Renesas Starter Kit for R8C/27 User`s Manual
Contents
1. J1 Pin Circuit Net Name Device Pin Pin Circuit Net Name Device Pin 1 IIC_SCL 1 2 TMR1 2 3 RESn 3 4 CON_XOUT 4 5 Ground VSS 5 6 CON_XIN 6 7 UC_VCC 7 8 MODE ER 8 Table 9 1 J 1 J2 Pin Circuit Net Name Device Pin Pin Circuit Net Name Device Pin 1 IRQO TRIGa 9 2 IRQ1 TR IGb 10 3 TRISTn 11 4 MO_UD 12 5 MO_Wp 13 6 MO_Vp 14 7 SClaCK 15 8 SClaRX 16 Table 9 2 J 2 J3 Pin Circuit Net Name Device Pin Pin Circuit Net Name Device Pin 1 SClaTX 17 2 AD POT 18 3 MO_Up 19 4 P4 2NREF 20 5 TMRO 21 6 IRQ3 22 7 IRQ2 23 8 IIC_SDA 24 Table 9 3 J 3 J4 Pin Circuit Net Name Device Pin Pin Circuit Net Name Device Pin 1 ADO IO_7 25 2 AD1 I0_6 26 3 AD2 I0_5 27 4 AD3 I0_4 28 5 10 3 29 6 10 2 30 7 10 1 31 8 IO ER Table 9 4 J 4 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 Circuit Net Device Pin Header Name Circuit Net Device Name Pin Name Pin 1 Regulated Supply 1 CON_5V 2 Regulated Supply 1 Ground 3 Regulated Supply 2 CON 3V3 4 Regulated Supply 2 Ground 5 Analogue Supply NC 6 Analogue Supply NC 7 Analogue Reference CON_VREF 20 8 ADTRG NC 9 ADCO ADO 25 10 ADC1 AD1 26 11 JADC2 AD2 27 12 ADC3 AD3 28 13 DACH NC 14 DAC1 NC 15 0Portd 10_0 32 16 lOPortl2. BOLD text Option Link Settings Reference Function Fitted Alternative Removed Related To R42 RS232 Serial Disables RS232 Serial Enables RS232 Serial R43 R44 Transceiver Transceiver R43 Programming Connects RS 232 port to Disconnected Serial Port Programming serial port R44 Programming Connects RS232 port to Disconnected Serial Port Programming serial port Table 6 7 Serial Configuration Links Table 6 8 below describes the function of the option links associated with LIN configuration The default configuration is indicated by BOLD text Option Link Settings Reference Function Fitted Alternative Removed Related To R63 LIN For Master node setting For Slave node setting R64 R65 R66 R64 LIN Connects LIN NSLP to MCU Disconnected R63 R65 R66 port P1 6 R65 LIN Connects LIN RXDO to MCU Disconnected R63 R64 R66 portP1 5 R66 LIN Connects LIN TXDO to MCU Disconnected R63 R64 R65 port P1 4 Table 6 8 LIN Configuration Links Table 6 9 below describes the function of the option links associated with Analog configuration The default configuration is indicated by BOLD text Option Link Settings Reference Function Fitted Alternative Removed Related To R6 ADC Connects CON_VREF CON_VREF disconnected from R17 Reference voltage to MCU MCU R17 ADC Connects CON_VREF to CON_VREF disconnected from R6 Board_VCC Board VCC Table
3. Development ia e EE Re een SE 10 3 Breakpoint Gupport cece cee ee eeeeeeeeeeceeeeeeeaeeeeeee sense seaeeeeaaeeseaeeesaeeseaeeseeeees TOA Memory Map cieicietecstiverediveleedtctitveeebeiriewstingeethbeanetees bavceestheaiebhbvivieeetastugeetedres Chapter 11 Component Placement Chapter 12 Additional Information cccccccceeeeeeeeeeeeeeeeneeeeaeeeeeeeseeeeeseaeeeseneeseeeee 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 whole or part is prohibited without the written permission of Renesas Solutions Corporation Trademarks All brand or product names used in this manual are trademarks or registered trademarks of their respective companies or organisations Copyright Renesas Solutions Corp 2007 All rights reserved Renesas Technology Europe Ltd 2007 All rights reserved Renesas Technology Corp 2007 All rights reserved Website http www eu renesas com Europe http www renesas com Global Glossary ADC Analog Digital Converter LCD Liquid Crystal Display CPU Central Processing Unit LED Light Emitting Diode DAC Digital Analog Converter LIN Local Interconnect Network E8a E8a On chip debugger module LSI Large Scale Integration IRQ Interrupt ReQuest Chapter 2 Purpose This Renesas Starter Kit is an evaluation tool for Renesas microcontrollers Features include Renesas Microcont
