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Topic: PWM (Read 764 times) previous topic - next topic

bradley2548

ON my arduino.  I can hook up to the computer and the PWM coming out is perfect.  Then when I hook up to the battery the PWM looks like a saw tooth wave form.  Any Idea.

PaulS

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I can hook up to the computer and the PWM coming out is perfect.

You know this how?

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Then when I hook up to the battery the PWM looks like a saw tooth wave form.

Again, you know this how?

What code? What battery?

bradley2548

it was a ground problem.  I had it hooked up to the scope.  Turns out my lead for my ground on the scope is bad. 

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