ESPEasy
Connect an SSD1306 OLED screen to ESPEasy
Using a screen with ESPEasy is very easy. Here the step by step instructions with video
Comparison of CO2 sensors MH-Z19B vs Senseair S8
Here you will find the differences and similarities between the MH-Z19B and Senseair S8 CO2 sensors
A homemade CO2 meter with Wifi against the coronavirus
Build your own CO2 meter easily in one afternoon
How do I go about creating a new circuit?
How is the design of a home circuit? Let's talk about design and assembly of electronic circuits
Wifi Home CO2 Meter (Knowing We Breathe)
CO2 (Carbon Dioxide) is a dangerous gas for humans. In high concentrations it can cause vertigo, headache, high blood pressure, fast heartbeat, suffocation and loss of consciousness.