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According to the news released by the General Administration of Customs of the People's Republic of China today, in the first four months of this year, the total value of my country's import and expo...[Details]
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"In the past, we spent at least 2 years and $500,000 on projects... On this project, the equipment cost (including the motorcycle and CompactRIO) was $15,000. In addition, this project was complete...[Details]
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From the basic working principle of the flyback converter, we can know that: during the period ton when the main switch tube is turned on, the transformer stores energy; during the period toff when t...[Details]
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Abstract: In order to realize the control of robots and drones, a method of using a microprocessor to generate multi-channel servo control signals is proposed. This method uses AT89C52 single-chip ...[Details]
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Programming features:
1.f=12MHZ,baud=1200
2. Serial port interrupt mode: the sent string is stored in tran_buf , and the received string is stored in rec_buf .
3. The function first sends th...[Details]
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The elements that make up the organic matter of coal are mainly carbon, hydrogen, oxygen, nitrogen and sulfur. In addition, there are very small amounts of phosphorus, fluorine, chlorine and arsenic. ...[Details]
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There is a high-gain inverting amplifier inside the MCS-51 microcontroller. The input terminal of the inverting amplifier is XTAL1 and the output terminal is XTAL2. The oscillation circuit and clock ...[Details]
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Flat-panel televisions are the fastest growing new category of consumer televisions. There are three types of flat-panel displays in the television market: LCD, plasma, and rear-projection (DLP).
...[Details]
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International New Energy Network News: On September 16, the 630KW photovoltaic inverter GDLYEC-PV-3~315/630 independently developed by Guodian Longyuan Electric Co., Ltd., a subsidiary of Guodian T...[Details]
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The electret microphone is a type of condenser microphone. The basic principle of a condenser microphone is to use a capacitor as a converter from acoustic signal to electrical signal. One plate of...[Details]
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1. Experimental tasks Use the P0.0/AD0-P0.7/AD7 port of the AT89S51 microcontroller to connect the a-h ends of the digital tube. The S1-S8 of the 8-bit digital tube controls the strobe of each digita...[Details]
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In the early days, electronic technology was a national strategic resource, and its development was closely related to military needs. After the First World War, wireless communications were widely u...[Details]
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The emerging craze for graphics-oriented electronic games in the Asian market is spurring huge demand for next-generation mobile phones with complex 3D graphics capabilities. This article helps engine...[Details]
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Chen Gang, General Manager of Jiangsu Nanjing Power Supply Company
In line with the integrated development trend of energy revolution and digital revolution, State Grid Corporation of China cr...[Details]
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Many people are not very clear about the calibration, verification, calibration and verification of instruments and meters. Below, Antai Maintenance, a professional instrument maintenance engineer, w...[Details]
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