Traffic Light 4 Way. Using Arduino Uno

This is a simple 4-way Traffic Light Controller that I made. The LEDs are controlled my an arduino uno.

1. 4 red led, 4 yellow led, 4 green led
2. Breadboard

3. Arduino UNO

4. Cable

Step 1:

Step 2:

Step 3:

Step 4:

Step 5: Sketch

Comments

[jagmandeeps]

what kind of Resistor did u use

[Maquiz]

Help me with a circuit diagram in proteus please, I need it for my project

[PeterT129]

Hi Ali could you help me

I made the four way traffic system but I what to add a two pedestrian crossing to the arduino code, could you help me with this

[AdilahH]

Which country of this traffic light system ?

[RohanTheProgrammer]

Thank you for your help, this was my school project and i made it thanks to you, thank you sir

[MohanA1]

I did not understand how the blue cables need to be connected ?

[alikarkuki]

You must connected to the blue cables with negative trmnal of the led and connected to negative for Arduino

[DIY Hacks and How Tos]

Fun project. I have been meaning to make some traffic lights for my son's toy cars.

[alikarkuki]

am glad that i could help