Renesas Starter Kit for 3803L User`s Manual
Contents
1. provided from external interface R31 Analog Supply Connects Board_VCC supply Reference Voltage MUST be R10 to Reference Voltage supply provided from external interface Table 6 8 Analog Configuration Links Table 6 9 below describes the function of the option links associated with other options The default configuration is indicated by BOLD text Option Link Settings Reference Function Fitted Alternative Removed Related To R23 SW1 Connects SW1 to INTO 1 Disconnected Input R43 E8a Enables E8a Connection Do not remove a option resistor R48 Microcontroller Pin Connects microcontroller pin 40 MUST be removed if R49 R49 Function Select to TRIGb fitted R49 Microcontroller Pin Connects microcontroller pin Should be removed if R48 fitted R48 Function Select 40 to IRQ1 Table 6 9 Other Option Links 11 6 7 Oscillator Sources Crystal oscillators are fitted on the Renesas Starter Kit board and used to supply the main and sub clock input to the Renesas microcontroller Table 6 10 details the oscillator that is fitted and alternative footprints provided on this Renesas Starter Kit Component Main clock X1 Fitted 16 MHz HC 49U package Sub clock X2 Fitted 32 768 kHz 90SMX package Table 6 10 Oscillators 6 8 Reset Circuit The CPU Board includes a simple latch circuit that links the mode selection and reset circuit This provides an eas2. 6 1 Switch Functions R efer to schematic for detailed connectivity information 6 2 LEDs There are six LEDs on the Renesas Starter Kit board The green POWER LED lights when the board is 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 Pin function Microcontroller Pin As shown on silkscreen Number LEDO Green Port 2 0 32 LED1 Orange Port 2 1 31 LED2 Red Port 2 2 30 LED3 Red Port 2 3 29 Table 6 2 LED Port 6 3 Potentiometer A single turn potentiometer is connected to AN4 P6 4 of the microcontroller This may be used to vary the input analog voltage value to this pin between VREF and Ground 6 4 Serial pori The microcontroller programming serial port 1 is connected to the E 8a connector This serial port can optionally be connected to the RS 232 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 SerialPort R38 RxD1 Programming Serial Port R41 Table 6 3 Serial Port settings Other serial port is connected to the application headers 6 5 LCD Module
3. An LCD module is supplied to be connected to the connector 8 This should be fitted so that the LCD module lies over 2 Care should be taken 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 setby 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 10 5 R W Wired to Write only 6 LCD_E 1 7 No Connection 8 No Connection 9 No Connection 10 No Connection 11 LCD D4 36 12 LCD D5 35 13 LCD_D6 34 14 LCD D7 33 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 R35 Board VCC Supply to board from DC Disconnected R32 Power ack J 5 R32 Board VCC Connects Board VCC supply Board VCC disconnected from R30 R33 R34 R35 to board voltage line board voltage line R33 Board VCC Connects External 3V3 External 3V3 disconnected R30 R32 R34 CON_3V3 to Board VCC fr
4. ET pin D type Headers I Latch i Microcontroller E8a IRQ pins l Serial Connector Option I l ADC Input VO evalo e pro Li o fo o lo sw3 swe SW RES I BOOT Switches a eee I I I f LCD Display Potentiometer Datax4 1 User LED x4 POWER Green Control x2 1Green 1Orange 2Red NI i I i LN I BOOT Orange Figure 5 1 Block Diagram Personal Computer el lo _ Pint p ASES L E ega 78956868 Figure 5 2 is representative of the connections required to the Renesas Starter Kit USB Cable E8a emulator p User Interface Cable i CPU Board Figure 5 2 Renesas Starter Kit Connections sjeuBls ULOOA 8 1009 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 Renesas Starter Kit microcontroller is reset RESET Pin19 SW1 BOOT Connects to an IRQ input for user controls INTO 1 Pin39 The switch is also used in conjunction with the RES switch to place Port1 pin 1 the device in BOOT mode when not using the E8a debugger SW2 Connects to a CNTR Interrupt input line for user controls CNTR1 Pin6 Port 5 pin 5 SW3 Connects to an IRQ input for user controls INT1 Pin17 Port 4 pin 2 Table
