WSP-i350 Rev. 4.1
25
3
3
.
.
I
I
n
n
t
t
e
e
r
r
f
f
a
a
c
c
e
e
3
3
.
.
1
1
.
.
U
U
A
A
R
R
T
T
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.