DECISION COMPUTER INTERNATIONAL CO., LTD.

TTL/IO CARD

Card Type

Data acquisition

Chip Set

Signal Processing Technologies

I/O Options

Digital I/O ports (2)

Data Bus

8-bit ISA

CONNECTIONS

Function

Label

Function

Label

Digital I/O port 1 (see pinout below)

J1

Digital I/O port 2 (see pinout below)

J2

J1-J2 PINOUT

Function

Pin

Function

Pin

DC power

1

Channel 2 bit 0

18

Channel 0 bit 0

2

Channel 2 bit 1

19

Channel 0 bit 1

3

Channel 2 bit 2

20

Channel 0 bit 2

4

Channel 2 bit 3

21

Channel 0 bit 3

5

Channel 2 bit 4

22

Channel 0 bit 4

6

Channel 2 bit 5

23

Channel 0 bit 5

7

Channel 2 bit 6

24

Channel 0 bit 6

8

Channel 2 bit 7

25

Channel 0 bit 7

9

Channel 3 bit 0

26

Channel 1 bit 0

10

Channel 3 bit 1

27

Channel 1 bit 1

11

Channel 3 bit 2

28

Channel 1 bit 2

12

Channel 3 bit 3

29

Channel 1 bit 3

13

Channel 3 bit 4

30

Channel 1 bit 4

14

Channel 3 bit 5

31

Channel 1 bit 5

15

Channel 3 bit 6

32

Channel 1 bit 6

16

Channel 3 bit 7

33

Channel 1 bit 7

17

Ground

34

Note:J2 is wired identically to J1. J1 has the signals for channels 0 through 3, and J2 has the signals for channels 4 through 7.

BASE I/O ADDRESS

Setting

SW1/1

SW1/2

SW1/3

SW1/4

»

180h

On

On

On

On

 

188h

On

On

On

Off

 

190h

On

On

Off

On

 

198h

On

On

Off

Off

 

1A0h

On

Off

On

On

 

1A8h

On

Off

On

Off

 

1B0h

On

Off

Off

On

 

1B8h

On

Off

Off

Off

 

1C0h

Off

On

On

On

 

1C8h

Off

On

On

Off

 

1D0h

Off

On

Off

On

 

1D8h

Off

On

Off

Off

 

1E0h

Off

Off

On

On

 

1E8h

Off

Off

On

Off

 

1F0h

Off

Off

Off

On

 

1F8h

Off

Off

Off

Off

LED INDICATION

Setting

JP1/A

JP1/B

JP1/C

JP1/D

JP1/E

JP1/F

JP1/G

JP1/H

Channel 0

Closed

Open

Open

Open

Open

Open

Open

Open

Channel 1

Open

Closed

Open

Open

Open

Open

Open

Open

Channel 2

Open

Open

Closed

Open

Open

Open

Open

Open

Channel 3

Open

Open

Open

Closed

Open

Open

Open

Open

Channel 4

Open

Open

Open

Open

Closed

Open

Open

Open

Channel 5

Open

Open

Open

Open

Open

Closed

Open

Open

Channel 6

Open

Open

Open

Open

Open

Open

Closed

Open

Channel 7

Open

Open

Open

Open

Open

Open

Open

Closed

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

LED2

Unidentified

On

Bit 0 of port indicated by JP1 is active

LED2

Unidentified

Off

Bit 0 of port indicated by JP1 is not active

LED3

Unidentified

On

Bit 1 of port indicated by JP1 is active

LED3

Unidentified

Off

Bit 1 of port indicated by JP1 is not active

LED4

Unidentified

On

Bit 2 of port indicated by JP1 is active

LED4

Unidentified

Off

Bit 2 of port indicated by JP1 is not active

LED5

Unidentified

On

Bit 3 of port indicated by JP1 is active

LED5

Unidentified

Off

Bit 3 of port indicated by JP1 is not active

LED6

Unidentified

On

Bit 4 of port indicated by JP1 is active

LED6

Unidentified

Off

Bit 4 of port indicated by JP1 is not active

LED7

Unidentified

On

Bit 5 of port indicated by JP1 is active

LED7

Unidentified

Off

Bit 5 of port indicated by JP1 is not active

LED8

Unidentified

On

Bit 6 of port indicated by JP1 is active

LED8

Unidentified

Off

Bit 6 of port indicated by JP1 is not active

LED9

Unidentified

On

Bit 7 of port indicated by JP1 is active

LED9

Unidentified

Off

Bit 7 of port indicated by JP1 is not active