4. Input vo Serial Connector Option EE Seen ile Lo fo le H 1 wn sw2 Swi RES l BOOT Switches l menn mE 1 H 1 1 LCD Display l Potentiometer Datax 1 User LED et POWER Green Control x2 1Green iOrange 2Red Nea l 1 LN 1 LEDs BOOT Orange pe i ee et Figure 5 1 Block Diagram Figure 5 2 is representative of the connections required to the Renesas Starter Kit USB Cable E8a emulator N a User Interface Cable lt D L E a ell J cru Boars Figure 5 2 Renesas Starter Kit Connections sieu is ULOOd 8 1008 Chapter 6 User Circuitry 6 1 Switches There are four switches located on the board The function of each switch and its connection are shown in Table 6 1 Switch Function Microcontroller RES When pressed the board microcontroller is reset RESET Pin3 SW1 BOOT Connects to an IRQ input for user controls INT1 Pin10 The switch is also used in conjunction with the RES switch to place Port1 pin 7 the device in BOOT mode when not using the E8a debugger SW2 Connects to an IRQ Interrupt input for user controls INT3 Pin23 Port 3 pin 3 SW3 Connects to a Key In Interrupt input for user controls KIO Pin22 Port 1 pin 0 Table 6 1 Switch Functions R efer to schematic for detailed connectivity information 6 2 LEDs There are six LEDs on the CPU board The green POWER LED lights when the board i
5. 101 31 17 10 Port2 WO 30 18 IOP ort3 E 29 19 10Port4 UO A 28 20 lOPort5 WU a 27 21 l0Port6 10_6 26 22 IOP ort Om 25 23 RO IRQ3 22 24 DC Bus 3rd pin NC 25 PC Bus IIC_SDA 24 26 PC Bus WC SC 1 Table 9 5 J A1 Standard Generic Header JA2 Pin Header Name Circuit Net Device Pin Header Name Circuit Net Device Name Pin Name Pin 1 Reset RESn 3 2 External Clock Input CON_XIN 6 3 Interrupt NC 4 Regulated Supply 1 Ground 5 WDT overflow NC 6 Serial Port SClaTX 17 7 Interrupt IRQO 9 8 Serial Port SClaRX 16 9 Interrupt IRQ1 10 10 Serial Port SClaCK 15 11 Motor up down MO_UD 12 12 Serial Port Handshake NC 13 Motor control MO_Up 19 14 Motor control NC 15 Motor control MO_Vp 14 16 Motor control NC 17 Motor control MO_Wp 13 18 Motor control NC 19 Timer Output TMRO 21 20 Timer Output TMR1 2 21 Timer Input TRIGa 9 22 Timer Input TRIG b 10 23 Interrupt IRQ2 23 24 Tristate Control TRISTn 11 25 SPARE CON_XOUT 4 26 SPARE AD_POT 18 Table 9 6 J A2 Standard Generic Header 17 Table 9 7 below show the LIN header connections J9 Pin Function Signal Name 1 Power Supply for LIN module VBAT 2 Ground Ground J10 Pin Function Signal Name 1 Power Supply for LIN module VBAT 2 LIN Bus Line LIN 3 Ground Ground Table 9 7 LIN Headers Chapter 10 Code Development 10 1 Overview Note For all code debugging using Renesas software tools t
6. 3V 3 3V to Board VCC Board_VCC R21 MCU Power Supply Supply to MCU Fit Low ohm resister to R18 R19 R20 measure current R28 User UO Power Supply Connects Board VCC to Board VCC disconnected from SW2 3 and LEDO 3 SW2 3 and LEDO 3 Table 6 5 Power Configuration Links Table 6 6 below describes the function of the option links associated with Clock configuration The default configuration is indicated by BOLD text Option Link Settings Reference Function Fitted Alternative Removed Related To R8 Oscillator Connects external clock to Connects X1 or X2 to MCU R10 R11 R12 MCU R13 R14 R10 Oscillator Connects external clock to Connects X1 or X2 to MCU R8 R11 R12 R13 MCU R14 R11 Oscillator Connects X2 to MCU Connects X1 or external R8 R10 R12 R13 Sub clock clock to MCU R14 R15 R12 Oscillator Connects X2 to MCU Connects X1 or external R8 R10 R11 R13 Sub clock clock to MCU R14 R15 R13 Oscillator Connects X1 to MCU Connects X2 or external clock R8 R10 R11 R12 Main clock to MCU R14 R14 Oscillator Connects X1 to MCU Connects X2 or external clock R8 R10 R11 R12 Main clock to MCU R13 R15 Oscillator Parallel resistor for sub clock Not fitted R11 R12 Sub clock X2 Table 6 6 Clock Configuration Links Table 6 7 below describes the function of the option links associated with Serial configuration The default configuration is indicated by
