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Make your own Heart Rate Monitor #Arduino

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From instructables user paulindallas:

Beep..beep… Are you still alive?

Okay, let’s get to the heart of the matter. This is not an ordinary, run of the mill, Heart Rate Monitor. This is a Geeky, ordinary, run of the mill, Heart Rate monitor. It not only shows an 8×8 dot matrix LED display of a heart that pulses to your heart rate, but it tells you the beats per minute in the binary numbering system.

Yes, this counts from 0 (Zero) pulses… sorry to say this but you are either dead, or the monitor isn’t working… all the way to 255 pulses a minute… now that is quite an Aerobic Workout you’ve got going.

Full instructable


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