pulse

Homebrew Arduino Pulse Monitor (Visualize Your Heartbeat)

Movies look cool with those EKG (electrocardiogram), the one that beeps and detects heart activities. A few months ago, we had to shoot a hospital scene for our school project. We needed an EKG instrument. To keep the movie authentic, we didn’t want to fake the readings so we made the next best thing, a …

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Reading pulses from meters with pulse outputs.. using arduino

A note on what this document covers The main thing that’s being added here to the wealth of information on the internet about pulse counting is how to count pulses from more than two pulse outputs sources (up to 12 sources) using a continuos sampling and direct port manipulation Arduino sketch as opposed to interrupt …

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