Intermec EasyCoder C4 - RS-232 Serial Interface

Intermec EasyCoder C4—User’s Guide 47
Appendix C— Interfaces
RS-232 Serial Interface
Printer connector: DB-9pin female RS-232 connector.
Host EasyCoder C4 Host
Signal DB-9 DB-9 Signal DB-9 DB-25 Signal
1 +5V 500 mA
1
1
RXD 2 2 TXD 2 3 RXD
TXD 3 3 RXD 3 2 TXD
DTR 4 4 – 4 20 DTR
GND 5 5 GND 5 7 GND
DSR 6 6 RDY 6 6 DSR
RTS 7 7 – 7 4 RTS
CTS 8 8 RDY 8 5 CTS
9–9
1
/.The combined load on the external +5V on both the parallel and the
serial port must not exceed a total of 500 mA.