STAR GATE TECHNOLOGIES, INC.

TURBO PORT/RA2

Card Type

Serial card

Chipset Controller

Startech

I/O Options

Serial ports (2)

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Purpose

Location

9-pin serial port 1

P1

9-pin serial port 2

P2

SERIAL PORT 1 CONFIGURATION

COM

IRQ

SW1/1

SW1/2

SW1/3

SW1/4

»

COM3(3E8-3EF)

4

On

Off

On

On

 

COM1(3F8-3FF)

4

On

On

On

On

 

COM1(3F8-3FF)

*

On

On

Off

On

 

COM2(2F8-2FF)

3

Off

On

On

On

 

COM2(2F8-2FF)

*

Off

On

Off

On

 

COM3(3E8-3EF)

*

On

Off

Off

On

 

COM4(2E8-2EF)

3

Off

Off

On

On

 

COM4(2E8-2EF)

*

Off

Off

Off

On

 

NONE

N/A

N/A

N/A

N/A

Off

*Note: See interrupt table for IRQ selection.

SERIAL PORT 2 CONFIGURATION

COM

IRQ

SW1/5

SW1/6

SW1/7

SW1/8

»

COM4(2E8-2EF)

3

Off

Off

On

On

 

COM1(3F8-3FF)

4

On

On

On

On

 

COM1(3F8-3FF)

*

On

On

Off

On

 

COM2(2F8-2FF)

3

Off

On

On

On

 

COM2(2F8-2FF)

*

Off

On

Off

On

 

COM3(3E8-3EF)

4

On

Off

On

On

 

COM3(3E8-3EF)

*

On

Off

Off

On

 

COM4(2E8-2EF)

*

Off

Off

Off

On

 

NONE

N/A

N/A

N/A

N/A

Off

*Note: See interrupt table for IRQ selection.

INTERRUPT SELECTION

IRQ

SW2/1

SW2/2

SW2/3

SW2/4

SW2/5

SW2/6

SW2/7

SW2/8

»

NONE

Off

Off

Off

Off

Off

Off

Off

Off

 

2

On

Off

Off

Off

Off

Off

Off

Off

 

3

Off

On

Off

Off

Off

Off

Off

Off

 

4

Off

Off

On

Off

Off

Off

Off

Off

 

5

Off

Off

Off

On

Off

Off

Off

Off

 

10

Off

Off

Off

Off

On

Off

Off

Off

 

11

Off

Off

Off

Off

Off

On

Off

Off

 

12

Off

Off

Off

Off

Off

Off

On

Off

 

15

Off

Off

Off

Off

Off

Off

Off

On

BAUD RATE SELECTION

Mode

JMP1

JMP2

»

Software-select

Pins 1 & 2 closed

Pins 1 & 2 closed

 

Fast baud rates

Pins 2 & 3 closed

Pins 2 & 3 closed

 

Standard baud rates

Pins 3 & 4 closed

Pins 3 & 4 closed