This code helps to control a servo motor using a touch sensor. You can connect the wires as below. Connect the touch sensor pin to D2 Connect the servo motor pin to D9 //below is the arduino code ...

The ultrasonic sensor uses sound waves to detect the presence of waste in the dustbin. When the sensor detects waste, it sends a signal to the Arduino microcontroller, which in turn activates the ...

Arduino Obstacle Avoiding Car Circuit Diagram . The complete circuit diagram for this 2wd obstacle avoiding robot is given below. As you can see, it uses an Ultrasonic sensor to take measurements in ...

Fig 1. Automated trash bin setup using an ESP32, ultrasonic sensors, and a servo motor. One ultrasonic sensor is positioned to detect hand proximity, triggering the servo motor to open the bin lid ...