E8a Emulator Additional Document for User's Manual (Notes on
Contents
1. After the debugger is launched select Menu gt Setup gt Emulator gt Emulator Setting Hold down the Ctrl key while launching the debugger When Do not show this dialog box again is checked the E8a does not supply power to the user system REJ10J1642 0400 Rev 4 00 Page 22 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 7 Debugger Setting 2 Emulator mode tab Device selection mode specification and power supply setting are made from the Emulator mode tab of the Emulator Setting dialog box Emulator Setting MOU Setting Communication Baud Rate Emulator mode Firmware Location MEU Group M3IC B4 Group hal Device M30845FJ Mode f Erase Flash and Connect f Keep Flash and Connect f Program Flash f Debugging of GPU rewrite mode m Power supply M Power Target from Emulator Max S00mA sae fe bOW Do not show this dialog box again Figure 7 2 Emulator mode Tab MCU Group Select the name of the MCU group to be used from the MCU Group drop down list Device Select the type of MCU to be used from the Device drop down list Mode Erase Flash and Connect When starting the debugger the E8a emulator erases the Flash memory data for the MCUs and simultaneously writes the E8a emulator program Keep Flash and Connect When launching the debugger the E8a emulator retains the Flash memory data for the MCUs Note that the area for the E8a emulator program2. User system connector Figure 5 7 Connection of E8a Emulator and Pins P50 and P55 Single Power Supply and Memory Expansion Mode Note 1 The HOLD signal cannot be used Pull up P55 at the Vcc level on the user system 3 In dual power supply and single chip mode Pull up P55 at the Vcc2 level or pull down it according to the MCU pin state after disconnecting the E8a emulator P55 may be in a Hiz state while the E8a emulator is active Therefore set the pin resistance value so the voltage cannot be at the midpoint potential depending on the voltage dividing of the resistance inside the E8a emulator Figure 5 12 Pulled up at Vcc2 4 7kQ or more User system connector P50 CE Figure 5 8 Connection of E8a Emulator and Pins P50 and P55 Dual Power Supply and Single chip Mode 4 In dual power supply and memory expansion mode Pulled up at 4 7kQ to 22kQ Pulled up at Vcc2 Vcc2 4 7KQ or more User system af ra connector ee Figure 5 9 Connection of E8a Emulator and Pins P50 and P55 Dual Power Supply and Memory Expansion Mode Note 1 The HOLD signal cannot be used Pull up P55 at the Vcc2 level on the user system REJ10J1642 0400 Rev 4 00 Page 10 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 5 Examples of E8a Connections 3 The E8a emulator uses the CNVss pin for MCU control Pull down the E8a emulator and MCU pins and connect the E8a emulator User system Pulled down at connector 4 7kQ or
3. Emulator control circuit User system connecter 74LVC125 2SC2462 1 Power for 74LVC125 and 74LVC2T45 are supplied from Vcc in the user system connecter or power supply circuit in power supply mode Figure 5 12 Interface Circuit Inside the E8a Emulator For Reference REJ10J1642 0400 Rev 4 00 Page 12 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator Section 6 Notes on Using the E8a Emulator pd Program area for the E8a emulator Table 6 1 lists the program areas allotted for the E8a emulator Do not change this area allocation otherwise the E8a emulator will not control the MCU If settings were changed disconnect the debugger and then reconnect it Table 6 1 Program Area for the E8a Emulator Program Area for E8a Emulator RAM Size ROM Size Programming pares Area 320 KB 384 KB 512 KB 320 KB 384 KB 512 KB Group Part No M30843FW M30843FH M30843FJ M30845FW M30845FH M30845FJ M30853FW 320 KB M30853FH 384 KB M30853FJ 512 KB M30855FW 320 KB M30855FH 384 KB M30855FJ 512 KB M32C 86 M30865FJ 512 KB M30879FL M3087BFL M30873FH M32C 87 M30875FH M30876FJ M30878FJ M30879FK M3087BFK M30880FW M30882FW M32C 88 M30880FH M30882FH M30880FJ M30882FJ Note 1 When starting the debugger the Emulator Setting dialog box shown in Figure 6 1 is displayed Specify the area which will not be used in the user system The data area cannot be specified M32C 84 2
4. Ni Pulled up at 4 7kQ or more x Pulled down at 4 7kQ or more 14 pin 2 54mm pitch connector Open collector buffer User system Figure 5 3 Example of an E8a Connection Dual Power Supply and Single chip Mode Section 5 Examples of E8a Connections Note 1 For details on setting pins P55 P64 and P65 refer to numbers and 2 of Points to Remember on page 9 REJ10J1642 0400 Rev 4 00 Apr 30 2010 7tENESAS Page 7 of 26 E8a Emulator Section 5 Examples of E8a Connections 4 In dual power supply and memory expansion mode Pulled up at 4 7KQ to 22kO Pulled up at Veco _Vee2 Vcc1 a wa 4 7kQ or more Pulled up at 4 4 7kQ or more UV P64 1 Pulled up at 4 7kQ or more X Pulled down at 4 7kO or more 14 pin 2 54mm pitch connector Open collector buffer User system Figure 5 4 Example of an E8a Connection Dual Power Supply and Memory Expansion Mode Notes 1 For details on setting pins P64 and P65 refer to numbers 1 and 2 of Points to Remember on page 9 2 The HOLD signal cannot be used Pull up P55 on the user system REJ10J1642 0400 Rev 4 00 Page 8 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 5 Examples of E8a Connections Points to Remember 1 Pins P64 P65 P66 and P67 are used exclusively by the E8a emulator Connect the E8a emulator to the MCU pins Connect pins P66 and P67 to the E8a emulator after pulling up the MCU pins at the Vc
