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Three-phase grid-connected inverters are basically based on the topology of PWM rectifiers. As shown in the figure
e is the grid
voltage
, V is the bridge arm midpoin...[Details]
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A special interrupt: SVCall Brief description: An interrupt triggered by a program, enabled by default Origin: SVC (system service call, also known as system call) is mostly used in software deve...[Details]
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1. Principle Introduction The control circuit of the digital tube is introduced in detail in "51 Single-Chip Microcomputer (VIII)", and the hardware circuit is shown in the figure below. In this ex...[Details]
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Universal stepper motor drivers are all constant current choppers. So in practical applications, what effect do the driver driving voltage and driver setting current have on the performance of the ...[Details]
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1 uchar c;
2 c=8;
3 if(num%2==0)
4 c=7;
5 if(n =8&&temp!=255)
6 n=nc; //2 is 7, 3 is 8, 4 is 7, 5 is 8
7 temp+=pow(2,n);
8 n+=num;
9 P1=~temp;
10 delay(...[Details]
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ROHM develops automotive primary side LDO "BD9xxM5-C", Utilizing high-speed load response technology "QuiCur™" to achieve the industry's most excellent load response characteristics Stable output ...[Details]
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0 Introduction
Radio frequency (RF) technology is commonly used in car driving and vehicle diagnostics. According to international standards, all vehicle technology applications must be thorou...[Details]
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Disadvantages of high-power LED lighting: LED driver power supply has extremely poor reliability and high heat generation. Many LED driver power supplies are burned out, many of which are cau...[Details]
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Abstract: PWM pulse width signal modulation is a kind of pulse signal widely used in modern electronics industry, and its typical application is steering gear control. Based on Proteus and Keil sof...[Details]
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On March 18, 2024, the groundbreaking ceremony for the 0.5GWh battery and energy storage cabinet project of Yecheng Industrial Park in Kashgar Economic Development Zone of Hunan Chenchu Energy Co...[Details]
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1. Introduction to ARM64 exceptions and SError The following is quoted from Wowo Technology There are two main types of interrupts, physical interrupt and virtual interrupt (not describe...[Details]
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According to foreign media reports, Russian company Yandex announced that it will get involved in the lidar sensor business. The company mainly focuses on Internet-related products and transportation...[Details]
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Introduction
When processing composite video signals (CVBS), designers must pay attention to several important parameters to ensure image quality: chroma and brightness, that is, the color and br...[Details]
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1 Introduction to full-color LED display wall control card
Full-color LED display control cards can be divided into two categories according to the control method: synchronous control card and asynch...[Details]
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China Energy Storage Network:
In January 2022, the U.S. Department of Energy's Advanced Research Projects Agency-Energy (ARPA-E) announced a $100 million funding program in seven areas of "...[Details]