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AT HOST ADAPTER

CMS ENHANCEMENTS, INC.

AT HOST ADAPTER

Data bus: 16-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Two IDE (AT) Interface drives

Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB

CONNECTIONS

Function

Location

40-pin AT Interface (IDE) connector

CN1

5-pin connector-DC power

CN2

34-pin data cable connector-floppy drive

CN3

2-pin connector-drive active LED

CN4

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Floppy drive address is 3F0-3F7h

JP1

pins 1 & 2 closed

 

Floppy drive address is 370-377h

JP1

pins 2 & 3 closed

Hard drive address is 1F0-1F7h

JP2

pins 1 & 2 closed

 

Hard drive address is 170-177h

JP2

pins 2 & 3 closed

Floppy drive disabled

JP3

pins 1 & 2 closed

 

Floppy drive enabled

JP3

pins 2 & 3 closed

Hard drive enabled

JP4

pins 2 & 3 closed

 

Hard drive disabled

JP4

pins 1 & 2 closed