5. When the ID code is specified by the ID option of the Imc30 download the MOT file or HEX file When the X30 file is downloaded the ID code is not valid When downloading the X30 file specify the ID code using an assembler directive command such as BYTE The file to which the ID code specified by the assembler directive command ID is output varies depending on the version of the assembler For details refer to the Assembler User s Manual 9 Reset The reset vector is used by the E8a emulator program If the MCU is reset while executing the user program control is transferred to the E8a emulator program and the user program is forced to stop Do not use the hardware reset 2 software reset and watchdog timer reset otherwise the E8a emulator will not operate normally REJ10J1642 0400 Rev 4 00 Page 17 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator 10 11 12 13 14 15 16 17 18 Memory access during emulation execution When referring to or modifying the memory contents the user program is temporarily halted For this reason a real time emulation cannot be performed When a real time emulation is necessary during a program execution disable the automatic update in the watch window or fix the display in the memory window before running the program so that memory accesses do not occur during an execution Setting of address match break during user program ex
6. 9 M32C 84 M32C 85 M32C 86 M32C 87 and M32C 88 Groups Single chip mode Memory expansion mode Available operating modes 7 P i a Microprocessor mode is not supported Address match break 8 points Break functions PC break points maximum 255 points Forced break Flash memory programming function Available Clock synchronized serial communication via P64 P65 P66 P67 ROM size 2 KB variable assigned address RAM size 256 bytes variable assigned address Stack 20 bytes UART1 function and P64 P65 P66 P67 Pins P50 and P55 Address match interrupt Unnecessary USB bus powered power supplied from the PC USB USB 1 1 full speed Also connectable to host computers that support USB 2 0 Power supply function Can supply 3 3 V or 5 0 V to the user system maximum 300 mA M32C 84 3 0 V 0 3 V or 5 0 V 0 5 V M32C 85 5 0 V 0 5 V Power voltages M32C 86 30V t03Vor50V 05V M32C 837 3 0 VF 0 3V0r5 0V 0 5V ms2cis8 SLO V EO5V Table 2 2 shows the operating environment of the E8a emulator MCU resources to be used Interface with host machine Table 2 2 Operating Environment Active 10 C to 35 C Temperatures Inactive 10 C to 50 C o Active 35 RH to 80 RH no condensation Humidity l Inactive 35 RH to 80 RH no condensation Active maximum 2 45 m s Vibrations Inactive maximum 4 9 m s Transportation maximum 14 7 m s Ambient gases No corrosive gase
7. a low speed clock such as the sub clock is used as the operation clock of the MCU setting or canceling PC breaks may take time Use address match breaks as the first choice REJ10J1642 0400 Rev 4 00 Page 19 of 26 Apr 30 2010 2 tENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator 22 23 24 2D Note on debugging in CPU rewrite mode When debugging in CPU rewrite mode do not rewrite in CPU block O area addresses FFFOOOh FFFFFFh and block containing the E8a emulator program If these areas are rewritten the E8a emulator will not control the MCU Do not halt the user program while setting up the CPU rewrite mode and releasing it If halted the E8a emulator may not control the MCU In addition disable the automatic update in the watch window or fix the display in the memory window before running the program so memory accesses do not occur during an execution To check the data after executing the CPU rewrite mode halt the program after releasing the CPU rewrite mode and refer to the memory window etc When rewriting the Flash memory in the program area select Menu gt Setup gt Emulator gt System to open the Configuration dialog box in the High performance Embedded Workshop In this dialog box change the Flash memory synchronization setting to Flash memory to PC and set the debugger cache to OFF In this setting the Flash memory is read whenever a break occurs which takes some t
8. and the vector area used by the E8a emulator will change Program Flash The E8a emulator starts as a simple programmer When downloaded the E8a writes only the user program E8a emulator program is not written Therefore the program cannot be debugged in this mode Debugging of CPU rewrite mode Select this setting when debugging the program which rewrites the CPU In this mode the following debug operation which rewrites the Flash memory cannot be executed Setting the PC break points Changing the memory contents in the Flash memory area In this mode when starting the debugger the E8a emulator erases the Flash memory data for the MCUs and simultaneously writes the E8a emulator program When Execute the user program after ending the debugger is selected with the E8a emulator connected to the user system the user program is executed at the same time the debugger is terminated This check box setting is available only when the Program Flash mode is selected REJ10J1642 0400 Rev 4 00 Page 23 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 7 Debugger Setting Power supply When supplying power to the user system from the E8a click the Power Target from Emulator MAX 300mA check box Note that when debugging the system which operates the MCU with a dual power supply power cannot be supplied from the E8a 3 Firmware Location tab For details see 1 Program area for the E8a emulator and 7 Debugging u