5. O 3 4 1RQ3 4 5 PWM 5 6 TMR1 6 7 TMRO 7 8 P53 8 9 P52 9 10 LCD_RS 10 11 LCD E 1 12 E8 BUSY 12 13 E8 SCLK 13 14 PTTX 14 15 PTRX 15 16 IRQ2 16 Table 9 1 J 1 J2 Pin Circuit Net Name Device Pin Pin Circuit Net Name Device Pin 1 TRIGa 17 2 E8_CNVSS 18 3 RESn 19 4 XCIN 20 5 XCOUT 21 6 CON XIN 22 7 CON XOUT 23 8 GROUND 24 9 P27 25 10 P26 26 11 P25 21 12 P24 28 13 LED3 29 14 LED2 30 15 LED1 31 16 LEDO 32 Table 9 2 J 2 J3 Pin Circuit Net Name Device Pin Pin Circuit Net Name Device Pin 1 LCD D7 33 2 LCD D6 34 3 LCD D5 35 4 LCD D4 36 5 P13 37 6 TRISTn 38 7 IRQO 39 8 IRQ1 TRIGb 40 9 10_7 41 10 IO 6 42 11 IO 5 43 12 104 44 13 10 3 45 14 102 46 15 101 47 16 10 0 48 Table 9 3 J 3 J4 Pin Circuit Net Name Device Pin Pin Circuit Net Name Device Pin 1 CTS RTS 49 2 SClaCK 50 3 SClaTX 51 4 SClaRX 52 5 P33 53 6 P32 54 7 DACI 55 8 DACO 56 9 UC_VCC 57 10 CON_VREF 58 11 CON_AVSS 59 12 AD7 60 13 AD6 61 14 AD5 62 15 AD4 63 16 AD3 64 Table 9 4 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 JAI Pin Header Name Circuit Net Device Pin Head
6. O NO Chapter 8 Programming Methods Ghaptei 9 Headersi sis sd a aaa ae artele etape Beeren ui 9 1 Microcontroller Headers mmm nene nene nene nenea KR RR RR KR aan 9 2 Application Headers sis Chapter 10 Code Development mm eee neam nenea ana anna 19 13 OVERVIEW mn on A o 10 2 Mode Suppolt 2 2 ara A ama aa a ako adit 10 3 Breakpoint Support sisi 10 4 Memory Map so e SG a a a e la Chapter 11 Component Placement nea ana nana nana nana Chapter 12 Additional Information m nenea nano conan nara anaae Rn en an on 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 ORenesas Solutions Corp 2007 All rights reserved ORenesas Technology Europe Ltd 2007 All rights reserved ORenesas Technology Corp 2007 All rights reserved Website http www renesas com Glossary ADC Analog to Digital Converter IRQ Interrupt ReQuest CPU Central Processing Unit LCD Liquid Crystal Display DAC Digital to Analog Converter LED Light Emitting Diode E8a E8a On chip debugger module LSI Large Scale Integration HEW High performance Embedded
7. 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 specified in a Renesas Electronics data sheets or data books etc Standard Computers office eq
8. To our customers Old Company Name in Catalogs and Other Documents On April 1 2010 NEC Electronics Corporation merged with Renesas Technology Corporation and Renesas Electronics Corporation took over all the business of both companies Therefore although the old company name remains in this document it is a valid Renesas Electronics document We appreciate your understanding Renesas Electronics website http www renesas com April 1 2010 Renesas Electronics Corporation Issued by Renesas Electronics Corporation http www renesas com Send any inquiries to http www renesas com inquiry ENESAS 8 10 11 12 Notice 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 grant
9. Workshop MCU Microcontroller Chapter 2 Purpose This Renesas Starter Kit is an evaluation tool for Renesas microcontrollers Features include R enesas Microcontroller 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 3803L 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 productis able to power the 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 Kitis purchased the R enesas Starter Kit board has the Release
10. ain 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 office if you have any questions regarding the information contained in this document or Renesas Electronic
11. ed 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 Renesas Electronics has used reasonable care in preparing the information included in this document but
12. er 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 CON AVSS 59 1 Analogue Reference CON VREF 58 8 ADTRG NC 9 ADCO ADO 3 10 ADC1 ADI 2 11 ADC2 AD2 1 12 ADC3 AD3 64 13 DACO DACO 56 14 DACI DACI 55 15 IOPort0 0 0 48 16 IOPortl 10 1 47 17 IOPort2 IO 2 46 18 IOPort3 10_3 45 19 IOPort4 IO 4 44 20 IOPort5 10 5 43 21 IOPort IO 6 42 22 IOPort7 10 7 41 23 IRQ3 IRQ3 4 24 12C Bus 3rd pin NC 25 PC Bus NC 26 PC Bus NC 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 19 2 External Clock Input CON XIN 22 3 Interrupt NC 4 Regulated Supply 1 GROUND 5 WDT overflow NC 6 Serial Port SClaTX 51 7 Interrupt IRQO 39 8 Serial Port SClaRX 52 9 Interrupt IRQ1 40 10 Serial Port SClaCK 50 11 Motor up down NC 12 Serial Port Handshake CTS RTS 49 13 Motor control NC 14 Motor control NC 15 Motor control NC 16 Motor control NC 17 Motor control NC 18 Motor control NC 19 Timer Output TMRO 1 20 Timer Output TMRI 6 21 Timer Input TRIGa 17 22 Timer Input TRIGb 40 23 Interrupt IRQ2 16 24 Tristate Control TRISTn 38 25 SPARE PWM 5 26 SPARE XCIN 20 Table 9 6 J A2 Standard Generic Header 17 Chapter 10 Code Development 10 1 Overview Note For all code debugging
