ACCULOGIC, INC.

SIDE-4

Data bus:

16-bit, ISA

Size:

Half-length, full-height card

Hard drives supported:

Two IDE(AT) drives

Floppy drives supported:

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

CONNECTIONS

Function

Location

34-pin control cable connector-floppy drive

J1

4-pin connector-Drive Active LED

J2

9-pin serial port 1-external

J3

25-pin parallel port-external

J4

40-pin AT Interface (IDE) connector

J5

9-pin serial port 2-internal

J8

IRQ14 STATUS

Function

W3/Pins 1 & 2

W3/Pins 3 & 4

»

IRQ14 normal

open

closed

 

IRQ14 delayed until ACTIVE- signal is removed

closed

open

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Floppy drive enabled

W4A

closed

 

Floppy drive disabled

W4A

open

»

Floppy drive port address is 3F0-3F7h

W4B

open

 

Floppy drive port address is 370-377h

W4B

closed

»

Single speed floppy drives supported

W5

open

 

Dual speed floppy drives supported

W5

closed

»

Hard drive enabled

W9

closed

 

Hard drive disabled

W9

open

PARALLEL PORT (CN4) CONFIGURATION

CN4

W8/jumper 1

W8/jumper 2

LPT1 enabled

closed

open

LPT2 enabled

closed

closed

Disabled

open

open

SERIAL PORT 1 (CN3) CONFIGURATION

Function

W8/Jumper 3

W8/Jumper 4

»

Serial port 1 set to COM1 (3F8h)

closed

open

 

Serial port 1 set to COM3 (3E8h)

open

closed

SERIAL PORT 2 (CN8) CONFIGURATION

Function

W8/Jumper 5

W8/Jumper 6

»

Serial port 2 set to COM2 (2F8h)

closed

open

 

Serial port 2 set to COM4 (2E8h)

open

closed

I/O PORT INTERRUPT REQUEST

Function

Location

Setting

»

Parallel port (CN4) uses IRQ7

W7

pins 3 & 4 closed

 

Parallel port (CN4) uses IRQ5

W7

pins 1 & 2 closed

»

Serial port 2 (CN8) uses IRQ3

W7

pins 5 & 6 closed

 

Serial port 2 (CN8) uses IRQ4

W7

pins 5 & 7 closed

»

Serial port 1 (CN3) uses IRQ4

W7

pins 7 & 8 closed

 

Serial port 1 (CN3) uses IRQ3

W7

pins 6 & 8 closed

MISCELLANEOUS TECHNICAL NOTES

This controller has no on-board software.