Rockwell Automation 2755 Enhanced Decoder Series B - Manual (Page 248)

15–60 ASCII Host Commands
Publication 2755-833
IM - Configure Scanner A Source Identifier
Command Format: I Mlstring
Function: Defines a source identifier for Scanner A.
Source identifiers are included in messages sent
to the host. They identify whether the data was
scanned (by Scanner A or B) or entered at the
AUX terminal.
NOTE: This command is valid only for dual
head decoders.
Parameters: lstring
Command
Parameter
Parameter Function Valid Values
l Length of source identifier 0 to 4 ①
string Characters in source identifier Up to 4 characters
① A zero length string will disable the source identifier.
Response: = rr <end>
rr= response code
<end> = end of message control
code
Example:
Command: I M4SCNA
Parameters: 4SCNA
Command
Parameter
Parameter Function Values
l Length of source identifier 4
String Characters in source identifier SCNA
Response: = 00LF
00 = command complete
response code
LF = end of message control
code for Line Feed