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On-Chip Serial ATA Setting
The selections in “SATA mode” are as follows:
IDE:
Default
RAID:
Enable SATA RAID function
AHCI:
Set this item to enable SATA AHCI function for Win XP-SPI+IAA driver support
AHCI mode.
If you select IDE, there will show
“On chip Serial ATA” for you to set. There have five
selections in “On chip Serial ATA”:
Disabled:
Disable on-board serial ATA function.
Auto:
Auto detect Serial ATA device.
Combined Mode:
SATA and PATA drives are auto-detected and placed in Legacy
mode.
Enhanced Mode:
the drivers (Default, SATA and PATA drives) are auto-detected and
placed in Native mode.
SATA Only:
Serial ATA function only.
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On-Chip Primary PCI IDE
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On-Chip Secondary PCI IDE
The chipset contains a PCI IDE interface with support for two IDE channels. Select
Enabled to activate the IDE interface. Select Disabled to deactivate this interface, if y ou
install a primary and/or secondary add-in IDE interface.
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IDE Primary Master PIO
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IDE Primary Slave PIO
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Secondary Master PIO
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Secondary 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.
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IDE Primary Master UDMA
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IDE Primary Slave UDMA
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IDE Secondary Master UDMA
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IDE Secondary 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.
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