JoCircuit_HUb— IoT, Courses, Embedded System

An Automatic street night light, as the name suggests, is an electronic street light that switches itself ON & OFF without the need for any human intervention. It senses the intensity of light from its … Read more

Automatic Street Night Light Circuit Using LDR | DIY Project

JoCircuit Hub

9,261 views

electronic-inverter-220-volt-ac-projects

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

JoCircuit_Hub

41,182 views

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

JoCircuit_Hub

6,043 views

Introduction The Servo Library is a great library for controlling servo motors. In this article, you will find “Arduino Servo Motor Control” by Potentiometer. It controls the position of an RC (hobby) servo motor with your Arduino and a … Read more

Arduino Servo Motor Control by Potentiometer

9,590 views

Weather-Station-attiny85-oled-electronics-projects

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

JoCircuit_Hub

11,785 views

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

JoCircuit_Hub

9,145 views

Hi guys, Am by names of IRAKOMEYE Johnson ,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

JoCircuit_Hub

4,330 views

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

JoCircuit_Hub

23,980 views

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)

JoCircuit_Hub

6,620 views

Interfacing DHT22 Temperature Sensor using XIAO RP2040

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

JoCircuit_Hub

2,736 views

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

JoCircuit_Hub

1,908 views

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

JoCircuit_Hub

5,599 views

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

JoCircuit_Hub

4,879 views

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

JoCircuit_Hub

2,939 views

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

JoCircuit_Hub

2,798 views

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

JoCircuit_Hub

2,857 views