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DUAL HARD/DUAL FLOPPY CONTROLLER

CSS LABORATORIES, INC.

DUAL HARD/DUAL FLOPPY CONTROLLER

Data Bus

16-bit ISA

Card Size

Full height, full length

Hard Drives Supported

Two ST506/412(MFM) devices

Floppy Drives Supported

Two 360KB or 1.2MB drives

CONNECTIONS

Function

Label

Function

Label

34-pin cable connector - floppy drive

J1

34-pin control cable connector - hard drive

J5

20-pin data cable connector - drive 2

J3

4-pin drive active LED

J6

20-pin data cable connector - drive 1

J4

   

USER CONFIGURABLE SETTINGS

Setting

Label

Position

Floppy drive speed 360RPM

E7

Pins 1 & 2 closed

 

Floppy drive speed 300RPM

E7

Pins 2 & 3 closed

High density or low density floppy drives connected

E12

Pins 1 & 2 closed

 

Low density drives only connected

E12

Pins 2 & 3 closed

BASE I/O ADDRESSES

Setting

E1

Primary

Pins 2 & 3, 5 & 6 closed

 

Secondary

Pins 1 & 2, 4 & 5 closed