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Can the ESP32 be directly connected to the MQ135 air quality detection sensor?

http://esp32.io/viewtopic.php?f=12&t=22876

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Can the ESP32 be directly connected to the MQ135 air quality detection sensor?

Posted: Tue Aug 24, 2021 8:09 am
by Hayden
1. Can ESP32 be directly connected to the MQ135 air quality detection sensor?
2. Can you give me the wiring diagram?
3. Does anyone have the Arduino program to connect ESP32 to MQ135?

Re: Can the ESP32 be directly connected to the MQ135 air quality detection sensor?

Posted: Tue Aug 24, 2021 5:47 pm
by WiFive
I googled it and there are many tutorials
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