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start up
Press the push button switch SB (1-3) and do not release it. The coil of the intermediate relay KA is energized and attracted by the auxiliary normally closed contact (3-5) of the AC ...[Details]
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At present, the protection of high-voltage motors in my country mainly includes electromechanical and integrated circuits, but both have many drawbacks and cannot protect motors well. Among them,...[Details]
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ADO~AD7: 8-bit address and data multiplexing
bus
, used to receive address and data information from the microprocessor;
：These three pins are in Intel (Motorola)
control
...[Details]
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Due to the characteristics of LED light sources such as high luminous efficiency, low power consumption, long service life, strong safety and reliability, and environmental protection, they have be...[Details]
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1. Overview of Automotive Network Test Solutions
After the automotive electrical appliance era at the component level and the single-chip microcomputer (automotive computer) control era at the subsys...[Details]
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Light-emitting diodes have long been used as low-cost indicator lights in a variety of electronic products. Today, they have become powerful light sources for indoor lighting, signage, display screens...[Details]
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1 Introduction
With the continuous increase in the number of vehicles in my country, the semi-automatic toll collection (MTC) method currently used on highways has caused serious traffic conges...[Details]
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Many people will ask, why is there no NVIDIA? At present, the backends of all mainstream deep learning computing frameworks are NVIDIA's CUDA, including TensorFlow, Caffe, Caffe2, PyTorch, mxnet, and...[Details]
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With the rising prices of components, this year's mobile phones have generally crossed the threshold of "cheap". Whether it is a thousand-yuan phone or a flagship phone, the price seems to be a lev...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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As the functionality of cell phones and other portable handheld devices continues to increase, the design trade-offs are becoming more delicate. Popular functions such as text messaging and web bro...[Details]
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In the early morning of December 16, accompanied by the sound of "closing the switch", the Banqiao 100MW/200MWh shared energy storage power station in Litong District, Ningchu invested and construc...[Details]
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Introduction Traditional AC-DC switching power supplies for electronic consumer products usually require multiple sets of output isolation transformers and a primary-side power controller to contr...[Details]
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Chopping is
a current conversion technology in
power
electronic
control
. Its essence is pulse width modulation of DC
control
. Because its waveform is neat an...[Details]
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LG Display has unveiled the world’s first stretchable display that can stretch up to 50 percent, the highest stretch ratio in the industry. The company demonstrated the panel at a meeting of more t...[Details]
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