7. 6 9 Analog Configuration Links Table 6 10 below describes the function of the option links associated with microcontroller pin function select configuration The default configuration is indicated by BOLD text Option Link Settings Reference Function Fitted Alternative Removed Related To R46 MCU Pin Function Connects AD3 to MCU port Disconnected R47 Select PO 4 R47 MCU Pin Function Connects IO Am MCU port Disconnected R46 Select PU 4 R48 MCU Pin Function Connects AD2 to MCU port Disconnected R49 Select PO 5 R49 MCU Pin Function Connects I0_5 to MCU port Disconnected R48 Select P05 R50 MCU Pin Function Connects IRQ1 to MCU port Disconnected R29 R53 Select P17 R53 MCU Pin Function Connects TRIGb to MCU port Disconnected R29 R50 Select P17 R55 MCU Pin Function Connects AD1 to MCU port Disconnected R56 Select PO 6 R56 MCU Pin Function Connects IO pn MCU port Disconnected R55 Select PO 6 R57 MCU Pin Function Connects ADO to MCU port Disconnected R58 Select P07 R58 MCU Pin Function Connects IO Im MCU port Disconnected R57 Select P07 R59 MCU Pin Function Connects IRQO to MCU port Disconnected R60 Select P45 R60 MCU Pin Function Connects TRIGa to MCU port Disconnected R59 Select P45 Table 6 10 MCU Pin Function Select Configuration Links 11 Table 6 11 below describes the function of the option links associated with other options The defa
8. Embedded Workshop refer to the High performance Embedded Workshop manual available on the CD or from the web site For information about the R8C 27 group microcontrollers refer to the R8C 26 Group R8C 27 Group Hardware Manual For information about the R8C 27 assembly language refer to the R8C Tiny Series Software Programming Manual Online technical support and information is available at http www renesas com renesas_starter_kits Technical C ontact Details America techsupport rta renesas com Europe tools support eu renesas com Japan csc renesas com General information on Renesas Microcontrollers can be found on the Renesas website at http www renesas com 22 Renesas Starter Kit for R8C 27 User s Manual Publication Date Rev 3 00 Aug 31 2007 Published by Renesas Solutions Corp 4 1 6 Miyahara Yodogawa ku Osaka City 532 0003 Japan 2007 Renesas Solutions Corp Renesas Technology Europe Ltd and Renesas Technology Corp All Rights Reserved Renesas Starter Kit for R8C 27 User s Manual tENESAS Renesas Solutions Corp 4 1 6 Miyahara Yodogawa ku Osaka City 532 0003 Japan
9. REJ10J1288 0300 Everywhere you imagine w CEN ESAS Renesas Starter Kit for R8C 27 User s Manual RENESAS 16 BIT SINGLE CHIP MICROCOMPUTER M16C FAMILY R8C Tiny SERIES Rev 3 00 Renesas Solutions Corp Revision date Aug 31 2007 www renesas com Table of Contents Chapter Vs Pretace aaen geheie GEES EES eegen ege SERA Ghapter 2 PUrpOS See i Radin ie aie ae ining Chapter 3 Power Supply AANEREN Bid e LEET 3 2 Power Up Behaviour s iieiea aee NAT i R A AE RS Chapter A Board Layout 4il elle SEL 4 2 Board Dmensions ee iaee ar aaa ae e a are aaaea Chapter 5 Block Diagram cccccececeeeeceeeeeeeeeaeeeeaeeseeeeeseaeeeeeaeeeeeeeeseaeeesaeeeeeeseenees Chapter 6 User Circuitry arinireki Bal SWIICHES ina ate tte ate A ee al ea hl Ae 6 2 BEE 6 3 Potemtlom eter eet an e a edd tant nedeed ac D edeeh Seefe tant eden Deet Se ege zer 6 4 Serial port EE 6 52 LCD Oe EE 6 6 Option Lu 6 7 Oscillator Gources 00 eeccececcceceeeeneeeeeeeeceaeeeeaaeeeeeeeseaeeesaaeeseaaeeseeeeesaeeseaeseneeeeaas 6 8 Reset te Ga LINIE e Ghapter 7 Mode gengt S Sege Een LA aa rip aE eaaa aaa aar aa daad adaa ad PA ele L ue EE 7 2 Single CHIP mode eae eeeaaesdeneeceeeeeeaaeseeeeeeseeeeesaeeseaaeseeneeseas Chapter 8 Programming Methode Chapter 9 Headers A 9 1 Microcontroller Headers ccceesscceeeeseeeeeeeeeeeeeeeeeeeeeeeaaeeeeeeaaeeeeeeeseneeeeeseneees 9 2 Application Heade Serenoa iisi i EE ANAA E ANA aE Chapter 10 Code
