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July 21, 2023, Shanghai - Today, Intel made its debut at Bilibili World 2023, a large-scale e-sports entertainment exhibition, bringing deeply optimized experiences of a variety of popular games, and...[Details]
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1 Introduction
High-frequency and high-voltage transformers are a difficult part of high-voltage DC power supply design. After analysis, it is found that how to reduce the distributed paramete...[Details]
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I re-read the BootLoader of FL2440 and finally figured out how the program is copied from Nandflash and jumped to SDRAM. I'll make some notes here. Here's a picture: 1. When S3C2440 is configured t...[Details]
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Recently, I need to port a program to the arm platform. The program calls the MySQL database, so it involves porting the MySQL database to the ARM platform, so I searched a lot of information on the ...[Details]
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################################################################################################# # Common internal parameters of SHELL: # $# - the total number of arguments passed to the program #...[Details]
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Before performing servo positioning operations, it is generally necessary to perform origin return first, otherwise the servo motor may stop working, saying that it was "started before the origin r...[Details]
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As the market demands for improved performance of information technology and communication equipment, today's system designers face the challenge of designing EMI-compliant products. Before being s...[Details]
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Various national standards for motor testing have made relevant requirements for motor test systems. The following four standards can summarize the requirements for most motor tests.
● ...[Details]
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LED displays have always been the best choice for the outdoor digital signage industry, especially in many large-scale outdoor deployment and installation projects.
For outdoor digital sig...[Details]
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With the improvement of living standards, people are paying more and more attention to their own health problems, and home medical equipment has also received widespread attention. However, the fluor...[Details]
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According to foreign media reports, South Korea's semiconductor exports reached US$9.4 billion in April, up 29.4% due to strong demand for logic chips and memory chips. Among the semiconductor produc...[Details]
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Experimental content and steps (1) Active high-pass ZUS150505 filter circuit (HPF) The active high-pass filter circuit is shown in Figure 4.32. The operation steps are as follows: ① Start EWB, input a...[Details]
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Control strategy schematic (compensation for harmonic current)
As shown in the figure. The power supply current is closed-loop controlled, and the reference current and actual current are output...[Details]
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As the application of LCD panels has expanded from notebook computers to mobile phones, car navigation, home televisions and other fields, the natural color reproduction of LCD has become the focus...[Details]
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Recently, Sinoma Overseas and Equipment Group signed a cooperation framework agreement and held a kick-off meeting for the all-vanadium liquid flow energy storage project in Beijing. Zhu Linhe, Sec...[Details]