Chapter 5: UEFI BIOS
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UTF8 encoding to map Unicode characters into one or more bytes. The options are VT100,
VT100+, VT-UTF8, and ANSI.
Bits Per Second
This feature sets the transmission speed for a serial port used in Console Redirection.
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
options are None,
EMS Data Bits, Parity, Stop Bits
ACPI Settings
WHEA Support
Select Enabled to support the Windows Hardware Error Architecture (WHEA) platform and
provide a common infrastructure for the system to handle hardware errors within the Windows
OS environment to reduce system crashes and to enhance system recovery and health
monitoring. The options are Disabled and Enabled.
High Precision Event Timer
Select Enabled to activate the High Precision 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 dependency on other
timestamp calculation devices, such as an x86 RDTSC Instruction embedded in the CPU.
The High Performance Event Timer is used to replace the 8254 Programmable Interval Timer.
The options are Disabled and Enabled.
Trusted Computing
The X11SPW-CTF/-TF supports TPM 1.2 and 2.0. The following Trusted Platform Module
(TPM) information will display if a TPM 2.0 module is detected:
• Vendor Name
• Firmware Version
Security Device Support
security devices will be enabled for TPM (Trusted Platform Module) support to enhance data
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