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DTC2280+ (400542-89A)

DATA TECHNOLOGY CORPORATION

DTC2280+ (400542-89A)

Data bus:

16-bit ISA

Size:

Half-length, half-height card

Hard drive supported:

Two IDE(AT) interface drives

Floppy drives supported:

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

CONNECTIONS

Function

Location

40-pin IDE(AT) interface connector

J1

34-pin cable connector - floppy drive

J2

9-pin serial port 1 - external

J3

10-pin serial port 2 - internal

J4

25-pin parallel port - external

J5

16-pin game port - internal

J6

2-pin connector - drive active LED

JP8

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Floppy drives A & B normal

JP6/1

pins 1 & 2 closed

 

Floppy drives A & B reversed

JP6/1

pins 2 & 3 closed

Floppy drive interface address is 3F0h

JP6/2

pins 2 & 3 closed

 

Floppy drive interface address is 370h

JP6/2

pins 1 & 2 closed

IDE(AT) interface enabled

JP6/3

pins 1 & 2 closed

 

IDE(AT) interface disabled

JP6/3

pins 2 & 3 closed

USER CONFIGURABLE SETTINGS(CONTINUED)

Function

Location

Setting

IDE(AT) interface address is 1F0h

JP6/4

pins 2 & 3 closed

 

IDE(AT) interface address is 170h

JP6/4

pins 1 & 2 closed

Floppy drive interface enabled

JP6/5

pins 1 & 2 closed

 

Floppy drive interface disabled

JP6/5

pins 2 & 3 closed

Game port enabled

JP16

closed

 

Game port disabled

JP16

open

Factory configured - do not alter

JP17

N/A

Factory configured - do not alter

JP18

N/A

Hard drive interrupt IRQ14 select

JP19

pins 1 & 2 closed

 

Hard drive interrupt IRQ15 select

JP19

pins 2 & 3 closed

Factory configured - do not alter

JP20

N/A

Factory configured - do not alter

JP24

N/A

Factory configured - do not alter

JP25

N/A

SERIAL PORT 1 CONFIGURATION

Port 1

JP9/1

JP9/2

COM1

pins 1 & 2 closed

pins 2 & 3 closed

 

COM3

pins 2 & 3 closed

pins 1 & 2 closed

 

Disabled

pins 2 & 3 closed

pins 2 & 3 closed

SERIAL PORT 2 CONFIGURATION

Port 2

JP9/3

JP9/4

COM2

pins 1 & 2 closed

pins 2 & 3 closed

 

COM4

pins 2 & 3 closed

pins 1 & 2 closed

 

Disabled

pins 2 & 3 closed

pins 2 & 3 closed

PARALLEL PORT CONFIGURATION

LPT

JP9/5

JP9/6

1 (378h)

pins 2 & 3 closed

pins 1 & 2 closed

 

2 (278h)

pins 1 & 2 closed

pins 2 & 3 closed

 

3 ( BCh)

pins 1 & 2 closed

pins 1 & 2 closed

SERIAL PORT 1 INTERRUPT SELECTION

IRQ

JP12/1

JP12/2

JP12/3

IRQ4

closed

open

open

 

IRQ3

open

closed

open

 

IRQ5

open

open

closed

SERIAL PORT 2 INTERRUPT SELECTION

IRQ

JP12/4

JP12/5

JP12/6

IRQ3

closed

open

open

 

IRQ4

open

closed

open

 

IRQ5

open

open

closed

PARALLEL PORT INTERRUPT SELECTION

IRQ

JP12/7

JP12/8

7

closed

open

5

open

closed