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DTC2280 (400548-89A)

DATA TECHNOLOGY CORPORATION

DTC2280 (400548-89A)

Card Type

Hard drive controller card

Hard drives supported

Two IDE(AT) interface drives

Floppy drives supported

Two 360KB, 720KB, 1.2MB, 1.44MB drives

Data-bus

16-bit ISA

Size

Half-length, half-height card

CONNECTIONS

Function

Label

Function

Label

34-pin control cable connector - floppy drive

J1

9-pin serial port 1 - external

J5

40-pin IDE(AT) interface connector

J2

10-pin serial port 2 - internal

J6

Drive active LED

J3

25-pin parallel port - external

J7

16-pin game port - internal

J4

   

USER CONFIGURABLE CONNECTIONS

Function

Location

Setting

Factory configured - do not alter

W1

Unidentified

Floppy drive interface enabled

W2

Open

 

Floppy drive interface disabled

W2

Closed

Parallel port is uni-directional

W3

Closed

 

Parallel port is bi-directional

W3

Open

Game port enabled

W4

Closed

 

Game port disabled

W4

Open

Parallel port address is 378h (LPT1)

W5

Open

 

Parallel port address is 278 (LPT2)

W5

Closed

Serial port 1 address is 3F8h

W6

Open

 

Serial port 1 address is 3E8h

W6

Closed

Serial port 1 enabled

W7

Open

 

Serial port 1 disabled

W7

Closed

Parallel port enabled

W8

Open

 

Parallel port disabled

W8

Closed

Serial port 1 address is 2F8h

W9

Open

 

Serial port 1 address is 2E8h

W9

Closed

Serial port 2 enabled

W10

Open

 

Serial port 2 disabled

W10

Closed

IDE(AT) interface enabled

W11

Open

 

IDE(AT) interface disabled

W11

Closed

CONNECTIONS (CONTINUED)

Function

Location

Setting

 

IDE(AT) interface address 170 - 177h

W12

Closed

 

IDE(AT) interface address 1F0 - 1F7h

W12

Open

IRQ 15 (secondary) disabled

W13

Closed

 

IRQ 15 (secondary) enabled

W13

Open

IRQ 14 (primary) enabled

W14

Open

 

IRQ 14 (primary) disabled

W14

Closed

SERIAL PORT 1 INTERRUPT SELECTION

IRQ

W15

W16

W17

 

IRQ3

Open

Closed

Open

IRQ4

Closed

Open

Open

 

IRQ5

Open

Open

Closed

SERIAL PORT 2 INTERRUPT SELECTION

IRQ

W18

W19

W20

IRQ3

Closed

Open

Open

 

IRQ4

Open

Closed

Open

 

IRQ5

Open

Open

Closed

PARALLEL PORT INTERRUPT SELECTION

IRQ

W21

W22

 

IRQ5

Open

Closed

IRQ7

Closed

Open