Chapter Four - 38
BIOS Setup
SIO SMC27 CONFIGURATION Sub-Menu Selections
You can make the following selections on the SIO SMC27 CONFIGURATION
Sub-Menu.
Feature
Options
Description
COM1 port
3F8-IRQ 4
Disabled
Configure COM1 using device options:
[Disabled]
No configuration
[3F8-IRQ 4]
Set the base I/O address for COM1
COM1 mode
RS232
RS422
RS485
TTL1
Configure UART mode options:
[RS232]: External Device
[TTL1]: Internal Device
[RS422]: External Device
[RS485]: External Device
COM2 port
2F8-IRQ 3
Disabled
Configure COM2 using device options:
[Disabled]
No configuration
[2F8-IRQ 3]
Set the base I/O address for COM2
COM2 mode
RS232
RS422
RS485
TTL2
Configure UART mode options:
[RS232]: External Device
[TTL2]: Internal Device
[RS422]: External Device
[RS485]: External Device
COM3 port
3E8-IRQ 10
Disabled
Configure COM3 using device options:
[Disabled]
No configuration
[3E8-IRQ 10]
Set the base I/O address for COM3
COM3 mode
RS232
RS422
RS485
TTL3
Configure UART mode options:
[RS232]: External Device
[TTL2]: Internal Device
[RS422]: External Device
[RS485]: External Device
COM4 port
2E8-IRQ 5
Disabled
Configure COM4 using device options:
[Disabled]
No configuration
[2E8-IRQ 5]
Set the base I/O address for COM4
COM4 mode
RS232
RS422
RS485
TTL4
Configure UART mode options:
[RS232]: External Device
[TTL2]: Internal Device
[RS422]: External Device
[RS485]: External Device
Printer1
378-IRQ 7
Disabled
Configure Printer1 device options:
[Disabled]
No configuration
[378-IRQ 7]
Set the base I/O address for Printer1
Printer1 mode
Standard
ECP
EPP
Configure Printer1 mode options:
Standard
EPP
ECP