Model Traffic Lights with Arduino

Some folks run a tight ship.

They have attention to detail, prioritize organization, and don’t stop even if they have to tick off a cat (more on that later)…

Take for example Daniel Pantillie, a member of Programming Electronics Academy.

He has been meticulously designing and programming a 3 way model T-junction intersection using Arduino, ultrasonic distance sensors, 74LS595 shift registers, buttons…it felt like every week he was adding new components!

You probably know that Arduino can be used for adding all types of fun automations to things like model railroad sets to much more – but why a traffic junction?

Why build this Arduino Traffic Light project?

In Daniel’s case he wanted to practice his programming skills.

You see, Daniel cut his programming teeth on Fortran and Cobol, so it’s been a while.

He did an immaculate job writing out a workflow for the program.

Then, look how beautifully these breadboards are laid out!

This didn’t all happen over night, but pieces were added over time, code tested, code removed… I mean when are you ever actually done with a project?

It was great to see in the community forum that he is happy with the result 😉.

But his cat, not so much…

It seems the entire setup made him a bit uneasy. Arduino projects can do that cats.

If you like this project, please let Daniel know in the comments!

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1 Comment

  1. Adrian Rawlings on January 3, 2025 at 8:34 pm

    Great job Daniel. I have always felt that the traffic light project is a great learning tool for Adruino beginners. As you have adeptly shown, it can be taken from the very simplest setup through to advanced levels of programming and hardware integration.
    Thank you for sharing

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