific words used in this user's manual are defined as follows:  
Emulator system  
This means an emulator system built around the PC7501 emulator. The PC7501 emulator system is configured with an  
emulator main unit, emulation probe, host machine and the integrated development environment High-performance Embedded  
Workshop.  
Emulator main unit (Hereafter PC7501)  
This means an emulator main unit for M16C Family.  
Emulation probe  
This means the emulation probe (this product) for the M16C Family M16C/60 Series M16C/6V Group M306V8 MCUs.  
Integrated development environment High-performance Embedded Workshop  
This tool provides powerful support for the development of embedded applications for Renesas microcomputers. It has an  
emulator debugger function allowing for the emulator and emulation probe to be controlled from the host machine via an  
interface. Furthermore, it permits a range of operations from editing a project to building and debugging it to be performed  
within the same application. What’s more, it supports version management.  
Emulator debugger  
This means a software tool starting up from the High-performance Embedded Workshop to control the emulator and this  
product and enables debugging.  
Firmware  
Program that analyzes contents of communication with the emulator debugger and controls the emulator hardware. This  
program is installed in the flash memory in the emulator main unit. This program is downloadable from the emulator debugger  
to upgrade the firmware or to support other MCUs.  
Host machine  
This means a personal computer used to control the emulator main unit and emulation probe.  
Software break  
A software break is a function to break the program before the system executes an instruction at the specified address. The  
instruction at the preset address will not be executed.  
Hardware break  
A hardware break is a function to break the program when the system detects a write/read of data to/from memory or a  
leading/trailing edge of the signal entered from the external trace cable. The former break function is called address break; and  
the latter break function is called trigger break. While the instruction at the address where the software break is set is not  
executed, a hardware break is performed after the specified instruction is executed.  
Target MCU  
This means the MCU you are going to debug.  
User system  
This means a user's application system using the microcomputer to be debugged.  
User program  
This means the program you are going to debug.  
Evaluation MCU  
This means the MCU mounted on the emulation probe which is operated in the specific mode for tools.  
*
In this user's manual, this symbol is used to show active Low. (e.g. RESET*: Reset signal)  
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1. Outline  
1. Outline  
This chapter describes the package components, the system configuration, the specifications of the emulator functions and the  
operating environment.  
1.1 Package Components  
The M306V8T-EPB package consists of the following items. When unpacking it, check to see if your M306V8T-EPB contains  
all of these items.  
Table 1.1 Package components  
Item  
Quantity  
M306V8T-EPB emulation probe  
1
1
1
M306V8T-PTC (pre-mounted) converter board for 116-pin 0.65-mm-pitch LQFP  
NQPACK116SB, YQPACK116SB and YQ-GUIDE(x4)  
for connecting the M306V8T-PTC and user system  
OSC-3 (16MHz) oscillator circuit board  
1
1
6
1
1
1
1
1
1
OSC-2 oscillator circuit bare board  
Network registers for ports P0--P5 pullup (51kx 8)  
Hardware tool user registration FAX sheet (English)  
Hardware tool user registration FAX sheet (Japanese)  
M306V8T-EPB User’s Manual (this manual)  
M306V8T-EPB User’s Manual (Japanese)  
M306V8T-EPB Supplementary Document (English)  
M306V8T-EPB Supplementary Document (Japanese)  
* Please keep the M306V8T-EPB's packing box and cushion material in your place for reuse at a later time when sending your  
product for repair or other purposes. Always use these packing box and cushion material when transporting this product.  
* If there is any question or doubt about the packaged product, contact your local distributor.  
* NQPACK116SB, YQPACK116SB and YQ-GUIDE are trademarks of Tokyo Eletech Corporation. For purchasing or  
technical information, contact your local distributor.  
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1. Outline  
1.2 Other Tool Products Required for Development  
To bring forward programs development on an M16C/60 Series of the M16C/6V Group M306V8 MCUs, the products listed  
below are necessary in addition to those contained package above. Get them separately.  
Table 1.2 Other tool products required for development  
Product  
Emulator main unit  
Emulator debugger  
Product name  
PC7501  
Renesas Debugger Package for M16C Family  
M3T-PD30  
* For purchasing these products, contact your local distributor.  
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1. Outline  
1.3 System Configuration  
1.3.1 System Configuration  
Figure 1.1 shows a configuration of the M306V8T-EPB system.  
AC adapter  
(3) Emulator PC7501  
(4) Host machine  
LPT parallel, USB or LAN  
interface  
(1) Emulation probe  
M306V8T-EPB  
(2) Converter board  
M306V8T-PTC  
(5) User system  
Figure 1.1 System configuration  
(1) Emulation probe M306V8T-EPB  
This is an emulation probe for the M16C/60 Series M16C/6V Group M306V8 MCUs and contains an evaluation MCU.  
(2) Converter board M306V8T-PTC  
This is a converter board for connecting to 116-pin 0.65-mm-pitch LQFP foot pattern on the user system. For details, refer  
to "2.9 Connecting the User System" (page 30).  
(3) Emulator main unit PC7501  
The emulator main unit for the M16C family to be used with this product.  
(4) Host machine  
A personal computer to control the emulator.  
(5) User system  
This is your application system.  
This emulator cannot supply the power to the user system. Therefore design your system so that the user system is powered  
separately.  
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1. Outline  
1.3.2 Names and Functions of the PC7501 Upper Panel LEDs  
Figure 1.2 shows the names of the LEDs on the upper panel of the emulator.  
System status  
LEDs  
Target status  
LEDs  
Figure 1.2 Names of the LEDs on the upper panel of the PC7501  
(1) System Status LEDs  
The system status LEDs indicate the emulator PC7501's power supply, firmware operating status, etc. Table 1.3 lists the  
definition of each system status LED.  
Table 1.3 Definitions of the system status LEDs  
Name  
Status  
ON  
Meaning  
Emulator system power supply is turned ON.  
POWER  
OFF  
Emulator system power supply is turned OFF.  
SAFE  
ON  
Emulator system is operating normally.  
1. The self-check is being executed.  
Flashing  
2. Downloaded firmware is being written into memory.  
3. If the ERROR LED is flashing on at the same time or alternately, it indicates that the  
self-check error occurred.  
PC7501 system is not operating normally (system status error).  
PC7501 system is not operating normally (system status error).  
1. Firmware is being downloaded.  
OFF  
ON  
Flashing  
ERROR  
2. If the SAFE LED is flashing at the same time or alternately, it indicates that the self-  
check error occurred.  
PC7501 system is operating normally.  
OFF  
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(2) Target Status LEDs  
1. Outline  
The target status LEDs indicate operating status of the target MCU and power supply of the user system. Table 1.4 lists the  
definition of each target status LED.  
Table 1.4 Definition of the target status LEDs  
Name  
POWER  
Status  
ON  
Meaning  
Power is supplied to the user system.  
OFF  
ON  
OFF  
ON  
OFF  
ON  
Power is not supplied to the user system.  
Target MCU clock is oscillating.  
Target MCU clock is not oscillating.  
Target MCU is being reset.  
Target MCU is not being reset.  
User program is being executed.  
CLOCK  
RESET  
RUN  
OFF  
ON  
OFF  
User program has been halted.  
Address 00000h and 00001h have been read out wrongly.  
Address 00000h and 00001h have not been read out wrongly.  
WARNING  
IMPORTANT  
Note on Usage in Memory Expansion or Microprocessor Mode:  
When you use this product in memory expansion or microprocessor mode, be sure to design your system so that  
pins RDY* and HOLD* are not active at startup. Otherwise, it cannot startup normally.  
Note on the Target Status POWER LED:  
If your MCU has two or more Vcc terminals, the LED does not light unless power is supplied to all the  
terminals.  
Note on the Target Status CLOCK LED:  
If the LED is not turned on, check the following.  
(1) After powering on the PC7501 (before starting up the emulator debugger):  
Make sure that the oscillator circuit board is properly installed in the PC7501 and it is oscillating normally.  
(2) After the emulator debugger is started up (after the Init dialog box settings are completed):  
Make sure that the oscillator selected in the Init dialog box is oscillating normally.  
Note on Accessing Addresses 00000h and 00001h:  
With the M16C/60 Series MCUs, when a maskable interrupt is generated, the interrupt data (interrupt number  
and interrupt request level) stored in addresses 00000h and 00001h are read out. Also, the interrupt request bit is  
cleared when address 00000h or 00001h is read out. Consequently, when the address 00000h or 00001h readout  
instruction is executed or when address 00000h or 00001h is read out in the cause of a program runaway, a  
malfunction occurs in that the interrupt is not executed despite the interrupt request, because the request bit of  
the highest priority interrupt factor enabled is cleared.  
For this malfunction, when the reading out to address 00000h or 00001h is generated excluding the interrupt,  
the WARNING LED (yellow) lights up to alarm. When this LED lights, there is a possibility of wrong read  
access, therefore check the user program.  
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1. Outline  
1.4 Specifications  
Tables 1.5 lists the specifications of the M306V8T-EPB.  
Table 1.5 Specifications of the M306V8T-EPB  
Applicable MCU  
Applicable MCU mode  
M16C/60 Series M16C/6V Group M306V8  
Single-chip mode  
Memory expansion mode 16 bit bus width (Normal, Memory expansion mode 2)  
Microprocessor mode 16 bit bus width (Normal, Memory expansion mode 2)  
1. MCU internal flash ROM: 516KB (0F000h--0FFFFh, 80000h--FFFFFh)  
Maxi. ROM/RAM capacity  
2. MCU internal RAM:  
16KB (00400h--043FFh)  
3. MCU internal flash OSDRAM:  
4. MCU internal flash OSDROM:  
Vcc1 = Vcc2 = Vcc3: 3.15--3.45 V  
Power supply voltage 3.15 to 3.45 V: 16 MHz  
1. Access area: Flash ROM of MCU  
Max. operating frequency:  
4KB (08000h--08FFFh)  
128KB (30000h--4FFFFh)  
Applicable power supply  
Maximum operating frequency  
Emulation memory  
10 MHz  
2. External area (CS3*--CS0* area) Possible to allocate up to 4 areas by 4 KB  
- Maximum operating frequency (at 3.3 V) 0 wait: 6 MHz  
1--3 wait: 16 MHz  
Basic debugging functions  
- Download  
- Address match break (max. 8 points)  
- Software break (max. 64 points)  
- Program execution/stop (allows free-run execution supporting software breaks)  
- Memory reference/setting (reference/setting C-variables, run-time execution)  
- Register reference/setting  
- Disassemble display  
- C-level debugging, etc.  
Real-time trace function  
- 256K-cycle bus information recordable  
(Bus, external trigger, time stamp)  
- 5 trace modes supported (Break/Before/About/After/Full)  
- Can be recorded ON/OFF by events  
Real-time RAM monitor function  
Hardware break function  
- 4,096 bytes (256 bytes x16)  
- Data/last access result  
8 points (Execution address, bus detection, interrupt, external trigger signal)  
Execution time measurement function Time between program start and stop  
Maximum/minimum/average execution time and pass count of specified four zones.  
Count clock: Equal to MCU Clock or 16 MHz  
C0 coverage  
8,192 KB (256 KB x 32 blocks)  
External trigger input/event output  
External trigger input (MCU-dependent-voltage CMOS level x8) or event output  
(break x1, event x7)  
Host machine interface  
- LPT parallel (ECP, EEP, Byte/compatibility and Nibble/compatibility modes)  
- USB (USB 1.1, full-speed)*  
- LAN (10BASE-T)  
Power supply to emulator  
Connecting the User System  
Supplied from included AC adapter (power supply voltage: 100--240 V, 50/60 Hz)  
M306V8T-PTC (pre-mounted) converter board for 116-pin 0.65-mm-pitch LQFP  
(see 2.9 "Connecting the User (116P6A-A)  
System" on page 30)  
* Available to connect the host machine that supports USB 2.0.  
With the USB interface, not all hardware (such as host machine, USB devices, USB hub) combination will work and  
guaranteed.  
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1. Outline  
1.5 Operating Environment  
Be sure to use this emulator with the operating environmental of the emulator and host machine listed in Tables 1.6 and 1.7.  
Table 1.6 Operating environmental conditions  
Item  
Operating temperature  
Storage temperature  
Description  
Description  
5 to 35°C (no dew)  
-10 to 60°C (no dew)  
Table 1.7 Operating environment of the host machine  
Item  
Host machine  
OS  
IBM PC/AT compatibles  
Windows Me  
Windows 98SE  
Windows XP  
Windows 2000  
CPU  
Pentium III 600 MHz or more recommended  
Memory  
128 MB or more recommended  
Pointing device such as mouse  
Mouse or any other pointing device usable with the above OS that can be  
connected to the main body of the host machine.  
CD drive  
Needed to install the emulator debugger or refer to the user’s manual  
* Windows and Windows NT are either registered trademarks or trademarks of Microsoft Corporation in the United States  
and other countries.  
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2. Setup  
2. Setup  
This chapter describes the preparation for using this product, the procedure for starting up the emulator and how to change  
settings.  
2.1 Flowchart of Starting Up the Emulator  
The procedure for starting up the emulator is shown in Figure 2.1. For details, refer to each section hereafter. And, when the  
emulator does not start up normally, refer to “5. Troubleshooting” (page 82).  
Check the package components.  
Refer to “1.1 Package Components” (page 13).  
Refer to “User Registration” (page 11).  
User registration  
Install the Renesas Debugger Package for  
Install or the Renesas Debugger Package for M16C.  
M16C.  
Connect the PC7501 to the host machine with the LPT parallel  
interface cable, USB interface cable or LAN interface cable.  
Set the interface selection switch on the rear panel of the PC7501 to  
the using interface.  
