Demo of Water Level Indicator:- • Water Level Controller Using NodeMCU ESP8266
Sketch, ciruit diagram and libraries:- https://github.com/TrickSumo/water-le...
#IOT #NodeMCU #ARDUINO #ENGINEERING #FIREBASE
Step1:- Create firebase realtime database
Step2:- Create App using MIT app inventor
MIT App Inventor .aia File:- https://github.com/TrickSumo/water-le...
Step3:- Make Circuit
Circuit diagram for LoLin model:- https://github.com/TrickSumo/water-le...
Circuit Diagram for Amica model:- https://github.com/TrickSumo/water-le...
Step4:- Upload code to NodeMCU ESP8266 after some modifications
https://github.com/TrickSumo/water-le...
or
https://github.com/TrickSumo/water-le...
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Another approach with LM7805 voltage regulator IC (use this if you want to use battery as power source):-
https://www.instructables.com/id/IOT-...
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Step5:- Like, Subscribe and Share :)