Communication Protocol Characters - Intermec 4400 User Manual

4400 Bar Code Label Printer User's Manual

Communication Protocol Characters

The following table shows the characters available for different protocols. Refer
to the protocol you are using for your system.
Protocol Characters
Select In
Poll In
Reset In
Request for Acknowledgment In
Start of Message In
End of Message In
Acknowledgment In
Negative Acknowledgment In
Data Line Escape In
XON In
XOFF In
Select Out
Poll Out
Reset Out
Request for Acknowledgment Out
Start of Message Out
End of Message Out
Acknowledgment Out
Negative Acknowledgment Out
Data Line Escape Out
XON Out
XOFF Out
Status Enquiry In
Status Dump In
Timeout on EOM ACK
7-68
Standard XON/XOFF
ENQ
STX STX
ETX ETX
NAK
DLE DLE
DC1
DC3
ENQ
NAK
DLE DLE
DC1
DC3
ENQ ENQ
VT VT
Polling Mode D Multi-Drop
GS GS
FS FS
EOT EOT
ENQ
STX STX
ETX ETX
ACK ACK
NAK
DLE DLE
GS
FS
EOT EOT
ENQ
STX STX
ETX ETX
ACK ACK
NAK NAK
DLE DLE
20 (DEC) 20(DEC)