Connect the host machine.  
Connect the M306V8T-EPB and the M3T-FLX160-EPB of the  
PC7501.  
Connect the M306V8T-EPB to the emulator.  
Connect the power supply for the emulator.  
Connect a power supply for the emulator.  
Connect the user system.  
Connect the user system as occasion demands.  
Turn ON the power to the emulator and the user system as  
simultaneously as possible.  
Turning on the power supply.  
Check that system status LED, and POWER, CLOCK, RESET and  
WARNING of target status LED are lighting. When the user system  
is not connected, the POWER LED does not light up.  
Check the LED display of the emulator.  
Start up the emulator debugger from the  
High-performance Embedded Workshop.  
Start up the High-performance Embedded Workshop, and the  
emulator debugger.  
Set the operating environment  
of the emulator debugger.  
Set the INIT dialog box and MCU Setting dialog box of the  
emulator debugger.  
Debug a program with various functions of  
the emulator debugger  
For how to use the High-performance Embedded Workshop and the  
emulator debugger, refer to each online manual.  
Figure 2.1 Flowchart of starting up the emulator  
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2. Setup  
2.2 Installing the Emulator Debugger (Renesas Debugger Package for M16C)  
If the OS used in your host machine is Windows XP or 2000, this installation must be executed by a user with administrator  
rights. Be aware that users without administrator rights cannot complete the installation.  
Install the emulator debugger Renesas Debugger Package for M16C following the procedure described below.  
2.2.1 Installing the Emulator Debugger  
(1) Downloading the Renesas Debugger Package for M16C  
Download the Renesas Debugger Package for M16C from the URL below.  
(2) Launching the installer  
Start the “setup.exe” program.  
(3) Entering the user information  
In the “user information” dialog box, enter the user information (contractor, section, contact address, and host machine).  
The supplied information will be turned into a format by which technical support will be provided by e-mail.  
(4) Selecting components  
In the “component selection” dialog box, select the components you want to install. In this dialog box you can change the  
directory in which to install.  
(5) Completing the installation  
A dialog box will be displayed indicating that setup has been completed. It means that the installation you made is  
completed.  
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2. Setup  
2.3 Connecting the Host Machine  
When connecting the emulator PC7501 to a host machine, you can choose your desired interface from LPT parallel interface,  
USB interface and LAN interface. Use the interface selection switch on the emulator PC7501's rear panel to specify your  
desired interface. Figure 2.2 shows the outline to connect each interface cable.  
Figure 2.2 Outline for interface cable connections  
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2. Setup  
2.4 Connecting the PC7501  
Figure 2.3 shows how to connect the PC7501 and the emulation probe.  
(1) Slide the upper cover of the  
(2)  
M306V8T-EPB to the M306V8T-  
PTC side.  
(1)  
(2) Remove the upper cover.  
M306V8T-EPB  
M306V8T-PTC  
(3) Unscrew the two screws.  
(4) Remove the metal plate.  
(3)  
(4)  
M306V8T-EPB  
M306V8T-PTC  
(5) Connect CN1 and CN2 of the M3T-  
FLX160-EPB to J1 and J2 of the  
M306V8T-EPB, respectively.  
M3T-FLX160-EPB  
(5)  
* Place the CN1 of the M3T-FLX160-  
EPB under the metal plate to connect  
the M306V8T-EPB. Place the flexible  
cable on the upper side of the metal  
plate.  
M306V8T-EPB  
M306V8T-PTC  
(6) Attach the metal plate.  
(7)  
(7) Tighten the two screws.  
(6)  
Enlarged  
view  
M3T-FLX160-EPB  
M306V8T-EPB  
M306V8T-PTC  
(8) Attach the upper cover.  
(8)  
(9) Slide the upper cover of the  
M306V8T-EPB to the PC7501 side.  
(9)  
M306V8T-EPB  
M306V8T-PTC  
Figure 2.3 Connecting the PC7501 and emulation probe  
CAUTION  
Cautions for Connecting the PC7501:  
When connecting the emulation probe, be sure to hold the both sides of the emulation probe horizontally and  
insert it directly.  
Always shut OFF power before connecting the emulation probe. Otherwise, internal circuits may be damaged.  
The connectors of the M306V8T-EPB are guaranteed for only 50 insertion/removal iterations.  
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2. Setup  
2.5 Connecting the Power Supply for the Emulator  
The power is supplied from AC adapter to the emulator PC7501. Here following explains how to connect the AC adapter.  
(1) Turn OFF the power to the PC7501.  
(2) Connect the DC cable of AC adapter to the PC7501.  
(3) Connect the AC power cable to the AC adapter.  
(4) Connect the AC power cable to the receptacle.  
CAUTION  
Cautions for AC Adapter:  
Use only the AC adapter included in PC7501 package.  
The included AC adapter is for PC7501. Do not use it for other product.  
Before installing this equipment or connecting it to other equipment, disconnect the AC power cable from its  
outlet to prevent injury or accident.  
The DC plug on the included AC adapter has the below polarity.  
The included AC adapter has no power supply switch. The AC adapter is always active while connecting the  
AC power cable. Check if the power is supplied by the LED of AC adapter.  
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2. Setup  
2.6 Turning ON the Power  
2.6.1 Checking the Connections of the Emulator System  
Before turning the power ON, check the connection of the interface cable with host machine, PC7501, emulation probe, and  
user system.  
2.6.2 Turning ON/OFF the Power  
Turn ON the power of the emulator and user system as simultaneously as possible.  
Turn OFF the power of the emulator and user system as simultaneously as possible.  
Do not leave either the emulator or user system powered on, because of leakage current the internal circuits may be  
damaged.  
When turning ON the power again after shutting OFF the power, wait for about 10 seconds.  
IMPORTANT  
Notes on Power Supply:  
The emulator's pin Vcc is connected to the user system in order to monitor user system voltage. For this reason,  
the emulator cannot supply power to the user system. Therefore, provide the user system with a separate power  
supply from that of the emulator.  
The voltage of the user system should be as follows.  
3.15 V Vcc1 = Vcc2 = Vcc3 3.45 V  
Do not change user system power supply voltage after power has been activated.  
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2. Setup  
2.6.3 LED Display When the Emulator Starts Up Normally  
Figure 2.4 shows upper panel LED lighting status when the emulator started up properly. Check it when starting up the  
emulator system.  
If this LED does not light, check the voltage of the user system.  
Check that power is supplied to all the power terminals.  
When the user system is not connected, this LED does not light.  
: ON  
: OFF  
: Flashing  
POWER  
SAFE  
POWER  
CLOCK  
RESET  
RUN  
ERROR  
WARNING  
SYSTEM TARGET  
STATUS  
STATUS  
Figure 2.4 LED display when the power turned on PC7501  
IMPORTANT  
Note on Memory Expansion or Microprocessor Mode:  
To use the memory expansion or microprocessor mode, be sure to set pins RDY* and HOLD* so that they are  
not active at startup. Otherwise the emulator system will not start up correctly.  
Note on the Target Status POWER LED:  
If your MCU has two or more Vcc terminals, the LED does not light unless power is supplied to all the  
terminals.  
Note on the Target Status CLOCK LED:  
If the LED is not turned on, check the following.  
(1) After powering on the PC7501 (before starting up the emulator debugger):  
Make sure that the oscillator circuit board is properly installed in the PC7501 and it is oscillating normally.  
(2) After the emulator debugger is started up (after the Init dialog box settings are completed):  
Make sure that the oscillator selected in the Init dialog box is oscillating normally.  
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2. Setup  
2.7 Downloading Firmware  
2.7.1 When It is Necessary to Download Firmware  
It is necessary to download the firmware in the cases listed below. Normally, the following are automatically detected when  
the emulator debugger is started up, and the firmware is downloaded.  
When you use this product for the first time  
When the firmware has been upgraded  
When the emulator debugger or firmware has been upgraded  
When you use this product with a PC7501 which was used with another emulation probe before  
When you use this product for the first time or when the power is unexpectedly shut down, redownload the firmware in  
maintenance mode.  
2.7.2 Downloading Firmware in Maintenance Mode  
Download firmware in the special mode called maintenance mode as explained here following. Figure 4.2 shows LED displays  
when downloading firmware.  
The user system must not be connected when you download the firmware.  
(1) Set the interface select switch on the rear panel of the PC7501 to the LPT side and connect the LPT parallel interface  
cable to the PC7501 and the host machine.  
(2) Within 2 seconds of activating power to the emulator, press the system reset switch on the PC7501 front panel to start  
maintenance mode. When the emulator is switched to maintenance mode, the System Status SAFE LED begins to flash.  
(3) Start up the emulator debugger. When settings in the Init dialog box are complete, the dialog which urges to download the  
firmware will appear. Download firmware following messages. Required time for downloading the firmware is about 60  
seconds.  
POWER  
SAFE  
POWER  
CLOCK  
RESET  
RUN  
POWER  
SAFE  
POWER  
CLOCK  
RESET  
RUN  
POWER  
SAFE  
POWER  
CLOCK  
RESET  
RUN  
ERROR  
ERROR  
ERROR  
WARNING  
WARNING  
WARNING  
SYSTEM TARGET  
SYSTEM TARGET  
SYSTEM TARGET  
STATUS  
STATUS  
STATUS  
STATUS  
STATUS  
STATUS  
Maintenance mode  
started  
Downloading firmware  
: ON  
: OFF  
: Flashing  
POWER  
SAFE  
POWER  
CLOCK  
RESET  
RUN  
POWER  
SAFE  
POWER  
CLOCK  
RESET  
RUN  
ERROR  
ERROR  
WARNING  
WARNING  
SYSTEM TARGET  
SYSTEM TARGET  
STATUS  
STATUS  
STATUS  
STATUS  
Download complete  
Figure 2.5 LEDs during firmware download  
IMPORTANT  
Note on Downloading Firmware:  
Do not shut OFF power while firmware is being downloaded. Doing so, the emulator will not start up properly.  
If power is shut off by mistake, redownload the firmware in maintenance mode.  
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2. Setup  
2.8 Self-check  
2.8.1 Self-check Procedure  
To run the self-check of the emulator, do so as explained here below. While the self-check is in progress, the LEDs will change  
as shown in Figure 2.6.  
(1) If the user system is connected, disconnect it.  
(2) Set the switches as the factory-settings to execute the self-check (see Table 2.1 on page 34 and Table 2.2 on page 35).  
(3) Within 2 seconds of activating power to the emulator, press the system reset switch on the emulator front panel to switch  
the emulator to maintenance mode.  
(4) Check the "SAFE" LED starts flashing and then press the system reset switch again.  
(5) The self-check will start. If the normal result is displayed in about 30 seconds, the self-check terminated normally.  
: ON  
: OFF  
: Flashing  
POWER  
SAFE  
POWER  
CLOCK  
RESET  
RUN  
POWER  
SAFE  
POWER  
CLOCK  
RESET  
RUN  
ERROR  
ERROR  
WARNING  
WARNING  
SYSTEM TARGET  
SYSTEM TARGET  
STATUS  
STATUS  
STATUS  
STATUS  
Maintenance mode  
started  
Self-check terminated  
normally  
POWER  
SAFE  
POWER  
CLOCK  
RESET  
RUN  
When the firmware does not support the emulation probe  
ERROR  
When the emulation probe is not connected properly  
ERROR 1  
SAFE and ERROR flash  
WARNING  
SYSTEM TARGET  
STATUS  
STATUS  
Emulation probe and firmware  
do not match  
POWER  
SAFE  
POWER  
CLOCK  
RESET  
RUN  
When the PC7501 system is not working properly  
When a clock is not supplied to the emulation probe  
When the emulation probe is not working properly  
ERROR  
ERROR 2  
SAFE flashes and  
ERROR lights  
WARNING  
SYSTEM TARGET  
STATUS  
STATUS  
PC7501 system status error  
POWER  
SAFE  
POWER  
CLOCK  
RESET  
RUN  
ERROR  
ERROR 3  
SAFE and ERROR  
light alternately  
WARNING  
SYSTEM TARGET  
STATUS  
STATUS  
Emulation probe initialization  
error  
POWER  
SAFE  
POWER  
CLOCK  
RESET  
RUN  
ERROR  
ERROR 4  
SAFE goes out and  
ERROR lights  
WARNING  
SYSTEM TARGET  
STATUS  
STATUS  
Emulation probe status error  
Figure 2.6 LED displays in the self-check  
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2. Setup  
2.8.2 If an Error is Detected in the Self-check  
If the self-check does not result normally (ERROR 1 to ERROR 4 in Figure 2.6), check the following.  
(1) Recheck the connection of the emulation probe and PC7501.  
(2) Redownload the proper firmware.  
IMPORTANT  
Note on the Self-check:  
Perform the self-check while not connecting the user system.  
If the self-check does not result normally (excluding user system errors), the emulation probe may be damaged.  
Then contact your local distributor.  
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2. Setup  
2.9 Connecting the User System  
Figure 2.7 shows how to connect this product according to your user system.  
Emulation probe  
M306V8T-EPB  
116-pin  
0.65-mm pitch  
M306V8T-PTC  
116-pin LQFP  
: No.1 pin  
Figure 2.7 Connecting the user system according to user systems  
CAUTION  
Note on Connecting the User System:  
Take care not to attach a converter board in a wrong direction. It may cause a fatal damage to the emulator and  
user system.  
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2. Setup  
2.9.1 Connecting the User System  
When connecting the emulation probe to a 116-pin 0.65-mm-pitch foot pattern on the user system, follow the procedures  
below.  
(1) Mount the NQPACK116SB (included) to the user system.  
(2) Connect the YQPACK116SB (included) to the NQPACK116SB and secure it with the YQ-Guide’s.  
