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MINI/MICRO-4 FDC, PII-158B

DTK COMPUTER, INC.

MINI/MICRO-4 FDC, PII-158B

Card Type

Floppy drive controller

Chipset/Controller

Unknown

I/O Options

Floppy drive interface (2)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

Floppy drive interface

P1

Floppy drive interface

P2

FLOPPY DRIVE SPEED SETTING

Speed Setting

JP1

Single

Pins 1 & 2 closed

 

Dual

Pins 2 & 3 closed

FLOPPY DRIVE DATA RATE

Data Rate (KB/s)

Precompensation (ns)

JP2

500

125

Pins 2 & 3 closed

250

125

Pins 2 & 3 closed

300

125

Pins 2 & 3 closed

250

125

Pins 2 & 3 closed

250

125

Pins 2 & 3 closed

1000

83

Pins 2 & 3 closed

1000

83

Pins 2 & 3 closed

500

125

Pins 1 & 2 closed

125

250

Pins 1 & 2 closed

125

208

Pins 1 & 2 closed

125

250

Pins 1 & 2 closed

125

250

Pins 1 & 2 closed

1000

83

Pins 1 & 2 closed

1000

83

Pins 1 & 2 closed

SYSTEM TYPE CONFIGURATION

Type

JP3

XT/compatible

Closed

 

AT/compatible

Open

FLOPPY DRIVE ADDRESS SETTINGS

Address

JP4/A

JP4/B

JP4/C

JP4/D

CAOOOh-CBFFFh

Closed

Open

Closed

Open

CCCOOh-CDFFFh

Open

Closed

Open

Closed

CEOOOh-CFFFFh

Closed

Open

Open

Closed

DRIVE TYPE SELECTION

 

Drive A

Drive B

Drive C

Drive D

       

Type

JP5/A

JP5/B

JP5/C

JP5/D

JP5/E

JP5/F

JP5/G

JP5/H

360KB

Closed

Closed

Closed

Closed

Closed

Closed

Closed

Closed

720KB

Open

Closed

Open

Closed

Open

Closed

Open

Closed

1.2MB

Closed

Open

Closed

Open

Closed

Open

Closed

Open

1.44MB

Open

Open

Open

Open

Open

Open

Open

Open