Overview The precise and accurate control of servo motors is an important aspect of electronics and instrumentation. Having absolute control over the operations of a servo motor allows an engineer to correctly adjust process control … Read more
James Fuller
Overview Interfacing a piezoelectric buzzer and an ESP32-WROOM microcontroller using a pushbutton entails prompting the buzzer to generate a sound or melody at the push of a button. It is a very simple but efficient … Read more
ESP32 Tutorial – Button Piezo Buzzer
Overview Process control of appliances using a 5V SPDT relay module and an ESP32-WROOM microcontroller is a widespread application used in everyday home automation and consumer electronics. but the incorporation of debouncing effectively causes several … Read more
ESP32 Tutorial – Button Toggle Relay
Introduction Controlling an appliance using a 5V SPDT relay module and an ESP32-WROOM microcontroller is a very common application used in everyday home automation and consumer electronics, allowing a foundational understanding of DIY home automation … Read more
ESP32 Tutorial – Button Relay
Introduction Interfacing a pushbutton-controlled LED using an ESP32-WROOM is a simple yet important aspect of learning beginner electronics. This project essentially serves as a basic project that can be a foundation for more complex applications. … Read more
ESP32 Tutorial – Button LED
Introduction Interfacing and controlling a limit switch with an ESP32-WROOM microcontroller involves connecting the limit switch to one of the GPIO pins on the ESP32-WROOM and monitoring the switch for any changes in its state. … Read more
ESP32 Tutorial – Limit Switch
Introduction Interfacing a toggle switch with an ESP32-WROOM module involves connecting the switch to one of the GPIO pins of the ESP32-WROOM so that you can detect the state of the switch (on or off). … Read more
ESP32 Tutorial – Switch
Introduction Pushbutton or switch bouncing is a simple yet annoying problem that is very common if you are dealing with any kind of electronic circuit involving switches. Simply put, it introduces false button presses and … Read more
ESP32 Tutorial – Button Debounce
Overview Pushbuttons are essentially the building blocks of any electronic circuit or design setup. Interfacing it with an ESP32-WROOM microcontroller involves connecting the pushbutton to one of the GPIO pins on the ESP32 and then … Read more
ESP32 Tutorial – Push Button
Introduction A laser security alarm system using an Arduino Uno microcontroller, an LDR sensor, and a laser light module is a highly effective and customizable security system that can be used to protect a variety … Read more
How to Make a Laser Security Alarm Using Arduino
Introduction Photography enthusiasts are always on the lookout for ways to improve their skills and take better shots. One area that can greatly enhance the quality of their images is camera control. By remotely triggering … Read more
Arduino Camera Shutter
Introduction In today’s world, colors play an important role in our lives. We see colors everywhere, from nature to technology, and being able to measure and control them is becoming increasingly important. Arduino is a … Read more
Arduino Color Detector
Introduction Flame sensing systems with buzzer and LED using Arduino UNO and an Arduino LDR module are becoming increasingly popular for detecting and alerting individuals of potential fire hazards in a variety of settings, such … Read more
How to make Flame Sensor with Buzzer using Arduino
Introduction Measuring distance using an Arduino UNO with an ultrasonic sensor HC-SR04 and a buzzer is a fascinating project that involves using an electronic device to detect the distance of an object and provide an … Read more
Ultrasonic Sensor with Buzzer using Arduino
Introduction IoT-based smart irrigation systems have revolutionized the agriculture industry by enabling farmers to remotely monitor and control the water supply to their crops. These systems utilize sensors to measure soil moisture levels and weather … Read more
IoT Based Smart Irrigation System using NodeMCU ESP8266 & Adafruit IO
Introduction A Smart Biometric Door Lock using NodeMCU and Fingerprint Sensor is a cutting-edge security solution that combines the power of IoT, biometrics, and cloud computing to provide a secure and convenient access control system. … Read more