(3) Connect M306V8T-PTC to the YQPACK116SB.  
M306V8T-PTC  
On-board evaluation  
(3)  
HQPACK116SB  
(not incluede)  
YQ-GUIDE(x4)  
YQPACK116SB  
(2)  
(1)  
NQPACK116SB  
FLASH MCU etc.  
These corners are not round.  
116-pin 0.65-mm-pitch  
(116P6A-A) foot patten  
No.1 pin  
User system  
Figure 2.8 Connecting to an 116-pin 0.65-mm-pitch foot pattern  
* NQPACK, YQPACK, YQSOCKET, YQ-GUIDE and HQPACK are trademarks of Tokyo Eletech Corporation.  
CAUTION  
Notes on Connecting the User System:  
Take care not to attach a converter board in a wrong direction. It may cause a fatal damage to the emulator and  
user system.  
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2. Setup  
2.10 Switch Settings  
2.10.1 Setting Switches of Emulation Probe  
Set the switches of the emulation probe according to the condition. Figure 2.9 shows the positions of the switches of the  
M306V8T-EPB.  
Opening the upper cover  
(1) Slide aside the upper cover.  
(2)  
(2) Then pull the cover upward.  
Closing the upper cover  
Attach the cover, and slide it aside to close.  
(1)  
(Enlarged illustration)  
IC3  
JP2  
JP3  
RM1  
J3  
RM2  
RM3  
RM4  
RM5  
RM6  
SW1  
SW2  
SW4  
SW3  
R8R9 C12  
R5  
R6  
R7  
X1  
J4  
C14  
SW5  
Figure 2.9 Positions of the switches  
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2. Setup  
(1) Circuits for JP2, JP3, SW1 to SW5 on the M306V8T-EPB board, OSD resistor, capacitors, etc.  
Figure 2.10 shows these circuits.  
IC3  
P1  
N1  
N6  
R6  
N5  
OUT2  
OUT1  
SCL6  
SDA6  
SCL5  
DA0  
SDA5  
SCL4  
SDA4  
HSYNC2/DA1  
DIGB2  
OUT2  
OUT1  
SCL6  
SDA6  
SCL5  
P6  
N4  
R5  
R4  
A2  
A3  
A4  
B5  
C3  
A5  
C5  
A6  
DA0  
SDA5  
SCL4  
SDA4  
HSYNC2/DA1  
DIGB2  
User system  
DIGG2  
DIGG2  
DIGR2  
DIGB1  
DIGG1  
DIGR1  
OSCOUT  
B/DIGB0  
G/DIGG0  
R/DIGR0  
CVIN1  
DIGR2  
DIGB1  
DIGG1  
DIGR1  
OSCOUT  
B/DIGB0  
G/DIGG0  
R/DIGR0  
C8  
C9  
B9  
TRGT  
SW4  
User system  
User system  
B4  
J3  
R8  
470ohm  
CVIN  
1
RCA  
EPB  
C11  
560pF  
C12  
0.1uF  
R9  
1Mohm  
TRGT  
SW5  
A1  
R14  
J4  
RCA  
CVIN2  
470ohm  
CVIN2  
0.1uF  
EPB  
C15  
C16  
R15  
560pF  
1Mohm  
TRGT  
EPB  
SW1  
User system  
User system  
L1  
OSC1/OSCHLF  
0ohm  
2pF  
OSC1  
R6  
1kohm  
X1  
R7  
C13  
0.015uF  
R5  
EPB  
SW2  
N3  
0ohm  
C14  
OSC2/VSYNC1/INT2*  
OSC2  
TRGT  
B3  
C2  
B2  
D2  
VHOLD1  
VHOLD2  
HLF1  
R1  
1kohm  
C5  
C6  
R2  
C7  
1kohm  
1000pF 1000pF  
HLF2  
C3  
C4  
C8  
220pF  
1uF  
220pF  
1uF  
VCC  
EPB  
JP2  
TRGT  
1
2
C7  
VCC3(OSD)  
3
User sytem  
User sytem  
TRGT  
3
2
1
A7  
CNVSS2  
AN3/CAP  
JP3  
EPB  
PORT  
CAP  
SW3  
User sytem  
C10  
P103/CAP  
C10  
1uF  
Figure 2.10 Circuits for JP2, JP3, SW1 to SW5, and OSD  
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2. Setup  
(1) Setting JP2, JP3, SW1 to SW5 on the M306V8T-EPB  
Tables 2.1 and 2.2 show the settings of JP2, JP3, SW1 to SW5 on the M306V8T-EPB.  
Table 2.1 Switch settings of the M306V8T-EPB (JP2, JP3, SW1 to SW5) (1/2)  
Switch  
Switch name  
Setting  
Description  
●EPB TRGT  
Connects pin VCC3 of the evaluation MCU to the internal power  
supply of the M306V8T-EPB. When the user system is not  
connected, use this setting.  
1 2 3  
(Factory-setting)  
JP2  
VCC3  
●EPB TRGT  
Connects pin VCC3 of the evaluation MCU to the user system.  
1 2 3  
1 2 3  
Connects pin CNVSS2 of the evaluation MCU to GND in the  
M306V8T-EPB. When the user system is not connected, use this  
setting.  
●EPB TRGT  
(Factory-setting)  
JP3  
CNVSS2  
1 2 3  
Connects pin CNVSS2 of the evaluation MCU to the user system.  
●EPB TRGT  
Connects pins OSC1 and OSC2 of the evaluation MCU to the  
internal circuit of the M306V8T-EPB. When the user system is not  
connected, use this setting  
SW1  
SW2  
(Factory-setting)  
SW1,SW2  
OSC1,OSC2  
Connects pins OSC1 and OSC2 of the evaluation MCU to the user  
system.  
SW1  
SW2  
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2. Setup  
Table 2.3 Switch settings of the M306V8T-EPB (JP2, JP3, SW1 to SW5) (2/2)  
Switch  
Switch name  
Setting  
Description  
Connects pin P103/CAP of the evaluation MCU to the user system.  
SW3  
(Factory-setting)  
SW3  
P103/CAP  
Connects pin P103/CAP of the evaluation MCU to the internal  
circuit of the M306V8T-EPB.  
SW3  
Connects pin CVIN1 of the evaluation MCU to the internal circuit  
of the M306V8T-EPB. When the user system is not connected, use  
this setting.  
SW4  
(Factory-setting)  
SW4  
CVIN1  
Connects pin CVIN1 of the evaluation MCU to the user system.  
SW4  
Connects pin CVIN2 of the evaluation MCU to the internal circuit  
of the M306V8T-EPB. When the user system is not connected, use  
this setting.  
SW5  
(Factory-setting)  
SW5  
CVIN2  
Connects pin CVIN2 of the evaluation MCU to the user system.  
SW5  
IMPORTANT  
Notes on Switch Settings:  
Be sure to turn of the power before setting the switches or connecting the cables. Otherwise, the internal circuits  
may be damaged.  
Use the SWI and SW2 only in the combination of the setting described in Table 2.1.  
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2. Setup  
2.10.2 Writing Data to the OSDROM  
This product is not able to write data into the OSDROM (internal resources of the evaluation MCU). Remove the evaluation  
MCU of IC3 from the IC socket and write data to the OSDROM using the dedicated programmer.  
Figure 2.11 shows removing and attaching the evaluation MCU (1 to 6)。  
An IC socket lever is on the right side in the figure. The lever may be on the left side, but the evaluation MCU will be removed  
and attached in the same procedure.  
IC3  
(1)  
IC3  
(3)  
(2)  
(1) Pull the level.  
(2) Pull the lever until it stops.  
(3) Pull the evaluation MCU upward to remove it.  
IC3  
Evaluation MCU has been removed. The data will be written into the OSDROM.  
IC3  
(6)  
IC3  
(4)  
(5)  
(4) Attach the evaluation MCU to the IC socket (check position of the No. 1 pin (6) Push the lever forward to until it stops.  
indicated by the bigger arrow).  
(5) Push the lever forward.  
Figure 2.11 Removing/attaching evaluation MCU  
IMPORTANT  
Notes on Removing/Attaching Evaluation MCU:  
Before removing or attaching the evaluation MCU, be sure to turn OFF the power supply. Otherwise, the  
internal circuit may be damaged.  
When attaching the evaluation MCU to the IC socket, check the position of No.1 pin, Incorrect attachment may  
cause a break of evaluation MCU.  
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2.10.3 Pullup of Emulation Ports  
2. Setup  
Because this product emulates some I/O ports (P0 to P5, P10), you can not pullup ports P0 to P5 by the pullup control registers.  
Install the included resistor arrays (51 k) as necessary. Figure 2.12 shows the positions of the pullup resistors. And, Table 2.3  
lists the emulation port numbers and the pullup resistor part numbers.  
IC3  
JP2  
JP3  
RM1  
J3  
RM2  
RM3  
RM4  
RM5  
RM6  
SW1  
SW2  
SW4  
SW3  
R8R9C12  
R5  
R6  
R7  
X1  
J4  
C14  
SW5  
VCC  
RM1  
RM2  
P0  
P1  
P2  
b7  
b0  
b7  
RM3  
RM4  
b0  
b7  
b0  
P3  
RM5  
RM6  
b7  
b7  
b0  
b0  
P4  
P5  
VCCb7  
b0  
Figure 2.12 Positions of the pullup resistors  
Table 2.3 Emulation ports and pullup resistor part numbers  
Port  
Resistor part  
P00--P07  
P10--P17  
P20--P27  
P30--P37  
P40--P47  
P50--P57  
RM1 (51 kpullup)  
RM2 (51 kpullup)  
RM3 (51 kpullup)  
RM4 (51 kpullup)  
RM5 (51 kpullup)  
RM6 (51 kpullup)  
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2. Setup  
2.11 Selecting Clock Supply  
2.11.1 Clocks  
You can choose a clock supplied to the evaluation MCU by the Emulator tab in the Init dialog box of the emulator debugger.  
Table 2.4 shows the clocks and their initial settings.  
Table 2.4 Clock supply to the MCU  
Display of  
Clock  
Description  
Default setting  
emulator debugger  
Internal oscillator circuit board  
(OSC-3 or OSC-2)  
Internal  
Yes  
Main (XIN-XOUT)  
External  
Oscillator circuit on the user system  
Internal generator circuit  
(1.0--16.0 MHz)  
-
-
Generate  
Internal oscillator circuit  
(32.768 kHz)  
Oscillator circuit on the user system  
Internal  
External  
-
Sub (XCIN-XCOUT)  
Yes  
IMPORTANT  
Notes on Changing the Clock Supply:  
The clock supply can be set by the Init dialog box when starting up the emulator debugger or inputting CLK  
command on the script window.  
2.11.2 Using an Internal Oscillator Circuit Board  
(1) Kinds of Oscillator Circuit Boards  
The PC7501 comes with an oscillator circuit board OSC-3 (30 MHz). And an oscillator circuit board OSC-3 (16 MHz)  
and an oscillator circuit board OSC-2 (bare board) are included with this product. If you use the internal oscillator  
circuit board OSC-3 (16 MHz) or OSC-2 of the PC7501 as a main clock, choose "Internal" in the emulator debugger  
after replacing oscillator circuit boards to change a clock supplied to an MCU.  
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2. Setup  
(2) Replacing an Oscillator Circuit Board  
1. Remove the four screws of both sides of this product and lift off the upper cover (see Figure 2.13).  
Figure 2.13 Removing the upper cover  
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2. Setup  
1. Replace the oscillator circuit board (see Figure 2.14).  
The oscillator circuit board of the PC7501 is in the lower right  
corner of the board.  
Unscrew the screw securing the oscillator circuit board.  
Lift off the oscillator circuit board.  
Attach another oscillator circuit board to the connector.  
Secure the new oscillator circuit board with the screw.  
Figure 2.14 Replacing the oscillator circuit board  
2. Reinstall the upper cover and secure the four screws.  
CAUTION  
Note on Replacing the Oscillator Circuit Board:  
Always shut OFF power when removing the upper cover or replacing oscillator circuit board. Otherwise,  
internal circuits may be damaged.  
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2. Setup  
(3) Using the Internal Oscillator Circuit Bare Board  
To use the emulation probe at a frequency you like, build a desired oscillator circuit on the included OSC-2 oscillator circuit  
bare board. Figure 2.15 shows an external view of the OSC-2 oscillator circuit bare board and where the connector pins are  
located. Figure 2.16 shows the circuitry of the oscillator circuit bare board OSC-2. Use the number of oscillator circuits  
recommended by the oscillator manufacturer.  
J1-4GND  
J1-3Oscillator output  
J1-2GND  
J1-1VCC  
Figure 2.15 External view of the oscillator circuit board OSC-2 and its connector pin positions  
IC1  
IC1  
CLK  
11  
10  
9
8
J1-3  
J1-1  
R1  
Vcc  
1
2
*
*
R2  
X1 ,X2  
14  
IC1  
3
5
4
C3  
6
7
J1-2  
J1-4  
C2  
C1  
13  
12  
GND  
GND  
*
X3  
IC1  
X1:5.08-mm-pitch 2-pin oscillator  
*.  
X2:2.54-mm-pitch 2-pin oscillator  
X3:2.54-mm-pitch 3-pin oscillator  
IC1:Inverter (Unbuffer)  
Figure 2.16 Circuits of the oscillator circuit bare board OSC-2  
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2. Setup  
2.11.3 Using the Oscillator Circuit on the User System  
To operate this product with an external clock, construct the oscillator circuit as shown in Figure 2.17 in the user system and  
input the oscillator output at 50% duty (within the operating range of the evaluation MCU) into pin XIN. And pin XOUT should  
be open. Choose "External" in the emulator debugger to use this clock.  