9. 1642 0400 Rev 4 00 Page 18 of 26 Apr 30 2010 2tENESAS E8a Emulator 19 Exceptional step Section 6 Notes on Using the E8a Emulator execution a Software interrupt instruction Step execution cannot be performed in the internal processing of instructions undefined overflow BRK and INT which generate a software interrupt continuously in the program Example INT instruction INT_3 NOP NOP NOP REIT NOP NOP INT 3 P Passes through if the STEP execution is carried out NOP JMP MAIN lt _ Program should be stopped at this address b INT instruction To debug the user program with the INT instruction set a PC break for the internal processing of the INT instruction and execute the program with the GO command Example NOP INT 3 NOP JMP MAIN Execute using GO command INT_3 NOP Break lt NOP REIT 20 Go to cursor function The Go to curs or function is actualized using an address match break Therefore when you execute the Go to cursor command all the address match breaks you set become invalid while all the PC breaks remain valid 21 Note on PC break point When downloading a user program after modifying it the set address of PC break may not be corrected normally depending on the modification Therefore break points other than the set PC breaks may shift After downloading a user program check the setting of PC breaks in the event point window and reset it If
10. 3 1327 Renesas Electronics China Co Ltd 7th Floor Quantum Plaza No 27 ZhiChunLu Haidian District Beijing 100083 P R China Tel 86 10 8235 1155 Fax 86 10 8235 7679 Renesas Electronics Shanghai Co Ltd Unit 204 205 AZIA Center No 1233 Lujiazui Ring Rd Pudong District Shanghai 200120 China Tel 86 21 5877 1818 Fax 86 21 6887 7858 7898 Renesas Electronics Hong Kong Limited Unit 1601 1613 16 F Tower 2 Grand Century Place 193 Prince Edward Road West Mongkok Kowloon Hong Kong Tel 852 2886 9318 Fax 852 2886 9022 9044 Renesas Electronics Taiwan Co Ltd 7F No 363 Fu Shing North Road Taipei Taiwan Tel 886 2 8175 9600 Fax 886 2 8175 9670 Renesas Electronics Singapore Pte Ltd 1 harbourFront Avenue 06 10 keppel Bay Tower Singapore 098632 Tel 65 62 13 0200 Fax 65 6278 8001 Renesas Electronics Malaysia Sdn Bhd Unit 906 Block B Menara Amcorp Amcorp Trade Centre No 18 JIn Persiaran Barat 46050 Petaling Jaya Selangor Darul Ehsan Malaysia Tel 60 3 7955 9390 Fax 60 3 7955 9510 Renesas Electronics Korea Co Ltd 11F Samik Lavied or Bldg 720 2 Yeoksam Dong Kangnam Ku Seoul 135 080 Korea Tel 82 2 558 3737 Fax 82 2 558 5141 http www renesas com 2010 Renesas Electronics Corporation and Renesas Solutions Corporation All rights reserved Colophon 1 0 E8a Emulator ROEQOQOO8AKCE00 Additional Document for User s Manual CENESAS Renesas Electroni
11. 4 KB M32C 85 24 KB 24 KB FFFFE8h FFFFEBh 2 KB of the 256 bytes FFFFFCh FFFFFFh programming 1 area 1 D A us 48 KB 384 KB 24 KB 512 KB 31 KB 768 KB 48 KB 320 KB 384 KB 18 KB 512 KB Ww REJ10J1642 0400 Rev 4 00 Page 13 of 26 Apr 30 2010 2tENESAS E8a Emulator Emulator Setting MOU Setting Emulator mode Section 6 Notes on Using the E8a Emulator Communication Baud Rate Firmware Location Firmware location Program Work RAM 100h Byte Uze aih Byte Use FeO Of MIN FS0000 MAX FFF VO 04 o0 MIN 0400 MAX 6300 Debugging of program that uses WOT Figure 6 1 Cancel Do not show this dialog box again Firmware Location Tab of the Emulator Setting Dialog Box 2 When the system is launched the E8a emulator initializes the general registers and some of the flag registers as shown in Table 6 2 Table 6 2 E8 Emulator Register Initial Values Register Initial Value RO to R3 bank 0 1 0000h AO A1 bank 0 1 000000h FB bank 0 1 000000h SB bank 0 1 000000h PC Reset vector value in the vector address table INTB bank 0 1 000000h 000000h Work RAM Address for the E8 emulator 100h 1 000000h 000000h 000000h DMDO DMD1 00h DCT0O DCT1 0000h DRCO DRC1 0000h DMAO DMA1 000000h DRAO DRA1 000000h DSAO DSA1 Not
12. C T CD 0 lt a D C v E8a Emulator Additional Document for User s Manual ROEQOOO8AKCEOOEP8 Renesas Microcomputer Development Environment System M16C Family M32C 80 Series Notes on Connecting the M32C 84 M32C 85 M32C 86 M32C 87 and M32C 88 All information contained in these materials including products and product specifications represents information on the product at the time of publication and is subject to change by Renesas Electronics Corporation without notice Please review the latest information published by Renesas Electronics Corporation through various means including the Renesas Electronics Corporation website http www renesas com Renesas Electronics www renesas com Rev 4 00 Apr 2010 10 11 i Notice All information included in this document is current as of the date this document is issued Such information however 1s subject to change without any prior notice Before purchasing or using any Renesas Electronics products listed herein please confirm the latest product information with a Renesas Electronics sales office Also please pay regular and careful attention to additional and different information to be disclosed by Renesas Electronics such as that disclosed through our website Renesas Electronics does not assume any liability for infringement of patents copyrights or other intellectual property rights of third parties by or arising from the use of Renesas Electr
13. Example of an E8a Connection Single Power Supply and Single chip Mode Note 1 For details on setting pins P50 P55 P64 and P65 refer to numbers 1 and 2 of Points to Remember on page 9 REJ10J1642 0400 Rev 4 00 Page 5 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 5 Examples of E8a Connections 2 In single power supply and memory expansion mode Pulled up at 4 7kO to 22kO Pulled up at 4 7kQO or more Pulled up at 4 7kQO or more Pulled down at 4 7kQ or more 14 pin 2 54mm pitch connector Open collector buffer User system Figure 5 2 Example of an E8a Connection Single Power Supply and Memory Expansion Mode Notes 1 For details on setting pins P64 and P65 refer to number 1 of Points to Remember on page 9 2 The HOLD signal cannot be used Pull up P55 on the user system 3 P50 is used as the WRL WR pin The E8a emulator outputs H to the CE pin when going to boot mode resetting the MCU In other cases the CE pin is in a Hiz state This prevents signal collision between the E8a emulator and the MCU The WRL WR pin does not affect the memory because the pin has a low active signal REJ10J1642 0400 Rev 4 00 Page 6 of 26 Apr 30 2010 2tENESAS E8a Emulator 3 In dual power supply and single chip mode Pulled up at 4 7kO Vee2 Pulled up at Vec1 Vcc or more a 4 7KQ or more P65 1 ENE P64 1 M32C P55 1 84 88 Ji ee a eee ee re pee
