53
Chapter 5 BIOS
Parity
A parity bit can be sent along with regular data bits to detect data transmission errors. Select
Even if the parity bit is set to 0, and the number of 1's in data bits is even. Select Odd if the
parity bit is set to 0, and the number of 1's in data bits is odd. Select None if you do not want
to send a parity bit with your data bits in transmission. Select Mark to add a mark as a parity
bit to be sent along with the data bits. Select Space to add a Space as a parity bit to be sent
with your data bits. The options are
None
, Even, Odd, Mark and Space.
Stop Bits
A stop bit indicates the end of a serial data packet. Select 1 Stop Bit for standard serial data
communication. Select 2 Stop Bits if slower devices are used. The options are
1
and 2.
SATA Configuration
When this submenu is selected, the AMI BIOS automatically detects the presence of the
SATA Devices and displays the following items:
SATA Controller
This item enables or disables the onboard SATA controller supported by the Intel PCH chip.
The options are
Enabled
and Disabled.
Aggressive LPM (Link Power Management) Support
When this item is set to Enabled, the SATA AHCI controller manages the power usage of the
SATA link. The controller will put the link in a low power mode during extended periods of I/O
inactivity, and will return the link to an active state when I/O activity resumes. The options
are
Enabled
and Disabled.
SATA Frozen
This item enables or disables the Freeze Lock Security feature. The options are
Disabled
and Enabled.
Port 0 Spin Up Device
When the value of an edge detect or the value of an image binary (pixel) of a device is from
0 to 1, select Enabled to allow the PCH to start a COMRESET initialization sequence on this
device. The options are Enabled and
Disabled
.
Port 1 Spin Up Device
When the value of an edge detect or the value of an image binary (pixel) of a device is from
0 to 1, select Enabled to allow the PCH to start a COMRESET initialization sequence on this
device. The options are Enabled and
Disabled
.
