(Solved) : Idea Project Simulate Entrance Exit Gate Urbanization Gate Traffic Light Indicating Vehicl Q35494260 . . . .

The idea of ​​the Project is to simulate an entrance and exitgate of an urbanization. The gate will have a traffic lightindicating if the vehicle can pass or not. The mini project mustmeet the following conditions:

1) The traffic light must have the three states (red, yellow,green).
2) The initial state of the traffic light must be red.
3) The mechanical arm must be simulated with the servomotor.
4) When a vehicle is detected using an ultrasound sensor (distance<5cm), the traffic light
it should change from red to green to yellow, however, it will onlybe green when
the arm has reached its full opening (90 degrees).
5)