And something else, which we'll start with before trying to regulate our traffic.
We'll use LEDs (Light Emitting Diode): 1 red, 1 yellow and... ?!?!
yes, 1 green.
In the first part every LED will be gradually turned from off to on and viceversa.
After that, the traffic lights: just one LED on.
We need following stuff:
...continue reading "Manual and Automatic Traffic Lights"