On April 22, the front page of the Shaoxing Daily reported: “Qili Semiconductor’s Advanced Packaging Technology Leads in China: Building Chips Like LEGO”. The full text is as follows ↓↓↓ Like stacking LEGO blocks, different specifications and characteristics of small chips are stacked together and packaged to form a complete chip, achieving characteristics such as … Read more
In the context of increasingly fierce global competition in the semiconductor industry, China’s semiconductor sector is advancing at a remarkable pace. Recently, a series of semiconductor projects have sprung up across China, covering key areas such as chip manufacturing, packaging and testing, and equipment R&D. These projects are significant markers of China’s move towards high-end … Read more
Beijing Bairun Weiye Technology Co., Ltd., dedicated to the sales service of original ICs and peripheral components from international brands, has over 10 years of experience in electronic component distribution, specializing in the distribution of world-renowned ICs, with products widely used in military and civilian electronic brand fields. The company has rich sales experience. The … Read more
In engineering development, it is sometimes necessary to first confirm which part of the code consumes time in order to optimize the program. So, how do we measure code execution time? In previous articles, two methods were mentioned: using an oscilloscope to measure I/O level changes to calculate code execution time, and using the System … Read more
Continuing from the previous article, we have already learned about the porting and startup process of FreeRTOS. Today, we will continue to study the task management part of FreeRTOS, starting with understanding what a task is. 1. Task 1.1 Introduction to Tasks (1) In bare-metal systems, we generally use a front-and-back system for development. If … Read more
51 Microcontroller Hardware System The 51 microcontroller (such as the Intel 8051 series and its derivatives) is a classic8bit microcontroller widely used in embedded system development. 1.Central Processing Unit (CPU) Architecture: Based on an8bitCISC (Complex Instruction Set) architecture, with the core being theMCS51 instruction set. Functional Modules: Arithmetic Logic Unit (ALU): Performs arithmetic and logical … Read more
On May 1, 2025, Nanjixiong learned that Xuzhou Aerospace Meilida Automatic Welding Equipment Co., Ltd., leveraging its profound welding technology accumulation and independent research and development capabilities, has officially launched the “Plasma Arc Melting Wire + Laser” hybrid additive manufacturing technology and robotic system equipment. This breakthrough overcomes the bottlenecks of traditional arc melting wire … Read more
The Kirin 980 and Apple A12 have already transitioned to the 7nm process technology, and Qualcomm has confirmed that the next generation flagship chip will be built on a 7nm process. However, the naming and detailed specifications of this chip remain undecided. Recently, XDA Developers discovered the Qualcomm Snapdragon 8150 chip in the unreleased Android … Read more
At Xiaomi’s spring launch event, the company officially unveiled its first professional imaging chip, the “Surge C1,” which features a dual-filter configuration that enables parallel processing of high and low-frequency signals, improving signal processing efficiency by 100%. Coupled with self-developed algorithms, the imaging performance of 3A (AF auto-focus, AWB auto white balance, AE auto exposure) … Read more
Recently, Qualcomm released the successor to the Snapdragon 855 – the Snapdragon 855 Plus. Although this new SoC can only be considered an overclocked version at best (CPU core frequency increased from 2.84GHz to 2.96GHz,GPU frequency increased from 585MHz to 672MHz), many manufacturers are eager to adopt it. Among them, the Asus ROG Phone 2 … Read more