ESP easy+nodemcu+HC-SR501 problem

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rfmon
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Joined: 23 Feb 2017, 10:53

Re: ESP easy+nodemcu+HC-SR501 problem

#21 Post by rfmon » 15 Jul 2018, 12:47

I had seen the 3v3 pin but I can not find the chpd pin that goes bridged with the 3v3. I keep trying
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jollyroger
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Joined: 01 Jul 2018, 12:23

Re: ESP easy+nodemcu+HC-SR501 problem

#22 Post by jollyroger » 28 Jul 2018, 20:13

nothing to do, I inserted a 10k resistor between the GPIO and the sensor data output but I continue to have fakes, it goes continuously between the two states
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jollyroger
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Re: ESP easy+nodemcu+HC-SR501 problem

#23 Post by jollyroger » 29 Sep 2018, 11:06

nothing to do probably the sensor model has problems .. I will try to change the manufacturer ..
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