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    Re: Need help with code for ardiuno

    I'm a total newbie with Arduino, but it sounds like it shouldn't be an issue to write something like that. I'd start with the RPM sensing stuff I posted above and go from there.
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    Re: Need help with code for ardiuno

    A hall effect sensor is a magnetically operated switch. As a magnet passes it, it'll contact. You will get a steady stream of On-Off-On-Off-On-Off. It doesn't change voltage in reality. It changes...
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    Re: Need help with code for ardiuno

    The flowmeter should be sending out pulses. See if you can measure that.
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