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Chapter 3: BIOS setup
3.3.6
SIO Configuration
Serial Port 1
The sub-items in this menu allow you to set the serial port configuration.
Use This Device [Enabled]
Allows you to enable or disable the serial port (COM). Configuration options:
[Enabled] [Disabled]
Possible [Use Automatic Settings]
Allows you to select the Serial Port base address. Configuration options: [Use
Automatic Settings] [IO=3F8h; IRQ=4;] [IO=2F8h; IRQ=3;]
Mode [RS232]
Allows you to select COM RS Mode. Configuration options: [RS232] [RS422]
[RS485 (Driver Half Duplex)] [RS485 (Receiver Half Duplex)]
Serial Port 2
The sub-items in this menu allow you to set the serial port configuration.
Use This Device [Enabled]
Allows you to enable or disable the serial port (COM). Configuration options:
[Enabled] [Disabled]
Possible [Use Automatic Settings]
Allows you to select the Serial Port base address. Configuration options: [Use
Automatic Settings] [IO=2F8h; IRQ=3;] [IO=3F8h; IRQ=4;]
Serial Port 3
The sub-items in this menu allow you to set the serial port configuration.
Use This Device [Enabled]
Allows you to enable or disable the serial port (COM). Configuration options:
[Enabled] [Disabled]
Possible [Use Automatic Settings]
Allows you to select the Serial Port base address. Configuration options: [Use
Automatic Settings] [IO=2F0h; IRQ=6;] [IO=2E0h; IRQ=6;]
Serial Port 4
The sub-items in this menu allow you to set the serial port configuration.
Use This Device [Enabled]
Allows you to enable or disable the serial port (COM). Configuration options:
[Enabled] [Disabled]
Possible [Use Automatic Settings]
Allows you to select the Serial Port base address. Configuration options: [Use
Automatic Settings] [IO=2E8h; IRQ=7;] [IO=3E8h; IRQ=7;]
