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Cyclone System Board Manual
Chapter 4: The BIOS Setup Utility
35
LBA Mode Control
Enabling this selection causes LBA (Logical Block Ad-
dressing) to be used in place of Cylinders, Heads and
Sectors. The default setting is Disabled.
32-Bit I/O
This category allows you to enable the 32-bit I/O function
of the PCI IDE controller. Select Disabled if your drive
will not run at this speed. The default setting is Enabled.
Transfer Mode
This category sets the transfer speeds for IDE devices.
The options are: Standard (default), Fast PIO 1, Fast PIO
2, Fast PIO 3 and Fast PIO 4 . The Fast PIO options are
for higher speed devices, with Fast PIO 4 being the fastest
mode.
Ultra DMA Mode
This option will enable or disable the Ultra DMA/33
feature. Ultra DMA/33 is a hard drive interface protocol
that increases the burst data transfer rate to 33MBytes
per second.