14. akpoint at the line of the program which will be executed after the low power consumption mode is cancelled REJ10J1642 0400 Rev 4 00 Page 20 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator 26 Lock bits When starting up in program flash mode lock bits in all the blocks of the flash memory will be unlocked Note that the lock bits of the downloaded blocks will be unlocked after downloading the user program 27 DMAC and DMACTII during a user program halt When the user program is halted or when the memory is referred to or modified during user program execution DMA transfer is disabled In such cases the E8a emulator sets the registers below as following Therefore if you refer to the registers below in the memory window etc it shows that DMA is disabled DMA Mode Register 0 DMDO Channel 0 transfer mode select bits bit 1 0 00 DMA disabled Channel 1 transfer mode select bits bit 5 4 00 DMA disabled DMA Mode Register 1 DMD1 Channel 2 transfer mode select bits bit 1 0 00 DMA disabled Channel 3 transfer mode select bits bit 5 4 00 DMA disabled Interrupt Control Register Interrupt priority level select bits bit 2 1 0 000 Level O interrupt disabled Interrupt Control Register Interrupt request bit bit 3 0 Interrupt not requested 1 Do not enable DMA transfer from the memory window etc but enable it in the user program Note 1 When restarting the user progr
15. am though the E8a emulator sets back the value of a DMA mode register to the previous value that was set before the program stops the interrupt request bit remains 0 REJ10J1642 0400 Rev 4 00 Page 21 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 7 Debugger Setting Section 7 Debugger Setting 1 Emulator Setting dialog box The Emulator Setting dialog box is provided for setting items that need to be set when the debugger is launched The contents set from this dialog box excluding Power Supply group box items also become valid the next time the debugger is launched When launching the debugger for the first time after creating a new project work space the Emulator Setting dialog box is displayed with the Wizard Emulator Setting MOU Setting Communication Baud Rate Emulator mode Firrivare Location MOU Group M320 84 Group Device Ma0845F J Mode i Erase Flash and Connect Keep Flash and Connect C Program Flash C Debugging of GPU rewrite mode Power supply i Power Target from Emulator MAS 300mA See iw 5OV Cancel Do not show this dialog box again Figure 7 1 Emulator Setting Dialog Box If you check Do not show this dialog box again at the bottom of the Emulator Setting dialog box the Emulator Setting dialog box will not be displayed the next time the debugger is launched You can open the Emulator Setting dialog box using one of the following methods
16. c Vccl1 level For P64 and P65 pull up the pins at the Vcc Vccl level or pull down them according to the MCU pin state after disconnecting the E8a emulator P64 may be in a Hiz state while the E8a emulator is active Therefore set the pin resistance value so the voltage cannot be at the midpoint potential depending on the voltage dividing of the resistance inside the E8a emulator Figure 5 12 Pulled up at User system 4 7k Q or more connector p P65 SCLK P67 TxD M32C 84 88 pes P66 RxD P64 BUSY Figure 5 5 E8a Emulator and MCU Connection 2 The E8a emulator uses pins P50 and P55 for MCU control Connect the E8a emulator to the MCU pins 1 In single power supply and single chip mode For P50 and P55 pull up the pins at the Vcc level or pull down them according to the MCU pin state after disconnecting the E8a emulator P50 and P55 may be in a Hiz state while the E8a emulator is active Therefore set the pin resistance value so the voltage cannot be at the midpoint potential depending on the voltage dividing of the resistance inside the E8a emulator Figure 5 12 User system connector 7 Figure 5 6 Connection of E8a Emulator and Pins P50 and P55 Single Power Supply and Single chip Mode REJ10J1642 0400 Rev 4 00 Page 9 of 26 Apr 30 2010 sENESAS E8a Emulator Section 5 Examples of E8a Connections 2 Single power supply and memory expansion mode Pulled up at 4 7kQ to 22kQO Pulled up at Vcc 4 7kQO or more
17. cable to the E8a emulator software V 1 02 Release 00 or later E8a Emulator Section 1 Inside the E8a Emulator User s Manual Section 1 Inside the E8a Emulator User s Manual The E8a emulator manual consists of two documents the E8a User s Manual and the E8a Additional Document for User s Manual this document Be sure to read BOTH documents before using the E8a emulator 1 E8a Emulator User s Manual The E8a Emulator User s Manual describes the hardware specifications and how to use the emulator debugger E8a emulator hardware specifications Connecting the E8a emulator to the host computer or user system Operating the E8a emulator debugger Tutorial From starting up the E8a emulator debugger to debugging 2 E8a Additional Document for User s Manual The E8a Additional Document for User s Manual describes content dependent on the MCUs and precautionary notes MCU resources used by the E8a emulator Example of the E8a emulator connection or interface circuit necessary for designing hardware Notes on using the E8a emulator Setting the E8a emulator debugger during startup REJ10J1642 0400 Rev 4 00 Page 1 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 2 E8a Emulator Specifications Section 2 E8a Emulator Specifications Table 2 1 shows the E8a emulator specifications for the M32C 80 Series Table 2 1 E8a Emulator Specifications for the M32C 80 Series Taraet MCUs M16C Family M32C 80 Series
