Filter
Top Products
Serial h7terface
Pin
Name
Function
1
GND
Printer’schassisground.
2 TXD
Thispincarriesdatafromtheprinter.
3
RXD
Thispincarriesdatatotheprinter.
4 RTS
Thispinisalwayssetspace.
ThispinisSpacewhenthecomputerisreadytosend
5
CTS
data.
This printerdoesnotcheckthispin.
6
N/C
7
GND Signalground.
8-10
N/C
Thisprinterturnthispin Spacewhenit is readyto
11 RCH
receivedata.
Thislinecarriesthesamesignalas pin20.
12 N/C
13
GND Signalground.
14-19 N/C
Thisprinterturnsthispin Sapcewhenitis readyto
20 IN-R
receivedata.
21-25 N/C
142