Traffic light using 4017 and 555
Traffic light using 4017 and 555 Parts List: IC555 IC4017 Transistor 2N2222 or any other NPN(3pcs) Red 3mm LED(35pcs) Yellow 3mm LED(35pcs) Green 3mm LED(35pcs) Potentiometer 1M Resistor 100K Resistor 200R 1W Resistor 1K(3pcs) Capacitor 10uF 16v Diode 1N4007 or 1N4148 (9pcs) Circuit: Note: Use 3mm LEDs only Gerber File: https://drive.google.com/open?id=148pt9TWYS_L4lGvcN-ootc40P0dDy-2m Video: