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Functional Specifications
2.1 Features
Rev.1.00
Oct 09, 2008 2-2
REJ11J0021-0100
2
2.1 Features
The M3A-HS37 CPU board has function modules listed in
Table 2.1.1.
Table 2.1.1 lists the M3A-HS37 functional modules.
Table 2.1.1 M3A-HS37 Functional Modules
Section Features Description
2.2
CPU
SH7137
• Input (XIN) clock: 10.0 MHz
• CPU clock: 80 MHz (max.)
• Bus clock: 40 MHz (max.)
• Internal memory
• Flash memory: 256 KB
• RAM: 16 KB
2.3
Memory
• SRAM: 32 KB
M5M5256DFP-70GI: 1 (8-bit bus width, optional)
• EEPROM: 16 KB (optional)
HN58X24128FPIE: 1 (I
2
C bus connection)
2.4 Serial Port Interface Connects the SH7137 SCI1 or SCI0 pins to the serial port connector
2.5 I/O Ports Connects to the SH7137 I/O ports
2.6 Power Supply Module Controls the M3A-HS37 system power supply
2.7 RCAN Interface Connects the SH7137 CAN pin to RCAN connector via an RCAN driver
2.8 Clock Modules Controls the system clock
2.9 Reset Module Resets the device on the M3A-HS37
2.10 Interrupt Switches Connect to the NMI pin, IRQ2 pin and test port
2.11 E10A-USB Interface SH7137 H-UDI interface (14-pin)
- Operational Specifications Connectors, switches and LEDs
• SH7137 expansion connectors
• Switches and LEDs
• H-UDI connector
Refer to Chapter 3 for details.