Rosch Computer EMB-M2, Руководство пользователя

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EMB-M2 User`s Manual 53
On-Chip Primary PCI IDE
The chipset contains a PCI IDE interface with support for two IDE
channels. Select Enabled to activate the primary IDE interface.
Select Disabled to deactivate this interface
The choice: Enabled, Disabled.
On-Chip Secondary PCI IDE
The chipset contains a PCI IDE interface with support for two IDE
channels. Select Enabled to activate the secondary IDE interface.
Select Disabled to deactivate this interface
The choice: Enabled, Disabled.
IDE Primary/Secondary 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.
The choice: Auto, Mode 0, Mode 1, Mode 2, Mode 3, Mode 4.
IDE Primary/Secondary Master/Slave UDMA
Ultra DMA/33/66/100 implementation is possible only if your IDE
hard drive and cable supports it and the operating environment
includes a UDMA driver If your hard drive and your system software
both support Ultra DMA/33/66/100, select Auto to enable BIOS
support. The System BIOS will also check the IDE cable. Only if the
80-way ATA66/100 cable is installed, the ATA66/100 models can be
enabled by the OS driver. Otherwise, the system will be limited to
run up to ATA33 mode.
The choice: Auto, Disabled.
IDE HDD Block Mode
If your IDE hard drive supports block mode select Enabled for
automatic detection of the optimal number of block read/writes per
sector the drive can support.
The choice: Enabled, Disabled.