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Welcome to our project of building automatically controlled traffic lights.
Red LED x 1
Yellow LED x 1
Green LED x 1
220Ω resistor x 3
Arduino-Genuino Uno x 1
Bread board x 1
Male to Male jumper wires x 4
A resistor is used to decrease the current power for the led. There are many type of resistors. We differentiate by their colour codes .The diagram given on the right is just given for your reference.
For the explanation video, see:
In this video I have shown the function of the parts i have used in this project.
Connection Explanaton Video:
In this video I have explained how the connections work in project
Code Explanation Video: