BCS Command Table
The following table shows the BCS command characters (keys) that can be used
when verifying switches. For a complete list of the BCS command characters,
see the BCS Command Table on page 1-5.
Key
Function
Description
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, and level values; use multiple digits to
enter larger numbers
I
Input
Indicates the number following is an input (source)
O
Output
Indicates the number following is an output (destination)
Note:
O
is the letter O, not the number zero (0)
T
Take
Executes a command
X
Exit
Exits, or cancels, the command being entered
BCS Response Table
The following table shows BCS response characters, with descriptions and
meanings, that may appear instead of an entered character or number (see
page 1-6). If these characters appear, all or part of the command is not executed.
Response
Meaning
Description
?
Format Error
Indicates an error in the entry of the command line format
X
General Error
Indicates the system rejected all or part of the command
E#
Error
Indicates an error code number*
W#
Warning
Indicates a warning code number*
*
For additional information on Error or Warning responses, note the specific
number and see page A-1.
BCS Serial Control Protocol
4-3
Verifying
Sig
n
a
l
S
tatus