18. cs Corporation REJ10J1642 0400
19. e 000000h 1 The Work RAM address for the E8 emulator is specified in the Firmware Location tab of the Emulator Setting dialog box REJ10J1642 0400 Rev 4 00 Apr 30 2010 Page 14 of 26 2 CENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator 3 The E8a emulator controls the MCUs by using the P50 P55 P64 P65 P66 P67 RESET and CNVss pins 4 The E8a emulator uses up to 20 bytes of the stack pointer ISP during a user program break Therefore set aside 20 bytes for the stack area 5 SFRs used by the E8a emulator program As the SFRs listed in Table 6 3 are used by the E8a emulator program do not change any of these values If these values are changed the E8a emulator cannot control the MCU Note that UART1 transmit interrupt control register SITIC and UART receive interrupt control register SIRIC always read out values used by the emulator These registers are not initialized by selecting Debug gt Reset CPU or by using the RESET command If register contents are referred to a value that has been set in the E8a emulator program will be read out Table 6 3 SFRs Used by the E8a Emulator Program Foscon Pon PSregster Pe esas6eaa7 ra oscan Pon Ps direction register Poe Bisas 6ean7 ra Notes 1 Do not change this register value 2 Do not change the value of the bits listed in the column to the left When operating this register make changes using the bit operation instructi
20. e user system in the same way REJ10J1642 0400 Rev 4 00 Page 3 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 4 E8a Connecting Connector Pin Assignments Section 4 E8a Connecting Connector Pin Assignments Figure 4 1 shows the pin assignments for the E8a connecting connector M32C 84 M32C 88 MCU signals P65 SCLK Vss CNVss P55 EPM P67 TxD Vss P50 CE Vcc P64 BUSY Vss P66 RxD Vss RESET Vss Pin 1 mark Connector O O O O O O Pin14 O O O0 O O 0O Q Pin13 ee ee ee roria PON Da wo MY Pin 1 mark Figure 4 1 E8a Connecting Connector Pin Assignments Note Pin 14 is used for checking the connection between the E8a and the user system and is not directly connected to the Vss inside the E8a Make sure pins 2 6 10 12 and 14 are all connected to the Vss REJ10J1642 0400 Rev 4 00 Page 4 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 5 Examples of E8a Connections Section 5 Examples of E8a Connections The following show connection examples When using the emulator as a programmer the connection specification between the E8a and the MCUs is the same as shown below 1 In single power supply and single chip mode Pulled up at 4 7KQ or more M32C 84 88 Pulled up at 4 7kQ or more Pulled down at 4 7kQ or more 14 pin 2 54mm pitch connector Open collector buffer User system Figure 5 1
21. ecution When adding or cancelling the address match break the user program is temporarily halted For this reason a real time emulation cannot be performed When the E8a emulator does not supply power to the user system it consumes the power voltage of the user system from several mA to more than 10 mA This is because the user power supply drives 74LVC125 TALVCIT4S and 74LVC2T45 to make the communication signal level match the user system power supply voltage When debugging the Flash memory is frequently rewritten by the E8a emulator Therefore do not use an MCU that has been used for debugging in products Also as the E8a emulator program is written to the MCU while debugging do not save the contents of the MCU Flash memory which were used for debugging nor use them as the ROM data for products NMI interrupt If NMI interrupts are used be sure to take the necessary precautions before executing the user program like disabling the automatic update in the watch window or fix the display in the memory window before running the program so that memory accesses do not occur during an execution If an NMI interrupt occurs while the user program halts or when memory contents are referenced or modified during user program execution the E8a emulator cannot control the MCU DMACTII transfer complete interrupt If DMACII transfer complete interrupts are used be sure to take the necessary precautions before executing the user program like disabl
22. egulations Renesas Electronics has used reasonable care in preparing the information included in this document but Renesas Electronics does not warrant that such information is error free Renesas Electronics assumes no liability whatsoever for any damages incurred by you resulting from errors in or omissions from the information included herein Renesas Electronics products are classified according to the following three quality grades Standard High Quality and Specific The recommended applications for each Renesas Electronics product depends on the product s quality grade as indicated below You must check the quality grade of each Renesas Electronics product before using it in a particular application You may not use any Renesas Electronics product for any application categorized as Specific without the prior written consent of Renesas Electronics Further you may not use any Renesas Electronics product for any application for which it is not intended without the prior written consent of Renesas Electronics Renesas Electronics shall not be in any way liable for any damages or losses incurred by you or third parties arising from the use of any Renesas Electronics product for an application categorized as Specific or for which the product is not intended where you have failed to obtain the prior written consent of Renesas Electronics The quality grade of each Renesas Electronics product is Standard unless other
