Chapter 4: BIOS
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COM1 Data Bits
Use this feature to set the data transmission size for Console Redirection. The options are
7 Bits and
8 Bits
.
COM1 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.
COM1 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.
COM1 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.
COM1 VT-UTF8 Combo Key Support
Select Enabled to enable VT-UTF8 Combination Key support for ANSI/VT100 terminals. The
options are Disabled and
Enabled.
COM1 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.
COM1 Resolution 100x31
Select Enabled for extended-terminal resolution support. The options are Disabled and
Enabled
.
COM1 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
.
COM1 Putty KeyPad
This feature selects the settings for Function Keys and KeyPad used for Putty, which is a
terminal emulator designed for the Windows OS. The options are
VT100
, LINUX, XTERMR6,
SC0, ESCN, and VT400.
