An automatic toll gate system using Arduino revolutionises traditional toll collection by eliminating manual intervention.

1.Connect the Trig pin of the HC-SR04 to Arduino pin 9. 2.Connect the Echo pin of the HC-SR04 to Arduino pin 10. 3.Connect VCC and GND of the sensor to 5V and GND of Arduino, respectively. 4.Connect ...

This project uses OpenCV and cvzone to track hand gestures from a webcam and control a servo motor connected to an Arduino board. The servo moves based on the number of fingers detected as "up." ...