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Chapter 4: AMI BIOS
4-15
Flow Control
This feature allows the user to set the flow control for Console Redirection to
prevent data loss caused by buffer overflow. Send a "Stop" signal to stop send
-
ing data when the receiving buffer is full. Send a "Start" signal to start sending
data when the receiving buffer is empty. The options are
None, Hardware RTS/
CTS, and Software Xon/Xoff.
Data Bits, Parity, Stop Bits
The setting for each of these items is displayed.

ACPI Configuration
Use this feature to configure Advanced Configuration and Power Interface (ACPI)
power management settings for your system.
High Precision Event Timers
Select Enabled to activate the High Performance Event Timer (HPET) that produces
periodic interrupts at a much higher frequency than a Real-time Clock (RTC) does in
synchronizing multimedia streams, providing smooth playback and reducing the de-
pendency on other timestamp calculation devices, such as an x86 RDTSC Instruc-
tion embedded in the CPU. The High Performance Event Timer is used to replace
the 8254 Programmable Interval Timer. The options are
Enabled and Disabled.
Suspend Mode
This setting allows you to configure the ACPI (Advanced Configuration and Power
Interface) sleep state for your system when it is in the Suspend mode. The options
are Suspend Disabled and
S1 (POS) .
WHEA Support
This feature Enables the Windows Hardware Error Architecture (WHEA) support
for the Windows 2008 operating system (and later versions). The options are
Enabled and Disabled.

ME Subsystem
This feature displays the version number for the ME and the ME BIOS Interface.

Network Stack
Select Enabled to enable PXE (Preboot Execution Environment) or UEFI (Unified
Extensible Firmware Interface) for network stack support. The options are Enabled
and
Disabled
.