Heart Rate Sensor
CJMJ
Posts: 225
in Propeller 2
@JonnyMac In which one of the Parallax videos do you discuss using a heart rate sensor with the Nextion HMI? I want to purchase one of the heart rate sensor.
Comments
I think it was the first one, Carroll. Keep in mind, it's just an LED and an IR sensor. There was an article in N&V about doing the same thing with an LED and a CdS photocell.
-- https://www.nutsvolts.com/magazine/article/build-an-instant-heart-pulse-sensor
This is what I ordered:
-- https://www.amazon.com/gp/product/B01HTC52P4/