Parallel Port Operation Mode Settings; Operation Mode; Ecp Dma Channel - Acer Altos 11000 System User Manual

This item allows you to set the operation mode of the parallel port.
Table 3-1 lists the different operation modes.
Table 3-1

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)
assign DMA channel 1 or DMA channel 3 for the ECP parallel port
function (as required in Windows 95).
Onboard Floppy Disk Controller
This parameter lets you enable or disable the onboard floppy disk
controller.
Onboard IDE Primary Channel
This parameter lets you enable or disable the primary IDE channel.
When enabled, it allows you access the devices connected to the
primary channel. When disabled, it deactivates the connected
devices.
BIOS Utility

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
select Extended
3-27