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Can't figure out why when I power a water pump through a digital pin the code executes unexpectedly. (explained in more detail in the comments) : r/ arduino
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5V Water Pump + NPN Transistor shows garbage on serial with digitalWrite() - Motors, Mechanics, Power and CNC - Arduino Forum
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using submersible 5v water pump for irrigation system - Motors, Mechanics, Power and CNC - Arduino Forum
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