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Functional Overview
2.1 Functional Overview
Rev.1.0 July 21, 2006 2-2
REJ10J0952-0100
2
2.1 Functional Overview
The M3A-HS25 is the SH7125 CPU board that has functions listed in
Table2.1.1.
Table2.1.1 lists functional modules of M3A-HS25.
Table2.1.1 Functional Modules of M3A-HS25
Section Function Content
2.2 CPU
SH7125
• Input(XIN) clock : 12.5MHz
• CPU clock : 50MHz, max
• On-chip Memory
- Flash memory : 128KB
- RAM : 8KB
2.3 Serial Port Interface Connects SCI0 or SCI1 of the SH7125 to the UART connector
2.4 Input/Output Ports Connects to the I/O ports of the SH7125
2.5 Clock Module Controls the system clock
2.6 Reset Module Controls device reset accommodated by the M3A-HS25
2.7 Interrupt Switches Controls interrupt (NMI,IRQ0)
2.8 E10A-USB Interface SH7125 H-UDI interface
- Operational specifications Connectors, switches and LEDs
• SH7125 extension connector
• Switches and LEDs
• H-UDI connector
Detailed in Chapter 3.