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July 19 On July 14, 2011, Toshiba Corporation of Japan officially released the F750 laptop computer with glasses-free 3D function. The birth of this product not only caused a huge wave in the lapto...[Details]
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Most people believe that high brightness LED (HBLED) will be the ultimate wise choice for lighting. HBLED manufacturers have significantly increased the number of lumens per watt of their products and...[Details]
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In embedded development, we often compile busybox to create rootfs, and then run executable programs on it. So how can we modify the configuration to make a rootfs compatible with both 32-bit and 6...[Details]
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Tianyancha data shows that on April 10, Shanghai Huawei Technologies Co., Ltd. underwent industrial and commercial changes. Huawei CEO Ren Zhengfei withdrew from the company's board of directors, and...[Details]
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The demand for oscilloscopes is growing rapidly, and new research and test applications require more, faster, and more complex signals. This will require more intelligent test equipment to accurately...[Details]
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It is quite convenient to drive on the expressway now. You don't have to worry about running out of power and not being able to find a place to charge. On September 4, driver Yang Ze drove through the...[Details]
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In this era of energy conservation and carbon reduction, light-emitting diodes ( LEDs ) have become a widely used light source because of their excellent luminous efficiency and compact size. The e...[Details]
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When the orifice flowmeter is measured on site, the measurement results often have large errors due to some objective factors. The following are the main measures to ensure the measurement accuracy of...[Details]
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Any I/O pin of the PIC series microcontroller has a strong load capacity (at least 25mA of current can be provided or injected). Therefore, in some occasions, these pins can be used as controllable po...[Details]
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Energy conservation and environmental protection will become the trend of automobile development in the future. Pure electric vehicles are an important development direction of new energy vehicles....[Details]
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Traditional linear regulated power supplies have the advantages of good stability, small output voltage ripple, and reliable use, but they usually require large and bulky power frequency transforme...[Details]
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Single metal sheet touch switch principle and circuit diagram collection Working principle: The circuit shown in Figure 1 uses only one touch metal sheet, and the circuit uses two four-two input...[Details]
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According to Jiwei.com (Text/Digital Control), a Huawei smartphone model TAH-AN00 has passed the 3C certification. The page shows that the phone is a 5G phone produced by Huawei Machine Co., Ltd. and...[Details]
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Introduction: Several precautions for using the I/O port of AVR microcontroller 1. Correctly set the DDRx direction register before performing read and write operations on the I/O port. 2. The in...[Details]
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The principle of IPS to achieve real-time inspection and block intrusion is that IPS has a large number of filters that can prevent various attacks. When a new attack method is discovered, IPS will cr...[Details]