MSI 645E Max-C Manual page 61

Chapter 3
Option Description
Auto BIOS will automatically determine whether to enable the
onboard Floppy controller or not.
Enabled Enables the onboard Floppy controller.
Disabled Disables the onboard Floppy controller.
Serial Port A/B
These items specify the base I/O port addresses of the onboard Serial
Port 1 (COM A)/Serial Port 2 (COM B). Selecting Auto allows AMIBIOS
to automatically determine the correct base I/O port address. Settings:
Auto, 3F8/COM1, 2F8/COM2, 3E8/COM3, 2E8/COM4 and Disabled.
Serial PortB Mode
This item sets the operation mode for Serial Port B. Settings: Normal,
IRDA and ASKIR (the last two operation modes are setting options for
IR function).
IR Pin Select
Set to IRRX/IRTX when using an internal IR module connected to the
IR connector. Set to SINB/SOUTB. when connecting an IR adapter to
COM B.
Parallel Port
This field specifies the base I/O port address of the onboard parallel port.
Selecting Auto allows AMIBIOS to automatically determine the correct
base I/O port address. Settings: Auto, 378, 278, 3BC and Disabled.
Parallel Port Mode
This item selects the operation mode for the onboard parallel port:
ECP, Normal, Bi-Dir or EPP.
EPP Version
The item selects the EPP version used by the parallel port if the port is
set to EPP mode. Settings: 1.7 and 1.9.
Parallel Port IRQ
When Parallel Port is set to Auto, the item shows Auto indicating that
BIOS determines the IRQ for the parallel port automatically.
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