While working with the RGB LED, I had to pay attention to the LED pin configuration, resistor connections, Arduino pin numbers, and breadboard connections. Checking each connection helped me ...
Building IoT projects with touchscreens used to be a headache, involving numerous components, messy wiring, and endless troubleshooting. But the ESP32-S3 Box-3 makes things way easier. It is an all-in ...
Potentiometers are one of the most common input devices you’ll find in electronics projects. They’re often used to control things like audio volume, screen brightness, or even robot speed. In this ...
This system uses a colour-changing LED (RGB LED/tri-colour LED) that switches to a new colour every 5 seconds. Simultaneously, the colour name is displayed on an OLED mini screen (SSD1306). This ...
const int redPin = 11; // R connected to digital pin 11 const int greenPin = 9; // G to digital pin 10 const int bluePin = 9; // B connected to digital pin 9 void setup() pinMode(redPin, OUTPUT); // ...
A pet project built to explore how a browser-based UI can communicate with physical hardware in real time. The idea was simple: pick a color on screen and have an RGB LED reproduce it instantly — no ...
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