User's Manual

FreeWave Technologies Spread Spectrum Transceiver User Manual
900 MHz and 2.4 GHz
V5.0S
57
RS-422 & RS-485 Full Duplex pin-outs
Function Bare Board Pin Number DE-9 Pin Number
RX+ 7 3
RX- 9 7
TX+ 5 2
TX- 10 8
RS-485 Half Duplex pin-outs
Function Bare Board Pin Number DE-9 Pin Number
Wire to both pins for Buss + Short 5 & 7 Short 2 & 3
Wire to both pins for Buss - Short 9 & 10 Short 7 & 8
Table 20: RS-422 & RS 485
full duplex
Table 21: RS 485 half duplex