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Topic: Control PC Fan Speed via serial monitor (or software in general)? New to Arduino (Read 801 times) previous topic - next topic


Hi everyone...

I'm trying to figure out how to control speed (rpm) of a pc fan through the serial monitor but I'm not sure if it's possible or how to code that....new to arduino!

I followed this schematics:


And i got this:

Using the example code, it's reading around 300rpm....is it possible to control that via softwarE?

Thanks in advance!


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