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E8a Emulator Additional Document for User`s Manual

1. 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 Electronics Corporation REJ10J1644 0200
2. REJ10J1644 0200 Rev 2 00 Page 8 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 5 Examples of E8a Connections Section 5 Examples of E8a Connections Figure 5 1 shows a connection example Vcc Vcc Pulled up at 4 7KQ or more ee Ooo lr R8C 13 R8C 12 R8C 11 R8C 10 Eare E Jis Pulled up at 4 7kQ or more x Pulled down at 4 7KQ or more User system 14 pin 2 54mm pitch Open collector buffer connector Figure 5 1 Example of an E8a Connection When using the emulator as a programmer the connection specification between the E8a and the MCUs is the same as shown in Figure 5 1 REJ10J1644 0200 Rev 2 00 Page 9 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 5 Examples of E8a Connections Points to Remember 1 Pins POO and P37 are used exclusively by the E8a emulator Pull up the E8a emulator and MCU pins and connect the E8a emulator User system Pulled up at connector 4 7kQO or more R8C 13 R8C 12 R8C 11 R8C 10 Figure 5 2 E8a Emulator and MCU Connection 2 The E8a emulator uses the MODE pin for MCU control and forced break control Pull up the E8a emulator and MCU pins and connect the E8a emulator Pulled up at 4 7KQ or more User system connector R8C 13 R8C 10 Figure 5 3 E8a Emulator and MODE Pin Connection 3 The E8a emulator uses the CNVss pin for MCU control and communication Pull down the E8a emulator and MCU pins and connect the E8a emulator User system connector
3. 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 regulations Re
4. 3 Groups Table 2 1 E8a Emulator Specifications for the R8C 10 R8C 11 R8C 12 and R8C 13 Groups Target MCUs R8C Family R8C 1x Series freee rscrorracrs recomerecrscos O Break functions Address match break 2 points PC break points maximum 255 points Forced break Trace functions Flash memory programming function Available User interface Clock synchronized serial communication via POO P37 CNVss pin UART1 function cannot be used in a user program MCU resources to be used ROM 2 KB 1 Stack 8 bytes UART1 function and P00 P37 Address match interrupt Emulator power supply Unnecessary USB bus powered power supplied from the PC Interface with host machine 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 Power voltages 3 0 5 5 V f XIN 16MHz R8C 10 R8C 12 peononsone 2 7 5 5 V f XIN 10MH2 3 0 5 5 V f XIN 20MHz R8C 11 R8C 13 Rec aeons 2 7 8 5 V f XIN 10MH2 Note 1 Varies depending on the MCU For details see Section 6 Notes on Using the E8a Emulator Table 2 2 shows the operating environment of the E8a emulator Table 2 2 Operating Environment Active 10 C to 35 C Temperatures Inactive 10 C to 50 C n Active 35 RH to 80 RH no condensation Humidity l Inactive 35 RH to 80 RH no condensation Active maximum 2 45 m s Vibra
5. 7FFh or User Flash Area COOOh C7FFh Note 1 When using the MCU types R5F21104 R5F21114 R5F21124 or R5F21134 the Emulator Setting dialog box shown in Figure 6 1 is displayed Specify the area which will not be used by the user system If the Enable advanced setting check box is checked the area used by the emulator can be specified with the address Figure 6 2 REJ10J1644 0200 Rev 2 00 Page 13 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator Emulator Setting Emulator Setting Emulator mode Firmware Location Gommunication Baud Rate Emulator mode Firmware Location Communication Baud Rate Please select firmware location Please select firmware location f Data Flash Area f Data Flash Area f User Flash rea fe User Flash Area Specify the address CO 00 OCTFF MIN OCOO0 MA1 OF FOO Enable advanced setting lf Enable advanced setting Cancel i Cancel Do not show thie dialog box again Do not show this dialog box again Figure 6 1 Firmware Location tab Figure 6 2 Firmware Location tab of Emulator Setting Dialog Box 1 of Emulator Setting Dialog Box 2 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 E8a Emulator Register Initial Values Initial Value E8a Emulator PC Reset vector value in the vector address table Activation RO to
6. C T CD 0 lt a D C v E8a Emulator Additional Document for User s Manual ROEQOOO8BAKCEOOEP2 Renesas Microcomputer Development Environment System R8C Family R8C 1x Series Notes on Connecting the R8C 10 R8C 11 R8C 12 and R8C 13 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 2 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 Electronics products or
