Functional Overview - Renesas M3A-HS25 User Manual

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