10. en to ensure the pins are inserted correctly into J 8 The LCD module uses a 4 bit interface to reduce the pin allocation No contrast control is provided this is set by a resistor on the supplied display module The module supplied with the Renesas Starter Kit only supports 5V operation Table 6 4 shows the pin allocation and signal names used on this connector J8 Pin Circuit Net Name Device Pin Circuit Net Name Device Pin Pin 1 Ground 2 5V Only 3 No Connection 4 LCD_RS 14 5 R W Wired to Write only 6 LCD_E 13 7 No Connection 8 No Connection 9 No Connection 10 No Connection 11 LCD_D4 28 12 LCD_D5 27 13 LCD_D6 26 14 LCD Di 25 Table 6 4 LCD Module Connections 6 6 Option Links Table 6 5 below describes the function of the option links associated with Power configuration The default configuration is indicated by BOLD text Option Link Settings Reference Function Fitted Alternative Removed Related To R16 Power Supply Connects J 5 to Board_ VCC J 5 disconnected from R18 Board VCC R18 Power Supply Connects Board _VCC to Board VCC disconnected from R16 R17 R19 board voltage line board voltage line R20 R21 R19 Power Supply Connects CON_5V external CON_5V disconnected from R18 R20 R21 External 5V 5V to Board_VCC Board VCC R20 Power Supply Connects CON_3V3 external CON_3V3 disconnected from R18 R19 R21 External 3
11. he Renesas Starter Kit board must be connected to a Personal Computer USB port via an E8a An E8a is supplied with the Renesas Starter Kit product 10 2 Mode Support High performance Embedded Workspace connects to the Microcontroller and programs it via the E8a Mode support is handled transparently to the user 10 3 Breakpoint Support High performance Embedded Workshop supports breakpoints on the user code both in RAM and ROM Double clicking in the breakpoint column in the code sets the breakpoint Breakpoints will remain unless they are double clicked to remove them 19 10 4 Memory Map 00000h SFR Reserved area Internal RAM Internal ROM Data Flash 002FFh 00400h 00400h User RAM Emulator Firmware If in data area OO9FFh 009FFh 02400h 02400h 02BFFh 02BFFh Note Emulator Firmware area selected via High performance Embedded Workshop 08000h Reserved area 08000h Emulator Firmware If in program area 08800h Internal ROM r User ROM r Program ROM OFFDCh OFFEFh Fixed Vector Tables OFFFFh Figure 10 1 Memory Map 20 OFFDCh OFFE4h Emulator Vector OFFEFh OFFF4h OFFFEh ee oFFFFh Chapter 11 Component Placement DiD 2 m Ka ES R al a ef zi 4 WIMOd CH e J4 J R m B a A RENESAS y Figure 11 1 Component Placement Chapter 12 Additional Information For details on how to use High performance
12. his case Press and hold the SW1 BOOT The mode pin is held in its boot state while reset is pressed and released Release the boot button The BOOT LED will be illuminated to indicate that the microcontroller is in boot mode When neither the E8a is connected nor the board is placed in boot mode as above the MODE pin is pulled high by a 4 7k resistor When an E8a is used the MODE pin is controlled by the E8a 7 2 Single chip mode Because the MODE pin is pulled high this Renesas Starter Kit will always bootin Single chip mode when the E8a is not connected and the boot switch is not depressed Refer to R8C 26 Group