Hello everyone, I am Da Yi! Today, let’s talk about the techniques for low power design of microcontrollers. The power design of microcontrollers is not only closely related to energy saving and environmental protection but is also particularly important for portable devices powered by batteries. So how can we reduce the power consumption of microcontrollers? … Read more
Follow and star to learn new Python skills every day Due to changes in the public account’s push rules, please click “View” and add “Star” to get exciting technical shares as soon as possible Source from the internet, please delete if infringing Python is a scripting language, which has some shortcomings in efficiency and performance … Read more
Last Saturday, a colleague asked me to help look at a piece of code that was behaving strangely. To simplify the explanation, I have distilled the core logic as follows: #include <algorithm>#include <iostream>#include <iterator> #define FS 20 // Sampling rate#define SECS 5 // Seconds#define BUF_LEN FS*SECS // Buffer length#define CHANNELS 5 // Number of channels … Read more
In ESP32 development, code optimization is a key aspect of enhancing performance. Below are some code optimization strategies based on the characteristics of the ESP32 and common optimization scenarios, covering algorithm optimization, hardware acceleration, task scheduling, memory management, and more: 1. Compiler Optimization and Cross-Compilation Toolchain Select Optimization Level: Use appropriate optimization options during compilation … Read more
Click the above“Embedded and Linux Matters” Select“Pin/Star the Official Account” Welfare and valuable content delivered first-hand This article collects a lot of experiences and methods. Applying these experiences and methods can help us optimize C language code in terms of execution speed and memory usage. Introduction In a recent project, we needed to develop a … Read more
01 Basic Information 02 Course Introduction “Introduction to Programming Fundamentals (C Language)” is an important foundational course for the Geographic Information Science major. This course focuses on the basic syntax of C language, principles of program compilation, and debugging methods, guiding students to become familiar with commonly used development tools. The specific course content is … Read more
🔥 The Nightmare of Traditional Code Development: Endless Pain Points of Difficult Maintenance and Expansion Is your PLC program becoming increasingly bloated? Does a slight change in logic cause the entire system to crash? When customers propose new requirements, does your mood shift from “I can add some features” to “This code is unchangeable”? Don’t … Read more
Author: Darren Moffat Translator: Xia Ye Editor: Tian Xiaoxu In the /usr/bin/listusers command, I fixed a memory allocation error that caused issues when the command was converted to 64-bit. After fixing this error, I decided to investigate whether this ancient C code could be improved by converting it to a Python implementation. This C code … Read more
Macro Optimization in C Language: Reducing Code Duplication In the C language, macros are a powerful feature that allows for code replacement at compile time, enabling some automated processing. Using macros can effectively reduce code duplication and improve development efficiency. This article will introduce you to macros in C and how to use them to … Read more
In the field of Python development in 2025, numerous ultra-modern tools shine like brilliant stars, bringing unprecedented efficiency and convenience to developers. Code Checking and Optimization: Ruff Ruff is an ultra-fast Python code checker that significantly enhances code quality and development efficiency with its speed and ease of use. Developers can customize checking rules through … Read more