Setting
Standard and
Bidirectional
Enhanced Parallel Port
(EPP)
Extended Capabilities
Port (ECP)
This item becomes active only if you select
Port (ECP)
as the operation mode. It allows you to assign DMA
channel 1 or DMA channel 3 for the ECP parallel port function (as
required in Windows 95 or higher).
Onboard Device Settings
The Onboard Device Settings menu allows you to configure the
onboard communication ports and the onboard devices. Selecting this
option from the Onboard Peripherals menu displays the following
screen:
3-18
Function
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
Extended Capabilities
AcerAltos 500L User's Guide