★ Welcome to Star Mark Guoke Hard Technology ★ Selling water is a highly profitable industry, with profit margins reaching 60% at one point, and selling gas might also be a good business. As the largest industrial gas supplier, the French Air Liquide Group has maintained a gross margin of over 60% in recent years, … Read more
The storage industry will be the key to the semiconductor industry’s overall value surge in 2024. Since the second half of 2022, the entire semiconductor industry has begun to show marginal loosening, and in 2023, it entered a downward phase, experiencing approximately 5 quarters of cyclical decline. Historical data shows that the downward trend in … Read more
In today’s technological world, semiconductor lasers are ubiquitous yet often overlooked, from supermarket barcode scanners to fiber optic communication networks, from laser printers to medical devices. This compact and highly efficient light source has become an indispensable part of modern life. This article will guide you through the working principles, development history, and wide-ranging applications … Read more
Recently, many friends have inquired about CIS-related information. I plan to use this as the theme for this week, concentrating on updating 3 to 5 articles. Today is the first article, starting with an introduction to CIS to help everyone understand its fundamental concepts.The CMOS Image Sensor (CIS) is a semiconductor device based on Complementary … Read more
Click the “blue text” above to follow for more exciting content. Hello, I am A-Cheng, and this is my 71st article. Today, we will continue discussing outstanding companies in the semiconductor field. According to the World Semiconductor Trade Statistics (WSTS), semiconductor products are divided into four categories: integrated circuits, discrete devices, optoelectronic devices, and sensors. … Read more
Semiconductor target materials are critical raw materials in semiconductor manufacturing, and their importance is self-evident. Today, we will take a deep dive into the influential international and domestic companies in this field. 1. International Companies 1. JX Nippon Mining & Metals Founded in 1905, JX Nippon Mining & Metals is a giant in the global … Read more
In the wave of development in high-tech industries such as semiconductors, flat panel displays, and new energy, targets, as core foundational materials, directly influence the quality and technical level of end products. Due to significant differences in the demand for targets across various industries, a complex and refined classification system has been established. This article … Read more
1 Small External Buses such as Microcontrollers Microcontrollers (MCUs) generally have external buses that can be used to connect true color LCDs (asynchronous bus interface TFT displays). Most mobile phones use synchronous interfaces (first providing an address, then continuously sending data). 2 Application Scenarios of ARM Processors ARM7: Industrial control, mobile phones; ARM9: Image display; … Read more
Introduction Hello, I am Lao Wu. Recently, I am writing a PDF: “100 Small Open Source Software Suitable for Embedded Beginners”. If you also want to participate, you can add me on WeChat (id: es-hacker). Today, I will introduce the open-source software c-periphery. https://github.com/vsergeev/c-periphery It is a hardware peripheral access library written in C. We … Read more
Source：https://blog.csdn.net/zh8706/article/details/97370491 This article organizes some basic skills for beginners in embedded development, based on past engineering experience, suitable for those who have not previously engaged in embedded development. The embedded development process generally follows these steps: first, install an Ubuntu virtual machine on a Windows PC to set up the embedded development environment and cross-compilation … Read more