Tag Projects for: 'ppm'
SGP30 Air Quality Sensor VOC and ECO2 Gas Sensor

In This tutorial we will learn how to use the SGP30 Air Quality Sensor to Display TVOC-Total volatile organic compounds,CO2 -Carbon dioxide, Hydrogen and Ethanol on the OLED Display. In Part2 we will learn how to calculate the absolute Humidity and also Display the Temperature and Humidity using the DHT11 Sensor. Watch the video.  …