E1 Emulator Additional Document for User`s Manual
Contents
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 Table of Contents Chapter 1 OUIINO A tiene ee 4 1 1 FeallUres sa a no E E EEE ALE E E MO 4 12 Cautions on Using E20 cece centr erent ee ee ene ee eee ee eee unnt eee ae ee eeeaaeee ee eaaaeeeeeeaeeeeeeiaeeeeeeaes 4 1 3 Configuration Of Manuals 0 ccccceeeeeee een sees eene ee ee ene ee ee taeeeee ea aeeeeenaaeeeeeeaaaeeeeesneeeeesneeeseeaes 4 Chapter 2 Designing the User System cccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 5 2 1 Connecting the Emulator with the User System e sees eeess es eseeneseannnnssaannntettas 5 22 Comumunication Mode usu sie sist sou sti iven sbetitaj beivido sedan sketelo peketo 6 2 3 Pin Assignment of the Connector on the User System ee ee seeeeeesseeeeneeseeennteeeaato 6 2 4 System ONIGUTAtlON 4 ssiri severa kreskar ekri sa enirar 7 2 5 Recommend Circuit between the Connector and the CPU sese seeeenseseeneneneeeaao 8 2 5 1 Recommend Circuit Connection si sse esennnnnnnnnnnnnnannnnnnnannnnnnnnnnnnInnnnnnInIAA 8 252 CONNECTION OF reset PiN sisirin nn Eneo mink kkk ERARE RESA aar BAKA FA EEARARKAARBAR E2. LENESAS E1 Emulator Additional Document for User s Manual Notes on Connection Supported Devices 78KOR Family 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 Corp without notice Please review the latest information published by Renesas Electronics Corp through various means including the Renesas Technology Corp website http www renesas com Renesas Electronics R20UTO851EDO100 Rev 1 00 www renesas com October 6 2011 Notice e All information included in this document is current as of the date this document is issued Such information however is 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 technical information described in this document No license express implied or otherwise is granted hereby under any patents copyr
3. program stops the LVI default start function at address C1H Consequently the LVI default start function is kept stopped even after debugging is completed unless the setting to address C1H is changed through flash programming On chip debugging option byte setting address C3H The on chip debugging option byte setting is rewritten arbitrarily by the debugger FLMDO pin output status while debugger is running In accordance with the setting in Permit flash programming in property of the debugger the FLMDO pin output status while the debugger is running changes as follows Rewriting by flash self programming is not possible when the output status is low level When Yes is selected High level low level for about 100 us after reset release When No is selected Low level Operation at voltage with which flash memory cannot be written If any of the following debugger operations 1 to 7 which involve flash memory rewriting is performed while flash memory cannot be rewritten the debugger automatically changes the register setting so as to enable flash memory rewriting and restores the register setting after the operation is completed If any of the following operations 1 to 75 is performed while flash memory rewriting has been disabled or operation is performed at a voltage with which flash memory cannot be rewritten however the debugger outputs an error and the operation is ignored To prevent the flash me
4. the target device by power on reset POC only 1 Automatically switching the reset signal via series resistor Figure 2 4 illustrates the reset pin connection described in 2 5 1 Recommend Circuit Connection This connection is designed assuming that the reset circuit on the target system contains an N ch open drain buffer output resistance 100Q or less The Vpp or GND level may be unstable when the logic of RESET IN OUT of E1 E20 is inverted so observe the conditions described below in Remark Figure 2 4 Circuit Connection with Reset Circuit That Contains Buffer Target connector Target device Reset circuit RESET_OUT RESET_IN Remark Make the resistance of R1 at least ten times that of R2 R1 being 10 KQ or more Pull up resistor R2 is not required if the buffer of the reset circuit consists of CMOS output The circuit enclosed by a dashed line is not required when only flash programming is performed Figure 2 5 illustrates the circuit connection for the case where the reset circuit on the target system contains no buffers and the reset signal is only generated via resistors or capacitors Design the circuit observing the conditions described below in Remark Lo EES PF EES October 2011 RENESAS Designing the User System October 2011 Figure 2 5 Circuit Connection with Reset Circuit That Contains No Buffers Target connector Target device Reset circuit RESET_OUT RESET_IN Remark Make the resistanc