R8C 27 Group Hardware Manual for details of Single chip mode MODE LSI State after Reset End High Single chip Mode Table 7 2 Single chip Mode pin settings Chapter 8 Programming Methods The board is intended for use with High performance Embedded Workshop and the supplied E8a debugger Refer to R8C 26 Group R8C 27 Group Hardware Manual for details of programming the microcontroller without using these tools 15 9 1 Microcontroller Headers Table 9 1 to Table 9 4 show the microcontroller pin headers and their corresponding microcontroller connections The header pins connect Chapter 9 Headers directly to the microcontroller pins Marked pins are subject to option links
13. ntrol is subsequently used to modify the MODE pin states as required The MODE pin should change state only while the reset signal is active to avoid possible device damage The reset is held in the active state for a fixed period by a pair of resistors and a capacitor Please check the reset requirements carefully to ensure the reset circuit on the customers board meets all the reset timing requirements 6 9 LIN Interface This Renesas Starter Kit has hardware LIN interface The interface is available on connector J 10 The connector J 9 functions as power connector for LIN The device can be operated either in Master node or Slave node The device performs LIN communication in cooperation with Timer RA and UARTO For more details on LIN interface please refer to R8C 26 Group R8C 27 Group Hardware Manual 13 Chapter 7 Modes The Renesas Starter Kit supports Boot mode and Single chip mode Details of programming the FLASH memory is described in the R8C 26 Group R8C 27 Group Hardware Manual 7 1 Boot mode The Boot mode settings for this Renesas Starter Kit are shown in Table 7 1 Boot Mode pin settings below MODE LSI State after Reset End Low Boot Mode Table 7 1 Boot Mode pin settings The software supplied with this Renesas Starter Kit supports Boot mode using an E8a and High performance Embedded Workshop only However hardware exists to enter boot mode manually do not connect the E 8a in t
14. roller Programming User Code Debugging User Circuitry such as Switches LEDs and potentiometer s User or Example Application Sample peripheral device initialisation code The Renesas Starter Kit board contains all the circuitry required for microcontroller operation NOTE This manual describes the technical details of the Renesas Starter Kit for R8C 27 hardware The Quick Start Guide and Tutorial Manual provide details of the software installation and debugging environment Chapter 3 Power Supply 3 1 Requirements This Renesas Starter Kit operates from a 3V to 5V power supply A diode provides reverse polarity protection only if a current limiting power supply is used All Renesas Starter Kit boards are supplied with an E8a debugger This product is able to power the Renesas Starter Kit board with up to 300mA When the Renesas Starter Kit is connected to another system then that system should supply power to the Renesas Starter Kit All Renesas Starter Kit boards have an optional centre positive supply connector using a 2 1mm barrel power jack Warning The Renesas Starter Kit is neither under nor over voltage protected Use a centre positive supply for this board 3 2 Power Up Behaviour When the Renesas Starter Kit is purchased the Renesas Starter Kit board has the Release or stand alone code from the example tutorial code pre programmed into the Renesas microcontroller On powering up the board the user LEDs will s
