CanAirIO is a citizen science initiative. We are developing a mobile application that is able to set a PM2.5 or CO2 sensors, and other related sensors, as a fixed station using WiFi or mobile station with an smartphone by using a Bluetooth connection.
ADC oled change to curv = ((float)v * 1.1) / (4095); Add esp32 pico d4 power sensor pin to 19, adc to 36.