Serial port1 irq, Serial port2 address, Serial port2 irq – Kontron CP305 BIOS User Manual

Page 37: Serial port2 mode, Cp305 bios advanced setup

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CP305 BIOS

Advanced Setup

ID 1035-8356, Rev. 1.0

Page 27

P R E L I M I N A R Y

Serial Port1 IRQ

This function is used to specify the Interrupt Request address of Serial Port 1.

Note:

This function is not available if Serial Port 1 Address is set to Disabled.

Optimal and Fail-Safe default settings: 4

Serial Port2 Address

This function is used to specify the base I/O port address of Serial Port 2.

Note:

If the system does not use a serial device, set this port to Disabled.

Optimal and Fail-Safe default settings: 2F8

Serial Port2 IRQ

This function is used to specify the Interrupt Request address of Serial Port 2.

Note:

This function is not available if Serial Port 2 Address is set to Disabled.

Optimal and Fail-Safe default settings: 3

Serial Port2 Mode

This function has no effect on the operation of the CP305. It is recommended to leave this func-
tion at the default setting.

Optimal and Fail-Safe default settings: Normal

Note:

This function is not available if Serial Port 2 Address is set to Disabled.

SETTING

DESCRIPTION

3

Use this setting to allow the serial port to use IRQ3 for the interrupt address.

4

Use this setting to allow the serial port to use IRQ4 for the interrupt address.

10

Use this setting to allow the serial port to use IRQ10 for the interrupt address.

11

Use this setting to allow the serial port to use IRQ11 for the interrupt address.

SETTING

DESCRIPTION

Disabled

Use this setting to prevent the serial port from accessing any system resources. When this
setting is used, the serial port physically becomes unavailable.

3F8

Use this setting to allow the serial port to use 3F8 as its I/O port address.

2F8

Use this setting to allow the serial port to use 2F8 as its I/O port address.

3E8

Use this setting to allow the serial port to use 3E8 as its I/O port address.

2E8

Use this setting to allow the serial port to use 2E8 as its I/O port address.

SETTING

DESCRIPTION

3

Use this setting to allow the serial port to use IRQ3 for the interrupt address.

4

Use this setting to allow the serial port to use IRQ4 for the interrupt address.

10

Use this setting to allow the serial port to use IRQ10 for the interrupt address.

11

Use this setting to allow the serial port to use IRQ11 for the interrupt address.

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