Example of a button push - originally for usage of a door bell notifier, but can be used for other thing. This code uses the Arduino IDE (1.6.7 at time of this writting), with the NodeMCU boards ...
Despite having multiple messaging apps like WhatsApp, WeChat, Facebook Messenger, etc., we can't ignore the fact that the most effective and professional way for an IoT device to communicate with its ...
The NodeMCU development board is a powerful solution to program microcontrollers and be part of the Internet of Things (IoT). The NodeMCU development board, based on ESP8266EX, is a cute module with a ...
I have tried numerous tutorials, Arduino examples and I cant get an SD to initialize. There is a card inserted that is formatted with exFAT and there is one file test.txt. Particularly SD Card Module ...
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