23. if Debugging of program that uses WDT Cancel T Do not show this dialog box again Figure 6 2 Firmware Location Tab of the Emulator Setting Dialog Box REJ10J1642 0400 Rev 4 00 Page 16 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator 8 Flash memory ID code This MCU function prevents the Flash memory from being read out by anyone other than the user The ID code in Table 6 4 written to the flash memory of the MCU must match the ID code displayed in the Figure 6 3 ID Code verification dialog box at debugger startup otherwise the debugger cannot be launched Note that when the ID code is FFh FFh FFh FFh FFh FFh FFh the ID code is regarded as undefined In this case the ID code is automatically authenticated and the ID Code verification dialog box is not displayed In Program Flash mode the contents of the user program are input into the ID code area When debugging in other modes FFh FFh FFh FFh FFh FFh FFh is written into the ID code area regardless of the contents of the downloaded user program Table 6 4 ID Code Storage Area of M32C ID Code verification Please input the ID code beinge written in the flash memory ID Code 01020304050607 Input Mode f Hex Specity ID code by hexadecimal 14 digits OC ASCH Specify ID code by ASCI character within 7 letters Cancel Figure 6 3 ID Code verification Dialog Box Note on Program Flash mode
24. ime Use it with the Disable setting except when debugging in CPU rewrite mode Note on rewriting Flash memory Do not reset the MCU when rewriting the Flash memory The Flash memory is rewritten when the Flash memory write end is displayed in the output window of the High performance Embedded Workshop If the MCU is reset when rewriting the Flash memory the user program or the E8a emulator program may be disrupted Flash memory rewrite occurs When downloading the user program After setting PC breaks in the Flash memory and executing the user program After canceling PC breaks in the Flash memory and executing the user program After rewriting the value of the Flash memory in the memory window and executing the user program Note on the E8a emulator power supply When writing a program with the E8a emulator for mass production processes the program requires reliability so do not use the E8a emulator power supply function Supply power separately to the user system according to the allowable voltage for MCU writing Voltage supplied from the E8a emulator depends on the quality of the USB power supply of the PC and as such precision is not guaranteed Note that when debugging the system which operates the MCU with a dual power supply power cannot be supplied from the E8a Low power consumption mode When debugging in low power consumption mode do not operate windows until the program stops at the breakpoint by setting the bre
25. ing the automatic update in the watch window or fix the display in the memory window before running the program so that memory accesses do not occur during an execution If a DMACII transfer complete interrupt occurs while the user program halts or when memory contents are referenced or modified during user program execution the E8a emulator cannot control the MCU Reserved area The addresses not specified in the Hardware Manual for M32C 84 M32C 85 M32C 86 M32C 87 and M32C 88 Groups are reserved area Do not change the contents Otherwise the E8a emulator cannot control the MCU Debugging in stop mode or wait mode When debugging in stop mode or wait mode do not operate windows until the program stops at the breakpoint by setting the breakpoint at the line of the program which will be executed after the stop mode or wait mode is cancelled In addition disable the automatic update in the watch window or fix the display in the memory window before running the program so memory accesses do not occur during an execution When the program is forcibly stopped or when the memory is referred to or modified in stop mode or wait mode these mode will be cancelled Peripheral I Os during a halt During a user program halt interrupts are not accepted although peripheral I Os continue to run For example a timer interrupt is not accepted although the timer continues to count when a user program is stopped by a break after the timer started REJ10J
26. more M32C 84 88 Figure 5 10 E8a Emulator and CNVss Pin Connection 4 The RESET pin is used by the E8a emulator Therefore use an open collector output buffer or a CR reset circuit as the reset circuit for the user system The recommended pull up value is 4 7 kQ or more The MCU can be reset by outputting L from the E8a emulator However if the reset IC output is H the user system reset circuit cannot be set to L As such the E8a emulator will not operate normally User system connector RESET M32C 84 88 Pulled up at 4 7kQ or more Open collector buffer Figure 5 11 Example of a Reset Circuit 5 Connect Vss and Vcc to the Vss and Vcc Vccl of the MCU respectively 6 The amount of voltage input to Vcc Vccl Vcc2 must be within the specified range of the MCU 7 If NMI interrupts are not used make sure the NMI pin is pulled up to the Vcc Vcc1 pin through a resistor 8 Pin 14 is used for checking the connection between the E8a and the user system and is not directly connected to the Vss inside the E8a Make sure that pins 2 6 10 12 and 14 are all connected to the Vss REJ10J1642 0400 Rev 4 00 Page 11 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 5 Examples of E8a Connections 9 Figure 5 12 shows the interface circuit in the E8a emulator Use this figure as a reference when determining the pull up resistance value Power supply circuit use only with power supply mode
