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The corresponding pins of LED are GPF4, GPF5, and GPF6. The compiler used is arm-linux-gcc-4.5.1. Includes four files head.S main.c main.lds Makefile. Purpose of the experiment: Reload the lighti...[Details]
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In recent years, driven by green energy-saving awareness, smart grids with smart meters as the core have become a key area for many countries such as Europe, the United States, Japan and China to c...[Details]
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1. Initialize SD card It is necessary to define two types of handles, SD card handle SD_InitTypeDef type and SD card information handle HAL_SD_CardInfoTypeDef type, and then initialize the SD card ha...[Details]
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A variety of magnetic components are used in high-frequency switching power supplies , and there are some basic issues that need to be studied and resolved. For example: (1) With the high frequ...[Details]
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This year, Honda registered a new patent in Japan - using different displacements in different cylinders in the same engine. What exactly is this? What are the similarities and differences with other...[Details]
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According to foreign media reports, the University of Copenhagen in Denmark has developed a scalable chip that can be used to build future quantum simulators. This nanochip is less than one-tenth the...[Details]
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Since the lights in the dormitory would be turned off by the dormitory manager at night, I made a small table lamp to "spy" after turning off the lights. However, my roommate Chen said that the light ...[Details]
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From linear to digital power supplies, we have a wide range of design choices. This article briefly introduces some of the alternatives facing designers and the problems that arise.
Key Points
Th...[Details]
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l Introduction
The main problem of water supply in water tower is that the water level in the tower should always be kept within a certain range to avoid the occurrence of "empty tower" and "overflo...[Details]
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Abstract: Based on the analysis of MP3 standard algorithm, MP3 encoding and decoding is realized based on C51 single-chip microcomputer, and MP3 encoding is optimized in many aspects; wireless func...[Details]
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On January 12, Tianyue Advanced was listed on the Science and Technology Innovation Board of the Shanghai Stock Exchange. The company's stock code is 688234 and the issue price is 82.79 yuan per shar...[Details]
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On April 15, Xinsen Technology released its 2020 annual report, stating that it achieved operating income of 403,465.52 million yuan, a year-on-year increase of 6.07%; net profit attributable to shar...[Details]
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After the emergency mode is activated, the inverter will ignore all faults and alarms and try its best to keep the motor running, except for some emergency faults that may directly cause damage to ...[Details]
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Correct use of power transformers and energy-saving measures
Our hospital originally had a 630KVA transformer to supply power to the entire hospital. With the reconstruction of the CNC...[Details]
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Nvidia CEO Jensen Huang said on Wednesday during a visit to Denmark that the company's latest Blackwell chip had a design flaw. "The Blackwell chip can be used normally, but the yield rate is very ...[Details]
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