Hi there, I'm very new to the arduino and it's sensors. I was hoping you could help me out a little. I'm trying to measure the heartbeat with the KY-039 sensor: [image] So, my question is how would I set this up with the arduino Uno and a breadboard so I can read out the data? And where can I fin…

How do I use the KY-039 sensor?

system June 10, 2014, 2:19am 8

Should there be light coming from the Led when you apply power to the sensor?

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