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
Introduction A water level indicator, as the name implies, is a system that signals specific levels of water or other liquid, and it is used in a variety of applications. It may be used to … Read more
Water Level Sensor with ATtiny85 and Buzzer Indicator
Hi guys, in this tutorial I will be teaching you how to display any image on an OLED SSD1306 display using an Atmega328p Chip. I know that this topic is quite addressed on the internet … Read more
Display Images on OLED SSD1306 – Atmega328p
Introduction A joule thief circuit enables the battery to light an LED in the circuit even if that LED requires more battery power. For example, a 1.85V led can be lightened by a 1.5V battery … Read more
Simple Joule Thief Circuit – DIY Electronics Project
Overview In today’s world, we have lots of smart devices that can be controlled remotely. Imagine being able to turn on or off your home appliances using your phone or computer, even if you’re far … Read more
ESP32 Tutorials – Control AC Appliances with Relay (Web Server)
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 Smoke detectors are crucial devices that play a pivotal role in ensuring the safety of homes and workplaces. They serve as early warning systems, detecting the presence of smoke or potentially harmful gases in … Read more
Smoke Detector using MQ-2 Gas Sensor & XIAO RP2040
Overview In the realm of embedded electronics and IoT (Internet of Things) projects, the ESP32 has emerged as a versatile and powerful microcontroller platform. Its capabilities, coupled with its affordability, have made it a favorite … Read more
How to Use OLED Displays with ESP32 Boards
Overview In today’s digitally connected world, the Internet of Things (IoT) has transformed the way we interact with our surroundings. From smart homes to industrial automation, IoT devices have become an integral part of our … Read more
Controlling AC Fan using ESP32 Web Server
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 In today’s era of technology, the Internet of Things (IoT) has opened the doors to innovative solutions in various fields. One such application is an object counter that utilizes Infrared (IR) sensors in conjunction … Read more
Object Counter using IR Sensor & XIAO RP2040
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
Introduction The need for a security system has arisen as a result of rising crime rates. So, Having a security system gives you the safety and security you need to lead a peaceful life, whether it be … Read more
Laser Tripwire Home Alarm System
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
The Arduino uses the ATMega328p chip. We can get that in an SMD format (ATMega328p-AU) or the DIP format for trough hole soldering (ATMega328p-PU). But, the chip by itself can’t work. It needs a few … Read more
How to make your own Arduino UNO PCB – ATMega328p
Overview In today’s digital age, the integration of various technologies has led to innovative applications across different domains. One such integration is the combination of YouTube’s vast data resources with the capabilities of microcontrollers like … Read more