Contec SPI-8451-LVA - Manual (Page 96)

8. BIOS Setup
SPI-8451-LLVA, SPI-8452-LLVA, SPI-8451-LVA
89
Integrated Peripherals
Figure 8.5. Integrated Peripherals
Description Choice
On-Chip Primary PCI IDE
The integrated peripheral controller contains an IDE
interface with support for two IDE channels. Select
Enabled to activate each channel separately.
IDE Primary 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 supports.
Modes 0 through 4 provide successively increased
performance. In Auto mode, the system
automatically determines the best mode for each
device.