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Introduction
With economic development and social progress, power quality has become an important research topic. With the continuous increase of nonlinear loads, various power quality problems...[Details]
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The device cooperates with the coding circuit MC145026/MC145027 and the radio frequency transmitting/receiving module TDA1808rtfDA188, and can flexibly operate the mouse within a range of 10~120m. ...[Details]
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Accurately measuring signal power levels is an important technical link in modern communication systems. Specifications and tolerances are important when analyzing circuit subsystems or entire co...[Details]
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According to Cailianshe, a signing ceremony for major cooperation projects for the integrated development of the Yangtze River Delta was held in Huzhou this morning. A total of 19 major cooperation p...[Details]
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The ability to define products with high technology content, high added value and high premium will become the product of deep fermentation in the leading camp of the ultra-high-end air-conditioning ...[Details]
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1 Device Structure Roxar three-phase non-separation flowmeter is mainly composed of gamma density meter, capacitance measurement and sensor, conductivity measurement and sensor, Venturi device and fl...[Details]
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According to GlobalData's latest "Global Solar Photovoltaic Inverter Market in 2020 - Segmentation, Market Size and Competitive Landscape Analysis", Germany's SMA Solar is the world's largest solar...[Details]
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BOE's Mianyang 6th generation flexible AMOLED production line, which was put into production last month, was opened to the media for the first time on August 22. Chang Cheng, vice president of BOE Gr...[Details]
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This is a topic that everyone is very concerned about. Some of our friends and friends around us who want to learn microcontroller development will ask me, how long does it take to learn microcontrol...[Details]
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On June 7 local time, Reuters reported that memory storage device maker Western Digital Corp. said on Tuesday that it is reviewing strategic options, including the option of splitting its flash memor...[Details]
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1 Introduction 1.1 Design Purpose Single-chip microcomputers have the characteristics of high cost performance, high integration, good reliability, and strong anti-interference, and are widely used i...[Details]
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On December 25, the first equipment of Nawei Technology's Beijing Yizhuang 8-inch MEMS chip production line was officially moved into the newly completed factory building in Ludong District. Accordin...[Details]
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Keysight Technologies, Inc. (NYSE: KEYS), a leading technology company that helps enterprises, service providers and governments accelerate innovation to connect and secure the world, announced that ...[Details]
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Summary: Bandwidth is a property of the oscilloscope itself. At this bandwidth value, the signal amplitude becomes 1/2 (3db) of the previous value. The bandwidth is generally selected to be 3-5 times...[Details]
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pc:Centos5.4
Kernel: Linux 3.0.1
Development board: ok6410
Cross compiler: arm-linux-gcc 4.4.1
LCD Driver
How to write LCD driver?
1. Allocate an fb_info structure: fr...[Details]