Chapter 1 Overview ............................................................................................................................. 1-1
1.1 Overview................................................................................................................................................................... 1-2
1.2 U System Configuration ............................................................................................................................................... 1-2
1.3 U External Specifications ............................................................................................................................................. 1-3
1.4 U Appearance .............................................................................................................................................................. 1-4
1.5 U M3A-HS37 Block Diagram ........................................................................................................................................ 1-5
1.6 U M3A-HS37 Major Components ................................................................................................................................. 1-6
1.7 U M3A-HS37 Memory Map .......................................................................................................................................... 1-8
1.8 U Absolute Maximum Ratings .................................................................................................................................... 1-10
2.1 Features ..................................................................................................................................................................... 2-2
2.2 CPU............................................................................................................................................................................ 2-3
2.3 Memory ...................................................................................................................................................................... 2-4
2.3.1 SH7137 Internal Memory .................................................................................................................................. 2-4
2.3.2 SRAM................................................................................................................................................................ 2-4
2.3.3 EEPROM........................................................................................................................................................... 2-5
2.4 Serial Port Interface.................................................................................................................................................... 2-6
2.5 I/O Ports ..................................................................................................................................................................... 2-7
2.6 Power Supply Module............................................................................................................................................... 2-10
2.7 RCAN Interface ........................................................................................................................................................ 2-11
2.8 Clock Modules.......................................................................................................................................................... 2-12
2.9 Reset Module ........................................................................................................................................................... 2-13
2.10 Interrupt Switches................................................................................................................................................... 2-13
2.11 E10A-USB Interface ............................................................................................................................................... 2-14
3.1 M3A-HS37 Connectors............................................................................................................................................... 3-2
3.1.1 H-UDI Connector (J2) ....................................................................................................................................... 3-3
3.1.2 Serial Port Connector (J3)................................................................................................................................. 3-4
3.1.5 DC Power Jack (J7) .......................................................................................................................................... 3-7
3.1.7 RCAN Connector (J13) ................................................................................................................................... 3-14
3.1.8 GND Connector (J15) ..................................................................................................................................... 3-15
3.2 Switches and LEDs .................................................................................................................................................. 3-16
3.2.4 Switches and LEDs ......................................................................................................................................... 3-20
Rev.1.00 Oct 09, 2008
REJ11J0021-0100
Table of Contents
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