DHT 11 sensor I use cause my MQ3 sensor to spike. So I tried a few tests, it seems every time the arduino does the: dht.readHumidity(); dht.readTemperature(); My MQ3 signal spikes. So if I change the frequency these two lines happen, the spike would change to those frequencies. If I remove thes…

DHT 11 sensor interfering with other sensors

TomGeorge November 1, 2021, 5:01am 7

Hi,

How are you powering your project especially the MQ3?

Thanks.. Tom..

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