Parallel Port Operation Mode Settings - Acer Power 4100 User Manual

Operation Mode
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)
The Base Address and IRQ parameters are
configurable only if the Parallel Port is enabled.
If you install an add-on card that has a parallel port
whose address conflicts with the parallel port on
board, a warning message appears on the screen.
Check the parallel port address on the add-on card
and change the address to one that does not conflict.
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
Chapter 3 - BIOS Utility 3-19