Basics of Embedded Programming | DHT11 Driver Code for ESP32 Based on ESP-IDF (C Language, C++ Language)

Basics of Embedded Programming | DHT11 Driver Code for ESP32 Based on ESP-IDF (C Language, C++ Language)

01Introduction: Let’s get straight to the point. 02Content 1. C Language Implementation #include <stdio.h> #include "driver/gpio.h" #include "freertos/FreeRTOS.h" #include "freertos/task.h" #define DHT11_GPIO 4 // Use GPIO4 #define DHT_TIMEOUT 10000 // 10μs timeout // Data storage structure typedef struct { int humidity; int temperature; bool checksum_ok; } dht11_data; // Initialize GPIO void dht11_init() { gpio_set_direction(DHT11_GPIO, GPIO_MODE_OUTPUT); … Read more

Exploration of C++ Programming Fundamentals Teaching Empowered by AI, Integration of General and Specialized Knowledge, and Industry-Education Collaboration

0 Introduction The New Engineering discipline refers to an educational approach centered on information technology, integrating multidisciplinary knowledge and skills, aimed at cultivating engineering talents with innovation, practical skills, and interdisciplinary capabilities.[1] C++ programming is a crucial foundational knowledge in the field of computer science and engineering. With the rapid development of information technology and … Read more

C++ and Embedded Linux: Building Efficient Real-Time Systems

C++ and Embedded Linux: Building Efficient Real-Time Systems

Hello everyone, I am Jiu Cai. Today we will discuss the use of C++ in building efficient real-time systems on Embedded Linux. This is a practical and interesting topic for C++ beginners and enthusiasts. We will explore the wonderful applications of smart pointers and how they can shine in Embedded Linux systems. The magic of … Read more

C++ Embedded Development: Basics and Practices of Hardware Programming

C++ Embedded Development: Basics and Practices of Hardware Programming

C++ Embedded Development: Basics and Practices of Hardware Programming Introduction With the rapid development of the Internet of Things and smart devices, the demand for embedded systems is increasing. C++, as an efficient and flexible programming language, is widely used in embedded development. This article will introduce the basic concepts of C++ in embedded development, … Read more

A Practical Guide to Efficiently Solving Nonlinear Equations in C++

Click the blue text above to subscribe! Solving nonlinear equations is one of the core problems in scientific and engineering computations, involving various fields such as physical modeling, machine learning, and financial analysis. C++ has become the preferred language for such problems due to its high performance and low-level control capabilities, but there are still … Read more

C Language Macros and C++ Templates: Applications of Two Metaprogramming Techniques in High-Performance Computing

C Language Macros and C++ Templates: Applications of Two Metaprogramming Techniques in High-Performance Computing

Introduction In High-Performance Computing (HPC), template metaprogramming or macros are often seen, where functions are called through template parameters or macro parameters. The most notable examples are CUTLASS (which uses templates almost exclusively) and OpenBLAS (which uses macros in many places). In fact, both macros and templates are metaprogramming techniques that occur before the actual … Read more

Raspberry Pi Officially Enters the Microcontroller Market with Raspberry Pi Pico

Raspberry Pi Officially Enters the Microcontroller Market with Raspberry Pi Pico

Description: 1. Raspberry Pi has begun to enter the microcontroller market, using its own RP2040 chip, with a main frequency of 133MHz, dual-core M0+, and 264KB of RAM. 2. The entry of Raspberry Pi into this field is primarily for ecological layout, as there are already many such boards on the market. We will see … Read more

C++ Debugging Techniques: Using GDB for Breakpoint Debugging

C++ Debugging Techniques: Using GDB for Breakpoint Debugging

C++ Debugging Techniques: Using GDB for Breakpoint Debugging In C++ development, debugging is an indispensable part of the process. Whether you are a novice or an experienced programmer, mastering effective debugging techniques can significantly enhance development efficiency. This article will introduce how to use GDB (GNU Debugger) for breakpoint debugging, providing detailed code examples and … Read more

Using CMake to Reference Your Own Developed Third-Party Library

Using CMake to Reference Your Own Developed Third-Party Library

Summary Developing your own library in C++ is quite convenient, but making it usable for others can be a bit challenging. It requires understanding the CMake toolset. This article may seem simple, but I spent three days working on this issue. Perhaps I am a bit slow, and with limited learning ability, I will strengthen … Read more