In this tutorial, we will learn to use interrupts and timers of ESP8266 NodeMCU using Arduino IDE. By using ESP8266 interrupt, we will be able to detect changes on GPIO pins without the need to continuously poll GPIO pins. Whenever an interrupt occurs, we can execute a certain function that should execute on state change … Read more
In this user guide, you will learn how to use the Arduino IoT cloud using an ESP32 module. Through this software, we’ll show you how to create your very own IoT project through which you will be able to control the onboard LED of your ESP32 board. Not only that, but we will also create … Read more
Learn to make a web server with MicroPython to control outputs using ESP32 and ESP8266 GPIO pins. In this tutorial, we will create a web server which contains an ON and OFF button. The ON and OFF button controls the LED connected to one of the GPIO pins of ESP32 or ESP8266. Furthermore, we will … Read more
In this tutorial, we will learn how to configure and handle interrupts in ESP32 and ESP8266 development boards using MicroPython. We will demonstrate this through an example with a PIR sensor and an LED. Recommended Components The following components are used in this project or are helpful for getting started with MicroPython on ESP32 and … Read more
In this tutorial, we will learn about how to use GPIO pins of ESP32 and ESP266 using the MicroPython programming language. For demonstration purposes, we will, first, take an LED blinking example. After that, we will see an LED chaser example in MicroPython using uPyCraft IDE. We will discuss GPIO pin examples for both ESP32 … Read more
Learn STM32F4 Discovery Board LED blinking step by step using GPIO pins, HAL library, and Keil uvision IDE. Complete tutorial with wiring, code, and troubleshooting for the STM32F407VGT6 microcontroller.
In this tutorial, we will learn how to use the input and output ports of the 8051 microcontroller. The 8051 microcontroller has 40 pins, comprising four I/O ports. The microcontroller uses 8 pins for specific purposes, while 32 pins are configurable as input and output pins to connect the microcontroller with peripheral devices. Each port … Read more
In this tutorial, we are going to look at how to blink an LED using the ATmega32 AVR microcontroller. This article will discuss the basics of programming an AVR ATmega32. We will learn how to develop codes for blinking LEDs using the ATmega32. You will also learn how to determine the direction of I/O pins and … Read more
In this tutorial, we will learn to use digital output pins of Arduino by making LED-based projects. Starting with simple LED blinking projects, we will see different projects and Arduino sketches to control light-emitting diodes. The purpose of this tutorial is to learn to use GPIO pins of Arduino as digital output pins. After reading … Read more