Chapter 3 BIOS Setup
EPE1814V2NAR
31
PIO Mode
Cycle Time
Transfer Rate
Standard
Mode 0
600
3.3 (MB/S)
ATA
Mode 1
383
5.2 (MB/S)
ATA
Mode 2
240
8.3 (MB/S)
ATA
Mode 3
180
11.1 (MB/S)
ATA2
Mode 4
120
16.7 (MB/S)
ATA2
Auto: BIOS Automatic Detection Selection. (Default)
l
IDE Primary Slave PIO
This option represents the PIO mode selection for the slave hard disk in IDE
channel 1.
l
IDE Primary Master UDMA
This option enables the Ultra DMA data transmitting mode of the master hard
disk in IDE channel 1. The differences between Ultra DMA and common DMA
are: under Ultra DMA mode, data are transmitted both in rising edge and
descending edge of the clock; under the same time frequency, its speed is twice
that of DMA.
Disabled
Auto: BIOS Automatic Detection Selection. (Default)
l
IDE Primary Slave UDMA
The same as above.
l
OnChip Secondary PCI IDE
This option chooses whether to use the second IDE channel on South Bridge.
Disabled
Enabled (Default)
l
IDE Secondary Master PIO
This option represents the PIO mode selection of the master hard disk on IDE
channel 2.
l
IDE Secondary Slave PIO