In this tutorial, we will learn to interface L298N Motor Driver with ESP8266 NodeMCU. This is an in-depth guide about the L298N motor driver including its specifications, pinout, interfacing with ESP8266 NodeMCU board. Firstly, we will see an example to control DC motors with it. In the end, we will see an example to control … Read more
In this tutorial, we will learn to interface MAX7219 LED Dot matrix display with ESP8266 NodeMCU. 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 LEDs. … 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
In this tutorial, we will create an ESP8266 MPU6050 sensor readings Web Server dashboard. The readings will consist of the current temperature in degree Celsius, rotational position (x,y,z) and acceleration (x, y, z) using server sent events (SSE). The web server will display sensor readings received by an ESP8266 board connected with an MPU6050 sensor. … Read more
This guide focuses on the 4 digit 7 segment display interfacing with ESP8266 NodeMCU using 74HC595 shift register and Arduino IDE. By using the 74HC595 shift register to drive 7-segment displays with our ESP boards, we can save GPIO pins of ESP8266 NodeMCU. First, we will show you some descriptions of 7 segment displays and … Read more
In this tutorial, we will learn ESP8266 OTA programming using Arduino IDE. We will learn an interesting feature of the ESP8266 NodeMCU module that will allow us to perform over-the-air OTA updates. This means that the ESP8266 module like other Wi-Fi enabled microcontrollers supports to update the firmware or update files to the filesystem wirelessly. … Read more
In this Arduino tutorial, we will learn to interface touch sensor with Arduino. We will discuss its working, pinout, and programming it with Arduino. A touch sensor/button/switch is a type of switch that is used to monitor touch. Recommended Components The following components are used in this project or are helpful for building it with … Read more
In this tutorial, we will learn to interface KY-023 Joystick module with Arduino. First, we will see some introduction, pinout, and working of the module, After that, we will take a sample Arduino sketch for joystick module to read its state such as x-axis, y-axis, etc. In other words, we will read 2-axis motion. Additionally, … 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