Click the blue text above: IoT Guesthouse to follow us In embedded C language interviews, in addition to basic syntax and data structures, some advanced features such as macro definitions, storage classes, and type modifiers will also be emphasized. These knowledge points not only test your mastery of syntax but also your understanding of the … Read more
Introduction: New students entering computer science often feel confused by the abundance of `#include <stdio.h>`: “It’s 2025, and the school is still teaching the ancient C language? Isn’t Java or Python better?” Today, we will dissect this classic debate—what languages should computer science students actually learn? I. C Language: The “Atomic Structure” of the Computer … Read more
An Introduction to Embedded System Programming with Python Introduction With the rapid development of the Internet of Things (IoT) and smart devices, embedded system programming has become increasingly important. Python, as an easy-to-learn and user-friendly programming language, is gradually gaining widespread application in embedded development. This article will guide you through an initial exploration of … Read more
In the world of embedded systems, “granularity” is not an abstract concept but a precise gauge that engineers use to control the pulse of the system. It requires us to be accurate to the millisecond in the time dimension, to manage memory down to the bit level, and to navigate modules in functional architecture, all … Read more
Developers working on embedded systems have certainly encountered issues such as tedious programming, difficult debugging, and lengthy log collection. Today, I would like to recommend a powerful tool—DAPLink—that provides a one-stop solution for programming, debugging, and serial logging, making the process incredibly smooth! What is DAPLink? In simple terms, DAPLink is firmware that runs on … Read more
1. Overview of Qt Embedded Development Qt/Embedded Linux (now known as Qt for Device Creation) is a version of Qt optimized for embedded systems, featuring the following characteristics: No need for the X Window System, using its own window system QWS (Qt Window System) Customizable compilation, removing unnecessary modules Supports multiple processor architectures (ARM, MIPS, … Read more
01Introduction: When developing with microcontrollers, issues related to RAM or FLASH usage often arise. Below, we analyze the factors affecting RAM and FLASH usage and how to optimize them. 02Analysis of RAM Usage Factors 1. Variable Storage Global Variables/Static Variables (Global Lifetime) uint32_t global_counter = 0; // Initialize global variable (occupies .data segment RAM) uint8_t … Read more
Follow our official account to keep receiving embedded knowledge! 1. Abstract Factory Pattern The Abstract Factory Pattern is a creational design pattern that provides an interface for creating a family of related or dependent objects without specifying their concrete classes. In embedded systems that require high compatibility, the Abstract Factory Pattern can significantly reduce the … Read more
The expert’s list of public companies, evaluated solely from the perspective of company operations and development, clearly indicates that a company’s fundamentals are unrelated to its stock price. It is entirely inadvisable to buy or sell stocks based solely on the perceived quality of a company. The expert wrote on September 10, 2024, “Fourth Paradigm, … Read more
A well-known VC has acquired an 8 billion chip company. Since the China Securities Regulatory Commission released the “Six Guidelines for Mergers and Acquisitions” on September 24 last year, merger and acquisition transactions across the country have gradually heated up. In the semiconductor field, several notable transactions have emerged. For example, Shanghai semiconductor company Jingfeng … Read more