User's Manual

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MP9210 Owner’s Manual

26

RS-232 Connector Specifications

Figure 11: RS-232 Connector

Baud rate 9600 —

Parity None —

Data bits 8 —

Stop bits 1 —

Pin 1 CNVSS Normally low. High puts

reader in programming mode.

Pin 2 ETxD1 TXD

Pin 3 ERxD1 RXD

Pin 4 Shorted to pin 6 (DTR) DTR

Pin 5 GND GND

Pin 6 Shorted to pin 4 (DSR) DSR

Pin 7 ECTS1 CTS

Pin 8 ERST1 RTS

Pin 9 +5 Vdc +5 Vdc