From the initial single-board machine to PLC, PC, and then to the birth of PAC comprehensive control products that combine the advantages of PLC and PC, the form of industrial controllers has become increasingly rich over the course of history. However, due to their different characteristics, there exists a certain replacement relationship among different controllers: … Read more
Introduction On February 15, 1946, the first electronic digital computer ENIAC was born, marking the arrival of the computer age. ENIAC was a vacuum tube computer, with a clock frequency of only 100 kHz, but it could complete 5000 addition operations within 1s. Compared to modern computers, ENIAC has many shortcomings, but its birth opened … Read more
Although the pandemic has dealt a heavy blow to the entire electronics industry, it has been a great year for single board computers (SBCs). Not only has the Nvidia Jetson development kit and Raspberry Pi 4 been released, but also the Odyssey J4105 x86 series, which supports both Windows and Linux operating systems. Of course, … Read more
Follow+Star Public Account, don’t miss out on exciting content Author | strongerHuang WeChat Public Account | Embedded Column To make it convenient for everyone to review articles on their phones while taking public transport or going out for errands, I have carefully curated and categorized some articles: Understanding ARM, Cortex-M cores, and the ARMv8-M architecture … Read more
Summary Introduction 1. Why introduce cache in CPU architecture? 2. The role of cache 3. Memory system of ARM Cortex-M4 / Cortex-M7 CPU architecture 4. Detailed explanation of basic concepts related to cache Conclusion Introduction For many years, most embedded MCUs based on RISC CPU (like 8051 core, PIC core, and ARM Cortex M0/M0+ and … Read more
Click the above Computer Enthusiasts to follow us With the release of the Kirin 9000 and Samsung Exynos 1080, the Android smartphone chip sector has officially entered the 5nm era. Unfortunately, the CPU architecture of the Kirin 9000 is still stuck at the Cortex-A77 stage released by ARM last year, while the Exynos 1080, although … Read more
ARM Cortex-M0 Endless Advantages 【1】ADC Module Features 【2】ADC Characteristics Multiple ADC resolutions can be set ->12/10/8 bits Multiple scanning modes ->Single scan ->Continuous scan ->Channel scan ->Sequential scan DMA can be used to buffer ADC data Supports sleep mode ->Prevents ADC overload during low-frequency sampling clock Supports differential input ->MG32F02A072/ MG32F02A072 Output data supports left-right … Read more
Issue 7 of Electronic Technology Applications, 2016 Authors: Yu Haibin, Yuan Jiuyi, Li Guanbao, Yan Haiyu Abstract: The acoustic characteristics of underwater sediments are of great significance for underwater resource exploration, military applications, and geophysical scientific research. This paper addresses the limitations of existing acoustic sediment in-situ detection devices, which operate in a single mode. … Read more
Follow+Star public number, don’t miss the wonderful content Author | strongerHuang WeChat Public Account | Embedded Column All processors we use have a set of architectures, for example, the intel Core i5 belongs to the X86 architecture, and the STM32F0 is based on the Cortex-M0 core, which belongs to the ARMv6-M architecture. Today’s technology is … Read more
Source: MikesICroom Author: Mike Liu The Cortex A77 architecture launched by ARM in May this year uses TSMC’s 7nm process and has a peak frequency of 3GHz, with a performance improvement of 20%. In a previous article, the architecture of the strongest X86 processor, ZEN, was introduced. See more details.This article analyzes ARM’s strongest processor … Read more