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Raspberry Pi 3 Cookbook for Python Programmers
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The hardware equivalent of hello world
is an LED flash, which is a great test to ensure that everything is working and that you have wired it correctly. To make it a little more interesting, I've suggested using a red, blue, and green (RGB) LED, but feel free to use separate LEDs if that is all you have available.
You will need the following equipment:
Each of the preceding components shouldn't cost many dollars and can be reused for other projects afterwards. The breadboard is a particularly useful item that allows you to try out your own circuits without needing to solder them:
Diagrams of an RGB LED, a standard LED, and an RGB circuit
The following diagram shows the breadboard circuitry:
The wiring of an RGB LED/standard LEDs connected to the GPIO header
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