IOTECH, INC.

PERSONAL488/AT, ALPHA488

Card Type

IEEE 488

Chipset

NEC PD7210/IOTech IOT7210

I/O Options

IEEE 488 bus

Data Bus

16-bit ISA

Card Size

Full height, half length

CONNECTIONS

Function

Label

IEEE 488 bus interface

CN1

USER CONFIGURABLE SETTINGS

Setting

Label

Position

»

Factory configured - do not alter

J1/F

Open

BASE I/O ADDRESS SELECTION

Setting

SW1/1

SW1/2

»

02E1h

On

On

 

22E1h

On

Off

 

42E1h

Off

On

 

62E1h

Off

Off

INTERRUPT SELECTION

Setting

J1/A

J1/B

J1/C

J1/D

J1/E

J1/G

J1/H

 

3

Closed

Open

Open

Open

Open

Open

Open

 

4

Open

Closed

Open

Open

Open

Open

Open

 

5

Open

Open

Closed

Open

Open

Open

Open

 

6

Open

Open

Open

Closed

Open

Open

Open

»

7

Open

Open

Open

Open

Closed

Open

Open

 

10

Open

Open

Open

Open

Open

Closed

Open

 

11

Open

Open

Open

Open

Open

Open

Closed

 

12

Open

Open

Open

Open

Open

Open

Open

 

14

Open

Open

Open

Open

Open

Open

Open

 

15

Open

Open

Open

Open

Open

Open

Open

INTERRUPT SELECTION (CON'T)

Setting

J1/I

J1/J

J1/K

S2/1

S2/2

S2/3

S2/4

 

3

Open

Open

Open

On

On

Off

Off

 

4

Open

Open

Open

On

Off

On

On

 

5

Open

Open

Open

On

Off

On

Off

 

6

Open

Open

Open

On

Off

Off

On

»

7

Open

Open

Open

On

Off

Off

Off

 

10

Open

Open

Open

Off

On

Off

On

 

11

Open

Open

Open

Off

On

Off

Off

 

12

Closed

Open

Open

Off

Off

On

On

 

14

Open

Closed

Open

Off

Off

Off

On

 

15

Open

Open

Closed

Off

Off

Off

Off

DMA SELECTION

Setting

J2/A

J2/B

J2/C

J2/D

J2/E

J2/F

J2/G

 

0

Open

Open

Open

Closed

Open

Open

Open

 

1

Open

Open

Open

Open

Closed

Open

Open

 

2

Open

Open

Open

Open

Open

Closed

Open

 

3

Open

Open

Open

Open

Open

Open

Closed

»

5

Closed

Open

Open

Open

Open

Open

Open

 

6

Open

Closed

Open

Open

Open

Open

Open

 

7

Open

Open

Closed

Open

Open

Open

Open

DMA SELECTION (CON'T)

Setting

J3/A

J3/B

J3/C

J3/D

J3/E

J3/F

J3/G

 

0

Open

Open

Open

Closed

Open

Open

Open

 

1

Open

Open

Open

Open

Closed

Open

Open

 

2

Open

Open

Open

Open

Open

Closed

Open

 

3

Open

Open

Open

Open

Open

Open

Closed

»

5

Closed

Open

Open

Open

Open

Open

Open

 

6

Open

Closed

Open

Open

Open

Open

Open

 

7

Open

Open

Closed

Open

Open

Open

Open