15. s powered The orange BOOT LED indicates the device is in BOOT mode when lit The four user LEDs are connected to an IO port and will light when their corresponding port pin is set low Table 6 2 below shows the LED pin references and their corresponding microcontroller port pin connections LED Reference Colour Microcontroller Port Microcontroller Pin Number As shown on silkscreen Pin function LEDO Green Port 0 0 32 LED1 Orange Port 0 1 31 LED2 Red Port 0 2 30 LED3 Red Port 0 3 29 Table 6 2 LED Port 6 3 Potentiometer A single turn potentiometer is connected to AN11 P 1 3 of the microcontroller This may be used to vary the input analog voltage value to this pin between VREF and Ground 6 4 Serial port The microcontroller programming serial port 1 is connected to the RS232 transceiver This serial port can optionally be connected to the RS232 transceiver as well by fitting option resistors The connections to be fitted are listed in the Table 6 3 Description Function Fit for RS232 TxD1 Programming Serial Port R43 RxD1 Programming Serial Port R44 Table 6 3 Serial Port settings A Secondary serial port is connected to the application headers This is shared with the LIN module 6 5 LCD Module A LCD module is supplied to be connected to the connector 8 This should be fitted so that the LCD module lies over J 1 Care should be tak
16. tart to flash After 200 flashes or after pressing a switch the LEDs will flash at a rate controlled by the potentiometer Chapter 4 Board Layout 4 1 Component Layout The following diagram shows the top layer component layout of the board Application Board Interface Reset Switch Debug LCD RS232 Serial Power Power LED Microcontroller Pin Headers J1 to J4 E8a Header User LEDs Power Connector for LIN LIN Connector Boot LED User Boot Switch User Switches Application Board Interface Potentiometer Figure 4 1 Board Layout 4 2 Board Dimensions The following diagram gives the board dimensions and connector positions All through hole connectors are on a common 0 1 grid for easy interfacing or CA fa EI E 45 00mm 7 A A 14 00mm oO N 8 Sla 3 Slo 3 JE 3 5 3 Vv v v 27 00mm K gt 50 80mm 4 80 00mm 4 gt 85 00mm Figure 4 2 Board Dimensions Chapter 5 Block Diagram Figure 5 1 is representative of the CPU board components and their connectivity Power Jack Option SE BOOT Application Board Boot mode pin Circuitry Interface Microcontroller Pin RESET pin D type Headers n Latch Microcontroller E8a LIN Connector IRQ pins Power Connector for LIN ADC
17. ult configuration is indicated by BOLD text Option Link Settings Reference Function Fitted Alternative Removed Related To R29 SW1 Connects SW1 to MCU port Disconnected R50 R53 P45 R45 E8a Enables E8a Connection Do not fit the option resistor R54 LCD Module Connects LCD_E to MCU port Disconnected P5 A Table 6 11 Other Option Links 6 7 Oscillator Sources Crystal oscillators are fitted on the board and used to supply the main sub clock input to the Renesas microcontroller Table 6 12 Oscillator details the oscillators that are fitted and alternative footprints provided on this board Component Main clock X1 Fitted 20 MHz HC 49U package Sub clock X2 Fitted 32 768 kHz 90SMX package Table 6 12 Oscillator Main clock X1 is connected to microcontroller via the option resistors by the default 6 8 Reset Circuit The CPU Board includes a simple latch circuit that links the mode selection and reset circuit This provides an easy method for swapping the device between Boot mode and Single chip mode This circuit is not required on customers boards as it is intended for providing easy evaluation of the operating modes of the device on the Renesas Starter Kit Please refer to the hardware manual for more information on the requirements of the reset circuit The Reset circuit operates by latching the state of the boot switch on pressing the reset button This co
Download Pdf Manuals
Related Search