Acpi Settings; High Precision Event Timer; Me Subsystem - Supermicro X9SRW-F User Manual

X9SRW Motherboard Series User's Manual
character set. Select VT-UTF8 to use UTF8 encoding to map Unicode characters
into one or more bytes. The options are ANSI, VT100, VT100+, and VT-UTF8.
Bits Per Second
This item sets the transmission speed for a serial port used in Console Redirec-
tion. Make sure that the same speed is used in the host computer and the client
computer. A lower transmission speed may be required for long and busy lines.
The options are 9600, 19200, 57600, and 115200 (bits per second).
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.

ACPI Settings


Use this feature to configure Advanced Configuration and Power Interface (ACPI)
power management settings for your system.
ACPI Sleep State
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, S1 (CPU Stop Clock).

High Precision Event Timer

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.

ME Subsystem


This item displays the ME Subsystem information.
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