Contec IPC-BX955D-DCxx0 Series User Manual page 62

5. BIOS Setup
Description Choice
IDE DMA transfer access
This item allows you to enable or disable the IDE DMA
transfer access.
On-Chip Primary PCI IDE
The integrated peripheral controller contains an IDE
interface with support for 2 IDE channels. Select Enabled to
activate each channel separately.
IDE Primary Master / Slave PIO
The two IDE PIO (Programmed Input/Output) fields let you
set a PIO mode (0-4) for the one IDE device that the onboard
IDE interface supports. In Auto mode, the system
automatically determines the best mode for the device.
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IPC-BX955 User's manual