WESTERN DIGITAL CORPORATION

WD1002-WAH

Data bus:

16-bit, PC/AT

Size:

Full-length, full-height card

Hard drives supported:

Two MFM ST506/412 drives

Floppy drives supported:

None

CONNECTIONS

Function

Location

34-pin control cable connector-hard drive

J1

20-pin data cable connector-drive 0

J2

20-pin data cable connector-drive 1

J3

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Hard drive port address is 1F0-1F7h;

Floppy drive port address is 3F6-3F7h

W1

pins 1 & 2 closed

 

Hard drive port address is 170-177h;

Floppy drive port address is 376-377h

W1

pins 2 & 3 closed

»

Auto deselect disabled

W2

pins 2 & 3 closed

 

Auto deselect enabled

W2

pins 1 & 2 closed