Complete ESP32 tutorials starting from basics to advances level. ESP32 is a famous development board for the internet of things applications. Although, other IoT development boards are also available in the market. But this board gains popularity among embedded developers and hobbyists in a short time. Because of its on-board many features such as Bluetooth, BLE, WiFi, Crypto-Engine and many others.
In this tutorial, we will learn to interface L298N Motor Driver with ESP32. This is an in-depth guide about the L298N motor driver including its specifications, pinout, interfacing with ESP32 board. Firstly, we will see an example to control DC motor speed. In the end, we will see an example to control the direction of … Read more
In this tutorial, we will learn to interface MAX7219 LED Dot matrix display with ESP32 development board. Firstly, we will look into the introduction, pinout of MAX7219 LED dot matrix display module. It is an LED array used to display various types of texts, symbols, and images in the form of dots which consists of … Read more
This guide focuses on the 4 digit 7 segment display and its interfacing with ESP32 using 74HC595 shift register. By using the 74HC595 shift register to drive 7-segment displays with our ESP boards, we can save GPIO pins of ESP32. First, we will show you some descriptions of 7 segment displays and 74HC595 IC and … Read more
In this project, we will build an IoT based fire detection project using an Infrared flame sensor and ESP32 with an email alert feature. Our fire detection project will be linked with the IFTTT web service to generate an email alert to notify users whenever a fire is detected. The user will get an update … Read more
In this tutorial, we will learn how how to use ADC (analog to digital converter) module of ESP32 development board with Arduino IDE. Furthermore, We will learn to measure analog voltage with ESP32 ADC channels. Recommended Components The following components are used in this project or are helpful for building it with the ESP32. Component … Read more
In this ESP32 tutorial, we will learn how to configure and use external interrupts with ESP32 GPIO pins in Arduino IDE. We will demonstrate this through an example with a push button and an LED. Additionally, we will also show you how to measure ESP32 interrupt latency via an oscilloscope measurement. Recommended Components The following … Read more
In this IoT project, we will create an IoT based sound pollution monitoring system using ESP32, sound module, and Blynk app. We will use the KY-038 microphone sensor to detect sound in decibels and display sound in decibel on an OLED. Additionally, we will link our sound pollution monitor with Blynk application. To make our … Read more
In this ESP32 web server project, we will create a web page hosted on ESP32 which we will be used to control the speed of a DC motor using the L298N motor driver module. A web page will consist of an HTML slider that will be used to generate variable duty cycle PWM for a … Read more
In this project, we will build an IoT based fall detection project using an MPU6050 sensor and ESP32 with an email alert feature. Our fall detection project will be linked with the IFTTT web service to generate an email alert to notify users whenever a fall is detected. The user will get an update whenever … Read more
This tutorial will focus on ESP32-CAM getting started guide. We will learn about ESP32-CAM by creating a live streaming application and face recognition example. Additionally, we will create a video streaming web server that will be used as a facial/object recognition tool using Arduino IDE. You can know more about ESP32-CAM and its pinout here: … Read more