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CHAPTER 3
AMI
®
BIOS USERS GUIDE
3-19
Description of the item on screen follows:
Floppy Controller
Set this option to Auto for the BIOS to automatically detect the
device
Serial Port A/Serial Port B
Choose Auto, for the BIOS to automatically detect the device.
üüüüDISABLED X DISABLED X
üüX X COM3 4 COM4 3
XXüü COM1 4 COM2 3
ü XXü COM2 3 COM3 4
X üüX COM1 4 COM4 3
üüüX COM4 3 DISABLED X
üüX ü COM3 4 DISABLED X
ü X üü COM2 3 DISABLED X
X üüüCOM1 4 DISABLED X
X X X X COM1 4 COM2 3
ü X X X COM2 3 COM3 4
X ü X X COM1 4 COM3 4
XXü X COM1 4 COM2 3
XXXü COM1 4 COM2 3
If the ISA add-on card has Onboard Serial port to be set at
COM1
(I/O:3F8H)
COM2
(I/O:3F8H)
COM3
(I/O:3E8H)
COM4
(I/O:2E8H)
PORT1
PORT2
IRQ
ASSIGNED
IRQ
ASSIGNED
Note: If the onboard serial port interrupt and ISA add-on card interrupt are in
conflict, the serial port will not work properly. Please disable one of the
devices.