Intermec EasyCoder PF2i Installation Instructions Manual page 33

Connector Confi guration (RS-232 on "uart3:", "uart4:", or "uart5:")
DB-9 socket
1
2
3
4
5
6
7
8
9
5
GND
9
4 DSR
RTS
8
3
RXD
CTS
7
2
TXD
DTR
6
+5V (0.5
1
RS-232 socket as seen from the outside.
Double Serial Interface Kit Installation Instructions
Chapter 4 — Serial Interface "uart3:", "uart4:", and "uart5:"
Signal Meaning
External +5VDC max 500 mA (automatic switch-
off at overload, short-circuit protected)
TXD Transmit data
RXD Receive data
DSR Data set ready
GND Ground
DTR Data terminal ready
CTS Clear to send
RTS Request to send
– Not used
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