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AT ONE PORT RS232 IO card Settings and Configuration






BRAIN BOXES

AT ONE PORT RS232

Card Type

Serial card

Chip Set

Unidentified

Data Bus

8-bit ISA

CONNECTIONS

Function

Label

9-pin serial port

CN1

SERIAL PORT ADDRESS SELECTION

COM port

Address

IRQ

JP1

 

COM1

3F8h

IRQ4

Open

COM2

2F8h

IRQ3

Pins 3 & 4 closed

 

COM3

3E8h

IRQ3

Pins 5 & 6 closed

 

COM4

2E8h

IRQ3

Pins 7 & 8 closed

 

COM5

1A0h

IRQ3

Pins 9 & 10 closed

 

COM6

1A8h

IRQ3

Pins 11 & 12 closed

 

COM7

1B0h

IRQ3

Pins 13 & 14 closed

 

COM8

1B8h

IRQ3

Pins 15 & 16 closed

SERIAL PORT IRQ SELECTION

IRQ

JP2

 

IRQ2

Pins 11 & 12 closed

IRQ3

Pins 9 & 10 closed

 

IRQ4

Pins 7 & 8 closed

 

IRQ5

Pins 5 & 6 closed

 

IRQ6

Pins 3 & 4 closed

 

IRQ7

Pins 1 & 2 closed

 

IRQ10

Pins 13 & 14 closed

 

IRQ11

Pins 15 & 16 closed

 

IRQ12

Pins 17 & 18 closed

 

IRQ14

Pins 19 & 20 closed








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