RELIALOGIC CORPORATION PRIVATE, LTD.

CA8972

Data bus:

32-bit, VL-Bus

Size:

Three quarter-length, half-height card

Hard drive supported:

Two IDE (AT) interface drives

Floppy drives supported:

360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS

Function

Location

40-pin primary IDE(AT) interface

CN1

40-pin secondary IDE(AT) interface

CN2

34-pin control cable connector - floppy drive

CN3

16-pin game port

CN4

10-pin serial port 1 - internal & 9-pin serial port 1 - external

CN5

10-pin serial port 2 - internal

CN6

25-pin parallel port

CN7

2-pin drive active LED for primary IDE

JP1

2-pin drive active LED for secondary IDE

JP2

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Primary IDE interface enabled

JP5

pins 1 & 2 closed

 

Primary IDE interface disabled

JP5

pins 2 & 3 closed

»

Secondary IDE interface enabled

JP6

pins 1 & 2 closed

 

Secondary IDE interface disabled

JP6

pins 2 & 3 closed

»

Floppy drive interface enabled

JP8

pins 1 & 2 closed

 

Floppy drive interface disabled

JP8

pins 2 & 3 closed

»

Game port enabled

JP14

pins 1 & 2 closed

 

Game port disabled

JP14

pins 2 & 3 closed

PARALLEL PORT CONFIGURATION

LPT

JP7

JP13

»

LPT2

pins 1 & 2 closed

pins 1 & 2 closed

 

LPT3

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 2 & 3 closed

n/a

SERIAL PORT 1 CONFIGURATION

COM

JP9

JP10

»

COM1

pins 1 & 2 closed

pins 1 & 2 closed

 

COM3

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 2 & 3 closed

n/a

SERIAL PORT 2 CONFIGURATION

COM

JP11

JP12

»

COM2

pins 1 & 2 closed

pins 1 & 2 closed

 

COM4

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 2 & 3 closed

n/a

HDD SPEED CONFIGURATION

CPU Clock Speed

JP3

JP4

> 50MHz

pins 1 & 2 closed

pins 1 & 2 closed

40/50 MHz

pins 2 & 3 closed

pins 2 & 3 closed

25/33 MHz

pins 2 & 3 closed

pins 1 & 2 closed

<20MHz

pins 1 & 2 closed

pins 2 & 3 closed

Note: The HDD speed is configured according to the CPU clock.