2Pushbutton LED Flashlight

This LED flashlight will teach you to use pushbuttons, an essential skill in electronic circuits. You’ll learn how to use a pushbutton in your circuit to trigger an event—in this case, lighting an LED—when the pushbutton is pressed and stop the event when it’s released.

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PARTS REQUIRED

Raspberry Pi

Breadboard

5 mm LED

330 Ω resistor

Jumper wires

INTRODUCING SWITCHES AND BUTTONS

Switches are everywhere. You use them to turn on lights, adjust the speed of your blender, light your stove, and so much more. There’s a wide variety of switches available, but some of the ones you’ll see around the house include pushbutton, toggle, ...

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