BCS Command Table
The table below shows BCS command characters (keys) used to generate control
commands, their functions, and short function descriptions.
Key
Function
Description
C
Change
Initiates a Change (Execute switch) command; this must precede the
level, input, and output specification
D
Disconnect
Initiates a Disconnect switch command; this must precede the level
and input or output specification
S
Status
Initiates a Status command; this must precede the level and input or
output specification
L
Level
Indicates the number following is the level
“
0
” - “
9
”
Number
Identifies input, output, preset, and level; combine the digits to form
larger numbers
I
Input
Indicates the number following is an input (source)
O
Output
Indicates the number(s) following is an output(s) (destination)
Note
:
O
is the letter O, not the number zero (0)
“ ”
Space
Separates numbers in entries containing multiple numbers
T
Take
Executes a command
X
Exit
Exits, or cancels, the command being entered
Command Line Format Overview
A command line is a series of alphanumeric characters used to send commands to the
system. Other characters indicate inputs, outputs, or levels (e.g., “
I
” and the number
following it designate an “input number”).
#
= any valid level, input (source), or output (destination) number
O
= the letter O (for output), not the number zero (
0
)
Precis
LT
systems use Level 1 for video and Level 2 for audio. When entering BCS
commands, enter “
L1
” (Level 1) for video only or “
L2
” (Level 2) for audio only. To
route both levels together, enter both level numbers with a space between 1 and 2
(e.g.,
CL1 2I3O8T
) or omit the level command (e.g.,
CI3O8T
).
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BCS Serial Control Protocol
BCS Command Table
Summary of Contents for Precis LT
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