Shuttle FT20 User Manual page 67

OnChip IDE Setting
Options are in its sub-menu.
Press <Enter> to enter the sub-menu of detailed options.
On-Chip Primary IDE
The chipset contains a PCI IDE interface with support to one IDE chan-
nels. Select Enabled to activate the primary IDE interface. select Disabled
to deactivate this interface.
Ø The Choice: Enabled or Disabled.
Master/Slave PIO
The four IDE PIO (Programmed Input/Output) fields let you set a PIO mode
(0-4) for each of the four IDE devices that the onboard IDE interface sup-
ports. Modes 0 through 4 provide successively increased performance.
In Auto mode, the system automatically determines the best mode for
each device.
Ø The Choice: Auto, Mode 0, Mode 1, Mode 2, Mode 3, or Mode 4.
Master/Slave UDMA
Ultra DMA/100 implementation is possible only if your IDE hard drive
supports it and the operating environment includes a DMA driver (Win-
dows 95 OSR2 or a third-party IDE bus master driver). If both of your hard
drive and your system software support Ultra DMA/100, select Auto to
enable BIOS support.
Ø The Choice: Auto or Disabled.
IDE DMA transfer access
Improve IDE HD/CDROM transfer performance.
Ø The Choice: Enabled or Disabled.
IDE HDD Block Mode
Select Enabled for automatic detection of the optimal number of block
read/write per sector the drive can support.
Ø The Choice: Enabled or Disabled.
On-Chip USB Controller
Select Enabled if your system contains a Universal Serial Bus controller
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