Rockwell Automation 2755 Enhanced Decoder Series B - Manual (Page 265)

15–77 ASCII Host Commands
Publication 2755-833
DM – Configure Bar Code Data Mask
Command Format: DM
Function: Obsolete command. Formerly used to define a
data mask to return and/or suppress selected
characters in each field sent to the host. Host
Message Replacement Rules replace this
function.
Response: =50 rr <end>
50= Unknown Command
response code
<end>= end of message control code
PD - Configure Pad Data Character
Command Format: PD
Function: Obsolete command. Formerly used to define
thepad character for the bar code data mask
command (DM), which is not used in this series.
Response: =50 rr <end>
50= Unknown Command
response code
<end>= end of message control code