Rockwell Automation 2755 Enhanced Decoder Series B User Manual
Page 208
15–20
ASCII Host Commands
Publication 2755-833
PB - Configure Scanner B Control
Command Format:
PBabtttt
Function:
Configures Scanner B to operate in coordinated
or independent mode. This command also
defines the operating parameters for Scanner B
when the scanning mode is set to independent.
NOTE: This command is valid only for dual
head decoders.
Parameters:
abtttt
Command
Parameters
Parameter Function
Valid Values
a
Scanning mode of scanner B
0= Coordinated 1
1= Independent
Package Detect
2= Independent Host
Triggered
3= Coordinated 2
b
Reserved
Ignored
①
tttt
Trigger timeout for scanner B
(in milliseconds)
0000, 0010 - 9999
(in milliseconds)
0000 disables timeout
① Decoder ignores character but it must be supplied to maintain compati-
bility with previous decoders.
Important: See Chapter 7 for a description of
the Scanner Control parameters.
Response:
= rr <end>
rr =
response code
<end> =
end of message control code
Example:
Command:
PB110100
Parameters:
110100
Command
Parameters
Parameter Function
Values
a
Scanning mode of scanner B
1= Independent
Package Detect
b
Ignored
1 (Ignored)
tttt
Trigger timeout for scanner B
(in milliseconds)
0100= 100 milliseconds
Response:
= 00CR
00 =
command complete
response code
CR =
end of message control code
for Carriage Return