SBC86840 Series All-In-One Mini ITX Board User’s Manual
Award BIOS Utility
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OnChip IDE Device
Scroll to this item and press <Enter> to view the sub menu OnChip
IDE Device.
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IDE HDD Block Mode
Block mode is also called block transfer, multiple commands,
or multiple sector read/write. If your IDE hard drive supports
block mode (most new drives do), select Enabled for
automatic detection of the optimal number of block
read/writes per sector the drive can support.
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IDE DMA transfer access
Automatic data transfer between system memory and IDE
device with minimum CPU intervention. This improves data
throughput and frees CPU to perform other tasks.
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LEGACY Mode Support
Legacy mode support allows devices to function in an
operating environment that is not USB-aware.
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