This is an IoT project using ESP32 and DHT22 to monitor real-time temperature and humidity. The data is visualized on the Arduino IoT Cloud dashboard. Assemble the circuit following the layout shown ...
int mq2SensorPin = A0; // Analog pin for MQ2 sensor connected to A0 of Arduino int buzzerPin = 8; // Pin connected to the buzzer int ledPin = 10; // Pin connected to the LED int servoPin = 9; // Pin ...
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