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Applications Engineering
SKP8CMINI15
SKP8CMINI17
User's Manual
Rev. 1.1
March 2005
www.renesas.com

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Summary of Contents for Renesas SKP8CMINI15

  • Page 1 Applications Engineering SKP8CMINI15 SKP8CMINI17 User’s Manual Rev. 1.1 March 2005 www.renesas.com...
  • Page 2: Table Of Contents

    MCU Applications Engineering Table of Contents 1.0 Introduction ......................... 3 2.0 Kit Contents......................... 4 3.0 Limited Guarantee and Support .................. 5 4.0 System Connectivity....................6 4.1 Host Computer Requirements..................6 4.2 Mini R8C Board......................5 4.3 ICD Board ........................6 4.4 Development Tools .....................
  • Page 3: Introduction

    PC. This interface reduces resource requirements on the R8C/Tiny MCU, allows faster code downloads and, can also be used to program other Renesas Flash MCU’s using Flash-over- *NOTE: this manual also applies to the SKP8CMINI-15. If using the SKP8CMINI-15, replace any references to the SKP8CMINI-17 with SKP8CMINI-15.
  • Page 4: Kit Contents

    Acrobat Reader to view the manuals. Insert the enclosed CD into your computer and SKP installer will auto-start. The SKP installer program will create a C:\Workspace and C:\RENESAS\SKP8CMINI17 folder on your machine. Development tools can be found under C:\RENESAS (NC30WA Compiler, and FoUSB Programmer) and HEW (High-performance Embedded Workshop) is installed into c:\program files.
  • Page 5: Limited Guarantee And Support

    Settlement is limited to repair or replacement of the product only. Renesas Technology America, Inc., does not assume any liability arising out of the application or use of any product, circuit or procedure described herein. No other liability or warranty apply, expressed or implied.
  • Page 6: System Connectivity

    The ICD can be used to connect to other boards (i.e. customer target boards) with an R8C or M16C Flash MCU. For details, please see ICD User’s Manual included with the kit (Start > All Programs > RENESAS-TOOLS > SKP8CMINI17 > Document Descriptions). 4.4 Development Tools Aside from SKP documentation and sample code, the SKP installer program also installs the development tools.
  • Page 7: Hew

    User programs can run on the Mini R8C board without the host computer running HEW by programming the on-board R8C/Tiny flash MCU with firmware using FoUSB Programmer software and ICD. It can also be used to program other Renesas R8C and M16C Flash MCU’s. SKP8CMINI-17 User’s Manual Rev. 1.1...
  • Page 8: Hardware

    MCU Applications Engineering 5.0 Hardware 5.1 Mini R8C Board Figure 5-1 shows the Mini R8C Board with major components identified. External CdS Cell Battery Points** 18-pin I/O Header J1 20MHz Crystal Thermistor Clock Stop Detect Jumper JP3 Slide Switch S1 R8C/17 R5F21174SP Pushbutton...
  • Page 9: R8C/Tiny Series Of Microcontrollers

    The Hardware Manual for the R8C/17 group of microcontrollers can be found on the C:\RENESAS\SKP8CMINI17\Docs folder of your PC under the filename ‘r8c17_hardware_manual_revx.x.pdf’ after SKP software installation or from the Start menu (Start > All Programs > RENESAS-TOOLS > SKP8CMINI17 > Document Descriptions). 5.1.2 Block Diagram The Mini R8C Board incorporates an R5F21174SP (20 pin SSOP) from the R8C/17 group of microcontrollers.
  • Page 10: External Battery Points

    MCU Applications Engineering 5.1.3 External Power Supply Points The external power supply points can be used to operate the Mini R8C Board without power from the ICD. This is a direct connection with Vcc and Ground on the board. Please see the schematic in Appendix C.
  • Page 11: System Operation & Limitations

    MCU Applications Engineering 6.0 System Operation & Limitations The kit provides sophisticated debugging features at a low cost but it does have some limitations when used with the HEW Debugger and ICD. Section 6.1 introduces the ROM monitor program and how it is used. The limitations when this ROM monitor is running with the user program are listed in table 6-1.
  • Page 12: Status After Reset

