Acer G540-E5405 Altos G540 User's Guide EN - Page 92

F8/IRQ4, Disabled, Bi-Directional, Output only, Enabled, Parameter, Description, Option

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82 4 System BIOS Parameter Description Option Base I/O address Base I/O address and IRQ setting for the selected serial port 3F8/IRQ4 2F8/IRQ3 3E8/IRQ4 2E8/IRQ3 Parallel Port When enabled allows you to configure Enabled the parallel port settings. Disabled Mode Sets the operation mode for the parallel port. When set to Bi-Directional, allows normal speed operation in a two way mode. When set to EPP (Enhanced Parallel Port), allows bi-directional parallel port operation at maximum speed. When set to ECP (Extended Capabilities Port), allows the parallel port to operate in a bi-directional mode and at a speed higher than the maximum data transfer rate. Output only Bi-Directional EPP ECP Base I/O Base I/O address of the parallel port 378 Address 278 Interrupt IRQ setting of the parallel port IRQ5 IRQ7 PS/2 Mouse Enable this parameter if you intend to use a mouse or trackball with a PS/2 interface. Enabled Disabled USB Controller Enables or disables the onboard USB controller. Enabled Disabled USB 2.0 Controller Enables or disables the onboard USB 2.0 controller. Enabled Disabled Legacy USB Support Enables or disables support for legacy USB devices. Enabled Disabled Route Port 80h Select which bus to set the route port PCI Cycles to 80h cycles on. LPC

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4 System BIOS
82
Base I/O address
Base I/O address and IRQ setting for the
selected serial port
3F8/IRQ4
2F8/IRQ3
3E8/IRQ4
2E8/IRQ3
Parallel Port
When enabled allows you to configure
the parallel port settings.
Enabled
Disabled
Mode
Sets the operation mode for the
parallel port.
When set to
Bi-Directional
, allows
normal speed operation in a two way
mode.
When set to
EPP
(Enhanced Parallel
Port), allows bi-directional parallel port
operation at maximum speed.
When set to
ECP
(Extended Capabilities
Port), allows the parallel port to
operate in a bi-directional mode and at
a speed higher than the maximum data
transfer rate.
Output only
Bi-Directional
EPP
ECP
Base I/O
Address
Base I/O address of the parallel port
378
278
Interrupt
IRQ setting of the parallel port
IRQ5
IRQ7
PS/2 Mouse
Enable this parameter if you intend to
use a mouse or trackball with a PS/2
interface.
Enabled
Disabled
USB Controller
Enables or disables the onboard USB
controller.
Enabled
Disabled
USB 2.0
Controller
Enables or disables the onboard USB
2.0 controller.
Enabled
Disabled
Legacy USB
Support
Enables or disables support for legacy
USB devices.
Enabled
Disabled
Route Port 80h
Cycles to
Select which bus to set the route port
80h cycles on.
PCI
LPC
Parameter
Description
Option