27. onics products or technical information described in this document No license express implied or otherwise is granted hereby under any patents copyrights or other intellectual property rights of Renesas Electronics or others You should not alter modify copy or otherwise misappropriate any Renesas Electronics product whether in whole or in part Descriptions of circuits software and other related information in this document are provided only to illustrate the operation of semiconductor products and application examples You are fully responsible for the incorporation of these circuits software and information in the design of your equipment Renesas Electronics assumes no responsibility for any losses incurred by you or third parties arising from the use of these circuits software or information When exporting the products or technology described in this document you should comply with the applicable export control laws and regulations and follow the procedures required by such laws and regulations You should not use Renesas Electronics products or the technology described in this document for any purpose relating to military applications or use by the military including but not limited to the development of weapons of mass destruction Renesas Electronics products and technology may not be used for or incorporated into any products or systems whose manufacture use or sale is prohibited under any applicable domestic or foreign laws or r
28. ons to avoid changing the bit values 6 Interrupts used by the E8a emulator program The BRK2 instruction interrupt address match interrupt and single step interrupt are used by the E8a emulator program Therefore make sure the user program does not use any of these interrupts The E8a emulator changes these interrupt vector values to the values to be used by the emulator No problems occur if the interrupt vector values are written in the user program REJ10J1642 0400 Rev 4 00 Page 15 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator 7 Debugging using the watchdog timer When debugging the user program using the watchdog timer click the Debugging of program that uses WDT check box in the Firmware Location tab of the Emulator Setting dialog box If the watchdog timer is enabled with this box unchecked during debugging the E8a emulator will not operate normally By clicking this box the E8a emulator program refreshes the watchdog timer during program operation If memory access is executed through memory reference or modification the watchdog timer will be refreshed by the E8a emulator program Note that this timing will differ from the actual operational timing Emulator Setting MOU Setting Communication Baud Rate Emulator mode Firmware Location Firmware location Program 800h Byte Use F800 oo MIM FB0000 MAX FFF700 Work RAM 100k Byte Use 04 oo MIM 0400 MAS 6300
29. pplicable Tool Chain and Third party Products Section 8 Applicable Tool Chain and Third party Products With the R32C 80 Series E8a emulator you can debug a module created by the inhouse tool chain and third party products listed in Table 8 1 below Table 8 1 Applicable Tool Chain and Third party Products M3T NC308WA V 5 20 Release 02 or later Third party products IAR EWM32C V 3 10A or later REJ10J1642 0400 Rev 4 00 Page 26 of 26 Apr 30 2010 2tENESAS E8a Emulator ROEQOOO8AKCE00 Additional Document for User s Manual Notes on Connecting the M32C 84 M32C 85 M32C 86 M32C 87 and M32C 88 Publication Date Apr 30 2010 Rev 4 00 Published by Renesas Electronics Corporation Microcomputer Tool Develooment Department 2 Edited by Renesas Solutions Corporation CENESAS SALES OFFICES Renesas Electronics Corporation Refer to http www renesas com for the latest and detailed information Renesas Electronics America Inc 2880 Scott Boulevard Santa Clara CA 95050 2554 U S A Tel 1 408 588 6000 Fax 1 408 588 6130 Renesas Electronics Canada Limited 1101 Nicholson Road Newmarket Ontario L3Y 9C3 Canada Tel 1 905 898 5441 Fax 1 905 898 3220 Renesas Electronics Europe Limited Dukes Meadow Millboard Road Bourne End Buckinghamshire SL8 5FH U K Tel 44 1628 585 100 Fax 44 1628 585 900 Renesas Electronics Europe GmbH Arcadiastrasse 10 40472 Dusseldorf Germany Tel 49 211 65030 Fax 49 211 650
30. r products have specific characteristics such as the occurrence of failure at a certain rate and malfunctions under certain use conditions Further Renesas Electronics products are not subject to radiation resistance design Please be sure to implement safety measures to guard them against the possibility of physical injury and injury or damage caused by fire in the event of the failure of a Renesas Electronics product such as safety design for hardware and software including but not limited to redundancy fire control and malfunction prevention appropriate treatment for aging degradation or any other appropriate measures Because the evaluation of microcomputer software alone is very difficult please evaluate the safety of the final products or system manufactured by you Please contact a Renesas Electronics sales office for details as to environmental matters such as the environmental compatibility of each Renesas Electronics product Please use Renesas Electronics products in compliance with all applicable laws and regulations that regulate the inclusion or use of controlled substances including without limitation the EU RoHS Directive Renesas Electronics assumes no liability for damages or losses occurring as a result of your noncompliance with applicable laws and regulations This document may not be reproduced or duplicated in any form in whole or in part without prior written consent of Renesas Electronics Please contact a Renesas Elect
