DECISION COMPUTER INTERNATIONAL CO., LTD.

PCCOM 8-BIT ISA 8-PORT RJ-11 RS-232/422

Card Type

Serial

Chipset

GoldStar

I/O Options

Serial ports (8)

Data Bus

8-bit ISA

CONNECTIONS

Function

Label

Function

Label

Serial port 1

J1

Serial port 6

J6

Serial port 2

J2

Serial port 7

J7

Serial port 3

J3

Serial port 8

J8

Serial port 4

J4

Daisy chain connector (see pinout below)

J9

Serial port 5

J5

   

J9 PINOUT

Function

Pin

Function

Pin

Daisy chain out

1

Daisy chain in

3

Daisy chain out

2

Daisy chain in

4

USER CONFIGURABLE SETTINGS

Setting

Label

Position

»

Interrupt master

JP1

Closed

 

Interrupt slave

JP1

Open

»

Factory configured - do not alter

SW3/7

On

»

Interrupt vector enabled

SW3/8

Off

 

Interrupt vector disabled

SW3/8

On

Note:Only one board per system should be set to interrupt master.

BASE I/O ADDRESS

Setting

SW1/1

SW1/2

SW1/3

SW1/4

000h

On

On

On

On

040h

On

On

On

Off

080h

On

On

Off

On

0C0h

On

On

Off

Off

100h

On

Off

On

On

140h

On

Off

On

Off

180h

On

Off

Off

On

1C0h

On

Off

Off

Off

200h

Off

On

On

On

240h

Off

On

On

Off

280h

Off

On

Off

On

2C0h

Off

On

Off

Off

300h

Off

Off

On

On

340h

Off

Off

On

Off

380h

Off

Off

Off

On

3C0h

Off

Off

Off

Off

INTERRUPT

Setting

SW2/1

SW2/2

SW2/3

SW2/4

SW2/5

SW2/6

IRQ2

On

Off

Off

Off

Off

Off

IRQ3

Off

On

Off

Off

Off

Off

IRQ4

Off

Off

On

Off

Off

Off