Controlling LED Brightness using Arduino and Node.js Webserver. Similar to Blinking an LED with Node.js, this section will also have some parts i.e. Setting up Arduino UNO, Setting up Web Interface ...

In the image below you can see the circuit diagram of the LED blinking hardware setup. Here, we have two LEDs, the positive terminal of red LED is connected with GPIO 27 (pin 13) and positive terminal ...