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We are now done with setting up the Arduino Cloud IoT, the next step is to program the NodeMCU to read the data from DHT11 and send it to Arduino Cloud. To do so, we need to go to the "Sketch" tab.

Simply connect the LED with ESP8266 board as shown in image connect positive leg of LED TO D1 pin and negative leg of LED to GND pin. Simply connect the ESP8266 board to PC using Micro USB cable Open ...

Finally, once the installation is completed, go to Tools ->Board -> and select NodeMCU 1.0(ESP-12E Module). Now, you can program NodeMCU with Arduino IDE. As we have finished setting up the Arduino ...

Cut one of the wires in the middle and connect one of the cut ends to the COM pin and the other to the NO terminal of the relay module. Connect pin D2 of NodeMCU to IN pin of the relay module. Setting ...