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by gregger2k
Sat Mar 24, 2018 6:58 pm
Forum: ESP32 Arduino
Topic: ESP32 RS485driver hardwareserial ModbusMaster
Replies: 20
Views: 11926

Re: ESP32 RS485driver hardwareserial ModbusMaster

https://www.esp32.com/viewtopic.php?f=19&start=20&t=5094 I've seen this sort of problem before with the ESP32. A few weeks ago, I fixed Modbus, TIA485. It was because the timing of the ESP32/libraries was just messed up. :-( It looks like I'm going to have to look into the wire library. :-( antonyc...

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