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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.
Flow Control
Use this feature to set the flow control for Console Redirection to prevent data loss caused
by buffer overflow. Send a "Stop" signal to stop sending 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
and Hardware RTS/CTS.
VT-UTF8 Combo Key Support
Select Enabled to enable VT-UTF8 Combination Key support for ANSI/VT100 terminals. The
options are
Enabled
and Disabled
.
Recorder Mode
Select Enabled to capture the data displayed on a terminal and send it as text messages to
a remote server. The options are
Disabled
and Enabled.
Resolution 100x31
Select Enabled for extended-terminal resolution support. The options are Disabled and
Enabled
.
Legacy OS Redirection Resolution
Use this feature to select the number of rows and columns used in Console Redirection for
legacy OS support. The options are 80x24 and
80x25
.
Putty KeyPad
This feature selects Function Keys and KeyPad settings for Putty, which is a terminal emulator
designed for the Windows OS. The options are
VT100
, LINUX, XTERMR6, SCO, ESCN, and
VT400.
Redirection After BIOS Post
Use this feature to enable or disable legacy Console Redirection after BIOS POST. When
set to Bootloader, legacy Console Redirection is disabled before booting the OS. When set
to Always Enable, legacy Console Redirection remains enabled when booting the OS. The
options are
Always Enable
and Bootloader.