Figure 2.17 External oscillator circuit  
Make note that in the oscillator circuit shown in Figure 2.18 where a resonator is connected between pins XIN and XOUT  
,
oscillation does not occur because a converter board and other devices are used between the evaluation MCU and the user  
system. It is same for sub-clock oscillator circuits (XCIN and XCOUT).  
Figure 2.18 Circuit in which oscillation does not occur  
2.11.4 Using the Internal Generator Circuit  
The dedicated circuit in the PC7501 can generate any arbitrary frequency specified by the emulator debugger, and it can be  
supplied as a main clock. It does not depend on either the oscillator circuit board in the PC7501 or the oscillator circuit on the  
user system. If you want to debug programs without the user system or change a frequency temporarily, you can check its  
operation before purchasing an oscillator. If you want to use the internal generator circuit in the PC7501 as a main clock,  
choose "Generate" in the emulator debugger and specify a frequency you like to use this clock.  
Although you can change a frequency between 1.0 and 99.9 MHz by 0.1 MHz for the PC7501, do not specify a value  
exceeding the maximum input frequency of the XIN of an MCU.  
IMPORTANT  
Note on Using the Internal Generator Circuit:  
The internal generator circuit is equipped for temporary debugging purposes. Temperature characteristics of  
frequencies are not guaranteed.  
Be sure to evaluate your system with an oscillator or oscillator module whose frequency is same as that of the  
internal oscillator circuit (internal clock) for final evaluation purposes.  
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3. Usage (How to Use the Emulator Debugger)  
3. Usage (How to Use the Emulator Debugger)  
This chapter describes how to start up the emulator debugger from the High-performance Embedded Workshop.  
3.1 Starting Up the Emulator Debugger  
When debugging the completed programs, switch the session. The session can be changed by the drop down list of the tool bar  
shown below.  
You will have as many sessions created as the number of targets you selected when creating a project, so select the session that  
corresponds to the target to be connected from the drop-down list. To connect to the PC7501 + M16C Emulation Probe, select  
“SessionM16C_R8C_PC7501_Emulator.”  
3.1.1 INIT Dialog Box  
After specifying the session, an Init dialog box to connect the target is displayed. The Init dialog box is used to set the items  
that need to be set when the emulator debugger starts up. The contents set in this dialog box remain effective the next time you  
start the debugger. When you have finished settings (1) through (4), click OK.  
(1) MCU tab  
1 Specifying the MCU file  
Specifying the MCU file  
Specifying the MCU file  
(1) Click the “Refer…” Button”.  
(2) ”Select MCU File” dialog box will be displayed.  
Specify the MCU file “M16C6V_512.MCU” for the  
target MCU.  
-
The MCU file contains the information specific to the  
target MCU.  
-
The MCU file you have selected is displayed in the  
MCU section of the MCU tab.  
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3. Usage (How to Use the Emulator Debugger)  
2. Specifying the communication interface  
Specifying the communication interface  
(LPT communication)  
-
-
-
-
For selecting the LPT communication, click the radio  
button “LPT” of the MCU tab.  
For the Type area, specify the LPT interface  
communication mode to be used.  
Specify the I/O address of the parallel port at the I/O  
address area.  
For BIOS setup, the following addresses are  
available.  
- 378h  
- 278h  
Specifying the communication interface  
(LAN communication)  
-
-
-
-
For selecting the LAN communication, click the radio  
button “LAN” of the MCU tab.  
Specify the IP address of the emulator at the IP  
address area.  
Specify the IP address by one byte of decimal number  
separating each four bytes with a period.  
Specify the port number at the Port area.  
Specifying the communication interface  
(USB communication)  
-
-
-
For selecting the USB communication, click the radio  
button “USB” of the MCU tab  
The emulators connected by USB cable are shown at  
Serial No. area.  
Select the serial No. of the emulator you are going to  
connect.  
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3. Usage (How to Use the Emulator Debugger)  
3. Executing the self-check  
Executing the self-check  
Enable this function when you want the emulator to be self-  
checked at startup. Be sure to select the check box only when  
you want the emulator to be self-checked at startup.  
This function may be enabled in the following cases:  
-
-
-
When you are using the emulator you have just purchased,  
and fail to download the firmware.  
When you successfully download the firmware, but fail to  
start up the emulator  
When you want to confirm whether the emulator is  
operating normally because, for example, the MCU runs  
out of control or something is wrong with the trace results  
This function can be enabled only when you are starting up the  
emulator debugger.  
4. Using or not using the address match break function  
Using or not using the address match break  
function  
Specify whether or not to use the address match break  
function.  
-
-
To use the address match break function (default),  
Select the check box. In this case, the address match  
interrupt is used by the emulator, and cannot be used in the  
user program.  
When not using the address match break function,  
Deselect the check box. In this case, the address match  
interrupt can be used in the user program.  
This option can be selected or deselected only when you are  
starting up the emulator debugger.  
5. Using or not using CPU rewrite mode  
Using or not using CPU rewrite mode  
Specify whether or not to debug in CPU rewrite mode. To  
debug the user system that uses CPU rewrite mode, select the  
check box. This option can be selected or deselected only  
when you are starting up the emulator debugger.  
[Supplementary explanation]  
When debugging in CPU rewrite mode is enabled, the  
following functions cannot be used while executing the user  
program:  
-
Setting the address match breakpoint  
-
Software breakpoint setting in the internal ROM area  
-
Execution of COME in the internal  
ROM area  
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3. Usage (How to Use the Emulator Debugger)  
(2) Debugging Information tab  
Specifying the compiler used and the object format  
Specify the compiler you are using and the format of the object file  
output by the compiler.  
-
Compiler  
Select the compiler you are using.  
(By default, the C compiler from Renesas is selected.)  
Object Format  
-
Select the format of the object file that is output by the compiler you  
are using.  
Specifying the method for storing debug information  
There are two methods for storing debug information: on-memory  
method where data is held in memory and an on-demand method where  
data is held in a temporary file.  
When selecting the on demand method, check the [On Demand] check  
box.  
-
-
On Memory  
Debugging information is stored in the internal memory of your  
computer. This method is suitable when the load module (user  
program) size is small.  
On Demand  
Debugging information is stored in a reusable temporary file on the  
hard disk of your computer.  
Because the stored debugging information is reused, the next time you  
download the same load module it can be downloaded at high speed.  
This method is suitable when the load module (user program) size is  
large.  
(3) Emulator tab  
Specifying the target clock  
Specify the clock sources supplied to the MCU (main clock and sub  
clock). Select the appropriate clock sources according to the clock  
used by your target MCU.  
-
-
-
Internal (default)  
Emulator PC7501’s internal clock  
External  
User system clock  
Generated  
Clock created in PC7501  
The option you have specified here remains effective the next time  
you start up.  
Selecting the event output/trigger input cable  
Select input/output of the event output/trigger input cable of the  
PC7501.  
-
Input from External Trigger (default)  
Inputs the external trigger from the cable  
-
Output Events  
Outputs events from the cable  
“Input from External Trigger” is set at startup (the previous setting  
becomes null).  
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3. Usage (How to Use the Emulator Debugger)  
(4) Automatically executing a script command  
Automatically executing a script command  
To automatically execute a script command when starting  
up the debugger, click the “Refer...” button and specify the  
script file to be executed.  
Clicking the “Refer...” button brings up a file selection  
dialog box. The script file you have selected is displayed in  
the Init File: section of the dialog box shown here. If you do  
not want to automatically execute a script command, delete  
the character string displayed in the Init File: section of the  
dialog box.  
What you specify here is reflected at only startup. If you  
specify back again in the Init dialog box after startup,  
whatever you specified has no effect. (Be sure to restart the  
emulator debugger.)  
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3.1.2 MCU Setting Dialog Box  
3. Usage (How to Use the Emulator Debugger)  
MCU setting dialog box sets the information of the user system. It will be displayed after closing the Init dialog box.  
(1) MCU tab  
1. MCU Setting  
Specifying the processor mode  
Select the appropriate processor mode that suits your  
system.  
Specifying the bus width  
When specifying memory expansion mode or  
microprocessor mode, select “16-bit” for “External Data  
Bus Width”.  
M16C/6V8  
Using or not using the memory space  
expansion function  
Specifies whether or not to use the memory space  
expansion function when selecting memory expansion  
mode or microprocessor mode. When using the memory  
space expansion function, select “4MB Mode”. When  
not, select “Normal Mode”  
Using or not using the internal reserved  
area expansion  
Specifies whether or not to expand the internal reserved  
area. Check this box if the internal reserved area  
expansion bit (PM13) is “1”.  
PM13=0:  
Internal RAM area: 00400h--03FFFh  
Internal ROM area: D0000h--FFFFFh  
PM13=1:  
Internal RAM area: 00400h--043FFh  
Internal ROM area: 80000h--FFFFFh  
Switching the CS2 area  
Specifies CS2 area. When using the CS2 switching bit  
(data block enable bit) (PM10) as “1”, check this box.  
PM10 = 0: 09000h--26FFFh  
PM10 = 1: 10000h--26FFFh  
IMPORTANT  
Notes on Selecting a Processor Mode:  
When setting single-chip mode or memory expansion mode, the level of pin CNVSS of the MCU status should  
be "L". The MCU status shows the pin level of the user system.  
When setting microprocessor mode, the level of pin CNVSS of the MCU status should be "H".  
When setting memory expansion mode or microprocessor mode, pins RDY* and HOLD* of the user system  
should be "H".  
When the user system is not connected, all modes are available.  
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3. Usage (How to Use the Emulator Debugger)  
2. Option  
Setting the debug options  
Check the box when not downloading the program to the  
internal flash ROM of the MCU. If this box is checked,  
the working efficiency (downloading, software break,  
etc.) will be improved because the program is  
downloaded in the emulation memory in the PC7501.  
However, maximum operating frequency is 10MHz  
The box is unchecked by default.  
M16C/6V8  
3. MCU Status  
Referring to the MCU Status  
It shows the status of each MCU pin. Check it to see if  
the MCU status matches the selected processor mode.  
“NC” means that the pin status is indeterminate.  
M16C/6V8  
IMPORTANT  
Notes on Selecting a Processor Mode:  
The MCU status is shown in “MCU Status” of the EMEM dialog box. Check that it matches to the processor  
mode to be set.  
Check that the RDY* and HOLD* are “H” level. If they are “L” level, as the MCU enters a wait status and the  
emulator debugger cannot receive the signal from the MCU, an error is displayed.  
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3. Usage (How to Use the Emulator Debugger)  
(2) MAP tab  
Specifying the emulation memory  
allocation  
Sets the memory area assigned to the emulation memory  
by 4KB. Up to four areas can be set.  
An area set to [INTERNAL] will be allocated to the  
emulation memory. An unchecked area or an unset area  
will be allocated to external area.  
INTERNAL  
8
8
The setting is effective only in the CS3*, CS2*, CS1*  
and CS0*. The maps of SFR, internal ROM and RAM  
are set automatically.  
Be sure to set the OSDRAM area (8000h -- 8FFFh) to  
INTERNAL, and set the OSDROM area (30000h --  
4FFFFh) to EXTERNAL (default).  
(3) Flash Clear  
Setting to clear the MCU’s internal flash  
ROM  
Specify whether or not you want the MCU’s internal  
flash ROM to be cleared when downloading the user  
program or data. (When cleared, the content of the flash  
ROM is initialized to 0xFF.) The MCU’s internal flash  
ROM is listed in block units.  
-
Any block which has had its check box selected is not  
cleared when downloading. The memory content of  
this block remains intact unless overwritten by  
downloading.  
-
-
Any block which has had its check box deselected is  
cleared when downloading.  
Click the Select All button, and all blocks will be  
selected (marked by a check mark, so that none of the  
blocks is cleared when downloading).  
-
Click the Clear All button, and all blocks will be  
deselected (check marks removed, so that all of them  
are cleared when downloading).  
The option you have specified here remains effective the  
next time you start up.  
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3. Usage (How to Use the Emulator Debugger)  
Checking connections of the emulator  
3.1.3 Checking Connections of the Emulator System  
system  
When the emulator debugger is connected correctly to  
the emulator after you’ve finished setting up the Init  
dialog box and the MCU Setting dialog box, you will see  
a message “Connected” displayed on the Debug tab of  
the Output window.  
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3.2 Editor (Source) Window  
(1) Program window  
3. Usage (How to Use the Emulator Debugger)  
Editor (Source) window  
The editor (source) window is a window that always  
shows the content of the source file corresponding to the  
current position of the program counter. It automatically  
opens when the emulator starts up. The program counter  
position is identified by the yellow background color.  
Here, you can execute the program up to the cursor  
position, set or clear software breakpoints, and line-  
assemble the source file.  
Because the present emulator uses the MCU’s internal  
flash ROM, the initial value for the ROM area data at the  
time of purchase is “FFh.”  
(2) Program execution  
CPU reset  
Resets the CPU.  
Go  
Runs the program beginning with the current PC position.  
Reset Go  
Runs the program after reset.  
Step In  
Single-steps the program executing each statement  
(including those in functions).  
Step Over  
Single-steps the program executing each function call as one  
step.  
Step Out  
Exists a function and stops at a statement in the program  
next to the one that called the function.  
STOP  
Stops the program.  
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3. Usage (How to Use the Emulator Debugger)  
(3) Setting break points  
1. Screen after software breakpoint setup  
Breakpoint setup screen  
There are three types of breakpoints as described  
below.  
-
Address match breakpoint  
This breakpoint can be set only when you chose to  
use the address match break function on the MCU  
tab of the Init dialog box.  
