I/O Device Configuration - Asus P4SGL-MX User Manual

Memory Hole At 15M-16M [Disabled]
When set to [Enabled], this feature frees the PCI bus when the CPU is accessing
8-bit ISA cards. This process normally consumes about 50-60 PCI clocks without
PCI delayed transaction. Set this field to [Disabled] when using ISA cards that are
not PCI 2.1 compliant. Configuration options: [Enabled] [Disabled]
PCI 2.1 Support [Enabled]
This field enables or disables the PCI 2.1 features.
Onboard PCI IDE Enable [Both]
This field allows you to enable either the primary IDE channel or secondary IDE
channel, or both. You can also set both channels to [Disabled]. Configuration
options: [Both] [Primary] [Secondary] [Disabled]
IDE Bus Master Support [Disabled]
This field enables or disables each IDE channel.

2.4.2 I/O Device Configuration

Floppy Disk Access Control [R/W]
When set to [Read Only], this parameter protects files from being copied to floppy
disks by allowing reads from, but not writes to, the floppy disk drive. The default
setting [R/W] allows both reads and writes. Configuration options: [R/W] [Read
Only]
Onboard Serial Port 1 [3F8H/IRQ4], Port 2 [2F8H/IRQ3]
These fields allow you to set the addresses for the onboard serial connectors. Serial
Port 1 and Serial Port 2 must have different addresses.
UART2 Use As [COM Port]
This field allows you to select the device on which to assign UART2. Configuration
options: [COM Port] [IR]
ASUS P4SGL-MX Motherboard 2-17