MSI 845EV Manual page 62

Chapter 3
used, the onboard MC'97 (Modem Codec'97) controller will be enabled; if not,
it is disabled. Disable the controller if you want to use other controller cards to
connect to a modem. Settings: Auto, Disabled.
Floppy Controller
This is used to enable or disable the onboard Floppy controller.
Option
Auto
Enabled
Disabled
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 automati-
cally 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,
1.6uS, 3/16 Baud and ASKIR (the last three operation modes are setting
options for IR function).
IR Duplex Mode
This field specifies a duplex value for the IR device connected to COM B.
Full-Duplex mode permits simultaneous two-direction transmission. Half-
Duplex mode permits transmission in one direction only at a time. Settings:
Half Duplex and Full Duplex.
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/
Description
BIOS will automatically determine whether to enable the
onboard Floppy controller or not.
Enables the onboard Floppy controller.
Disables the onboard Floppy controller.
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