Preparing to write some tutorials on getting started with Raspberry Pi, this tutorial uses C language for teaching. It roughly involves the control of the GPIO pins of the Raspberry Pi, an introduction to Raspberry Pi, and specific examples of using GPIO pins. It is mainly aimed at beginners of Raspberry Pi. We use the … Read more
In the tenth article of the Raspberry Pi getting started series, we will learn how to use the GPIO. — Anderson Silva So far, this series of articles has mainly focused on the software aspects of the Raspberry Pi, and today we will learn about the hardware. One of the main features that intrigued me … Read more
This article provides a quick guide to the ESP32 (based on MicroPython) — including example code. In just forty minutes, you can get started with the ESP32 using MicroPython. The content includes environment setup, GPIO, delay functions, timers, PWM, ADC, Flash operations, WiFi connections, and MQTT integration. By following along and coding yourself, you can … Read more
Learning microcontrollers just for the sake of it is not the correct approach. You may ask: How to systematically start learning STM32? This is fundamentally a wrong question. If you know how to use the 8051 and can write C, then there is no need to deliberately learn STM32. What you should consider is what … Read more
System.Device.Gpio is a brand new open-source library for .Net Core, designed to enable IoT (Internet of Things) applications to interact with hardware like sensors, displays, and input devices through its GPIO pins or other I/O controls. This library is enhanced by a collection of device bindings maintained by the community. As demonstrated by Microsoft’s .NET … Read more
Operating System System Burning Tool Raspberry Pi Imager The official Raspberry Pi website has a dedicated burning tool that allows you to choose the appropriate image for your needs. Download link: https://www.raspberrypi.com/software/ . Select the Raspberry Pi model, choose the operating system, select the target SD card, and proceed to the next step. After clicking … Read more
Originally, I planned to do something big over the weekend, like WIFI and web pages. However, after two days of work and discussions with foreign friends, I realized that there was a problem with the firmware. After communicating with a senior expert at night, I found out that the official firmware for the ESP32S has … Read more
RPPAL is a powerful library that provides a user-friendly interface for Raspberry Pi, allowing you to easily access peripherals such as GPIO, I2C, PWM, SPI, and UART. It not only enables you to control these peripherals effortlessly but also supports USB-to-serial adapters, allowing for more interesting development on the Raspberry Pi. The Core Advantages of … Read more
In the world of electronics, lighting up an LED is often the first task for those learning Arduino or other microcontrollers, similar to the “Hello World” in C programming. This time, we will also try to light up an LED using the GPIO of the Raspberry Pi. 1. Understanding the GPIO of Raspberry Pi B … Read more
Chapter 1: Basics of RPi.GPIO Module Importing the Module To import the RPi.GPIO module: import RPi.GPIO as GPIO By doing this, you can refer to it as GPIO for the rest of this script. You can check if the module was imported successfully by throwing an exception: try: import RPi.GPIO as GPIO except RuntimeError: print("Error … Read more