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Regarding the change of names mentioned in the document, such as Mitsubishi
Electric and Mitsubishi XX, to Renesas Technology Corp.
The semiconductor operations of Hitachi and Mitsubishi Electric were transferred to Renesas
Technology Corporation on April 1st 2003. These operations include microcomputer, logic, analog
and discrete devices, and memory chips other than DRAMs (flash memory, SRAMs etc.)
Accordingly, although Mitsubishi Electric, Mitsubishi Electric Corporation, Mitsubishi
Semiconductors, and other Mitsubishi brand names are mentioned in the document, these names
have in fact all been changed to Renesas Technology Corp. Thank you for your understanding.
Except for our corporate trademark, logo and corporate statement, no changes whatsoever have been
made to the contents of the document, and these changes do not constitute any alteration to the
contents of the document itself.
Note : Mitsubishi Electric will continue the business operations of high frequency & optical devices
and power devices.
Renesas Technology Corp.
Customer Support Dept.
April 1, 2003
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Summary of Contents for Renesas M3A-7512SA
- Page 1 Semiconductors, and other Mitsubishi brand names are mentioned in the document, these names have in fact all been changed to Renesas Technology Corp. Thank you for your understanding. Except for our corporate trademark, logo and corporate statement, no changes whatsoever have been made to the contents of the document, and these changes do not constitute any alteration to the contents of the document itself.
- Page 2 MSD-7512-U 7536/7534 Group HID Class Keyboard Evaluation Board M3A-7512SA Instruction Manual Ver.1.00 ‘01-4-24 MITSUBISHI ELECTRIC CORP. MITSUBISHI ELECTRIC SEMICONDUCTOR APPLICATION ENGINEERING CORP.
- Page 3 Keep safety first in your circuit designs! * Mitsubishi Electric Corporation puts the maximum effort into making semiconductor products better and more reliable, but there is always the possibility that trouble may occur with them. Trouble with semiconductors may lead to personal injury, fire or property damage.
- Page 4 Revision History M3A-7512SA Instruction Manual Ver.No. Data Changes 2001.4.24 The First Revision...
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Page 5: Table Of Contents
// Contents // // Overview _________________________________________________________________1 // Board Explanation _________________________________________________________1 // Power Supply _____________________________________________________________2 // Reset Circuit ______________________________________________________________2 // Bypass Condenser _________________________________________________________3 // Chip Package______________________________________________________________4 // About Keyboard ___________________________________________________________5 // Jumper Switch __________________________________________________________6 // Keyboard Signal Test Pins ________________________________________________8 // Keyboard Connector ______________________________________________________9 // System Diagram ________________________________________________________10 // Non-Connected Pins_______________________________________________________10 // Appendix ________________________________________________________________11... -
Page 6: Overview
Board M3A-7512SA // Overview * USB function of MITSUBISHI Low Speed USB Microcomputer 7536 Group/7534 Group can be evaluated on the Board. (for 42 pin SDIP package) * A keyboard can be attached to 40 pin connector for enumerating HID Low Speed Keyboard. -
Page 7: Power Supply
Board M3A-7512SA // Power Supply * Supply power to the USB Port with a USB cable which is attached to a PC. * Insert 1.5kΩ resistance between USB D- pull-up power Pin (USBV ) and D- line. REFOUT * Insert 0.1uF ceramic/polar condenser between 7536 Group USB D- Pull-up power Pin (USBV ) and Vss . -
Page 8: Bypass Condenser
Board M3A-7512SA // Oscillation Circuit * Build Oscillation Circuit on the foot pattern. Oscillation Circuit for 42 Pin SDIP // Bypass Condenser * Insert a bypass condenser between Vcc and Vss on the foot pattern. * 0.1uF ceramic for 7536 Group. 1.0uF ceramic/polar for 7534 Group. -
Page 9: Chip Package
Board M3A-7512SA // Chip Package * Use a 1.778mm pitch 42 pin SDIP (42P4B) IC socket. For evaluating with a debugger, use M37536RSS. Or M37534RSS. 42 pin SDIP foot pattern - 4 -... -
Page 10: About Keyboard
Board M3A-7512SA // About Keyboard * Switch jumpers according to scan/return line assignment to ports. Keyboard Signal Test pins Jumper Switches Keyboard Scroll LED Caps LED Num LED Connector - 5 -... -
Page 11: Jumper Switch
Board M3A-7512SA // Jumper Switch *S1: Scan-line/Return-line Select switch -23 Return line -12 Scan line -23 Return-line -12 Scan-line *S4: Scan-line/LED Select switch -23 LED -12 Scan line -23 LED -12 Scan-line *S5: Scan-line/PS/2 signal-line select switch -23 Scan-line -12 PS/2 signal-line... - Page 12 Board M3A-7512SA *S7: PS/2 signal-line/LED select switch -23 LED-line -12 PS/2 signal-line -23 LED -12 PS/2 signal-line *S8: Scan-line/Return-line select switch -23 Scan-line -12 Return-line -23 Scan-line -12 Return-line - 7 -...
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Page 13: Keyboard Signal Test Pins
Board M3A-7512SA // Keyboard Signal Test Pins Return6: Return-line 6 Scan5: Scan-line 5 Return5: Return-line 5 Scan6: Scan-line 6 Return4: Return-line 4 Scan7: Scan-line 7 Return3: Return-line 3 Scan8: Scan-line 8 Return2: Return-line 2 Scan9: Scan-line 9 Return1: Return-line 1... -
Page 14: Keyboard Connector
Board M3A-7512SA // Keyboard Connector Return-line 0 (P00) Return-line 1 (P01) Return-line 2 (P02) Return-line 3 (P03) Return-line 4 (P04) Return-line 5 (P05) Return-line 6 (P06) Return-line 7 (P07) Return-line 8 (P37) Return-line 9 (P14) Scan-line 0 (P12) Scan-line 1 (P13) -
Page 15: System Diagram
Board M3A-7512SA // System Diagram 7536 Group/7534 Group USBV REFOUT 1.5kΩ USB Data Input/Output Key Matrix LED Output // Non-Connected Pins * Non-Connected Pin ports for attached keyboard scan-lines/return-lines should be set by software. - 10 -... -
Page 16: Appendix
Board M3A-7512SA // Appendix // Diagram * 7536 Group 42 Pin SDIP package Diagram is shown below. - 11 -... -
Page 17: Part Table
Board M3A-7512SA // Part Table * 7536 Group 42 Pin SDIP Package Part Table is shown below. * Check part numbers in the diagram and on the silk. *Alternate parts can be assembled. Part No. Quantity Part Characteristics 40 pin connector... - Page 18 Mitsubishi 8-bit USB Microcomputer 7534/7536 Group HID Class Keyboard Evaluation Board M3A-7512SA Instruction Manual Ver 1.00 ’01-04-24 Copyright 2002 Mitsubishi Electric Corporation © Copyright 2002 Mitsubishi Electric Semiconductor Application Engineering Corporation © All rights reserved; no part of this publication may be reproduced or transmitted by any means, electronic,...
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