31. ronics sales office if you have any questions regarding the information contained in this document or Renesas Electronics products or if you have any other inquiries Note 1 Renesas Electronics as used in this document means Renesas Electronics Corporation and also includes its majority owned subsidiaries Note 2 Renesas Electronics product s means any product developed or manufactured by or for Renesas Electronics Contents Section 1 Inside the E8a Emulator Users Mantual csssesesssseeeeeeeeeeeeeeeeeeeaaeeseseeeceeeeeseseeeeessaaaaaeaaaaseeeeeeeeeeeeeees 1 Seclin Pomme E8a Emulator SPEcCINCAlONS siriene E ee eee ee 2 Section 3 Connecting the E8a Emulator to the User System ccccccccsseecececeesseceeeeeeeeceeeeeeaeeeeeeeeeeceeeeseeeaeeeeeeeas 3 Section 4 E8a Connecting Connector Pin ASSIQNMENHS ccccccsseecceeceeeeceecceeeseceeeceeeseceeeseaueeeeeseaeeceeeeeseeeeeeeeeeas 4 Sections Examples OF ESa COnnecti nS siscinces lt cvanncanceinssneiaasnedaceieiasnedamedvsnaidioautaesehiebasdapestnedaeuintaadhitsdennteits Eaa NEATA iA 5 Seciion G6 Notes On Using the ESa Emulator csvaasinaionmrnanscuamancaneadaganssinasaneenan gusaneaaugaidsiveundpunsambdeieraaadenasanasananionaaars 13 gecon Debugger Seting kh ee ne ee a ee E 22 Section 8 Applicable Tool Chain and Third party Products ccccccccssseceeeeeceeceeeceeceeeeceeseeeeeeseaeeeeseaeeseeseaeeeeeas 26 This user s manual is appli
32. s REJ10J1642 0400 Rev 4 00 Page 2 of 26 Apr 30 2010 sENESAS E8a Emulator Section 3 Connecting the E8a Emulator to the User System Section 3 Connecting the E8a Emulator to the User System Before connecting the E8a emulator to the user system a connector must be installed in the user system so a user system interface cable can be connected When designing the user system refer to Figure 4 1 E8a Connecting Connector Pin Assignments and Figures 5 1 to 5 4 Example of an E8a Connection Before designing the user system be sure to read the E8a Emulator User s Manual and related device hardware manuals Table 3 1 shows the recommended connector for the emulator Table 3 1 Recommended Connector Le Type Number Specification 14 pin connector 2514 6002 3M Limited 14 pin straight type Connect E8a connecting connector pins 2 6 10 12 and 14 firmly to the GND on the user system board These pins are used as an electric GND and monitor the connection of the user system connector Note the pin assignments for the user system connector User system interface cable y Ws Connector User system Pin 2 y ul al Ilh Pin 1 Figure 3 1 Connecting the User System Interface Cable with an E8a Connecting Connector Notes 1 Do not place any components within 3 mm area of the connector 2 When using the E8a emulator as a programmer connect it to th
33. sing the watchdog timer in Section 6 Notes on Using the E8a Emulator 4 MCU Setting Tab In the MCU Setting tab set the operating condition of the MCU used in the user system Emulator Setting Emulator mode Firmware Location MCU Setting Communication Baud Rate MOU Setting MEL MSOS4 5 F I Processor Mode Single Chip Mode Cancel Doe not show this dialog box again Figure 7 38 MCU Setting Tab Specify processor mode Specify the processor mode according to the user system One of the following can be specified Single Chip Mode Memory Expansion Mode Notes The following describes precautions to be taken when using the emulator in memory expansion mode When the external area cannot be rewritten via normal memory access software breaks cannot be used in that area REJ10J1642 0400 Rev 4 00 Page 24 of 26 Apr 30 2010 2tENESAS E8a Emulator Section 7 Debugger Setting 5 Communication Baud Rate Tab Select communication baud rate between the E8a and MCU in the Communication Baud Rate tab 2000000bps default setting should be selected Emulator Setting Emulator mode Firmware Location MOU Setting Communication Baud Rate Please select communication baud rate between Emulator and MEU 2000000 bpa bi Do not show this dialoge box again Figure 7 4 Communication Baud Rate Tab REJ10J1642 0400 Rev 4 00 Page 25 of 26 Apr 30 2010 sENESAS E8a Emulator Section 8 A
34. wise expressly specified in a Renesas Electronics data sheets or data books etc Standard Computers office equipment communications equipment test and measurement equipment audio and visual equipment home electronic appliances machine tools personal electronic equipment and industrial robots High Quality Transportation equipment automobiles trains ships etc traffic control systems anti disaster systems anti crime systems safety equipment and medical equipment not specifically designed for life support Specific Aircraft aerospace equipment submersible repeaters nuclear reactor control systems medical equipment or systems for life support e g artificial life support devices or systems surgical implantations or healthcare intervention e g excision etc and any other applications or purposes that pose a direct threat to human life You should use the Renesas Electronics products described in this document within the range specified by Renesas Electronics especially with respect to the maximum rating operating supply voltage range movement power voltage range heat radiation characteristics installation and other product characteristics Renesas Electronics shall have no liability for malfunctions or damages arising out of the use of Renesas Electronics products beyond such specified ranges Although Renesas Electronics endeavors to improve the quality and reliability of its products semiconducto
Download Pdf Manuals
Related Search