A breakpoint can be set or cleared by double-  
clicking in the address match breakpoint display  
area in the editor (source) window. (A blue circle  
is displayed at the setting line)  
Up to eight breakpoints can be set. When this  
limit is exceeded, software breakpoints are set.  
The address match break causes the program to  
stop before executing the address at which a  
breakpoint is set.  
-
Software breakpoint  
A software breakpoint can be set or cleared by  
double-clicking the software breakpoint display  
area in the editor (source) window (A red circle is  
displayed at the setting line).  
This is rewritten to a break instruction, therefore,  
because of rewriting flash ROM, program  
execution starts with a delay of several seconds  
after setting ROM area.  
If the breakpoint you set is a software breakpoint,  
the program stops before executing the instruction  
at the set breakpoint.  
-
Hardware breakpoint  
A hardware breakpoint can be set or cleared by  
right-clicking the breakpoint display area.  
If the breakpoint you set is a hardware breakpoint,  
the program stops after executing the instruction  
at the set breakpoint (after several cycles).  
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3. Usage (How to Use the Emulator Debugger)  
(4) Executing up to the cursor position (Come command)  
1. Specifying the Come command  
Setup procedure for executing COME  
command  
(1) Click the line in the program display area at which  
you want the program to execute.  
(2)  
Click the Come button  
2. After the Come command has finished  
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3. Usage (How to Use the Emulator Debugger)  
3.3 Hardware Breakpoint Setting Window  
(1) Breakpoint setup dialog box  
1. Opening the hardware breakpoint setup dialog box  
Hardware Break Point  
Clicking this button opens the hardware breakpoint setup  
dialog box.  
2. Hardware Break Point Setting Window in initial state  
H/W breakpoint Setting Window in initial  
state  
Select the “Enable H/W Break” check box, and this  
break function will be enabled, allowing you to set  
hardware breakpoints.  
Setting Break Event  
Click the event line at which you want set a break  
event.  
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3. Usage (How to Use the Emulator Debugger)  
3. Opening the break event setting dialog box  
Specifying the event type  
Click to select the event type you want to set.  
-
-
-
-
-
FETCH  
Detects an instruction prefetch.  
DATA ACCESS  
Detects a memory access.  
BIT SYMBOL  
Detects a bit access.  
INTERRUPT  
Detects an interrupt occurrence or interrupt termination.  
TRIGGER  
Detects a signal from the external trace signal input  
cable.  
(2) When FETCH is selected  
1. Window for setting addresses  
Setting the address  
You can set eight conditions, e.g., a specified address, a  
specified address range, etc. When you have finished  
setting the address, click OK.  
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3. Usage (How to Use the Emulator Debugger)  
(3) When DATA ACCESS is selected  
1. Window for setting the address  
Setting the address  
You can set eight conditions, e.g., a specified address, a  
specified address range, etc.  
When you have finished setting the address, click OK.  
2. Window for setting data  
Setting data  
You can set eight conditions, e.g., a specified data, a  
specified data range, etc.  
Setting the access condition  
You can set three conditions, e.g., read, write, and  
read/write. When you have finished setting the data and  
access condition, click OK.  
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3. Usage (How to Use the Emulator Debugger)  
3. Example Data Settings  
Setting events for wordwise accesses to the even-addresses  
STE.W A0,20E8h(A0=5423h)  
Setting a break event  
A1  
Address 1 : 0020E8  
Data 1  
MASK  
Access  
: 5423  
: FFFF  
: WRITE  
High-order and low-order data effective  
Setting a break event (using 2 events)  
A1  
A2  
Setting events for wordwise accesses to the odd-addresses  
STE.W A0,20E5h(A0=AB79h)  
Address 1 : 0020E5  
Address 1 : 0020E6  
Data 1  
MASK  
Access  
: 7900  
: FF00  
: WRITE  
Data 1  
MASK  
Access  
: 00AB  
: 00FF  
: WRITE  
Set the combinatorial events to AND.  
Odd-address high-order data effective  
Even-address low-order data effective  
Setting a break event  
A1  
Address 1 : 0020E2  
Setting events for wordwise accesses to the even-addresses  
STE.B R0L,[A1A0](R0L=E5h,A1=0000h,A0=20E2h)  
Data 1  
MASK  
Access  
: 00E5  
: 00FF  
: WRITE  
Low-order data effective  
Setting a break event  
A1  
Address 1 : 0020E3  
Setting events for wordwise accesses to the odd-addresses  
STE.B R0L,[A1A0](R0L=E6h,A1=0000h,A0=20E3h)  
Data 1  
MASK  
Access  
: E600  
: FF00  
: WRITE  
High-order data effective  
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3. Usage (How to Use the Emulator Debugger)  
(4) Setting the combinatorial event condition  
1. Window for setting the combinatorial event condition  
Setting the combinatorial event condition  
There are following four conditions that you can choose for  
the combinatorial events.  
-
-
-
-
AND  
The program breaks when all of the specified events  
occur.  
AND (Same Time)  
The program breaks when the specified events occur at  
the same time.  
OR  
The program breaks when one of the specified events  
occurs.  
STATE TRANSITION  
The program breaks when the state transition diagram  
goes into the break state.  
For each event, a pass count (number of passing) is  
specifiable (1--255). When “AND” (same time) is specified  
for Combination, you can not specify the pass count (fixed  
to one).  
When you have finished setting the combinatorial event  
condition, click the “Set” button.  
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3. Usage (How to Use the Emulator Debugger)  
3.4 Trace Window  
The trace window is used to show the results of real-time trace measurements.  
(1) Trace window  
1. Trace window display  
Trace window  
The trace window is used to show the results of real-time trace  
measurements. It has the following four display modes:  
-
-
Bus mode  
Bus information per cycle can be inspected. The contents are  
displayed in order of execution paths.  
Disassemble + data access mixed mode  
The executed instruction and the content of the accessed data  
can be inspected together. Contents are displayed in order of  
the execution paths.  
-
-
Disassemble mode  
The execution paths of the executed instructions can be  
inspected. The contents are displayed in order of execution  
paths.  
Source mode  
The execution paths of the source program can be inspected.  
These modes can be switched over using the respective toolbar  
buttons.  
The trace window shows the measurement result when a real-  
time trace measurement has finished. The trace window  
remains blank until the real-time trace measurement in  
progress finishes.  
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3. Usage (How to Use the Emulator Debugger)  
2. Trace window (Bus display)  
Explanation of the trace window (bus display)  
The following explains the displayed contents, from left to right.  
-
Address  
Shows the status of the address bus.  
Data  
-
Shows the status of the data bus.  
-
-
-
BUS  
Shows the width of the external data bus. In the present  
emulator, only “16b” for 16 bits wide bus is displayed.  
BHE*  
Shows the status (0 or 1) of the BHE (Byte High Enable)  
signal. If this signal = 0, the odd-address data is valid.  
BIU  
Shows the status between the BIU (Bus Interface Unit) and  
memory or I/O.  
Symbol Status  
-
: No change  
3. Trace window (Disassemble display)  
DMA  
INT  
IB  
DB  
IW  
: Data access except for CPU  
: Starts INTACK sequence  
: Instruction code read (bytes) by CPU  
: Data access (bytes) by CPU  
: Instruction code read (words) by CPU  
: Data access (words) by CPU  
DW  
-
-
R/W  
Shows the status of the data bus. Displayed as “R” for Read,  
“W” for Write, and “–” for no access.  
RWT  
This is the signal to indicate a valid bus cycle. When valid,  
RWT = 0. The Address, Data, and the BIU signals are effective  
when this signal is 0.  
-
CPU  
Shows the status between the CPU and BIU (Bus Interface  
Unit).  
Symbol Status  
CB  
RB  
QC  
CW  
RW  
QN  
: Op-code read (bytes)  
: Operand read (bytes)  
: Clears instruction queue buffer  
: Op-code read (words)  
: Operand read (words)  
4. Trace window (Source display)  
-
-
Shows the byte count stored in the instruction queue buffer.  
The display range is 0 to 4.  
76543210  
Shows the level of external trace signal input cable EXTIN0 to  
EXTIN7.  
-
h” m’ s: ms. us  
Shows the elapsed time after starting the user program.  
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(2) Trace point setup window  
1 Trace point setup window  
3. Usage (How to Use the Emulator Debugger)  
Trace Point Setting Window in initial state  
Clicking this toolbar button opens the trace point setting  
window.  
You can set events in the same way as for the hardware  
breakpoints.  
Specifying a trace range  
You can specify a trace range for the trace event.  
-
-
-
-
-
Break  
256K cycles of instruction execution before the user program  
stopped is recorded.  
Before  
256K cycles of instruction execution before a trace point  
condition was met is recorded.  
About  
128K cycles of instruction execution before and after a trace  
point condition was met is recorded.  
After  
256K cycles of instruction execution after  
condition was met is recorded.  
Full  
a
trace point  
256K cycles of instruction execution after a trace began is  
recorded.  
2. Setting the trace write condition  
Setting the trace write condition  
You can specify a condition for the cycles to be written into the  
trace memory.  
-
Total  
All cycles are written into memory.  
-
Pick up  
Only the cycles in which the specified condition was met are  
written into memory.  
-
Exclude  
Only the cycles in which the specified condition was not met are  
written into memory.  
When you have finished setting the trace write condition, click this  
button. The Realtime-trace Write Condition dialog box shown  
below will appear.  
3. Realtime trace Write Condition dialog box  
Write mode  
Only the cycle in which the specified Start event occurred  
A range of cycles from when the specified Start event occurred to  
when the specified Start event became nonexistent.  
A range of cycles from when the specified Start event occurred to  
when the specified End event occurred.  
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3. Usage (How to Use the Emulator Debugger)  
3.5 RAM Monitor Window  
This function makes it possible to make reference to the changes in memory contents without impairing the real-time  
performance for target program execution. The emulator PC7501 system is provided with the 4KB RAM monitor area. This  
RAM monitor area can be divided into the 16-block area in units of arbitrary continuous address or 256 bytes for mapping or  
layout.  
(1) RAM monitor window  
RAM monitor  
Clicking this button opens the RAM monitor window.  
Changing the RAM monitor display area  
You can change the manner in which the RAM monitor area you have  
set in the above dialog box is displayed.  
: Shows the blocks at the preceding addresses.  
: Shows the blocks at the following addresses.  
The background colors of the data display and the code display sections  
change with the access attribute as described below.  
-
-
-
Green : Addresses accessed for read  
Red : Addresses accessed for write  
White : Addresses not accessed  
The background colors can be changed as necessary.  
1. RAM monitor area setting window in initial state  
RAM Monitor Area Setting Window in initial state  
By default, the monitor area is set to 000400h through 0007FFh. To  
change it, click the line you want to set.  
Specifying the start address  
You can set the start address of the RAM area to be monitored. To add  
a RAM monitor area, click the "Add..." button. The RAM Monitor Area  
Setting Window will be displayed.  
2. RAM monitor area setting dialog box  
Specifying the start address  
You can set the start address of the RAM area to be monitored.  
Specifying the size  
You can set the size to be monitored by specifying the number of blocks  
from the start address. One block is 256 bytes in size.  
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4. Hardware Specifications  
4. Hardware Specifications  
This chapter describes specifications of this product.  
4.1 Target MCU Specifications  
Table 4.1 lists the specifications of target MCUs which can be debugged with this product.  
Table 4.1 Specifications of target MCUs for the M306V8T-EPB  
Item  
Applicable MCU  
Description  
M16C/60 Series M16C/6V Group M306V8  
Evaluation MCU  
M306V8FJGS  
ROM size : 512KB4KB , RAM size : 16KB  
Applicable MCU mode  
Single-chip mode  
Memory expansion mode 16 bit bus width (NORMAL, 4MB)  
Microprocessor mode 16 bit bus width (NORMAL, 4MB)  
Maxi. ROM/RAM capacity  
1. MCU internal flash ROM: 516KB (0F000h--0FFFFh, 80000h--FFFFFh)  
2. MCU internal RAM:  
16KB (00400h--043FFh)  
3. MCU internal flash OSDRAM:  
4. MCU internal flash OSDROM:  
3.15 V Vcc1 = Vcc2 = Vcc3 3.45 V  
4KB (08000h--08FFFh)  
128KB (30000h--4FFFFh)  
Power supply voltage  
Operating voltage/frequency  
Power supply voltage 3.15 to 3.45 V: 16 MHz  
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4. Hardware Specifications  
4.2 Access Timing  
Because this product emulates some ports, access timings are different from those of the actual MCUs. Chapter 4.2.1 describes  
the access timing using this product.  
4.2.1 Operation Timing of Memory Expansion Mode and Microprocessor Mode (Vcc1=Vcc2=Vcc3=3.3V)  
(1) Separate Bus Timing  
Table 4.2 and Figure 4.1 show the bus timing in memory expansion mode and microprocessor mode.  
Table 4.2 Memory expansion mode and microprocessor mode (3-wait, accessing external area)  
Actual MCU  
[ns]  
This product  
[ns]  
Symbol  
Item  
Min.  
Max.  
Min.  
Max.  
td(BCLK-AD)  
th(BCLK-AD)  
th(RD-AD)  
Address output delay time  
30  
36  
Address output hold time (BCLK standard)  
Address output hold time (RD standard)  
Address output hold time (WR standard)  
Chip-select output delay time  
Chip-select output hold time (BCLK standard)  
ALE signal output delay time  
ALE signal output hold time  
RD signal output delay time  
RD signal output hold time  
WR signal output delay time  
4
0
(*2)  
See left  
-3  
(*3)  
th(WR-AD)  
td(BCLK-CS)  
th(BCLK-CS)  
td(BCLK-ALE)  
th(BCLK-ALE)  
td(BCLK-RD)  
th(BCLK-RD)  
td(BCLK-WR)  
th(BCLK-WR)  
td(BCLK-DB)  
th(BCLK-DB)  
td(DB-WR)  
30  
30  
30  
30  
40  
See left  
See left  
33  
4
-4  
0
See left  
See left  
See left  
See left  
38  
WR signal output hold time  
0
Data output delay time (BCLK standard)  
Data output hold time (BCLK standard)  
Data output delay time (WR standard)  
Data output hold time (WR standard)  
43  
4
(*1)  
(*2)  
See left  
See left  
(*3)  
th(WR-DB)  
*1 Calculated by the following formula according to the frequency of BCLK.  