7. 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 the user system in the same way REJ10J1644 0200 Rev 2 00 Page 5 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 3 Connecting the E8a Emulator to the User System REJ10J1644 0200 Rev 2 00 Page 6 of 26 Apr 30 2010 2CENESAS 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 R8C 10 11 12 and 13 MCU signals CNVss Vss N C Vss PO0O AN7 TxD11 Vss MODE Vcc N C Vss P37 TxD10 RxD1 Vss RESET Vss Pin 1 mark Connector a i 2 3 4 5 6 7 8 Pin 14 Pin 13 Ce O hk h NO oO Pin 1 mark h N 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 pins 4 6 and 10 are connected to the internal circuit These pins are not directly connected to the Vss inside the E8a Make sure pins 2 4 6 10 12 and 14 are all connected to the Vss REJ10J1644 0200 Rev 2 00 Page 7 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 4 E8a Connecting Connector Pin Assignments
8. PC and as such precision is not guaranteed REJ10J1644 0200 Rev 2 00 Page 19 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator REJ10J1644 0200 Rev 2 00 Page 20 of 26 Apr 30 2010 2CENESAS 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 Emulator mode Firmware Location Communication Baud Rate MCU Group R8013 Group bd Device R5F21134 Mode f Erase Flash and Connect m C Program Flash C Debugging of GPU rewrite mode Power supply Power Target fram Emulator MAX 3O0mA C p 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 After the debugger is launched select Menu gt Set
9. Pulled down at 4 7kQO or more R8C 13 R8C 10 Figure 5 4 E8a Emulator and CNVss Pin Connection REJ10J1644 0200 Rev 2 00 Page 10 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 5 Examples of E8a Connections 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 R8C 13 R8C 12 R8C 11 R8C 10 Pulled up at 4 7kQ or more Open collector buffer Figure 5 5 Example of a Reset Circuit Connect Vss and Vcc to the Vss and Vcc of the MCU respectively Do not connect anything to the N C pin The amount of voltage input to Vcc must be within the specified range of the MCU oS Se Pin 14 is used for checking the connection between the E8a and the user system and pins 4 6 and 10 are connected to the internal circuit These pins are not directly connected to the Vss inside the E8a Make sure pins 2 4 6 10 12 and 14 are all connected to the Vss REJ10J1644 0200 Rev 2 00 Page 11 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 5 Examples of E8a Connections 9 Figure 5 6 shows the interface circuit in the E8a emulator Use this figure a
10. R3 bank 0 1 O0000h AO A1 bank 0 1 0000h FB bank O0 1 0000h INTB 0000h USP 0000h 05FFh 0000h 0000h 3 The E8a emulator communicates with the MCU by using the MODE RESET POO P37 and CNVss pins 4 The E8a emulator uses up to 8 bytes of the stack pointer during a user program break Therefore set aside 8 bytes for the stack area 5 Peripheral function used by the E8a emulator program UART1 is used by the E8a emulator Do not use UART1 in the user program REJ10J1644 0200 Rev 2 00 Page 14 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator 6 SFRs used by the E8a emulator program The SFRs listed in Table 6 3 are used by the E8a emulator program as well as the user program Do not change the value in the memory window etc by other than the user program Note that although the SFRs can be changed during user program execution the changed value cannot be read at the break The SFRs listed in Table 6 4 are used by the E8a emulator program not the user program Do not change the registers otherwise the E8a cannot control the MCU Note that UART1 transmit interrupt control register S1TIC and UART receive interrupt control register SIRIC always read out values used by the emulator The SFRs listed in Tables 6 3 and 6 4 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 emul
11. REIT Passes through if the STEP execution is carried out 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 19 Go to cursor function The Go to cursor 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 20 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 REJ10J1644 0200 Rev 2 00 Page 18 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator 21 ZZ 25 Note on debugging in CPU rewrite mode CPU rewrite can be executed only for the data area If it is executed for the program area the E8a emulator cannot control the MCU When rewriting the data area 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 u
