DATA TRANSLATION, INC.

DT21-EZ

Card Type

Digital I/O card

I/O Options

50-pin analog port

Data Bus

16-bit ISA/16-bit EISA

Card Size

Full-length, full-height card

CONNECTIONS

Function

Label

50-pin analog connector

CN1


ANALOG INPUT VOLTAGE RANGE SELECTION

Setting

W1

W40

»

Bi-polar

Open

Closed

 

Unipolar

Closed

Open


DAC0 ANALOG OUTPUT VOLTAGE RANGE SELECTION

Setting

W7

W8

W9

W10

 

0 to 5V

Closed

Closed

Open

Open

 

0 to 10 V

Open

Closed

Open

Open

 

± 2.5V

Closed

Closed

Closed

Open

 

± 5V

Open

Closed

Closed

Open

»

± 10V

Open

Open

Closed

Closed


DAC1 ANALOG OUTPUT VOLTAGE RANGE

Setting

W11

W12

W13

W14

 

0 to 5V

Closed

Closed

Open

Open

 

0 to 10 V

Open

Closed

Open

Open

 

± 2.5V

Closed

Closed

Closed

Open

 

± 5V

Open

Closed

Closed

Open

»

± 10V

Open

Open

Closed

Closed


ANALOG INPUT TYPE SELECTION

Setting

W3

W4

W5

W6

»

Single-ended

Closed

Open

Closed

Open

 

Differential

Open

Closed

Open

Closed

Note: W4, W5 and W6 share common posts on one jumper.


FIRST DMA CHANNEL SELECTION

Channel

JP1

JP2

5

Pins 1 & 2 closed

Pins 1 & 2 closed

6

Pins 2 & 3 closed

Pins 2 & 3 closed

7

Pins 2 & 5 closed

Pins 2 & 5 closed

None

All pins open

All pins open

Note: Channel 7 requires the use of a wire to close the indicated pins.


SECOND DMA CHANNEL SELECTION

Channel

JP1

JP2

5

Pins 1 & 4 closed

Pins 1 & 4 closed

6

Pins 3 & 4 closed

Pins 3 & 4 closed

7

Pins 4 & 5 closed

Pins 4 & 5 closed

None

All pins open

All pins open

Note: Channel 5 requires the use of a wire to close the indicated pins.


BASE I/O ADDRESS SELECTION

Setting

W15

W16

W17

W18

200h

Closed

Closed

Closed

Closed

220h

Closed

Closed

Closed

Open

240h

Closed

Closed

Open

Closed

260h

Closed

Closed

Open

Open

280h

Closed

Open

Closed

Closed

2A0h

Closed

Open

Closed

Open

2C0h

Closed

Open

Open

Closed

2E0h

Closed

Open

Open

Open

300h

Open

Closed

Closed

Closed

320h

Open

Closed

Closed

Open

340h

Open

Closed

Open

Closed

380h

Open

Open

Closed

Closed

3A0h

Open

Open

Closed

Open

3E0h

Open

Open

Open

Open


INTERRUPT SELECTION

IRQ

W27

W28

W29

W30

W31

 

IRQ3

Open

Open

Closed

Open

Open

 

IRQ5

Open

Open

Open

Closed

Open

 

IRQ7

Open

Open

Open

Open

Closed

 

IRQ10

Closed

Open

Open

Open

Open

»

IRQ15

Open

Closed

Open

Open

Open

 

None

Open

Open

Open

Open

Open


INPUT SIGNAL ENCODING SELECTION

Setting

W32

W33

W34

W35

W36

W37

W38

W39

Straight Binary

Closed

Open

Open

Closed

Closed

Closed

Closed

Open

Offset Binary

Closed

Open

Open

Closed

Closed

Closed

Closed

Closed

Twos Complement

Open

Closed

Closed

Open

Closed

Closed

Closed

Open

Note: W32 and W33 share a common post on one jumper.

Note: W34 and W35 share a common post on one jumper.