Afternoon, I'm looking to use a PulseSensor as a countdown clock. Everytime your heartbeats the numbers go down. I've not got the sensor yet but i've hit a little roadblock when i start to think about the code. So the PulseSensor on the example sketch library needs to be plugged into the analog pin…

PulseSensor Countdown

wvmarle May 7, 2018, 2:08pm 3

What pulse sensor (link to data sheet)? What's the exact output?

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