Reference Manual

Table Of Contents
8. FGR3 Wireless Data Radios Pinouts
FGR3
User-Reference Manual
LUM0110AA Rev Jan-2019 Page 117 of 143 Copyright © 2019FreeWave
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8.7. RS485 Half Duplex Pinouts
RS485 Half Duplex Pin-Outs
Function Bare Board Pin Number DB-9 Pin Number
Wire to both pins for Bus + Short 5 and 7 Short 2 and 3
Wire to both pins for Bus - Short 9 and 10 Short 7 and 8
Signal Ground 4 or 6 5