Renesas M3A-HS86 用户手册

Functional Overview 

2.1  Functional Overview 

Rev.1.0 Feb 06. 2007 

2-2

REJ10J0916-0100 

 

 

 

2 

2.1 Functional Overview 

 

The M3A-HS86 is the SH7086 CPU board that has the functions listed in Table2.1.1. 

Table2.1.1 lists the functional modules of M3A-HS86. 

 

Table2.1.1    Functional Modules of M3A-HS86 

Sections Functions 

Contents 

2.2 CPU 

SH7086 

• 

Input(XIN) clock : 10MHz 

• 

Bus clock : 40MHz,max 

• 

CPU clock : 80MHz,max 

• 

On-chip memory 

  - Flash memory: 512KB 

  - RAM : 32KB 

2.3 Memory 

*M3A-HS86(3.3V version) only 

• 

SDRAM : 16 Mbytes(16-bit bus width) 1pc. 

• 

External flash memory enabled to mount 

2.4 

Serial Port Interface 

Connects SCI1 of the SH7086 to the Serial Port connector 

2.5 

I/O Ports 

Connects to the input/output ports of the SH7086 

2.6 

Power Supply Circuit 

Controls the system power supply of the M3A-HS86 

2.7 

Clock Module 

Controls the system clock 

2.8 

Reset Module 

Controls device reset mounted on the M3A-HS86 

2.9 

Interrupt Switches 

Connect to the NMI and IRQ1 pins 

2.10 

E10A-USB Interface 

SH7086 H-UDI/AUD interface 

- Operational 

specifications  Connectors, switches and LEDs 

• 

SH7086 extension connector 

• 

Switches and LEDs 

• 

H-UDI connector 

Detailed in Chapter 3.