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An LED is a type of light source which is typically fairly small and has low power requirements.
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IR receiver starts giving nonsense readings in LED colour change setting
I have an IR module which I'm using to control an LED strip. I have set buttons 1–3 on the remote to select three basic static colours and up and down to adjust brightness. So far so good. … The LED is powered by a 12V adaptor. The IR receiver is the only thing powered by the Arduino.
My full code is as follows, I know it's untidy. …