Load the sketch into the Arduino IDE, set debug = true to test and get values so that you can calibrate the touch sensitivity: Be sure to set the board type - I use "DOIT ESP32 DEVKIT V1" for mine.
Electrical circuit elements: ESP32-DEVKIT-V3, SenseAir S8, DHT22, SSD-1306 display SenseAir S8: infrared CO2 sensor with ModBus comunication protocol DHT22: Temperature/ Humidity Sensor Display of ...
ESP32 is a tiny cheap 8$ module with a dual core 32-bit CPU and built in Wi-Fi and dual-mode Bluetooth with sufficient amount of 30 I/O pins for all basic electronics projects. All these features are ...
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