1. What do T, D, M, and I stand for in ARM7TDMI? Answer: These four letters represent a characteristic of ARM: T: High-density 16-bit Thumb instruction set extension D: Supports on-chip debugging M: 64-bit multiplication instruction I: Includes embedded ICE hardware simulation module 2. Quick Knowledge Summary: ARM7 adopts a 3-stage pipeline, while ARM9 adopts … Read more
Source: Semiconductor Engineer Original Author: Chip Failure Analysis Chips are key components in electronic devices, providing various capabilities and performance for different electronic devices. The diversity of chip functions enables rapid advancements in modern technology, allowing continuous innovation and upgrades of various electronic products. Below are some common chip functions and their application areas. 1. … Read more
A chip is a way of miniaturizing circuits (mainly including semiconductor devices, as well as passive components, etc.). It uses a certain medium to comprehensively cover the center of a computer, such as the CPU, with the interface that displays this information, thus forming a small, miniature machine that integrates semiconductors on a substrate. Each … Read more
The Cortex A77 architecture, newly launched by Arm in May 2019, utilizes TSMC’s 7nm process with a peak frequency of 3GHz, achieving a 20% performance improvement. A previous article introduced the architecture of the strongest X86 processor, ZEN, which can be found here. This article analyzes the strongest Arm processor, A77, based on the same … Read more
Recently, Zhiqu Dog shared some thoughts on purchasing laptops at different price points, mentioning a term called “Apollo Lake.” In simple terms, Apollo Lake is Intel’s cheapest processor platform, and devices such as tablets, laptops, mini PCs, desktops, and all-in-ones equipped with it can be priced between hundreds to 2000 yuan. Therefore, many users have … Read more
It is said that there are only two types of smartphones in this world: iPhones and “other smartphones.” Among the “other smartphones,” there are the majority of Android devices, as well as the forgotten Windows Phones, Blackberries, and Symbian phones. As of September this year, statistics show that Android holds an 85% market share in … Read more
With the release of the Huawei Mate 8, the top spot on benchmarking software like AnTuTu has finally been occupied by a domestically produced chip, the Huawei Kirin 950 processor. So, what secrets does the Kirin 950 employ to achieve this domestic chip resurgence? History of Huawei HiSilicon Development In the domestic smartphone arena, Huawei … Read more
MediaTek (MTK) products from Taiwan, China, are widely used by mobile companies and phone design firms in mainland China due to their integration of multiple multimedia features and lower prices. Furthermore, MTK’s completion rate is relatively high, generally above 60%, meaning that mobile manufacturers essentially receive a semi-finished product. With just a little processing, they … Read more
When purchasing server hardware, many factors need to be considered, such as the number of processors, available memory, and total storage capacity. When comparing servers offered by vendors, buyers should carefully evaluate eight important features. Processor One of the most important components to consider when purchasing server hardware is the processor, which performs data calculations. … Read more
Low-power mechanisms are crucial for processors. This article provides an overview of low-power technologies for processors. For processors, while we pay great attention to their clock frequency and performance, one undeniable fact is that processors spend the vast majority of their time in standby or sleep mode. For example, the smartphones we use daily are … Read more