Tilt Switch Circuit using 555 Timer
A tilt switch circuit is a simple yet effective way to detect motion or orientation changes. In this project, we use a 555 Timer IC along wi…
Afzal Rehmani3 min2.1k
Afzal Rehmani
237 projects published
Afzal is the founder and editor of Circuits-DIY.com, an electronics engineering community/news and project sharing platform. He studied Electronics and Physics and enjoys everything that has moving electrons and fun. His interests lying on solar cells, microcontrollers and switchmode power supplies. Feel free to reach him for feedback, random tips or just to say hello :-)
Afzal Rehmani3 min2.1k
Ticking Bomb Sound Circuit using 555 Timer
If you’re looking for a fun and simple electronics project that produces a realistic “ticking bomb” sound, this circuit is a great choice. U…
Afzal Rehmani3 min2.1k
ESP32-C3 Capacitive Touch Counter with Built-in OLED Display
This project demonstrates how to use a TTP223 capacitive touch sensor with an ESP32-C3 development board that includes a 0.42" built-in OLED…
Afzal Rehmani4 min6.7k
ESP32-C3 OLED Temperature and Humidity Monitor with DHT11 Sensor
In this project, you’ll learn how to create a real-time temperature and humidity monitor using an ESP32-C3 board with a built-in 0.42” OLED…
Afzal Rehmani3 min5.3k
Arduino VL53L0X Laser Distance Meter with OLED Display
In this project, we will build a compact and accurate laser distance meter using an Arduino Uno, a VL53L0X Time-of-Flight (ToF) laser rangin…
Afzal Rehmani4 min5.4k
How to Measure Force using FSR406 Force Sensor and Arduino
If you’ve ever wanted to detect pressure or measure how hard something is pressed using Arduino, this project is perfect for you. In this tu…
Afzal Rehmani4 min4.7k
PIR Motion Sensor Radar with OLED SSD1306 using Arduino Nano 33 IoT
Motion detection is a popular application in home automation and security systems. In this project, we’ll use an AM312 PIR motion sensor wit…
Afzal Rehmani3 min3.6k
Control an RGB LED Over WiFi Using Arduino Nano 33 IoT
IoT (Internet of Things) projects are all about connecting everyday devices to the internet. In this tutorial, we’ll use an Arduino Nano 33…
Afzal Rehmani4 min2.8k
Arduino Nano 33 IoT Motion Visualizer with LSM6DS3 and OLED SSD1306
Discover how to build a real-time motion visualizer using the Arduino Nano 33 IoT, its internal LSM6DS3 accelerometer and gyroscope, and an…
Afzal Rehmani3 min2.8k
Smart Door Lock Using Arduino Nano 33 IoT & SG92 Servo Motor
Smart home projects are becoming increasingly popular, and one of the most useful applications is a smart door lock. With just an Arduino Na…
Afzal Rehmani4 min3.8k
The Complete Guide to Potentiometer Wiring: Principles, Types, Examples & Selection Tips
Introduction: Potentiometer Wiring are commonly used adjustable resistors in electronic circuits. They are widely used in volume control, br…
Afzal Rehmani7 min8k
ESP32 Tilt Dice: Shake-to-Roll Digital Dice Project
Dice are an essential part of many board games and decision-making activities. But what if you could build your own digital dice that rolls…
Afzal Rehmani4 min7.4k
Magnetic Field Visualizer Using Hall Effect Sensor OLED & Arduino
In this project, we will build a Magnetic Field Visualizer using an analog Hall effect sensor, SSD1306 OLED display, and Arduino UNO. This s…
Afzal Rehmani3 min9.9kPage 1 of 19, 237 projects in all