User`s manual

4-14
X6DH8-G2+/X6DHE-G2+ User's Manual
I/O Device Confi guration
Access the submenu to make changes to the following settings.
KBC Clock Input
This setting allows you to select clock frequency for KBC. The options are 6MHz,
8MHz, 12MHz and 16MHz.
On-board COM 1
This setting allows you to assign control of On-board COM1. The options are
Enabled (user defi ned), Disabled, and Auto (BIOS- or OS- controlled).
Base I/O Address
Select the base I/O address for serial port A. The options are 3F8/IRQ3, 3F8/
IRQ4, 2F8/IRQ3, 2F8/IRQ4, 3E8/IRQ3, 3E8/IRQ4, 2E8/IRQ3, and 2E8/IRQ4.
On-board COM 2
This setting allows you to assign control of On-board COM2. The options are
Enabled (user defi ned), Disabled, Auto (BIOS controlled), and OS Controlled.
Base I/O Address
This setting allows you to select the base I/O address for serial port B. The
options are 3F8/IRQ3, 3F8/IRQ4, 2F8/IRQ3, 2F8/IRQ4, 3E8/IRQ3, 3E8/IRQ4,
2E8/IRQ3, and 2E8/IRQ4.
Parallel Port
This setting allows you to assign control of the parallel port. The options are Enabled
(user defi ned), Disabled and, Auto (BIOS-or OS- controlled).
Base I/O Address
This setting allows you to select the base I/O address for the parallel port. The
options are 378, 278, and 3BC.
Interrupt
This setting allows you to select the IRQ (interrupt request) for the parallel port.
The options are IRQ5 and IRQ7.
DMA Channel
This item allows you to specify the DMA channel for the parallel port. The options
are DMA1 and DMA3.
Mode
This feature allows you to specify the parallel port mode. The options are Output
only, Bi-Directional, EPP, and ECP.