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For a long time, whenever we talk about chips, we always talk about the issue of "chip shortage". The chip shortage has profoundly affected various industries and is very inconvenient for many indust...[Details]
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According to Reuters, U.S. Commerce Secretary Gina Raimondo said at a hearing on Wednesday (11th) that several media outlets reported that China has been lobbying the U.S. business community to oppos...[Details]
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1. PIC12C5×× Programmer In order to learn how to rewrite the PIC12C5×× chip multiple times, a simple programmer circuit for PIC12C5×× is given , as shown in the figure below. The programmer is...[Details]
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Abstract: The infrared receiver used in the controller fails in actual applications. The failure phenomenon is manifested as short receiving distance, no reception, etc. After analysis, it is mainl...[Details]
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Usually, a thyristor has three electrodes: control electrode G, anode A and cathode C. However, since the control signal of a light-controlled thyristor comes from light irradiation, there is no ne...[Details]
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The TT Motorcycle Circuit in Assen, the Netherlands, was built in 1955 and is very popular among competitive motorcycle enthusiasts. Since 1992, TT Circuit Assen has become one of the venues for th...[Details]
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During the conversion of analog/digital signals, when the sampling frequency fs.max is greater than twice the high frequency fmax of the signal, that is, fs.max =2fmax, the digital signal after sam...[Details]
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The wireless communication industry is constantly advancing innovation. WCDMA, WiMAX, MIMO and 4G all require enhanced performance. Performance enhancement, while providing gr...[Details]
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This month, the U.S. Department of Commerce announced new export control rules for advanced semiconductor and chip manufacturing equipment, further refining and clarifying the rules that prevent Chin...[Details]
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Matrix keyboards are often used as input devices in microcontroller (MCU) based projects. The conventional approach to connecting a matrix keyboard to a microcontroller is to use several I/O pins of ...[Details]
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I recently used the STM8L series chip for a project. During the compilation and download process in IAR, a problem occurred. It displayed "SWIM error ". I searched Baidu for a long time and found var...[Details]
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Application forms of solar photovoltaic power generation at home and abroad
Today, the application trend of solar photovoltaic power generation is from the relative singleness of applicati...[Details]
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As a cloud service provider, Amazon Web Services also has ambitions to develop its own chips. On December 1, at the Amazon Web Services "re:Invent" global conference, Amazon announced the laun...[Details]
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Statistics show that consumers generally replace their phones every 3-5 years. So the question is, how can a phone be used normally for several years? A Dutch mobile phone company called Fairphone ha...[Details]
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The three-phase uncontrolled bridge rectifier circuit consists of a three-phase (diode) rectifier bridge and an output filter, as shown in Figure 1 (a). The positive and negative ends of the rectif...[Details]
PCB Design
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