HwMuseum | Index

SILICON VALLEY COMPUTER, INC.

ADP20F

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

34-pin control cable connector-floppy drive

P1

40-pin AT Interface (IDE) connector

P2

4-pin connector-Drive active LED

P6

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Floppy drive enabled

E1, E6, E7

closed

 

Floppy drive disabled

E1, E6, E7

open

»

Floppy drive change signal enabled

E2

closed

 

Floppy drive change signal disabled

E2

open

»

Floppy drive precompensation is 125ns

E3

open

 

Floppy drive precompensation is 187ns

E3

closed

»

Single speed floppy drives supported

E4

open

 

Dual speed floppy drives supported

E4

closed

»

Older Conner hard drives not supported

E5

open

 

Older Conner hard drives supported

E5

closed