5. LA KKARAKA FRARRRRAEATKRARAN 9 Chapter 3 O ECIIDA ON square a sia ovon sL kna GL kavo kokro 11 Chapter 4 Notes on lUSage o a aa uaj 12 41 ED Erre mern mmm mun pen rm re A le 12 42 DetallS sss ma EB ENI ERE OV AN 12 Appendix Equivalent Circuit for E1 E20 78KOR Connection 15 October 2011 Outline October 2011 Chapter 1 Outline 11 Features E1 E20 Emulator hereinafter referred to as E1 E20 is an on chip debug emulator with flash programming function which is used for debugging and programming a program to be embedded in on chip flash memory microcontrollers This product can debug with the target microcontroller connected to the user system and can write programs to the on chip flash memory of microcontrollers 1 2 Cautions on Using E20 The functions used for debugging of the 78KOR device by using the E20 are the same as in the E1 Large trace function characteristic functions of the E20 cannot be used The power supply function from the E20 is not supported 1 3 Configuration of Manuals Documentation for the E1 E20 emulator manual is in two parts the E1 E20 Emulator User s Manual and the E1 E20 Emulator Additional Document for User s Manual this manual Be sure to read both of the manuals before using the E1 E20 emulator 1 E1 E20 Emulator User s Manual The E1 E20 Emulator User s Manual has the following contents e Components of the emulators e Emulator hardware specification e Connec
6. Lavied or Bldg 720 2 Yeoksam Dong Kangnam ku Seoul 135 080 Korea Tel 82 2 558 3737 Fax 182 2 558 5141 2010 Renesas Electronics Corporation All rights reserved Colophon 1 0 E1 Emulator Additional Document for User s Manual Notes on Connection LENESAS Renesas Electronics Corporation
7. ation Division control register MDUC is stepped the division operation is not finished The step execution of the division operation by a C source level is not relevant R20UT0851ED0100 Rev 1 00 RENESAS Page 14 of 18 October 2011 Notes on Usage Appendix Equivalent Circuit for E1 E20 78KOR Connection The internal equivalent circuit related to the communication interface between the E1 E20 and user system is shown below An example of circuit connection for the user system is shown in this document Please use it as a reference when determining parameters in board design Figure A 1 E1 E20 Equivalent Circuit Inside the E1 E20 Target system side Pin numbers of the target connector SN74LVC8T245 RD74LVC125B 100 kQ Vpo SN74LVC2T45 ki RD74LVC 125B VDp RD74LVC125B SN74LVC8T245 100 kQ 220 13 DTC124EE R20UTO851ED0100 Rev 1 00 RENESAS 11 1 1 Paget5of1 us o Page 15 of 18 October 2011 E1 Emulator Additional Document for User s Manual Notes on Connection for 78KOR Publication Date Oct 06 2011 Rev 1 00 Published by Renesas Electronics Europe GmbH LENESAS SALES OFFICES Renesas Electronics Corporation http Awww renesas com 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 Nichols
8. cts 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 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
9. e E20 for connection Connecting the User System Interface Cable to the 14 pin Connector of the E1 Emulator 14 pin user system interface cable Top View Area with limit on mounted components heights must be no greater than 10mm October 2011 Designing the User System 2 2 Comumunication Mode E1 E20 performs serial communication with the target device on the target system For serial communication 1 wire mode single wire UART communication using the TOOLO pin or 2 wire modeusing the TOOLO and TOOL1 pins is used Use 1 wire mode when performing flash programming Use 1 wire modeor 2 wire mode when performing on chip debugging Differences between 1 wire mode and 2 wire mode are shown below There are no functional differences Table 2 2 Difference Between 1 Wire Mode and 2 Wire Mode Communication During Flash A During Debuging Mode Programming 1 wire mode No differences User resources secured for debugging Internal ROM 1036 bytes Internal RAM 6 bytes stack 2 wire mode User resources secured for debugging Pseudo RRM DMM function is used Internal ROM 1036 bytes Internal RAM 6 bytes stack Pseudo RRM DMM function is not used Internal ROM 100 bytes Internal RAM 6 bytes stack 2 3 Pin Assignment of the Connector on the User System Table 2 3 shows the pin assignments of the 14 pin connectors Table 2 2 Pin assignments of the connector 14 pin Pin Name Input Output TOOL1 Inpu
