NodeMCU ESP8266: A microcontroller with built-in Wi-Fi capability ... providing a robust platform for smart home applications. Connect the sensors to the Arduino UNO for local control and monitoring.

So, in this tutorial, we are going to set up the NodeMCU-ESP8266 with the Arduino ... the LED connected to NodeMCU. Arduino Cloud IoT platform enables users to write code, compile and upload directly ...

This is a Example code for Sending Data from Arduino UNO to NodeMCU ESP8266 which then publishes the serial data to Firebase Realtime Database The API key in Firebase is the Web API key on the main ...

Let’s now start writing a program for ESP8266 NodeMCU using Arduino IDE. (Some basic knowledge of microcontrollers ... So, we first configure the GPIO port, then output a high level, and then connect ...

But if you are working with a humble Arduino UNO or Nano board and you want to connect your Arduino to the internet, then you have two popular options. One option is to use an ESP8266 with Arduino and ...

This system is implemented using the NodeMCU ESP8266 Wi-Fi module, Arduino Uno, 4 channel relay module, temperature sensor (DHT 11), LDR and PIR sensor. The system can control home appliances both of ...