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Purpose of mmap Shared file mapping One application scenario is that two processes read and write a text file together. For example, you edit and save it with vim, and then view it with the cat com...[Details]
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On December 18, Crystal Optech issued an announcement stating that the company plans to cooperate with Hangzhou Lianli Investment Management Partnership (Limited Partnership) (hereinafter referred t...[Details]
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Table of contents: 1 Overview 2: Common interrupt functions 3: PWM output 1 Overview In development, timers are widely used, which can be simply summarized into three aspects: 1.1: Application of ...[Details]
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introduction
With the development of modern technology and the prominence of world resources and environmental problems, electric vehicles have become a hot topic in the field of automotive indus...[Details]
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China Energy Storage Network News:
Notice on Further Improving the Peak and Valley Time-of-Use Electricity Prices of Qinghai Power Grid
(Draft for comments)
In order to utilize ...[Details]
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Ladder programming is a method of building process control programs based on logic components (AND gates, OR gates, NOT gates) and control elements (counters, timers, comparators, etc.). In PLCs, l...[Details]
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As today’s switching regulators and power supplies become more compact and powerful, the increasing switching frequencies are one of the main issues facing designers, making PCB design more and mor...[Details]
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On January 15, the Ministry of Industry and Information Technology issued the "Notice of Approval of 81 Communications Industry Standards", which included "Key Components and Modules for Quantum Key ...[Details]
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Samsung Electronics announced on October 7 that it has developed the industry's first 12-layer 3D-TSV (Through Silicon Via) technology, which increases memory capacity while maintaining chip size. ...[Details]
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Five new companies have been accepted for listing on the Science and Technology Innovation Board. So far, 37 companies have been accepted and 40 have been inquired. The five new companies accepted to...[Details]
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On April 23, Jiangsu Guotai released its 2021 annual report, stating that the company achieved operating income of 39.34 billion yuan in 2021, a year-on-year increase of 30.69%; net profit attribut...[Details]
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Purpose of camera calibration: 3D reconstruction
The relationship between the three-dimensional geometric position of a point on the surface of a spatial object and its corresponding point in ...[Details]
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According to IHS's MEMS and Sensor Market Tracker, the MEMS market saw its first tie for first place in 2012, with Germany's Bosch and Franco-Italian company STMicroelectronics (STM) sharing the titl...[Details]
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Redmi recently officially confirmed that the new A series of smart TVs will be added to its product line. With the release of the smart TV A55 and A50, its A series of smart TVs has begun to be gradu...[Details]
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EcoSiC™ products produced by ROHM, a world-renowned semiconductor manufacturer, SiC MOSFET and SiC Schottky barrier diode (hereinafter referred to as "SBD"), are adopted by the "HFA/HCA series" 3.5...[Details]