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ASYNC RS-232 TO 2-WIRE RS-485 CONVERTER
ASYNC RS-232 TO 2-WIRE RS-485 CONVERTER
Appendix: RS-232 Pin
Configuration and DCE
Connection Wiring
Figure A-1. RS-232 Pin Configuration.
1-(FG) Frame Ground
2-(TD) Transmit Data (Input)
3-(RD) Receive Data (Output)
4-(RTS) Request to Send (Input)
5-(CTS) Clear to Send (Output)
6-(DSR) Data Set Ready (Output)
7-(SG) Signal Ground
8-(DCD) Data Carrier Detect (Output)
9-External Power (Input)
(Input) Data
Terminal Ready
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