DATA TECHNOLOGY CORPORATION

DTC3270VL (900032-89XX)

Data Bus

32-bit VESA local bus

Card Size

Full height, full length

Hard Drives Supported

Up to 7 SCSI-2 devices

Floppy Drives Supported

Unidentified

CONNECTIONS

Function

Label

Function

Label

50-pin SCSI connector - external

J1

34-pin cable connector - floppy drive

J3

50-pin SCSI connector - internal

J2

2-pin drive active LED

LED

USER CONFIGURABLE SETTINGS

Setting

Label

Position

»

SCSI parity enabled

W3

Closed

 

SCSI parity disabled

W3

Open

»

Mainboard generates edge triggered interrupt

W4

Closed

 

Mainboard generates level triggered interrupt

W4

Open

»

Factory configured - do not alter

W10

Unidentified

»

Factory configured - do not alter

RP1

Unidentified

»

Factory configured - do not alter

RP2

Unidentified

»

Factory configured - do not alter

RP3

Unidentified

»

Factory configured - do not alter

RP4

Unidentified

»

Factory configured - do not alter

RP5

Unidentified

VESA BUS CLOCK SELECTION

Setting

W1

W2

 

20MHz

Closed

Open

 

25MHz

Closed

Open

»

33MHz

Open

Closed

 

40MHz

Open

Open

 

50MHz

Open

Open

INTERRUPT SELECTION

Setting

W11

W12

W13

W14

W15

W16

 

IRQ10

Closed

Closed

Open

Open

Open

Closed

»

IRQ11

Closed

Open

Open

Open

Closed

Open

 

IRQ12

Open

Closed

Open

Closed

Open

Open

 

IRQ15

Open

Open

Closed

Open

Open

Open

 

Disabled

Open

Open

Open

Open

Open

Open

BIOS ADDRESS SELECTION

Setting

W8

W9

 

C800h

Closed

Open

 

CC00h

Closed

Closed

»

D800h

Open

Open

 

DC00h

Open

Closed

SCSI ADDRESS SELECTION

Setting

W5

W6

W7

 

0

Closed

Closed

Closed

 

1

Closed

Closed

Open

 

2

Closed

Open

Closed

 

3

Closed

Open

Open

 

4

Open

Closed

Closed

 

5

Open

Closed

Open

 

6

Open

Open

Closed

»

7

Open

Open

Open

SCSI TERMINATION

The method for selecting SCSI termination is unidentified.