2-20
Chapter 2: BIOS Information
2.4.2 I/O Device Configuration
Onboard FDC Swap A & B
These fields set option to switch drive letter assignments. Configuration Options:
[No Swap] [Swap AB]
Floppy Disk Access Control [R/W]
When set to [Read Only], this item 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]
This field allows you to set the address for the onboard serial connector.
Configuration options: [3F8H/IRQ4] [2F8H/IRQ3] [3E8H/IRQ4] [2E8H/IRQ10]
[Disabled]
Onboard Parallel Port [378H/IRQ7]
This field allows you to set the address of the onboard parallel port connector. If
you disable this field, the Parallel Port Mode and ECP DMA Select configurations
are not available. Configuration options: [Disabled] [378H/IRQ7] [278H/IRQ5]
Parallel Port Mode [ECP+EPP]
This field allows you to set the operation mode of the parallel port. [Normal] allows
normal-speed operation but in one direction only; [EPP] allows bidirectional parallel
port operation; [ECP] allows the parallel port to operate in bidirectional DMA mode;
[ECP+EPP] allows normal speed operation in a two-way mode. Configuration
options: [Normal] [EPP] [ECP] [ECP+EPP]