Onboard Devices Configuration

The parameters in this screen are for advanced users only. You do not need to change the values in this screen because these values are already optimized.

The Onboard Devices Configuration sub-menu assigns resources to basic computer communication hardware.


Device Configuration

Serial Port


Base Address





Base Address



[3 ]/[4]



Parallel Port


Base Address



[7 ]/[5]

Operation Mode



ECP DMA Channel


Video Memory Size

[8 MB]/[4 MB]

Ti = Move highlight bar,

i--» = Change Setting, F1 = Help

NOTE: 1. This option item should be [—] if user chooses Bi-directional and Standard Mode. 2. When the device is disabled, all the sub-items will be showed with [—].

The following table describes the parameters in this sub-menu. Settings in boldface are the default and suggested parameter settings.




Serial Port

Enables or disables the serial port.

When enabled, you can set the base I/O address and interrupt request (IRQ) of the serial port.

Enabled or Disabled 3F8h, 3E8h, 2F8h or 2E8h 4 or 11


Allow you to set the base I/O address, Interrupt request (IRQ) and Direct Memory Access (DMA) of IrDA FIR port.

2F8h, 3F8h, 3E8h, 2E8h 3 or 4 3, 1 or 0

Parallel Port

Enables or disables the parallel port. When enabled, you can set the base I/O address, interrupt request (IRQ) and operation mode of the parallel port.

If operation mode is set to ECP, the direct memory access (DMA) channel of the parallel port is set to 1.

Enabled or Disabled 378h, 278h, or 3BCh 7 or 5

ECP, EPP, Standard, or Bidirectional 1

Video Memory Size

Allow you to set the video memory size that share with system memory.

8 MB

4 MB

0 0

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