10. e of R1 at least ten times that of R2 R1 being 10 KQ or more The circuit enclosed by a dashed line is not required when only flash programming is performed 2 Manually switching the reset signal with jumper Figure 2 6 illustrates the circuit connection for the case where the reset signal is switched using the jumper with or without E1 E20 connected This connection is simple but the jumper must be set manually Figure 2 5 Circuit in connection for Switching Reset Signal with Jumper Target connector Jumper RESET_OUT Target device Reset circuit Jumper setting When E1 E20 is connected 1 2 shorted When E1 E20 is not connected 2 3 shorted 3 Resetting the target device by power on reset POR only Figure 2 7 illustrates the circuit connection for the case where the target device is only reset via POC without using the reset pin RESET_OUT becomes active when power is applied to E1 E20 Even if power supply to the target system is turned off during debugging pseudo POC function emulation is available because RESET_OUT becomes active Figure 2 6 Circuit Connection for the Case Where Target Device Is Only Reset via POC Target connector Vpo Target device RESET OUT RESET IN 6 R20UT0851ED0100 Rev 1 00 RENESAS Page 10 of 18 Specification Chapter 3 Table 3 1 Related programming R20UT0851ED0100 Rev 1 00 October 2011 Specification Specifications are shown in Table 3 1 below E1 E20 Specification List arget host machine o
11. escribes cautions on use of the E1 E20 emulator To use the E1 E20 properly read the cautions thoroughly List List of notes on usage Handling the device used for debugging Flash self programming Operation after a reset Debugging with real machine running without using E1 E20 Operation when debugger starts Debugging after program is written by flash programming LVI default start function setting address C1H On chip debugging option byte setting address C3H FLMDO pin output status while debugger is running Operation at voltage with which flash memory cannot be written Debugging in 1 wire mode Pseudo real time RAM monitor function Relation between Standby function and Break function Cautions on using step in step execution Step in step execution of Division operation 1 2 3 4 5 6 7 8 9 Details Handling of device that was used for debugging Do not mount a device that was used for debugging on a mass produced product because the flash memory was rewritten during debugging and the number of rewrites of the flash memory cannot be guaranteed Do not embed the debug monitor program into mass produced products Flash self programming If a space where the debug monitor program is allocated is rewritten by flash self programming the debugger can no longer operate normally This caution also applies to boot swapping for such an area Operation after reset After a
12. ights 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 Renesas Electronics has used reasonable care in preparing the information included in this document but Renesas Electronics does not warra
13. mory from being rewritten select No in permit flash programming in property of debug tool To prevent the frequency from being switched automatically select User in the Monitor clock in property of debug tool 1 Writing to internal flash memory 25 Setting or canceling of software breakpoint lt 3 gt Starting execution at the set software breakpoint position lt 4 gt Step execution at the set software breakpoint position lt 5 gt Step over execution Return Out execution lt 6 gt Come Here 7 If Yes is selected in Permit flash programming in property of debug tool the following operations cannot be performed R20UT0851ED0100 Rev 1 00 RENESAS Page 13 of 18 October 2011 Notes on Usage No 11 No 12 No 13 No 14 No 15 a Setting changing or canceling of hardware breaks b Masking unmasking of internal reset c Switching of peripheral breaks Debugging in 1 wire mode In the condition that debugging is performed in 1 wire mode when the internal high speed oscillator is used for the CPU operating clock breaks may not occur normally if the frequency variation between debugger startup and break occurrence except for when changing the register is too large This situation may occur when the variation of operating voltage or temperature is too large Pseudo real time RAM monitor function Note the following points when using the pseudo real time RAM monitor function lt 1 gt S
