T280 Rev. 1.2
http://www.woosim.com
16
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The WSP-T280 printer has a UART(RS-232C or TTL) interface and is connected by
means of a 3pin & 4pin male connector.
In the following table, the signals present on the connector are listed:
Pin No
Name
Direction
Function
3
TxD
Output
Transmit Data
2
RxD
Input
Receive Data
1
GND
-
Ground
<Molex : 51004-03P>
Applicable connector : MOLEX 53014-03P or equivalent.
#3
#2
#1
UART
USB
① UART
Pin No
Name
Function
1
USB_VCC
5VDC
2
DM
Data “-”
3
DP
Data “+”
4
GND
Ground
<Molex : 51004-04P>
Applicable connector : MOLEX 53014-04P or equivalent.
② USB
#4
#3
#2
#1
