I'm having the same problem testing a similar example in https://github.com/m5stack/ATOM_DTU_LoRaWAN/blob/master/examples/Modbus/ModBus-RTU/Slave/Slave.ino
Does anyone have a working example to share?
I'm having the same problem testing a similar example in https://github.com/m5stack/ATOM_DTU_LoRaWAN/blob/master/examples/Modbus/ModBus-RTU/Slave/Slave.ino
Does anyone have a working example to share?