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Working Principle and Application of I2C Bus I2C (Inter-Integrated Circuit) bus is a two-wire serial bus developed by PHILIPS for connecting microcontrollers and their peripherals. The I2C bus or...[Details]
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Regarding the recent resignation of co-founder, vice chairman, and president of the mobile phone division Lin Bin from Xiaomi's subsidiaries, Xiaomi said that the resignation was due to industrial an...[Details]
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Although there are ways to replace integrated circuits, disassembly is troublesome after all. Therefore, before disassembly, you should accurately determine whether the integrated circuit is indeed...[Details]
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Mixers are often implemented using a diode bridge or a Gilbert cell. Both types of mixers use a local oscillator (LO) to jump the polarity of the radio frequency ( RF ) input.
When LO is positive, ...[Details]
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Recently, the Amazfit GTR 3 Pro blood pressure screening research project launched the "nighttime blood pressure screening" function, which further improves the efficiency of blood pressure hea...[Details]
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For microcontrollers without internal ROM or when the program is long and the internal ROM capacity is insufficient, users must expand the program memory outside the microcontroller. The MCS-51 micro...[Details]
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On March 22, 2021, Jiangsu Hongwei Technology Co., Ltd. (hereinafter referred to as "Hongwei Technology") responded to inquiries from the Shanghai Stock Exchange regarding "the changes and reasons fo...[Details]
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In this series of articles, until the last article, the principles of brushed DC motors
were introduced
. This article will introduce the basic characteristics of brushed DC motors.
...[Details]
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Many charger ICs now have power-off control (Figure 7). Integrating this feature does more than simply replace external components. Because the integrated charger understands the operation of the s...[Details]
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On December 24, the construction of three bus charging stations including the West Second Ring Road Bus Charging Station in Baoding City, Hebei Province was completed. After being put into operatio...[Details]
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If a computer system using an ATX power supply fails, we must first conduct a comprehensive analysis from the CMOS settings, ACPI settings in Windows, power supply and motherboard, etc. In terms of h...[Details]
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This week, the Shanghai and Shenzhen Composite Indexes maintained a narrow range of fluctuations, while the ChiNext Index rose slightly. Among them, the Shanghai Composite Index fell slightly by 2.09...[Details]
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The electric car boom has spurred the development of different power battery technologies. In the current situation where liquid electrolytes are the mainstream of power battery supply, there is anot...[Details]
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It has been a long time since the development of robots, with several ups and downs. Especially since the man-machine war, the software and system platform comprehensive environment necessary...[Details]
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1 Introduction
Photovoltaic water pump system is a typical high-tech opto-mechanical integration, and is the preferred technology recommended by the United Nations International Development Ag...[Details]
Motor Drive Control（Motor Control）
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