This project is an automated garden watering system using an ESP32, relay module, solenoid valve, and a Python backend with MQTT. The system allows remote control of a solenoid valve via MQTT messages ...
SparkFun has just launched the “IoT RedBoard – RP2350” and “IoT RedBoard – ESP32” boards with Arduino UNO R4 form factor based on respectively Raspberry Pi RP2350B + RM2 wireless module and ...
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