Intermec PB31 PB21 and PB31 Mobile Receipt Printer User Guide - Page 81

Interfaces, RS-232 Serial Interface

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Appendix A - Specifications Interfaces This section describes the standard interfaces available on the PB21 and PB31 printers. RS-232 Serial Interface The serial adapter is an 8-pin DIN to DB9 connector that connects from the printer to your desktop PC. Serial Port Default Settings Parameter Baud rate Character Length or Data Bits Parity Stop Bits Handshaking Default Setting 115200 8 None 1 None (Fingerprint) XON/XOFF (IPL) 8 5 6 31 Serial Cable (Printer End) Serial Cable Pinouts (Printer End) PIn Signal 1 HHC RXD 3 HHC CTS 5 HHC RTS 6 HHC TXD 8 GND Description Receive data from host (input) Clear to send from printer (output) Request to send from host (input) Transmit data to printer (output) Ground PB21 and PB31 Mobile Receipt Printer User Guide 69

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Appendix A — Specifications
PB21 and PB31 Mobile Receipt Printer User Guide
69
Interfaces
This section describes the standard interfaces available on the PB21
and PB31 printers.
RS-232 Serial Interface
The serial adapter is an 8-pin DIN to DB9 connector that connects
from the printer to your desktop PC.
Serial Cable (Printer End)
Serial Port Default Settings
Parameter
Default Setting
Baud rate
115200
Character Length or Data Bits
8
Parity
None
Stop Bits
1
Handshaking
None (Fingerprint)
XON/XOFF (IPL)
Serial Cable Pinouts (Printer End)
PIn
Signal
Description
1
HHC RXD
Receive data from host (input)
3
HHC CTS
Clear to send from printer (output)
5
HHC RTS
Request to send from host (input)
6
HHC TXD
Transmit data to printer (output)
8
GND
Ground
8
5
6
3
1