(
n 0.5  
f (BCLK)  
)
×109  
40 [ns] n: "3" for 3-wait  
*2 Calculated by the following formula according to the frequency of BCLK.  
0.5×109  
f (BCLK)  
[ns]  
*3 Calculated by the following formula according to the frequency of BCLK.  
0.5×109  
f (BCLK)  
17 [ns]  
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4. Hardware Specifications  
Read timing  
BCLK  
td(BCLK-CS)  
th(BCLK-CS)  
CSi  
th(RD-CS)  
tcyc  
td(BCLK-AD)  
th(BCLK-AD)  
ADi  
BHE  
td(BCLK-ALE)  
th(RD-AD)  
th(BCLK-ALE)  
td(BCLK-RD)  
ALE  
RD  
th(BCLK-RD)  
tac2(RD-DB)  
Hi-Z  
DBi  
tsu(DB-RD)  
th(RD-DB)  
Write timing  
BCLK  
td(BCLK-CS)  
th(BCLK-CS)  
CSi  
tcyc  
th(WR-CS)  
td(BCLK-AD)  
th(BCLK-AD)  
ADi  
BHE  
td(BCLK-ALE)  
th(WR-AD)  
th(BCLK-ALE)  
td(BCLK-WR)  
ALE  
th(BCLK-WR)  
WR,  
WRL ,WRH  
th(BCLK-DB)  
td(BCLK-DB)  
Hi-Z  
DBi  
th(WR-DB)  
td(DB-WR)  
Figure 4.1 Memory expansion mode and microprocessor mode (3-wait, accessing external area)  
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(2) Multiplex Bus Timing  
4. Hardware Specifications  
Table 4.3 and Figure 4.2 show the bus timing in memory expansion mode and microprocessor mode (2-wait, accessing  
external area, using multiplex bus).  
Table 4.3 Memory expansion mode and microprocessor mode (2-wait, accessing external area, using multiplex bus)  
Actual MCU  
[ns]  
This product  
[ns]  
Symbol  
Item  
Min.  
Max.  
Min.  
Max.  
td(BCLK-AD)  
th(BCLK-AD)  
th(RD-AD)  
Address output delay time  
50  
See left  
Address output hold time (BCLK standard)  
Address output hold time (RD standard)  
Address output hold time (WR standard)  
Chip-select output delay time  
Chip-select output hold time (BCLK standard)  
Chip-select output hold time (RD standard)  
Chip-select output hold time (WR standard)  
RD signal output delay time  
4
(*1)  
(*1)  
See left  
(*4)  
(*4)  
th(WR-AD)  
td(BCLK-CS)  
th(BCLK-CS)  
th(RD-CS)  
50  
See left  
4
(*1)  
(*1)  
See left  
See left  
See left  
th(WR-CS)  
td(BCLK-RD)  
th(BCLK-RD)  
td(BCLK-WR)  
th(BCLK-WR)  
td(BCLK-DB)  
th(BCLK-DB)  
td(DB-WR)  
40  
40  
50  
See left  
See left  
See left  
RD signal output hold time  
WR signal output delay time  
WR signal output hold time  
0
0
See left  
See left  
Data output delay time (BCLK standard)  
Data output hold time (BCLK standard)  
Data output delay time (WR standard)  
Data output hold time (WR standard)  
ALE output delay time (BCLK standard)  
ALE output hold time (BCLK standard)  
ALE output delay time (Address standard)  
ALE output hold time (Address standard)  
After address RD signal output delay time  
After address WR signal output delay time  
Address output floating start time  
4
(*2)  
(*1)  
See left  
See left  
See left  
th(WR-DB)  
td(BCLK-ALE)  
th(BCLK-ALE)  
td(AD-ALE)  
th(ALE-AD)  
td(AD-RD)  
40  
See left  
-4  
(*3)  
(*4)  
0
See left  
See left  
See left  
-25  
td(AD-WR)  
tdz(RD-AD)  
0
-25  
8
25  
*1 Calculated by the following formula according to the frequency of BCLK.  
0.5×109  
f (BCLK)  
[ns]  
*2 Calculated by the following formula according to the frequency of BCLK.  
(
n 0.5  
f (BCLK)  
)
×109  
50 [ns] n: "2" for 2-wait  
*3 Calculated by the following formula according to the frequency of BCLK.  
0.5×109  
f (BCLK)  
40 [ns]  
*4 Calculated by the following formula according to the frequency of BCLK.  
0.5×109  
f (BCLK)  
15 [ns]  
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4. Hardware Specifications  
Read timing  
tcyc  
BCLK  
td(BCLK-CS)  
th(BCLK-CS)  
th(RD-CS)  
CSi  
tac3(RD-DB)  
Hi-Z  
td(AD-ALE) th(ALE-AD)  
ADi  
/DBi  
tdz(RD-AD)  
tsu(DB-RD)  
th(RD-DB)  
td(AD-RD)  
td(BCLK-AD)  
td(BCLK-ALE)  
th(BCLK-AD)  
th(RD-AD)  
ADi  
BHE  
ALE  
RD  
td(BCLK-RD)  
th(BCLK-ALE)  
th(BCLK-RD)  
Write timing  
tcyc  
BCLK  
CSi  
td(BCLK-CS)  
th(BCLK-CS)  
th(WR-CS)  
th(WR-DB)  
td(AD-ALE) th(ALE-AD)  
th(BCLK-DB)  
td(BCLK-DB)  
ADi  
/DBi  
td(DB-WR)  
td(BCLK-AD)  
td(BCLK-ALE)  
th(BCLK-AD)  
th(WR-AD)  
td(AD-WR)  
ADi  
BHE  
ALE  
th(BCLK-ALE)  
th(BCLK-WR)  
td(BCLK-WR)  
WR,  
WRL,WRH  
Figure 4.2 Memory expansion mode and microprocessor mode (2-wait, accessing external area, using multiplex bus)  
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4. Hardware Specifications  
(3) Timing Requirements  
Tables 4.4 and Figure 4.3 list the timing requirements.  
Table 4.4 Timing requirements  
Actual MCU  
[ns]  
This product  
[ns]  
Symbol  
Item  
Min.  
Max.  
Min.  
75  
60  
Max.  
tsu(DB-RD)  
tsu(RDY-BCLK)  
Data input setup time  
RDY* input setup time  
50  
40  
50  
0
0
0
tsu(HOLD-BCLK) HOLD* input setup time  
70  
th(RD-DB)  
Data input hold time  
See left  
See left  
See left  
th(BCLK-RDY)  
th(BCLK-HOLD)  
td(BCLK-HLDA)  
RDY* input hold time  
HOLD* input hold time  
HLDA* output delay time  
40  
See left  
Common to “with wait” and “no wait” (actual MCU)  
BCLK  
th(BCLK-HOLD)  
tsu(HOLD-BCLK)  
HOLD input  
HLDA output  
td(BCLK-HLDA)  
td(BCLK-HLDA)  
P0,P1,P2,P3,P4,  
P50 - P5 2  
Hi -Z  
Common to “with wait” and “no wait” (this product)  
BCLK  
th(BCLK-HOLD)  
tsu(HOLD-BCLK)  
HOLD input  
HLDA output  
td(BCLK-HLDA)  
td(BCLK-HLDA)  
P0,P1,P2,P3,P4,  
P50 - P5 2  
Hi -Z  
Figure 4.3 Timing requirements  
* Compared with an actual MCU, this product enters high-impedance state after a 0.5 cycle delay.  
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4. Hardware Specifications  
4.3 Differences between the Actual MCU and Emulator  
Differences between the actual MCU and emulator are shown below. When debugging the MCU using this product, be careful  
about the following precautions.  
IMPORTANT  
Note on Differences between the Actual MCU and Emulator:  
Operations of the emulator system differ from those of actual MCUs as listed below.  
(1) Reset condition  
Set the time for starting up (0.2 Vcc to 0.8 Vcc) 1 μs or less.  
(2) Initial values of internal resource data of an MCU at power-on  
(3) Interrupt stack pointer (ISP) after a reset is released  
(4) Capacities of the internal memories (ROM, RAM, OSDRAM and OSDROM)  
The evaluation MCU of this product has RAM of 16 KB (00400h--043FFh) and flash ROM of 4 KB  
(0F000h--0FFFFh) + 512 KB (80000h--FFFFFh), OSDRAM of 4 KB (8000h--8FFFh) and OSDROM of  
128KB (30000h--4FFFh).  
(5) Oscillator circuit  
In the oscillator circuit where an oscillator is connected between pins XIN and XOUT, oscillation does not  
occur because a converter board is used between the evaluation MCU and the user system. It is same for  
pins XCIN and XCOUT. For notes on when using the oscillator circuit on the user system, refer to "2.11.3  
Using the Oscillator Circuit on the User System " (page 42).  
(6) A/D conversion  
The characteristics of the A/D converter differ from those of actual MCU because there are a converter  
board and other devices between the evaluation MCU and the user system.  
(7) Ports P0 to P5, P10  
This product emulates some I/O ports (P0 to P5, P10). Therefore, the electrical characteristics of these  
ports differ from those of an actual MCU.  
(8) Address and status of BHE*  
When the internal RAM or ROM area of an MCU is accessed during user program execution, actual  
MCUs retain a preceding address and status of BHE*, while this product does not.  
(9) Status of a data bus  
In stop or wait mode, actual MCUs retain a preceding status of a data bus, while with this product a data  
bus is floating.  
(10) Operation after releasing the reset  
After releasing the reset, for about max. 380 cycles, a program to control the emulator will be executed.  
Note that this will be included in the user program execution time and tracing result.  
Note on RESET* Input:  
A low input to pin RESET* from the user system is accepted only when a user program is being executed (only  
while the RUN status LED on the emulator's upper panel is lit).  
Note on RDY* Input:  
Be sure to input "L" to pin RDY* of the user system during the user program executing (when the RUN status  
LED on the PC7501's upper panel is lit). Inputting "L" to pin RDY* during the user program stopping may  
cause a malfunction of the emulator.  
Note on HOLD* Input:  
Be sure to input "L" to pin HOLD* of the user system during the user program executing (when the RUN status  
LED on the PC7501's upper panel is lit). Inputting "L" to pin HOLD* during the user program stopping may  
cause a malfunction of the emulator.  
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Notes on Reset Vector Area:  
4. Hardware Specifications  
IMPORTANT  
Memory in the emulator main unit is always selected as a reset vector area (FFFFCh--FFFFFh) in order to  
operate the evaluation MCU in the emulator-dedicated mode. Set the contents of the reset vector area in one of  
the following ways.  
(1) Download a user program to an area including the reset vector area.  
(2) Set the reset vector using a memory window of the emulator debugger etc.  
A reset vector area can be changed only when a program is stopped.  
Do not access the rest vector area as data. It may not be accessed properly, and the program may not run  
properly in the next bus cycle.  
Notes on Stack Area:  
With this product, a maximum 8 bytes of the user stack is consumed as a work area. Therefore, ensure the +8  
byte maximum capacity used by the user program as the user stack area. If the user stack does not have enough  
area, do not use areas which cannot be used as stack (SFR area, RAM area which stores data, or ROM area) as  
work area. Using areas like this is a cause of user program crashes and destabilized emulator control.  
With this product, the interrupt stack pointer (ISP) is set to 00500h and used as stack area after the reset is  
released.  
Notes on Maskable Interrupts:  
Even if a user program is not being executed (including when run-time debugging is being performed), the  
evaluation MCU keeps running so as to control the emulation probe. Therefore, timers and other components do  
not stop running. If a maskable interrupt is requested when the user program is not being executed (including  
when run-time debugging is being performed), the maskable interrupt request cannot be accepted, because the  
emulator disables interrupts. The interrupt request is accepted immediately after the user program execution is  
started.  
Take note that when the user program is not being executed (including when run-time debugging is being  
performed), a peripheral I/O interruption is not accepted.  
Note on DMA Transfer:  
With this product, the user program is stopped with a loop program to a specific address. Therefore, if a DMA  
request is generated by a timer or other source while the user program is stopped, DMA transfer is executed.  
However, make note of the fact that DMA transfer while the program is stopped may not be performed  
correctly. Also note that the below registers have been changed to generate DMA transfer as explained here  
even when the user program is stopped.  
(1) DMA0 transfer count register TCR0  
(2) DMA1 transfer count register TCR1  
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Notes on Pullup Control:  
4. Hardware Specifications  
IMPORTANT  
Because this product emulates some I/O ports (P0 to P5, P10), you can not pullup ports P0 to P5 by the pullup  
control registers, Install the included resistor arrays (51 k) as necessary.  
The initial value of pullup control register 1 PUR1 of this product is different from that of an actual MCU.  
When a Vcc level is input to pin CNVss, the value of an actual MCU is “02h” (bit 1 PU11 is “1”), while that of  
this product is “00h”.  
