Circuit Diagram of the ESP32 Smart Irrigation System. Circuit diagram for this IoT Smart Irrigation System is given below. Connect the soil moisture sensor to D35 pin of ESP32, water level sensor to ...

ESP32-CAM Development Board Circuit Diagram. The circuit diagram for ESP32-CAM Board is given above. This circuit has three main parts, one is the battery charging circuit, the second is DC to DC ...

To measure battery voltage, engine RPM, fuel level and exhaust teperature with an ESP32 and send it to a NMEA 2000 network. - g7wbd/NMEA2000-Data-Sender ...

ESP32 Battery Monitor (July 2019) You can easily measure analog values with an ESP32 board and then send the data, using Wi-Fi, to a router and the ThingSpeak platform. This July 2019 article takes ...