Onboard Ps/2 Mouse (Irq12); Parallel Port Operation Mode Settings - Acer M9N System User Manual

This item allows you to set the operation mode of the parallel port.
Table 3-5 lists the different operation modes.
Table 3-5

Parallel Port Operation Mode Settings

Setting
Standard Parallel Port (SPP)
Standard and Bidirectional
Enhanced Parallel Port (EPP)
Extended Capabilities Port
(ECP)
This item becomes
Capabilities Port (ECP)
select DMA channel 1 or DMA channel 3 depending on the available
system resource.
3.6.3

Onboard PS/2 Mouse (IRQ12)

This parameter enables or disables the onboard PS/2 mouse. When
set to , it allows you to use the onboard PS/2 mouse
Enabled
assigned with IRQ12.
mouse and frees IRQ12 for the use of other devices.
3-26
OPERATION MODE
Function
Allows normal speed one-way
operation
Allows normal speed operation in
a two-way mode
Allows bidirectional parallel port
operation at maximum speed
Allows parallel port to operate in
bidirectional mode and at a speed
higher than the maximum data
transfer rate
ECP DMA CHANNEL
active only if you
as the operation mode. It allows you to
When set to Disabled
select Extended
, it deactivates the
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