Note on Setting "1" to Protect Bit 2 (PCR2) with Sub Clock:  
When the CPU clock is set to the sub-clock (low-speed mode or low power dissipation mode), even if you  
enable the PRC2 bit, writing to the register protected by the PRC2 bit (PD9, address 0362h and 0366h registers)  
cannot be done properly. When you enable the PRC2 bit and write to the register protected by the PRC2 (PD9,  
address 0362h and 0366h registers), do not set the CPU clock to the sub-clock.  
Note on Setting "1" to Protect Bit 2 (PRC2) in Division by 2 Mode:  
Under the following conditions, even if you enable the PRC2 bit, writing to the register protected by the PRC2  
bit (PD9, address 0362h and 0366h registers) cannot be done properly.  
(1) Between when stop mode is released and when a hardware reset is executed  
(2) Between when low power dissipation mode is enabled and when a hardware reset is executed  
Therefore, if the condition (1) or (2) applies, when you enable the PRC2 bit and write to the register protected  
by the PRC2 (PD9, address 0362h and 0366h registers), set the CPU clock neither to the main clock in division  
by 2 mode nor to the on-chip oscillator clock in division by 2 mode.  
Note on the Input Thresholds for the Pins P1_5/D13/INT3, P1_6/D14/INT4 and P1_7/D15/INT5  
With this product, regarding pins P1_5/D13/INT3, P1_6/D14/INT4 and P1_7/D15/INT5, a device which port or  
data bus inputs to and a device which INT interrupt inputs to are different as follows:  
Device which port or data bus inputs to: Port emulation FPGA (input level: TTL)  
Device which INT interrupt inputs to: Evaluation MCU for emulating peripheral functions (input level:  
CMOS Schmidt)  
Therefore, the port input level can be read as “H” immediately after an INT interrupt (falling), and the port input  
level can be read as “H” immediately before an INT interrupt (rising).  
Note on Final Evaluation:  
Be sure to evaluate your system with an evaluation MCU. Before starting mask production, evaluate your  
system and make final confirmation with a CS (Commercial Sample) version MCU.  
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4. Hardware Specifications  
4.4 Connection Diagrams  
Figure 4.4 shows a connection diagram of the M306V8T-EPB. This connection diagram mainly show the circuit to be  
connected to the user system. The circuits not connected to the user system such as the emulator’s control system are omitted.  
Tables 4.5 and 4.6 show IC electric characteristics of this product for reference purpose.  
IC3  
P67--P60  
P77--P70  
P83,P82  
P91,P90  
P67--P60  
P77--P70  
P83,P82  
P91,P90  
74HC4066  
P86/Xcout  
P86/Xcout  
Xout  
Xout  
M16C/6V8  
I/O Emulate  
74HC4066  
74HC4066  
*
510kΩ  
Vcc  
P87/Xcin  
P87/Xcin  
OSD Signal  
OSD circuit  
OSD Signal  
51kΩ  
Vcc  
*
7WH125  
P107--P103  
AN7--AN3  
P17--P15  
74HC4066  
74HC4066  
74HC4066  
74HC4066  
Pullup registers in indicated by  
dashed line: socket mounted.  
R30Ω  
R20Ω  
Vcc  
Vcc  
Vcc  
IC4  
Vcc  
51kΩ  
P07--P00  
P27--P20  
Vcc  
Vcc  
51kΩ  
Port Emulation  
FPGA  
51kΩ  
P17--P10  
P37--P30  
P47--P40  
P57--P50  
*
*
CNVss1  
BYTE  
510kΩ  
Vcc  
Vcc  
*
*
RESET*  
Xin  
510kΩ  
*: Connected to the inside of the emulator.  
Figure 4.4 Connection diagram  
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4. Hardware Specifications  
Table 4.5 Electrical characteristics of the 74HC4066  
Condition  
VCC  
Standard values  
Unit  
Symbol  
Item  
Min.  
Standard Max.  
4.5V  
4.5V  
12.0V  
12.0V  
-
-
-
-
96  
10  
-
170  
-
±100  
±100  
RON  
ΔRON  
IOFF  
IIZ  
ON resistor  
ON resistor difference  
Leak current (Off)  
µA  
Leak current (On, output: open)  
-
Table 4.6 Electrical characteristics of port emulation FPGA  
Standard values  
Symbol  
Item  
Condition  
Unit  
Min.  
2.0  
-0.5  
Standard Max.  
VIH  
VIL  
"H" level input voltage  
"L" level input voltage  
-
-
5.5  
0.8  
IOH=-8mA DC,  
Vcc=4.75V  
IOH=-8mA DC,  
Vcc=3.00V  
IOL=8mA DC,  
Vcc=4.75V  
IOL=8mA DC,  
Vcc=3.00V  
2.4  
2.4  
-
-
-
-
-
-
VOH  
VOL  
"H" level output voltage  
"L" level output voltage  
V
0.45  
-
-40  
-
-
-
-
0.45  
40  
8
IOZ  
Leak current (Tristate)  
Vo=Vcc or GND  
VIN=0V,  
f=1.0MHz  
µA  
pF  
CIN  
I/O pin input capacitance  
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4. Hardware Specifications  
4.5 External Dimensions  
4.5.1 External Dimensions of the Emulation Probe  
Figure 4.5 shows external dimensions of the M306V8T-EPB.  
665  
320  
290  
55  
RENESAS  
55  
140  
35  
Unit: mm  
Figure 4.5 External dimensions of the emulation probe  
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4. Hardware Specifications  
4.5.2 External Dimensions of the M306V8T-PTC  
Figure 4.6 shows external dimensions of the converter board M306V8T-PTC for a 116-pin LCC (included with the M306V8T-  
EPB).  
53.0  
1
M306V8T-PTC REV.A  
87  
59  
58  
88  
0.25  
CN1  
34  
53.0  
19.0  
1
23.0  
116  
CN2  
30  
1
IC1  
29  
0.65  
34  
MADE IN JAPAN  
19.0  
23.0  
16.5  
Unit: mm  
Figure 4.6 External dimensions of the M306V8T-PTC  
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4. Hardware Specifications  
4.6 Notes on Using This Product  
Notes on using this product are listed below. When debugging the MCU using he emulator, be careful about the following  
precautions.  
IMPORTANT  
Note on the Version of the Emulator Debugger:  
Be sure to use this product with one of the following emulator debuggers.  
1. Renesas Debugger Package for M16C R8C PC7501 V.1.00.00 Release 01 or later  
2. M3T-PD30F V.2.20 Release 1 or later  
Note on Selecting the MCU File:  
Select the MCU file “M16C6V8.mcu” at emulator startup.  
Notes on Downloading Firmware:  
Before using this product for the first time, it is necessary to download the dedicated firmware. Please note that,  
to do this, it is necessary to start up the emulator main unit in maintenance mode. For downloading firmware,  
see "2.7 Downloading Firmware" (page 27). Once the firmware has been downloaded, the product can be used  
by simply turning on the power.  
Do not shut off the power while downloading the firmware. If this happens, the product will not start up  
properly. If the power is shut off unexpectedly, redownload the firmware.  
Download the firmware with the user system not connected.  
Notes on Self-check:  
If the self-check does not result normally (excluding user system errors), the emulation probe may be damaged.  
Then contact your local distributor.  
Run the self-check with the user system not connected.  
Note on Quitting the Emulator Debugger:  
To restart the emulator debugger, always shut power to the emulator module off once and then on again.  
Note on Display of MCU Status:  
"MCU status" you can refer to in the MCU tab of the MCU Setting dialog box of the emulator debugger shows  
pin levels of the user system. Make sure that proper pin levels are specified according to the mode you use.  
(1) When single-chip mode is used:  
CNVss: Low  
(2) When memory expansion mode 16-bit data bus width is used:  
CNVss: Low, BYTE: Low, HOLD*: High, RDY*: High  
(3) When microprocessor mode 16-bit data bus width is used:  
CNVss: High, BYTE: Low, HOLD*: High, RDY*: High  
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4. Hardware Specifications  
IMPORTANT  
Note on Clock Supply to the MCU:  
A clock supplied to the evaluation MCU is selected by the Emulator tab in the Init dialog box of the emulator  
debugger.  
(1) When "Internal" is selected:  
A clock generated by the oscillator circuit board in the PC7501 is supplied. It is continually supplied  
regardless of the status of the user system clock and that of the user program execution.  
(2) When "External" is selected:  
A clock generated by the oscillator in the user system is supplied. It depends on the status of the oscillation  
(on/off) of the user system.  
(3) When "Generate" is selected:  
A clock generated by the dedicated circuit in the PC7501 is supplied. It is continually supplied regardless of  
the status of the user system clock and that of the user program execution.  
Note on Operating Frequency:  
You can not use this product with a main clock (XIN-XOUT) less than 1 MHz. To use it with a main clock less  
than 1 MHz, contact your local distributor.  
Notes on Map Settings:  
Be sure to set the OSDRAM area (8000h -- 8FFFh) to INTERNAL.  
Be sure to set the OSDROM area (30000h -- 4FFFFh) to EXTERNAL.  
Note on Stop and Wait Modes:  
Do not single step an instruction shifting to stop or wait mode. It may cause communication errors.  
Note on the Watchdog Function:  
If the reset circuit of the user system has a watchdog timer, disable it when using the emulator.  
Note on Access Prohibited Area:  
You cannot use internally reserved areas. Write signals to the areas will be ignored, and values read will be  
undefined.  
Note on Protect Register:  
The protect is not canceled when bit 2 of protect register PRCR (PRC2), which enables writing into the PD9,  
address 0362h and 0366h registers, is changed with the below procedure.  
(1) Step execution of an instruction setting PRC2 to "1"  
(2) Setting a break point between an instruction setting PRC2 to "1" and a point where the PD9, address 0362h  
and 0366h registers are set  
(3) Setting PRC2 to "1" by the memory window or script window  
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4. Hardware Specifications  
IMPORTANT  
Note on Breaks:  
The area displaying break points in the program window of the emulator debugger shows the following breaks.  
(1) Address-match break  
This is a debugging function which breaks a program, using the address-match interrupt function of the  
MCU, immediately before the system executes an instruction at a specified address. The instruction at the  
preset address will not be executed.  
(2) Software break  
This is a debugging function which generates a BRK interruption by changing an instruction at a specified  
address to a BRK instruction (00h) to break a program immediately before the system executes an  
instruction at a specified address. The instruction at the preset address will not be executed.  
(3) Hardware break  
This is a debugging function which breaks a program by setting the detection of an execution of an  
instruction at a specified address as a break event. The program will break after the instruction at the  
specified address is executed.  
Notes on Software Breaks:  
Software breaks change the instruction at a specified address to a BRK (00h). Therefore, take note that when  
you reference the result of a trace in bus mode, "00h" is displayed.  
The BRK instruction can be used for the emulator only. You cannot use it in a user program.  
You can neither set nor cancel a software breakpoint in the internal ROM area of an MCU during user program  
execution, while you can set or cancel it in the internal RAM area of an MCU or an area where chip select CS3*  
to CS0* are set to INTERNAL (emulation memory).  
Notes on Address-Match Breaks:  
As the processing speed of setting and canceling address-match breaks is relatively fast, you can save the times  
of writing into the internal flash ROM of an MCU. Therefore, address-match breaks precede the other breaks  
when setting breakpoints in the internal flash ROM area of an MCU.  
Address-match breaks can be set only in RAM and ROM areas of an MCU.  
Address-match breaks can be set at up to eight points. The other breaks are set as software breaks.  
Address-match breaks can be set or canceled even when the user program is being executed.  
Notes on Power Supply to the User System:  
Pins Vcc1 and Vcc2 are connected to the user system to observe the voltage. Therefore, the power is not  
supplied to the user system from the emulator, design your system so that the user system is powered separately.  
The voltage of the user system should be as follows.  
3.15 V Vcc1 = Vcc2 = Vcc3 3.45 V  
Do not change the voltage of the user system after turning on the power.  
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4. Hardware Specifications  
IMPORTANT  
Notes on Internal Flash ROM of the MCU:  
In single-chip mode and memory expansion modes, this product downloads a user program to the flash ROM of  
an MCU. By checking "Debug Option" in the MCU tab of the MCU setting dialog box of the emulator  
debugger, you can disable the operation of the internal flash ROM of the MCU to use the emulation memory.  
The maximum operating frequencies are as follows.  
(1) "Debug Option " unchecked  
Access area: Flash ROM of MCU  
Max. operating frequency: 16 MHz (0 wait, 1 wait)  
(2) "Debug Option " checked  
Access area: Emulation memory of the PC7501  
Max. operating frequency: 10 MHz (0 wait, 1 wait)  
Because the number of write/erase cycles of the internal flash ROM of the MCU is limited, it must be replaced  
at the end of its service-life.  
If the following errors occur frequently when downloading a program, replace the MCU board.  
(1) Flash ROM erase error occurred ERROR (16258)  
(2) Flash ROM verify error occurred ERROR (16259)  
To purchase products for replacement, contact your local distributor.  
Note on Memory Area Expansion Function (Normal Mode):  
During debugging in memory expansion mode or microprocessor mode with this product, the emulation  
memory can be allocated. The emulation memory can be specified up to 4 areas by 4 MB in the MAP tab of the  
MCU setting dialog box of the emulator debugger.  
Each maximum operating frequency is as follows.  
- Maximum operating frequency (at 3.3 V) 0 wait:  
6 Hz  
1 wait to 3 wait:  
16 MHz  
Note on Memory Area Expansion Function (4-MByte Mode):  
When using the memory area expansion function (4-Mbyte mode), please note that the memory to which the  
evaluation MCU is connected differs depending on processor modes and debugger settings. For details, refer to  
the table below.  
