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3. Interface
3.1. RS-232C
This printer has a RS-232C 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:
Pin No.
Name
Direction
Function
1
TxD
Output
Transmit Data
2
RxD
Input
Receive Data
3
CTS
-
-
4
NC.
-
-
5
GND
-
Ground
Caution :
When it removes the communication cable during receiving data, it loses a data.
Don’t connect USB mini B cable here.
1
5
2 3
4