14. n external pin reset or internal reset the monitor program performs debug initialization processing Consequently the time from reset occurrence until user program execution differs from that in the actual device operation If No is selected in Permit flash programming in property of the debug tool the time until the user program is executed compared with the time when Yes is selected is delayed several 100 ms Debugging with real machine running without using E1 E20 If debugging is performed with a real machine running without using E1 E20 write the user program using the Renesas Flash Programmer Programs downloaded by R20UT0851ED0100 Rev 1 00 RENESAS Page 12 of 18 October 2011 Notes on Usage No 7 No 8 No 9 No 10 the debugger include the monitor program and such a program malfunctions if it includes processing to make the TOOLO pin low level Operation when debugger starts When the debugger is started if Communicatuin method in the property of the debug tool is different from the setting for the previous debugging the internal flash memory is erased Debugging after program is written by flash programming If a program is written to the internal flash memory using the Renesas Flash Programmer or PG FP5 debugger erase internal flash ROM memory automatically and download the program to the memory area LVI default start function setting address C1H During debugging the debug monitor
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16. nt 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 specified in a Renesas Electronics data sheets or data books etc Standard Computers office equipment communications equipment test and measureme
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18. pecirication EZU Computer equipped with a USB port OS depends on the software User system interface 14 pin connector Host machine interface USB2 0 Full speed High speed Connection to the user system Connection by the provided user system interface cable Power supply function 3 3 V or 5 0 V set in software tool can be supplied to the user system with current up to 200 mA Power supply for the emulator Software break No need the host computer supplies power through the USB 2000 points Hardware break 1 point commonly used by execution and access Forced break Available Number of events 1 point commonly used by execution and access Available function Hardware break only Unavailable Measurement item From run to break Performance measurement Performance Resolution 100 us Max measurement time 100 hours Pseudo realtime RAM monitor RRM Available CPU is used when monitoring Dynamic memory modification DMM Available CPU is used when changing Unavailable 10 byte ID code authentication Clock mounted on the user system can lbe used Security flag setting Available Standalone operation RENESAS Unavailable must be connected to host machine Page 11 of 18 Notes on Usage Chapter 4 4 1 Table 4 1 4 2 No 1 No 2 No 3 No 4 Notes on Usage This section d
19. r EE or User system E20 emulator User interface cable E20 38 pin 14 pin conversion adapter Remark To use it with the E20 connect the 38 pin 14 pin conversion adapter to the user interface cable E20 38 pin is not supported Note As seen from E1 E20 i eek o October 2011 RENESAS Designing the User System October 2011 2 5 Recommend Circuit between the Connector and the CPU 2 5 1 Recommend Circuit Connection Refer to Figure 2 3 and design an appropriate circuit Be sure to take into consideration the specifications of the target device as well as measures to prevent noise when designing your circuit Figure 2 3 Recommended Circuit Connection Voo Target connector 3k 10k0 Target device ve TOOL1 TOOL1 Voo GND R F U FLMDO FLMDO R F U RESET_IN rien 3 k 10 ko Wi TOOLO TOOLO Voo R F U RESET_OUT RESET te R F U GND 1 kQ otez Reset connector IZ IJ ru Note1 The circuit enclosed by a dashed line is not required when only flash programming is performed Note2 Refer to 2 5 2 connection of reset pin 1 Automatically switching the reset signal via resistor about the pull up resistor value of the reset circuit Note3 This is for pin processing when not used as a device Caution e Securely connect both pin 10 and pin 13 These pins are also used to monitor the user system e The circuits and resistance values listed are recommended but not guaranteed Determine the circuit design and re
20. sistance values by taking into account the specifications of the target device and noise For flash programming for mass production perform sufficient evaluation about whether the specifications of the target device are satisfied e For processing of pins not used by the E1 E20 refer to the user s manual of the device e Securely connect pins 2 12 and 14 of the connection to GND of the user system These pins are used for electrical grounding as well as for monitoring of connection with the user system by the E1 E20 Designing the User System 2 5 2 Connection of reset pin This section describes the connection of the reset pin for which special attention must be paid in circuit connection examples shown in the previous section During on chip debugging a reset signal from the target system is input to E1 E20 masked and then output to the target device Therefore the reset signal connection varies depending on whether E1 E20 is connected For flash programming the circuit must be designed so that the reset signals of the user system and E1 E20 do not conflict Select one of the following methods and connect the reset signal in the circuit The details of each method are described on the following pages 1 Automatically switching the reset signal via series resistor recommended described in recommended circuit connection in the previous section N Manually switching the reset signal with jumper ES Resetting