12. am 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 Power supply When supplying power to the user system from the E8a click the Power Target from Emulator MAX 300mA check box 3 Firmware Location tab For details see 1 Program area for the E8a emulator in Section 6 Notes on Using the E8a Emulator REJ10J1644 0200 Rev 2 00 Page 23 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 7 Debugger Setting 4 Communication Baud Rate tab Select communication baud rate between the E8a and MCU in the Communication Baud Rate tab SOOOOObps default setting sh
13. 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 the memory is referred to or modified in stop or wait mode the stop or wait 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 REJ10J1644 0200 Rev 2 00 Page 17 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator 18 Exceptional step 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 NOP NOP INT 3 NOP JMP MAIN INT_3 NOP lt Program should be stopped at this address NOP NOP
14. ator program will be read out Table 6 3 SFRs Used by the E8a Emulator Program 1 Symbol Bit 0006h System clock control register 0 Bit 6 0007h System clock control register 1 Bits 4 6 and 7 High speed on chip oscillator control register 0 Bits 0 and 1 Table 6 4 SFRs Used by the E8a Emulator Program 2 2 Notes on using O0A9h UART1 bit rate register U1BRG All bits OOAAh OOABh UART1 transmit buffer register U1TB All bits OOACh UART1 transmit receive control register 0 U1C0 All bits OOADh UART1 transmit receive control register 1 U1C1 All bits OOAEh OOAFh UART1 receive buffer register U1RB All bits 1 OOBOh UART transmit receive control register 2 UCON Bits 1 5 and6 2 01B7h Flash memory control register FMRO 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 instructions to avoid changing the bit values 7 Interrupts used by the E8a emulator program The BRK 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 8 Debugging during a watchdog timer operation When runni
15. ce 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 S6cion2 E8a Emulator SPEcCNCAlONS seien N ee ee 3 Section 3 Connecting the E8a Emulator to the User System ccccccceeseececeeeeeeceeeeeeeeceeeseeseeeeeseeeeceeseeeaeaeeeeeeeas 5 Section 4 E8a Connecting Connector Pin ASSIQGNMENHS ccccccsseecceeceeeeceecceeeseceeecaeeeceeeseauseeeeseeaeceeeeesaeeeeeeeteas 7 Sections Examples OF ESa COMME C OMS wiscinces lt cvanncanceinssneiaasnedaceiainsnndawedesnaiiaiosusatesshnie bandanas tute daeuneaesehitsdenctits Eaa AETS 9 Seciion G6 Notes On Using the ESa Emulator csvaasinaiowmrnanscuamancaneadagasssieasaneenan gusaneaaugsidsavanndpunsambdeiersaadenasanasananionianats 13 gecon Debugger Seting ee ne ee a ee ar 21 Section 8 Applicable Tool Chain and Third party Products cccccccccseseceeceeeeeceeeceeceeeeceeseeeeeeeeaeeeseeeseeseeeeeeas 25 This user s manual is applicable to the E8a emulator softwar
16. ct Debug gt Reset CPU or use the RESET command Otherwise the E8a emulator cannot control the MCU REJ10J1644 0200 Rev 2 00 Page 16 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator 12 13 14 15 16 17 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 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 Reserved area The addresses not specified in the Hardware Manual for R8C 10 R8C 11 R8C 12 and R8C 13 Groups
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18. e V 1 00 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 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 the hardware Notes on using the E8a emulator Setting the E8a emulator debugger during startup REJ10J1644 0200 Rev 2 00 Page 1 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 1 Inside the E8a Emulator Users Manual REJ10J1644 0200 Rev 2 00 Page 2 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 2 E8a Emulator Specifications Section 2 E8 amp a Emulator Specifications Table 2 1 shows the E8a emulator specifications for the R8C 10 R8C 11 R8C 12 and R8C 1
19. nesas 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 otherwise expressly s
