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REJ10J1242-0200 Renesas Starter Kit for R8C/25 User’s Manual RENESAS SINGLE-CHIP MICROCOMPUTER M16C F AMIL Y / R8C/T iny SERIES Rev .2.00 Renesas Solutions Corp.
Table of Contents Chapter 1. Preface .................................................................................................................................................. 1 Chapter 2. Purpose ..............................................
Chapter 1. Preface Cautions This document may be, wholly or partially, subject to change without notice. All rights reserved. Duplication of this document, either in w hole or part is prohibited without the written permission of Rene sas Solutions Corp.
Chapter 2. Purpose This RSK is an evaluation tool for Renesas microcontrollers. Features include: • Renesas Microcontroller Programming. • User Code Debugging. • User Circuitry such as Switches, LEDs and potentiometer(s). • User or Example Application.
Chapter 3. Power Supply 3.1. Requirements This RSK operates from a 3V to 5V power supply. A diode provides reverse polarity protection only if a current limiting power supply is used. All RSK boards are supplied with an E8a debugger module. This produc t is ab le to power the RSK board with up to 300mA.
Chapter 4. Board Layout 4.1. Component Layout The following diagram shows the top layer component layout of the board. JA2 JA1 MCU Reset Switch E8 Heade r User Switches Potentiomete r User LED Power L.
4.2. Board Dimensions The following diagram gives the board dimensions and connector positions. All through hole connect ors are on a common 0.1” grid for easy interfacing. JA2 JA1 MCU 3. 81m m 5. 00m m 14.0 0mm 45.00mm 27.00m m 50.80mm 80.0 0mm 85.
Chapter 5. Block Diagram Figure 5-1 is representative of the CPU board components and their connectivity. B o ot m ode pi ns BO O T Ci rcui t ry D-t y pe Lat c h RE S E T p i n RE S SW1 B OOT SW2 SW3 .
Chapter 6. User Circuitry 6.1. Switches There are four switches located on the RSK. The f unction of each switch and its connection are shown in Table 6-1 . Switch Function Microcontroller RES When pressed, the RSK microcontroller is reset. RESET Pin8 SW1/BOOT* Connects to an IRQ input for user controls.
6.4. Serial port The microcontroller programming serial port 1 is connected to the RS232 transceiver. This serial port can optionally be connect ed to the RS232 transceiver as well by fitting option resistors. T he connections to be fitted are listed in the ta ble 6-3.
6.6.Option Links Table 6-5 below describes the function of t he option links contained on this RSK board. Option Link Settings Reference Function Fitted Alt ernat ive (R emoved ) Related To R7 Referen.
Option Link Settings Reference Function Fitted Alt ernat ive (R emoved ) Related To R22 Board VCC Connects External 3V3 (CON_3V3) to Board_VCC External 3V3 disconnected from Board_VCC R20, R21 R23 Mic.
Option Link Settings Reference Function Fitted Alt ernat ive (R emoved ) Related To R64 CAN Do not use CAN function, R8C/25 Microcontroller do not have CAN function Do not use CAN function, R8C/25 Mic.
Chapter 7. Modes The RSK supports Boot mode and Single chip mode. Details of programming the FLASH memory is described in the R8C/25 Group Hardware Manual.
Chapter 8. Programming Methods The board is intended for use with HEW and the supplied E8a debugger . Refer to R8C/25 Group Hardware Manual for details of programming the microcontroller without using these tools.
Chapter 9. Headers 9.1. Microcontroller Headers Table 9- 1 to Table 9- 4 show the microcontroller pin headers and their co rresponding microcontroller connections. The header pins connect directly to the microcontroller pins. * Marked pins are subject to option links.
J3 Pin Circuit Net Name Device Pin Pin Circuit Net Name Device Pin 1 IRQ0/TRIGa* 27 2 IRQ1/IO_6* 28 3 IRQ2/IO_7* 29 4 LCD_E 30 5 LCD_RS 31 6 AD_POT 32 7 P3_1 33 8 TMR1 34 9 IO_5 35 10 IO_4 36 11 IO_3 .
9.2. Application Headers Table 9-5 and Table 9-6 below show the standard application header connections. * Marked pins are subject to option links. JA1 Pin Header Name RSK Signal Name Device Pin Pin H.
J9 Pin Function Signal Name 1 Power Supply (for LIN module) VBAT 2 GROUND GND J10 Pin Function Signal Name 1 Power Supply (for LIN module) VBAT 2 LIN Bus Line LIN 3 GROUND GND Table 9-7: LIN Headers 1.
Chapter 10.Code Development 10.1. Overview Note: For all code debugging using Renesas software tools, the R SK board must be connected to a PC USB port via an E8a. An E8a is supplied with the RSK product. 10.2. Mode Support HEW connects to the Microcontroller and programs it via t he E8a.
10.4. Memory Map SFR In te rn a l R AM I nt er nal RO M ( Dat a A r ea ) I nt er nal RO M (Prog ra m Are a) 00000h 002FF h 00400h 00B F F h 02400h 02B F F h 08000h E m ul ator F i r mwar e Ar e a Us e.
Chapter 11. Component Placement Figure 11-1: Component Placement 20.
Chapter 12. Additional Information For details on how to use High-performance Embedded Workshop (HEW, refer to the HEW manual available on the CD or from the web site.
Renesas S tarter Kit for R8C/25 User's Ma nual Publication Date Rev.1.01 29.05.2006 Published by: Renesas Solutions Corp. 4-1-6, Miyahara, Y odogawa-ku, Osaka Ci ty , 532-0003, Japan ©2006 Renesas Solu tions Corp., Re nesas T echnol ogy Europe Ltd.
Renesas S tarter Kit for R8C/25 User's Manual Renesas Solutions Cor p. 4-1-6, Miyahara, Y odogawa-ku, Osaka Ci ty , 532-0003, Japan.
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