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For questions about NodeMCU, an open source IoT platform which includes firmware for running on the ESP8266.

-1 votes
1 answer
900 views

NodeMCU display temperature and control LED from an autorefresh web page

I'm totaly new to Arduino, I'm using ESP2866 NodeMCU and dht22 to display temperature and humidity in a web page, it is autorefresh (using AJAX) and it works perfectly, I wanted to add 2 buttons to it …
Al Ma's user avatar
  • 1
0 votes
1 answer
1k views

Using a water sensor with a NodeMCU make it less sensitive?

I'm trying to digitalRead from a water sensor (the one in the picture) using NodeMCU v3,when I try the sensor with an Arduino board it works fine, but when I try it with an ESP8266 NodeMCU v3 it becomes …
Al Ma's user avatar
  • 1