Onboard Ps/2 Mouse (Irq 12) - Acer AcerBasic II User Manual

Setup Utility
This item allows you to set the operation mode of the
parallel port.
Setting
Standard Parallel Port (SPP)
Standard and Bidirectional
Enhanced Parallel Port (EPP)
Extended Capabilities Port
(ECP)
This item becomes active only if you select
as the operation mode.
Port (ECP)
DMA channel 1 or DMA channel 3 for the ECP parallel port
function (as required in Windows95).

Onboard PS/2 Mouse (IRQ 12)

This parameter enables or disables the onboard PS/2 mouse.
When set to , it allows you to use the onboard PS/2
Enabled
mouse assigned with IRQ12.
deactivates the mouse and makes IRQ12 available for use
by other devices.
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OPERATION MODE
Function
Allows one-way operation at normal
speed
Allows two-way operation at normal
speed
Allows bidirectional
operation at maximum speed
Allows parallel
bidirectional mode and at a speed higher
than the maximum data transfer rate
ECP DMA CHANNEL
It allows you to assign
When set to
parallel port
port to operate in
Extended Capabilities
, it
Disabled
User's Guide