P220 Stationary Barcode Scanner User Manual 7
Chapter 2 Communication Interface
P220 Stationary Barcode Scanner provides RS-232 serial interface and USB interface (optional)
to connect to the host. Through communication interfaces, it can receive and recognition the data,
control the scanner by sending the commands, modify the parameter of scanner, etc.
2.1 Serial Interface
Serial interface is a common way to connect the scanner to the host (e.g. PC, POS devices). P220
stationary scanner provides RS-232 level interface, which can directly connect to PC’s serial interface.
When using serial interface, the scanner and the host should be completely match with each other
on communication parameter configuration, to ensure fluent communication and correct content.
The default serial interface parameter is as below shown, when it is inconsistent with the host,
it can be modified by Recognition Setting Barcode.
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