20. ng the E8a emulator program the program refreshes the watchdog timer 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 REJ10J1644 0200 Rev 2 00 Page 15 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator 9 Flash memory ID code The Flash memory including the ID code area is initialized to FFh at debugger startup When the user program is downloaded its contents are input into the ID code area regardless of the mode at startup Table 6 5 ID Code Storage Area of R8C 10 11 12 and 13 Note on writing the ID code 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 10 Operation clock during a user program halt When the user program halts the emulator operates with the internal high speed on chip oscillator approx 8 MHz to control the MCU independent of the user system clock 11 Reset To reset the MCU when debugging by the E8a emulator sele
21. ould be selected during normal use Emulator mode Firmware Location Communication Baud Rate Please select communication baud rate between Emulator and MELU SOOUO0 bps Figure 7 3 Communication Baud Rate Tab REJ10J1644 0200 Rev 2 00 Page 24 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 8 Applicable Tool Chain and Third party Products Section 8 Applicable Tool Chain and Third party Products With the R8C Tiny 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 Tool chain M3T NC30WA V 5 20 Release 1 or later NC8C V 5 30 Release 1 or later Third party TASKING M16C C C 4 EC Compiler V 2 3r1 or later products IAR EWM16C V 2 12 or later REJ10J1644 0200 Rev 2 00 Page 25 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 8 Applicable Tool Chain and Third party Products REJ10J1644 0200 Rev 2 00 Page 26 of 26 Apr 30 2010 2CENESAS E8a Emulator ROEQOOO8AKCE00 Additional Document for User s Manual Notes on Connecting the R8C 10 R8C 11 R8C 12 and R8C 13 Publication Date Apr 30 2010 Rev 2 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 Ele
22. pdate 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 If CPU rewrite can be executed for the data area and erase process can be suspended do not use software breaks Notes 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 Notes 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
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24. s a reference when determining the pull up resistance value User system connector Power supply circuit use only with power supply mode 74LVC125 Emulator control circuit 1 K 1 Power for 74LVC125 and 74LVC2T45 are supplied from Vcc in the user system connector or power supply circuit in power supply mode Figure 5 6 Interface Circuit Inside the E8a Emulator For Reference REJ10J1644 0200 Rev 2 00 Page 12 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 6 Notes on Using the E8a Emulator Section 6 Notes on Using the E8a Emulator 1 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 ROM Size Program Area for E8a Emulator nacho Rsa ske S es Se R5F21104 16 KB 2 KB of the ROM area 1 ae ee RECIT Rama ee OO 4 Reais 12kB eee R5F21114 16 KB 2 KB of the ROM area 1 R8C 12 R5F21122 ve FFE4h FFE7h User Flash Area CO00h C7FFh FFE8h FFEBh a Preraiaa 12KB aks recy Frer R5F21124 16 KB 4 KB EFFAh FEETh 2 KB of the ROM area 1 FFFBh FFFBh Data Flash Area 2000h 27FFh or User Flash Area CO00h C7FFh REGIS R5F21132 R5F21133 12 KB R5F21134 16 KB 4 KB 2 KB of the ROM area 1 Data Flash Area 2000h 2
25. 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 Electronics sales offi
26. tions Inactive maximum 4 9 m s Transportation maximum 14 7 m s Ambient gases No corrosive gases REJ10J1644 0200 Rev 2 00 Page 3 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 2 E8a Emulator Specifications REJ10J1644 0200 Rev 2 00 Page 4 of 26 Apr 30 2010 2CENESAS 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 Figure 5 1 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 E8a 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 4 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 ee WY Connector User system Pin 2 la ul al an Pin 1
27. up 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 REJ10J1644 0200 Rev 2 00 Page 21 of 26 Apr 30 2010 2CENESAS 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 mode Firmware Location Communication Baud Rate MOU Group RECAS Group z Device R5F21134 Mode f Erase Flash and Connect C Program Flash C Debueging of GPU rewrite mode Power supply Power Target from Emulator Max 300m fe a 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 REJ10J1644 0200 Rev 2 00 Page 22 of 26 Apr 30 2010 2CENESAS E8a Emulator Section 7 Debugger Setting 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 program and the vector area used by the E8a emulator will change Progr

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