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AT BUS I/O CARD 0001 Hard Disk/Floppy Controller Settings and Configuration






UNIDENTIFIED

AT BUS I/O CARD 0001

Data bus:

16-bit, ISA

Size:

Half-length, full-height card

Hard drive supported:

Two IDE (AT) Interface drives

Floppy drives supported:

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

CONNECTIONS

Function

Location

40-pin IDE(AT) Interface connector

J1

10-pin serial port (COM2/4) - internal

J2

10-pin serial port (COM1/3) - external

J3

25-pin parallel port (LPT1/2) - external

J4

34-pin control cable connector - floppy drive

J5

2-pin connector - Drive active LED

LED

USER CONFIGURABLE SETTINGS

Function

Location

Setting

 

250KB/sec floppy drives supported

J6

open

 

300KB/sec floppy drives supported

J6

closed

Hard drive Interrupt is IRQ14

J9

pins 1 & 2 closed

 

Hard drive Interrupt is disabled

J9

pins 2 & 3 closed

I/O Channel Ready signal disabled

JP1

open

 

I/O Channel Ready signal enabled

JP1

closed

Floppy drive enabled

JP3

closed

 

Floppy drive disabled

JP3

open

SERIAL PORT 1 (J3) CONFIGURATION - JP2

J3

Jumper 1

Jumper 2

Jumper 3

IRQ4

closed

open

open

IRQ5

open

closed

open

IRQ9

open

open

closed

SERIAL PORT 2 (J2) CONFIGURATION - JP2

J2

Jumper 4

Jumper 5

Jumper 6

IRQ3

closed

open

open

IRQ9

open

closed

open

IRQ5

open

open

closed

PARALLEL PORT (J4) CONFIGURATION - JP2

J4

Jumper 7

Jumper 8

IRQ5

closed

open

IRQ7

open

closed

SERIAL PORT 1 (J3) CONFIGURATION - JP6

J3

Jumper 1

Jumper 3

3F8h

closed

open

3E8f

open

closed

SERIAL PORT 2 (J2) CONFIGURATION - JP6

J2

Jumper 2

Jumper 4

2F8h

closed

open

2E8h

open

closed

PARALLEL PORT (J4) CONFIGURATION - JP6

J4

Jumper 5

Jumper 6

378h

closed

open

278h

open

closed








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previous page: AT BUS/FLOPPY DISK CONTROLLER Hard Disk/Floppy Controller Settings and Configuration
  
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