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PII-151B

DTK COMPUTER, INC.

PII-151B

Card Type

Floppy drive controller

Chipset/Controller

Unidentified

I/O Options

Floppy drive interface

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Floppy drive interface

CN1

FLOPPY DRIVE SPEED SELECT

Speed

JP1

Single

Pins 1 & 2 closed

Dual

Pins 2 & 3 closed

DRIVE TYPE SELECTION

 

DRIVE A

DRIVE B

Type

JP3/A

JP3/B

JP3/C

JP3/D

360KB

Closed

Closed

Closed

Closed

720KB

Open

Closed

Open

Closed

1.2MB

Closed

Open

Closed

Open

1.44MB

Open

Open

Open

Open

ROM ADDRESS SELECTION

Address

JP4/A

JP4/B

JP4/C

JP4/D

CA000h-CBFFFh

Closed

Open

Closed

Open

CC000h-CDFFFh

Open

Closed

Open

Closed

CEOOOh-CFFFFh

Closed

Open

Open

Closed

ON-CARD BIOS CONFIGURATION

BIOS

JP5

Enabled

Closed

Disabled

Open

DATA RATE PRECOMPENSATION MODE

Data Rate (KB/sec)

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