![]() Grab a board and the components, follow my tutorial for how to solder it together, and just plug it into your arduino / nodemcu / raspberryPi / whatever and get coding! Clean compact package, easy to see what's going on, and a neat little trinket to have running on your desk. ![]() ![]() It quickly became obvious that breadboarding a traffic light with more than just one direction gets very messy very quick and is hard to visualize since all the LEDs are pointing up. Eventually one of them asked me to help them set it up. Just like the standard traffic light kits, but with four directions!People I know ask what would be a good project to learn how to code, I always said a traffic light.
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