Contec SPI-8450-LLVA - Manual (Page 99)

CHAPTER 8 - BIOS Setup
92
SPI-8450-LLVA
Description Choice
IDE Secondary Master/Slave UDMA
UDMA (Ultra DMA) is a DMA data transfer
protocol that utilizes ATA commands and the
ATA bus to allow DMA commands to transfer
data at a maximum burst rate of 33 MB/s.
When you select Auto in the four IDE UDMA
fields (for each of up to four IDE devices that
the internal PCI IDE interface supports), the
system automatically determines the optimal
data transfer rate for each IDE device.
USB Controller
Select Enabled if your system contains a
Universal Serial Bus (USB) controller and you
have USB peripherals.
USB 2.0 controller
Select Enabled if your system contains a
Universal Serial Bus (USB 2.0) controller and
you have USB peripherals.
USB Keyboard Support
Select Enabled if your system contains a
Universal Serial Bus (USB) controller and you
have a USB keyboard.
USB Mouse support
Select Enabled if your system contains a
Universal Serial Bus (USB) controller and you
have a USB mouse.