Areas connected when using the memory area expansion function (4-Mbyte mode)  
OFS*2  
Processor mode  
PM13*1  
Accessed area of target MCU  
50000h--7FFFFh  
50000h--7FFFFh  
50000h--7FFFFh  
80000h--BFFFFh  
50000h--7FFFFh  
80000h--BFFFFh  
50000h--7FFFFh  
80000h--BFFFFh  
C0000h--FFFFFh  
50000h--7FFFFh  
80000h--BFFFFh  
Banks 0--5  
EXT*3  
EXT  
EXT  
EXT  
EXT  
EXT  
EXT  
EXT  
---  
Bank 6  
EXT  
EXT  
EXT  
EXT  
EXT  
MAP  
EXT  
EXT  
---  
Bank 7  
MAP*4  
MAP  
MAP  
MAP  
MAP  
---  
0
1
1
Memory expansion mode  
0
1
0
MAP  
---  
0
1
Microprocessor mode  
---  
MAP  
MAP  
---  
EXT  
EXT  
EXT  
MAP  
*1: Indicates bit 3 at address 00005h.  
*2: Indicates bit 2 at address 0000Bh.  
*3: Indicates memory access in the user system.  
*4: Indicates area access dependent on how the MAP tab of the debugger’s MCU settings dialog box is set  
(INT: internal emulation memory of the PC7501, EXT: memory in the user system).  
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4. Hardware Specifications  
IMPORTANT  
Notes on Debugging in CPU Rewrite Mode:  
When you debug an M16C/60 Series MCUs in CPU rewrite mode, do not change the block 0 area (FF000h--  
FFFFFh) of the flash memory. Otherwise, the emulator will be uncontrollable.  
If you check "Debug the program using CPU Rewrite Mode" in the MCU tab of the Init dialog box of the  
emulator debugger, you cannot use the following functions.  
(1) Setting software breakpoints in an internal ROM area  
(2) Executing COME in an internal ROM area  
In CPU rewrite mode and erase suspend mode, do not stop the program. And do not single step an instruction  
shifting to CPU rewrite mode or erase suspend mode. The emulator will be uncontrollable in CPU rewrite mode  
and erase suspend mode.  
To reference data after executing CPU rewrite, stop the program at other then a rewrite control program area  
and use the memory window etc.  
As the following interrupt vectors are used by the emulator system, the read data is different from expected  
value.  
(1) BRK instruction (FFFE4h--FFFE7h)  
(2) Address match (FFFE8h--FFFEBh)  
(3) Single-step (FFFECh--FFFEFh)  
(4) DBC (FFFF4h--FFFF7h)  
Notes on Address-Match Interrupts:  
When you use the address-match interrupt function in a user program, uncheck "Enable the Address Match  
Interrupt Break Function" in the MCU tab of the Init dialog box of the emulator debugger. Thus, normal  
software breaks are used for the internal RAM and ROM areas of an MCU.  
Do not set a software break at an address where an address-match interrupt occurs. Otherwise, a user program  
may be run out of control. Set a software or hardware break in the top address in address-match interrupt  
processing.  
When you single step an address where an address-match interrupt occurs, the program stops after executing the  
first instruction after returning from address-match interrupt processing.  
Note on Accessing Addresses 00000h and 00001h:  
With the M16C/60 Series MCUs, when a maskable interrupt is generated, the interrupt data (interrupt number  
and interrupt request level) stored in addresses 00000h and 00001h are read out. Also, the interrupt request bit is  
cleared when address 00000h or 00001h is read out. Consequently, when the address 00000h or 00001h readout  
instruction is executed or when address 00000h or 00001h is read out in the cause of a program runaway, a  
malfunction occurs in that the interrupt is not executed despite the interrupt request, because the request bit of  
the highest priority interrupt factor enabled is cleared.  
For this malfunction, when the reading out to address 00000h or 00001h is generated excluding the interrupt,  
the WARNING LED (yellow) lights up to alarm. When this LED lights, there is a possibility of wrong access,  
therefore check the user program.  
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5. Troubleshooting  
5. Troubleshooting  
This chapter describes how to troubleshoot when this product does not work properly.  
5.1 Flowchart to Remedy the Troubles  
Figure 5.1 shows the flowchart to remedy the troubles from when power to the emulator is activated until the emulator  
debugger starts up. Check this while the user system is disconnected. For the latest FAQs visit the Renesas Tools Homepage.  
Turning on emulator  
Not normal  
Upper panel LED  
of emulator  
1. Check the connection of power supply cable.  
See2. 5 Connecting the Power Supply for the Emulator”  
( page24).  
Normal  
2. Check that the power is properly supplied to the use system.  
See2. 7 Downloading Firmware( page27).  
3. Restart the emulator syste.m  
Not normal/Error displayed  
Init dialog box of emulator  
debugger displayed  
1. Check the operating environment etc. of the emulator  
Normal  
debugge.r  
See the users manual of the emulatordebugge.r  
2. Reinstall the emulator debugge.r  
Not norma/l Error displayed  
MCU Setting dialog box of  
emulator debugger  
See5.2.(2) MCU Setting Dialog Box Does Not Appear at  
Emulator Debugger Startup(page 84).  
Normal  
Error displayed  
Program window of emulator  
debugger displayed  
Normal  
See5.2.(3)Errors Occur at Emulator Debugger Startup(page85).  
Emulator debugger startup completed  
Figure 5.1 Flowchart to remedy the troubles  
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5. Troubleshooting  
5.2 When the Emulator Debugger Does Not Start Up Properly  
(1) When the LEDs of the PC7501 Do Not Display Normally  
Table 5.1 Errors LEDs show and their checkpoints  
Connection to  
the user system  
Error  
Checkpoint  
Check that the power cable is connected.  
LEDs do not light up.  
-
See "2.5 Connecting the Power Supply for the Emulator" (page 24)  
and the user's manual of the PC7501.  
All LEDs remain lit.  
-
Recheck the connection between the PC7501 and this product.  
See "2.4 Connecting the PC7501" (page 23).  
Target Status POWER LED  
does not light up.  
Connected  
Not connected  
Check that power (Vcc) is properly supplied to the user system and  
that the user system is properly grounded.  
Target Status CLOCK LED  
does not light up.  
(1) Check that both the main and sub clocks of the emulator  
debugger are not set to "EXT".  
See the CLK command of the emulator debugger.  
(2) Check the oscillation circuit in the emulator is oscillating.  
See "2.11 Selecting Clock Supply" (page 38).  
Connected  
Connected  
When the clock is supplied from an external oscillator, check that  
the oscillator circuit in the user system is oscillating properly.  
Target Status RESET LED does  
not go out.  
Check that the reset pin of the user system is pulled up.  
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5. Troubleshooting  
(2) MCU Setting Dialog Box Does Not Appear at Emulator Debugger Startup  
Table 5.2 Checkpoints of errors at debugger startup  
Error  
Checkpoint  
Communication error occurred.  
Data was not sent to the target.  
Check all emulator debugger settings, interface cable settings and  
switches on the rear of the PC7501 match.  
See the user's manuals of PC7501 and emulator debugger.  
User system cannot be properly built.  
(1) Download the proper firmware.  
See "2.7 Downloading Firmware" (page 27).  
(2) Recheck the connection between the PC7501 and this product.  
See "2.4 Connecting the PC7501" (page 23).  
Emulator’s version is not the same version as Download the proper firmware.  
the firmware in the target.  
See "2.7 Downloading Firmware" (page 27).  
Target MCU is in the reset state.  
(1) Check the reset pin of the user system is pulled up.  
(2) Check the reset pin of the user system has changed from "L" to "H"  
level.  
Target MCU cannot be reset.  
(1) In memory expansion mode or microprocessor mode, check pins  
RDY* and HOLD* are at “H” level.  
(2) If the reset circuit of the user system has a watchdog timer, disable  
the watchdog timer.  
(3) Check that power is properly supplied to the user system and that the  
user system is properly grounded.  
Target is in "HOLD" state.  
(1) In memory expansion mode or microprocessor mode, check pins  
RDY* and HOLD* at “H” level.  
(2) The MCU is either in stop mode or wait mode. Either reset the MCU  
or cancel the mode with an interrupt.  
See MCU specifications.  
Target clock is stopped.  
When the clock is supplied from an external oscillator, check that the  
oscillator circuit in the user system is oscillating properly.  
Target MCU is not receiving power.  
Check that power is properly supplied to the user system and that the  
user system is properly grounded.  
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5. Troubleshooting  
(3) Errors Occur at Emulator Debugger Startup  
Table 5.3 Checkpoints of errors at debugger startup  
Error  
Checkpoint  
Target MCU is uncontrollable.  
(1) Check that the NQPACK etc. mounted on the user system is soldered  
properly.  
(2) Check that the connector is installed properly to the user system.  
(3) In memory expansion mode or microprocessor mode, check pins  
RDY* and HOLD* are at “H” level.  
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5. Troubleshooting  
5.3 How to Request for Support  
After checking the items in "5 Troubleshooting", send the following information to your local distributor.  
Customer Information  
- Company:  
- Address:  
- Department:  
- Name:  
- Phone:  
- Fax:  
- Email address:  
Product information  
- Software name:  
- Version:  
- Host machine:  
- OS:  
PDxx support information  
1. Target MCU:  
2. Emulator (Check one that applies):  
(
) PC4701U  
(
) PC4701M  
(
) PC4701HS  
(
) PC4701L  
(
) PC7501  
(
) Other  
3. Emulator's serial number:  
4. Product name of the emulation pod/probe:  
5. Serial number of the emulation pod/probe:  
6. Interface:  
(
) USB  
7. Optional product used:  
8. Serial number of the optional product:  
Remarks:  
(
) LPT parallels  
(
) LAN  
(
) Serial  
(
) Dedicated parallel  
For prompt response, please specify the following information:  
(1) Operating environment  
- Operating voltage:  
[V]  
- Operating frequency:  
- Clock supply to the MCU:  
[MHz]  
Internal oscillator/External oscillator  
(2) Condition  
- The emulator debugger starts up/does not start up  
- The error is detected/not detected in the self-check  
- Frequency of errors: always/frequency (  
)
(3) Problem  
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6. Maintenance and Guarantee  
6. Maintenance and Guarantee  
This chapter describes how to maintenance, repair provisions and how to request for repair.  
6.1 User Registration  
When you purchase our product, be sure register as a user. For user registration, refer to “User registration” (page 11) of this  
user's manual.  
6.2 Maintenance  
(1) If dust or dirt collects on any equipment of your emulation system, wipe it off with a dry soft cloth. Do not use thinner or  
other solvents because these chemicals can cause the equipment's surface coating to separate.  
(2) When you do not use this product for a long period, for safety purposes, disconnect the power cable from the power  
supply.  
6.3 Guarantee  
If your product becomes faulty within one year after its purchase while being used under good conditions by observing  
"IMPORTANT" and "Precautions for Safety" described in this user's manual, we will repair or replace your faulty product free  
of charge. Note, however, that if your product's fault is raised by any one of the following causes, we will repair it or replace it  
with new one with extra-charge:  
- Misuse, abuse, or use under extraordinary conditions  
- Unauthorized repair, remodeling, maintenance, and so on  
- Inadequate user's system or misuse of it  
- Fires, earthquakes, and other unexpected disasters  
In the above cases, contact your local distributor. If your product is being leased, consult the leasing company or the owner.  
6.4 Repair Provisions  
(1) Repair with extra-charge  
The products elapsed more than one year after purchase can be repaired with extra-charge.  
(2) Replacement with extra-charge  
If your product's fault falls in any of the following categories, the fault will be corrected by replacing the entire product  
instead of repair, or you will be advised to purchase new one, depending on the severity of the fault.  
- Faulty or broken mechanical portions  
- Flaw, separation, or rust in coated or plated portions  
- Flaw or cracks in plastic portions  
- Faults or breakage caused by improper use or unauthorized repair or modification  
- Heavily damaged electric circuits due to overvoltage, overcurrent or shorting of power supply  
- Cracks in the printed circuit board or burnt-down patterns  
- Wide range of faults that makes replacement less expensive than repair  
- Unlocatable or unidentified faults  
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6. Maintenance and Guarantee  
(3) Expiration of the repair period  
When a period of one year elapses after the model was dropped from production, repairing products of the model may  
become impossible.  
(4) Transportation fees at sending your product for repair  
Please send your product to us for repair at your expense.  
6.5 How to Make Request for Repair  
If your product is found faulty, follow the procedure below to send your product for repair.  
Customer  
Fill in the Repair Request Sheet included with this product, then send it along with this product  
for repair to your local distributor. Make sure that information in the Repair Request Sheet is  
written in as much detail as possible to facilitate repair.  
Distributor  
After checking the contents of fault, the distributor should please send the faulty product along  
with the Repair Request Sheet to Renesas Solutions Corp.  
Renesas Solutions  
When the faulty product is repaired, it will be returned to the customer at the earliest  
convenience.  
CAUTION  
Note on Transporting the Product:  
When sending your product for repair, use the packing box and cushion material supplied with this product  
when delivered to you and specify handling caution for it to be handled as precision equipment. If packing of  
your product is not complete, it may be damaged during transportation. When you pack your product in a bag,  
make sure to use conductive polyvinyl supplied with this product (usually a blue bag). When you use other  
bags, they may cause a trouble on your product because of static electricity.  
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Emulation Probe for M16C/60 Series M16C/6V Group M306V8  
User’s Manual  
M306V8T-EPB  
Publication Date: Aug. 1, 2005  
Rev.1.00  
Sales Strategic Planning Div.  
Renesas Technology Corp.  
Published by:  
Edited by:  
Microcomputer Tool Development Department  
Renesas Solutions Corp.  
© 2005. Renesas Technology Corp. and Renesas Solutions Corp., All rights reserved. Printed in Japan.  
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M306V8T-EPB  
User’s Manual  
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