    MCU Applications Engineering 00000h SFR Area 002FFh 00400h Monitor RAM Internal RAM Note: User programs must Area - 128 Bytes Area - 1KB not use shaded area. 007FFh 02000h Monitor Data Flash ROM Program Area - 2KB 02FFFh 0C800h User Program Area - 14KB 0C000h Flash ROM...
  • Page 13: Stop Mode Or Wait Mode Limitations

    MCU Applications Engineering Undefined 0FFDCH ~ 0FFDFH User available Overflow 0FFE0H ~ 0FFE3H User available BRK Instruction 0FFE4H ~ 0FFE7H User available Address Match 0FFE8H ~ 0FFEBH User inhibited Single-step 0FFECH ~ 0FFEFH User inhibited Watchdog Timer 0FFF0H ~ 0FFF3H User available Reserved 0FFF4H ~ 0FFF7H...
  • Page 14: Mini R8C Board Specifications

    MCU Applications Engineering 7.0 Mini R8C Board Specifications 7.1 Hardware Specifications Table 7-1 lists the specifications of the Mini R8C Board. Table 7-1. Mini R8C Board Specifications Item Specification R5F21174SP Clocks Main Clock: 20MHz Crystal Memory (Internal) RAM: 1 KB Flash ROM: 16KB (14KB user) + 1k x2 Data Flash Connector [J1 &...
  • Page 15: Appendix A. Troubleshooting Guide

    HEW or FoUSB Programmer applications. This section also discusses the countermeasures and solutions to resolve these problems. If, for any reason, you cannot resolve the problem, please contact your Renesas representative for assistance. A.1 USB Driver Problems This section discusses the usual problems with the driver installation and how to fix it.
  • Page 16: Debugging Problems

    MCU Applications Engineering A.2 Debugging Problems This section discusses the cause of the problem and countermeasures to resolve it. The common problems encountered with debugging are: • Erratic debug behavior • Cannot connect to target • Issues that may come up during debug operations A.2.1 Erratic Debug Behavior HEW allows you to launch multiple “Slave HEW’s”.
  • Page 17 MCU Applications Engineering A.2.3 Issues that may come up During Debug Operations While using HEW to debug user code, some issues may come up because the limitations discussed in section 6 were not satisfied. These common issues are listed on table A.2, including the countermeasures.
  • Page 18: Appendix B. Reference Manuals

    MCU Applications Engineering Appendix B. Reference Manuals Item Title Description Document that will help you get started on using the Mini R8C SKP Quick-Start Guide SKP8CMINI. Mini R8C SKP User's Manual Installation and operation guide for the SKP8CMINI. Mini R8C Board Schematic Schematic diagram for the Mini R8C board.
  • Page 19: Appendix C. J1 & J2 Pin Assignment

    MCU Applications Engineering Appendix C. J1 & J2 Pin Assignment Pin No. I/O Expander Signal (U3) Pin No. MCU Signal (U1) Xin/P46 Xout/P47 PP24 P35_SCL_SSCK PP18 P37_CNTRO_SSO PP23 P34_SDA_SCS PP17 P33_TCin PP22 P10_KI0 PP16 P11_KI1 PP21 P12_AN10 PP15 P13_AN11 PP20 P14_TxD0 PP14 P15_RxD0...
  • Page 20: Appendix D. Board Dimensions

    MCU Applications Engineering Appendix D. Board Dimensions Mini R8C board dimensions are provided here for making connections to user defined add-on boards. 11.93 6.35 2.54 2.54 5.24 11.93 SKP8CMINI-17 User’s Manual Rev. 1.1 20/22 March 2005...
  • Page 21: Appendix E. Expansion Circuit

    MCU Applications Engineering Appendix E. Expansion Circuit Additional circuitry has been implemented on the bottom side of the Mini R8C board to provide a port expander and a battery power boost voltage regulator circuit (user supplied components). The schematic details this circuit and the BOM specifies all the parts (included as separate files on the SKP CD).
  • Page 22: Appendix F. Schematic And Bill Of Materials

    The SKP8CMINI-17 Bill of Materials is available as a separate document, SKP8CMINI- 17_BOM.pdf. Appendix G. In-Circuit Debugger For details on how to use the ICD, please see RTA-FoUSB-MON User’s Manual. For SKP updates, see: www.renesas.com/skp SKP8CMINI-17 User’s Manual Rev. 1.1 22/22 March 2005...

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