Keyestudio KS0436 Kit Manual page 37

How to make a traffic light?
REV4 Baseplate
What You Need:
Red LED x 1
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Yellow LED x 1
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Green LED x 1
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220Ω Resistor x 3
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Jumper wires x 4
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USB cable x 1
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Check out the hookup table below to see how everything is connected.
Hookup Guide:
Schematics:
37