LoRaWAN soil moisture sensor based on Atmega328P, which is Arduino Uno compatible, and low sleep current of less than 1uA. We prepared the Arduino firmware frame, to help learners create a LoRaWAN application easily.
LoRaWAN Temperature/ Humidity/ Soil Moisture Sensor: https://www.makerfabs.com/lorawan-tem...
Wiki: https://wiki.makerfabs.com/LoRaWAN_Te...
Testing data on ThingSpeak: https://thingspeak.com/channels/1994904
Previous version based on RP2040: https://www.makerfabs.cc/article/lora...