Tag: coronavirus
- 15
Nov - 2020Cloud Platforms, M5Stack
2 min | 8136#M5Stack: Widgets on your Smartphone help you to stay safe from #COVID-19
Cloud Platforms, M5Stack | 2 min | 8136
This is the last follow-up of the tutorials:
- M5Stack: Fresh air checker helps you to stay safe from #COVID-19 and,
- Nginx: Docker, Flask and Let's Encrypt (SSL),
in which I explained how to build a CO2 measuring device using a M5Stack and an SG30 sensor, send the data to GCP, and offer it using HTTPS.
Fig. 1: CO2 reporting widgets on Android and iOS. These sensors can help to prevent Covid-19 spread in a room. If you want to implement the complete pipeline, check out the links above. This tutorial connects the data to your Android or iOS phone to see that in a Widget (see Fig. ...
- 15
Nov - 2020Cloud Platforms, M5Stack, MicroPython
12 min | 225320#M5Stack: Fresh air checker can help you to stay safe from #COVID-19
Cloud Platforms, M5Stack, MicroPython | 12 min | 225320
Winter is coming and the air-quality inside a closed room could be an index used to estimate the amount of aerosols in it, and hence the risk of Covid-19 infection. In other words, a system of CO2 traffic lights could help to spot potential corona-aerosols!
Where there are many people in a room, there is a lot of exhalation (approx. eight liters of air per minute per nose). This air contains CO2 (carbon dioxide). Long before Covid-19, in Germany, the German Environment Agenc...
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