This ESP32-based Weather Instrument collects temperature, humidity, light intensity, and atmospheric pressure from three onboard sensors and sends the data to ThingSpeak every two minutes. Ideal for beginners in IoT, this project demonstrates real-world sensor … Read more
Afzal Rehmani
Build a sleek and modern weather station using an ESP32 board with a built-in 0.96″ OLED screen. This project fetches live weather data and 3-day forecasts from OpenWeatherMap and displays it in a stylish sliding … Read more
ESP32 OLED Weather Station with Real-Time Forecast
This simple yet powerful project uses a TCRT5000 IR Reflective Sensor and an SSD1306 OLED display to visualize distance or surface reflectivity as a horizontal bar graph in real time. As objects move closer to … Read more
Visualize TCRT5000 IR Sensor on OLED with a Real-Time Bar Graph
In this interactive Arduino project, we simulate a bouncing green ball on a full-color ST7789 170×320 LCD screen, controlled entirely by the motion of an MPU6050 gyroscope. As you tilt the sensor, the ball moves … Read more
Tilt-Controlled Bouncing Ball Game Using MPU6050 and ST7789 LCD
If you’ve ever wanted to turn motion into something visual, this simple yet fascinating Arduino project might be the perfect place to start. By combining an MPU6050 accelerometer with an Arduino UNO and seven LEDs, … Read more
Visual Tilt Tracker using Arduino UNO and MPU6050 with LED Directional Display
Bring your projects to life with a pair of expressive eyes! In this Arduino project, we use a joystick to control two animated pupils on an OLED screen. Pressing the joystick button makes the eyes … Read more
Joystick-Controlled Animated Eyes on OLED Display Using Arduino
Introduction In small electronic projects that need an AC supply, the conversion of DC into an AC supply is a big deal. Even in big projects designers need to convert the DC voltages. For example, … Read more
12v DC to 220v AC Inverter Circuit using CD4047 IC
Introduction The article explores the integration of the ESP32 microcontroller with the Stepper Motor 28BYJ-48 and the ULN2003 Motor Driver. Stepper motors offer precise positioning and rotation, making them ideal for various applications. The 28BYJ-48 … Read more
ESP32 with Stepper Motor 28BYJ-48 and ULN2003 Motor Driver
Introduction Weather matters to all of us; good weather changes our moods, mind, and feelings. However, sometimes unexpected weather ruins our plan. It’s either a trip with our friends or a party with relatives if … Read more
Mini Weather Station using ATtiny85 and DHT22
Overview The Seedstudio XIAO, powered by the RP2040 microcontroller, has quickly gained popularity in the maker and electronics community due to its affordability, versatility, and robust performance. One of the fascinating aspects of the RP2040 … Read more
Interfacing DHT22 Temperature Sensor with XIAO RP2040
Overview Measuring light intensity is a crucial aspect of various applications, from photography to environmental monitoring. A light meter provides an easy and accurate way to quantify light levels, helping photographers capture perfect shots and … Read more
Light Meter using XIAO RP2040 & OLED SSD1306
Overview Earthquakes are scary natural disasters that can cause a lot of damage and danger. Imagine if there was a way to know when an earthquake might happen a little bit before it does. That … Read more
Earthquake Detector & Alarm using XIAO RP2040
Overview Voice recording technology has come a long way, and it has become an integral part of various applications, from voice assistants to security systems. If you’re interested in building your own voice recording system, … Read more
Voice Recording with ISD1820 Module and ESP01
In this tutorial, I will tell you the best way to build a basic Lead Acid Battery Charger Circuit. This circuit utilizes to charge Rechargeable 12V Lead Acid Batteries with a rating in the scope … Read more
How to make a 12 Volt Lead Acid Battery Charger Circuit
Introduction Pulse sensors are used in several projects for athletes, gaming, home appliances, and mobile phone developers where there is a need for reading heart rate data. In this tutorial, I’ll focus on one of … Read more
Heart Rate Pulse Sensor – BPM Meter using OLED & ESP32

Understanding Power Supply Basics 1. Types of Power Supplies    – Linear Power Supply: This supply is thus an analog where transformers reduce voltage and how diodes rectify; easy and stable across outputs but relatively inefficient … Read more