WSP-i250 Rev. 1.0
http://www.woosim.com
21
3
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r
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f
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a
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c
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3
3
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1
1
.
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U
U
A
A
R
R
T
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(
(
R
R
S
S
-
-
2
2
3
3
2
2
C
C
o
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B
B
The WSP-i250 printer has a UART(RS-232C or TTL) or USB 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(RS-232C or TTL)
Pin No.
Name
Direction
Function
1
TxD
Output
Transmit Data
2
RxD
Input
Receive Data
3
CTS
-
-
4
NC.
-
-
5
GND
-
Ground