13. et For information about the 3803 assembly language refer to the 740 Family Software Manual Online technical support and information is available at http www renesas com renesas starter kits Technical Contact 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 21 Renesas Starter Kit for 3803L User s Manual Publication Date Rev 2 00 Aug 10 2007 Published by Renesas Solutions Corp 4 1 6 Miyahara Yodogawa ku Osaka City 532 0003 Japan 02007 Renesas Solutions Corp Renesas Technology Europe Ltd and Renesas Technology Corp All Rights Reserved Renesas Starter Kit for 3803L User s Manual TLTENESAS Renesas Electronics Corporation 1753 Shimonumabe Nakahara ku Kawasaki shi Kanagawa 211 8668 Japan REJ10J1333 0200
14. om Board_VCC R34 Board VCC Connects External 5V External 5V disconnected from R30 R32 R33 CON_5V to Board_VCC Board VCC R30 Microcontroller VCC Supply to microcontroller Fit Low ohm resistor to R32 R33 R34 measure current R22 User 1 0 Power Supply Connects Board VCC supply Board VCC disconnected from to 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 R1 Main Clock Oscillator Connects X1 clock to X1 clock disconnected from R2 R3 R4 microcontroller microcontroller R2 Main Clock Oscillator Connects X1 clock to X1 clock disconnected from R1 R3 R4 microcontroller microcontroller R3 Main Clock Oscillator Connects External Disconnects sensitive RI R2 R4 Microcontroller header pins to microcontroller signals from microcontroller external pins R4 Main Clock Oscillator Connects External Disconnects sensitive R1 R2 R3 Microcontroller header pins to microcontroller signals from microcontroller external pins R14 Sub Clock Oscillator Parallel resistor for X2 clock Not fitted R5 R6 R5 Sub Clock Oscillator Connects X2 clock to X2 clock disconnected from R14 R6 R7 R8 microcontroller mic
15. or stand alone code from the example tutorial code pre programmed into the Renesas microcontroller On powering up the board the user LEDs will start to flash After 200 flashes or after pressing a switch the LEDs will flash ata 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 q E8a Header User LED 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 Allthrough hole connectors are on a common 0 1 grid for easy interfacing sn o Co Ss il 45 00mm A A A 14 00mm o N x s amp 3 Slo 3 33 3 3 3 4 4 4 4 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 I BOOT Application Board Boot mode pins Circuitry i Interface l i Microcontroller Pin RES
16. rocontroller R6 Sub Clock Oscillator Connects X2 clock to X2 clock disconnected from R14 R5 R7 R8 microcontroller microcontroller R7 Sub Clock Oscillator Connects External Disconnects sensitive R5 R6 R8 Microcontroller header pins to microcontroller signals from microcontroller external pins R8 Sub Clock Oscillator Connects External Disconnects sensitive R5 R6 R7 Microcontroller header pins to m icrocontroller microcontroller signals from external pins 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 BOLD text Option Link Settings Reference Function Fitted Alternative Removed Related To R36 RS232 Transceiver Disables RS232 Serial Enables RS232 Serial R38 R41 Transceiver Transceiver R38 Programming Serial Connects RS232 port to Disconnected R36 R41 Port Programming SCI port R41 Programming Serial Connects R S232 port to Disconnected R36 R38 Port Programming SCI port Table 6 7 Serial Configuration Links Table 6 8 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 R10 Analog Supply Connects Board GROUND to Analog Ground MUST be R31 Analog Ground
17. s case Press and hold the SW1 BOOT The CNVss pin is held in its boot state while resetis 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 CNVss pin is pulled low by a 4 7k resistor When an E8a is used the CNVss pin is controlled by the E8a 7 2 Single chip mode Because the CNVss pin is pulled low this Renesas Starter Kit will always boot in Single chip mode when the E8a is not connected and the boot switch is not depressed Refer to 3803 Group Spec L Datasheet for details of Single chip mode CNVss LSI State after Reset End Low 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 Referto 3803 Group Spec L Datasheet for details of programming the microcontroller without using these tools 14 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 directly to the microcontroller pins Chapter 9 Headers J1 Pin Circuit Net Name Device Pin Pin Circuit Net Name Device Pin 1 AD2 1 2 ADI 2 3 AD
