Specifications

EPC-3305 Hardware Reference

I/O Device Configuration sub-menu

Use the options in this sub-menu to configure the onboard serial and parallel port

and disk controllers.

Figure 3-7. I/O Device Configuration sub-menu

Main

F1 Help ↑↓ Select Item -/+ Change Values F9 Setup Defaults

ESC Exit ←→ Select Menu Enter Select Sub-Menu F10 Save and Exit

PhoenixBIOS Setup Utility

selects field.

Item Specific Help

Serial port A: [Enabled]

Base I/O address:

[3F8]

Interrupt: [IRQ 4]

Serial port B: [Enabled]

Base I/O address: [2F8]

Interrupt: [IRQ 4]

Floppy disk controller: [Enabled]

Base I/O address: [Primary]

I/O Device Configuration

Advanced

Field Description

Serial Port A/Serial Port B Configures the selected serial port. You can select one

of these:

• Enabled (default): The user configures the serial port.

• Auto: Either the BIOS or OS configures the serial port.

• Disabled: The serial port is not configured.

Base I/O Address Configures the base address for the serial port. If you

select a value already used by another serial port, an

asterisk displays at the left side of the screen.

You can select one of these:

• 2F8 (default, Port B) • 2E8

• 3F8 (default, Port A) • 3E8

Note: This field displays only if the Serial Port field

contains a value of [Enabled].