Table of Contents
Advertisement
Ø
On-Chip Secondary IDE
On-Chip Secondary
IDE:
- Enabled
- Disabled
Ø
On-Chip Primary/Secondary Master/Slave PIO
On-Chip
Primary/Secondary
Master/Slave PIO:
- Auto
- Mode0/1/2/3/4
Ø
On-Chip Primary/Secondary Master/Slave UDMA
On-Chip
Primary/Secondary
Master/Slave
UDMA:
- Auto
- Mode0/1/2
- Disabled
Ø
IDE HDD Block Mode
IDE HDD Block
Mode:
- Enabled
- Disabled
AP0 USER'S MANUAL
The chipset contains a PCI IDE interface with
support for two IDE channels. Select Enabled to
activate the secondary IDE interface.
Disabled to deactivate this interface
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
automatically determines the best mode for each
device
Ultra DMA/33 implementation is possible only if your
IDE hard drive supports it and the operating
environment includes a DMA driver (Windows 95
OSR2 or a third-party IDE bus master driver). If your
hard drive and your system software both support
Ultra DMA/33, select Auto to enable BIOS support
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
Select
mode,
the
system
3-29
Advertisement
Table of Contents