18. s 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 ENESAS 7 D me 7 lt D D Renesas Starter Kit for 3803L User s Manual RENESAS SINGLE CHIP 8 BIT CMOS MICROCOMPUTER 740 FAMILY Renesas Electronics Rev 2 00 2007 08 www renesas com Table of Contents Chapter 1 Preface nice aa ni d a el a Da la la aa Ehapter 2 Purpose sa ce ANON Chapter 3 Power Supply iii 3 1 R quir ments 2 sel ea da ut NAN NA akada 3 2 Power Up Behaviour sise Chapter 4 Board Layouts sisi 4 1 Compon nt Layouts iza enter ar ne tite land tin d a Ps 4 2 Board Dimensions ss Chapter 5 Block Diagram us Chapter 6 User Circuitry arinireki 6 1 SWIIChES 2 eat am at ate i EA LAN ai Tk 6 2 LEDS amo sia kad E z a ka kea sano ke au DANAN ds ua d 6 3 Potentiometer zeste e ti iras Dit cola 6 4 Serial port sss IAA ee he en ede IDO 6S LCD Module scai lan erte abatar iria 6 6 Option Links 2 4 5 5 ne pa ta nes Peer atat ee es ba ee 6 7 Oscillator Sources issues 6 8 Reset Circuit ss rN E a viet Oe ae at d d a iad at Chapter 7 Modes ss ia atatia ae mitt atat rata ahh ki ato Pade BOO MO er Eure ee A 2 Single chip mode cir cea re o e o ro ro ca atat Rae P
19. uipment communications equipment test and measurement equipment audio and visual equipment home electronic appliances machine tools personal electronic equipment and industrial robots High Quality Transportation equipment automobiles trains ships etc traffic control systems anti disaster systems anti crime systems safety equipment and medical equipment not specifically designed for life support Specific Aircraft aerospace equipment submersible repeaters nuclear reactor control systems medical equipment or systems for life support e g artificial life support devices or systems surgical implantations or healthcare intervention e g excision etc and any other applications or purposes that pose a direct threat to human life You should use the Renesas Electronics products described in this document within the range specified by Renesas Electronics especially with respect to the maximum rating operating supply voltage range movement power voltage range heat radiation characteristics installation and other product characteristics Renesas Electronics shall have no liability for malfunctions or damages arising out of the use of Renesas Electronics products beyond such specified ranges Although Renesas Electronics endeavors to improve the quality and reliability of its products semiconductor products have specific characteristics such as the occurrence of failure at a certain rate and malfunctions under cert
20. using Renesas software tools the 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 Workshop 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 18 10 4 Memory Map 00000h 00040h 00840h OOFEOh OOFFOh OOFFFh 01000h O1FFFh OFFFFh 00040h User RAM Area 007FOh Emulator Firmware ee 0083Fh Not used 01000h Data Area 015FFh Internal ROM OFFFFh 1 This area is available in the flash memory version only Figure 10 1 Memory Map BRK Instruction User Interrupt Vector Serial 1 01 receive User Interrupt Vector Chapter 11 Component Placement alu zz D s e a a D o o Figure 11 1 Component Placement 20 Chapter 12 Additional Information For details on how to use High performance Embedded Workshop refer to the High performance Embedded Workshop manual available on the CD or from the web site For information about the 3803 group Spec L microcontrollers refer to the 3803 Group Spec L Datashe
21. y 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 control is subsequently used to modify the CNVss pin states as required The CNVss 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 Chapter 7 Modes The Renesas Starter Kit supports Boot mode and Single chip mode Details of programming the FLASH memory is described in the 3803 Group Spec L Datasheet 7 1 Boot mode The boot mode settings for this R enesas Starter Kit are shown in Table 7 1 Boot Mode pin settings below CNVss LSI State after Reset End High 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 connectthe E8a in thi
Download Pdf Manuals
Related Search