User manual

23 Appendix A

Jumper Setting for RS-232 Interface: (Default Setting)

Figure A.6: RS-232 Jumper Settings

Jumper Setting for RS-485 Interface:

Figure A.7: RS-485 Jumper Settings

A.3 RS-232/422/485 Serial Port (CN15~CN16)

Pin Assignments

Note: NC represents “No Connection”

Table A.4: RS-232/422/485 Serial Port Pin Assigns

Pin RS-232 RS-422 RS-485

1DCD Tx- DATA-

2RxD Tx+DATA+

3 TxD Rx+ NC

4DTR Rx- NC

5 GND GND GND

6DSR NC NC

7RTS NC NC

8CTS NC NC

9RI NC NC

A BCD HGEF

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