21. t GNDMNE 7 R F U FLMDO Output R F U RESET IN Input TOOLO Output Input VDD CO N on AI WIN gt R F U RESET OUT Output R F U GND Z RESET OUTMe3 Output GND Note 1 Note 2 As seen from E1 E20 Note 3 October 2011 RENESAS Securely connect pins 2 12 and 14 of the connector to GND of the user system These pins are used for electrical grounding as well as for monitoring of connection with the user system by the E1 E20 Securely connect both pin 10 and pin 13 These pins are also used to monitor the user system R20UT0851ED0100 Rev 1 00 Page 6 of 18 Designing the User System Table 2 4 Pin Functions RESET_IN Pin used to input reset signal from the user system RESET_OUT Output Pin used to output reset signal to the target device FLMDO Output Pin used to set the target device to debug mode or programming mode TOOLO Output Input Pin used to transmit command data to the target device TOOL1 Pin used to input clock signal to the target device R F U This pin is reserved For the connection of the reserved pins see each circuit related to the pins 2 4 System Configuration Figure 2 2 shows the system configuration used for the E1 E20 For cautions on connection refer to the E1 E20 User s Manual Figure 2 2 Connection Diagram of E1 E20 USB Interface cable User interface cable E1 emulato
22. tandby mode HALT or STOP may be cancelled during monitoring lt 2 gt The pseudo real time RAM monitor function does not operate while the CPU operating clock is stopped lt 3 gt If the targets to be monitored are too numerous the operability of the debugger may be affected because the monitoring speed is slow when using the pseudo RRM function in 1 wire mode Relation between Standby function and Break function The break is interrupt function of CPU The standby mode is released by the break for using the following debug function Stops execution of the user program Step execution of the standby instruction Stops user program after execution instruction Pseudo real time RAM monitor function Break When Readout Pseudo Dynamic Memory Modification Break When Write Breakpoint setting executing of the user program Cautions on using step in step execution The value of some SFRs special function registers might remain unchanged while stepping into code If the value of the SFRs does not change while stepping into code operate the microcontroller by continuously executing the instructions instead of executing them in steps Stepping into code Instructions in the user created program are executed one by one Continuous execution The user created program is executed from the current PC value Step in step execution of Division operation When the instruction which sets 1 the bit 0 DIVST of Multipllc
23. tion to the emulator and the host computer and user system 2 E1 E20 Emulator Additional Document for User s Manual The E1 E20 Emulator Additional Document for User s Manual has the following contents e For use in hardware design an example of connection and the interface circuit required to connect the emulator e Notes on using the emulator e Software specifications and so on for using each microcomputers R20UT0851ED0100 Rev 1 00 RENESAS Page 4 of 18 Designing the User System Chapter 2 2 1 Table 2 1 Figure 2 1 Designing the User System To connect the E1 E20 emulator a connector for the user system interface cable must be mounted on the user system When designing the user system read this section of this manual and the hardware manual for the MCUs Connecting the Emulator with the User System Table 2 1 shows the connector type numbers of the E1 emulators Connector Type Numbers Type Manufacturer Specifications Number 14 pin 7614 6002 Sumitomo 3M Limited 14 pin straight type Japan Connector 2514 6002 3M Limited 14 pin straight type other countries Figure 2 1 shows examples of the connection between a user system interface cable of the 14 pin type Do not mount other components with a height exceeding 10 mm within 5 mm of the connector on the user system 38 pin of the E20 is not supported To use the E20 use the 38 pin 14 pin conversion adapter ROEOOO200CKAOO that comes with th
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