User's Manual

WSP-i350 Rev. 4.1
http://www.woosim.com
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The WSP-i350 printer has a UART interface and is connected by means of a 5 pin
mini USB socket. In the following table, the signals present on the Mini- USB socket
are listed:
① UART
Pin No.
Name
Direction
Function
1
TxD
Output
Transmit Data
2
RxD
Input
Receive Data
3
GND
-
Ground
4
NC.
-
-
5
GND
-
Ground
NOTE :
● If you connect the printer interface cable is converted to UART mode.
● When data receiving, when it removes the communication cable, it loses a data.