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I/O EXPANDER 4S IO card Settings and Configuration






SIIG, INC.

I/O EXPANDER 4S

Card Type

Serial card

Chipset Controller

16550 UART

I/O Options

Serial ports (4)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

25-pin serial port

SE1

10-pin serial port interface

SE3

9-pin serial port

SE2

10-pin serial port interface

SE4

SERIAL PORT 1 CONFIGURATION

COM

S1/A

S1/B

S1/C

S1/D

COM2 (2F8h-2FFh)

Open

Open

Closed

Open

 

COM1 (3F8h-3FFh)

Open

Open

Open

Closed

 

COM3 (3E8h-3EFh)

Open

Closed

Open

Open

 

COM4 (2E8h-2EFh)

Closed

Open

Open

Open

 

Disabled

Open

Open

Open

Open

SERIAL PORT 1 INTERRUPT SELECTION

IRQ

JP8/A

JP8/B

JP8/C

JP8/D

JP8/E

JP8/F

JP8/G

JP8/H

JP8/I

3

Closed

Open

Open

Open

Open

Open

Open

Open

Open

 

2/9

Open

Open

Open

Open

Closed

Open

Open

Open

Open

 

4

Open

Closed

Open

Open

Open

Open

Open

Open

Open

 

5

Open

Open

Closed

Open

Open

Open

Open

Open

Open

 

7

Open

Open

Open

Closed

Open

Open

Open

Open

Open

 

10

Open

Open

Open

Open

Open

Closed

Open

Open

Open

 

11

Open

Open

Open

Open

Open

Open

Closed

Open

Open

 

12

Open

Open

Open

Open

Open

Open

Open

Closed

Open

 

15

Open

Open

Open

Open

Open

Open

Open

Open

Closed

 

Disabled

Open

Open

Open

Open

Open

Open

Open

Open

Open

SERIAL PORT 2 CONFIGURATION

COM

S2/A

S2/B

S2/C

S2/D

COM1 (3F8h-3FFh)

Open

Open

Open

Closed

 

COM2 (2F8h-2FFh)

Open

Open

Closed

Open

 

COM3 (3E8h-3EFh)

Open

Closed

Open

Open

 

COM4 (2E8h-2EFh)

Closed

Open

Open

Open

 

Disabled

Open

Open

Open

Open

SERIAL PORT 2 INTERRUPT SELECTION

IRQ

JP7/A

JP7/B

JP7/C

JP7/D

JP7/E

JP7/F

JP7/G

JP7/H

JP7/I

4

Open

Closed

Open

Open

Open

Open

Open

Open

Open

 

2/9

Open

Open

Open

Open

Closed

Open

Open

Open

Open

 

3

Closed

Open

Open

Open

Open

Open

Open

Open

Open

 

5

Open

Open

Closed

Open

Open

Open

Open

Open

Open

 

7

Open

Open

Open

Closed

Open

Open

Open

Open

Open

 

10

Open

Open

Open

Open

Open

Closed

Open

Open

Open

 

11

Open

Open

Open

Open

Open

Open

Closed

Open

Open

 

12

Open

Open

Open

Open

Open

Open

Open

Closed

Open

 

15

Open

Open

Open

Open

Open

Open

Open

Open

Closed

 

Disabled

Open

Open

Open

Open

Open

Open

Open

Open

Open

SERIAL PORT 3 CONFIGURATION

COM

S3/A

S3/B

S3/C

S3/D

COM3 (3E8h-3EFh)

Open

Closed

Open

Open

 

COM1 (3F8h-3FFh)

Open

Open

Open

Closed

 

COM2 (2F8h-2FFh)

Open

Open

Closed

Open

 

COM4 (2E8h-2EFh)

Closed

Open

Open

Open

 

Disabled

Open

Open

Open

Open

SERIAL PORT 3 INTERRUPT SELECTION

IRQ

JP6/A

JP6/B

JP6/C

JP6/D

JP6/E

JP6/F

JP6/G

JP6/H

JP6/I

10

Open

Open

Open

Open

Open

Closed

Open

Open

Open

 

2/9

Open

Open

Open

Open

Closed

Open

Open

Open

Open

 

3

Closed

Open

Open

Open

Open

Open

Open

Open

Open

 

4

Open

Closed

Open

Open

Open

Open

Open

Open

Open

 

5

Open

Open

Closed

Open

Open

Open

Open

Open

Open

 

7

Open

Open

Open

Closed

Open

Open

Open

Open

Open

 

11

Open

Open

Open

Open

Open

Open

Closed

Open

Open

 

12

Open

Open

Open

Open

Open

Open

Open

Closed

Open

 

15

Open

Open

Open

Open

Open

Open

Open

Open

Closed

 

Disabled

Open

Open

Open

Open

Open

Open

Open

Open

Open

SERIAL PORT 4 CONFIGURATION

COM

S4/A

S4/B

S4/C

S4/D

COM4 (2E8h-2EFh)

Closed

Open

Open

Open

 

COM1 (3F8h-3FFh)

Open

Open

Open

Closed

 

COM2 (2F8h-2FFh)

Open

Open

Closed

Open

 

COM3 (3E8h-3EFh)

Open

Closed

Open

Open

 

Disabled

Open

Open

Open

Open

SERIAL PORT 4 INTERRUPT SELECTION

IRQ

JP5/A

JP5/B

JP5/C

JP5/D

JP5/E

JP5/F

JP5/G

JP5/H

JP5/I

11

Open

Open

Open

Open

Open

Open

Closed

Open

Open

 

2/9

Open

Open

Open

Open

Closed

Open

Open

Open

Open

 

3

Closed

Open

Open

Open

Open

Open

Open

Open

Open

 

4

Open

Closed

Open

Open

Open

Open

Open

Open

Open

 

5

Open

Open

Closed

Open

Open

Open

Open

Open

Open

 

7

Open

Open

Open

Closed

Open

Open

Open

Open

Open

 

10

Open

Open

Open

Open

Open

Closed

Open

Open

Open

 

12

Open

Open

Open

Open

Open

Open

Open

Closed

Open

 

15

Open

Open

Open

Open

Open

Open

Open

Open

Closed

 

Disabled

Open

Open

Open

Open

Open

Open

Open

Open

Open

SERIAL PORT 3 & 4 ACTIVATION

Chip

Socket

16450

U3

16450

U4

1489

U9

1488

U11

1489

U14

Note: To activate serial ports 3 & 4 upgrade chips must be installed.








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