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For decades, power converter topologies have been based on analog technology. Although most converters use switching technology and pulse width modulation (PWM), the circuit structure is mainly ana...[Details]
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A large MCU program often contains many modules. I organize them like this: 1. Each C source file must create an H file (header file) with the same name, which only includes the function declarations...[Details]
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In the current embedded control system composed of single-chip microcomputers, the so-called multi-machine communication refers to the master-slave mode communication between the upper computer and...[Details]
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The best air-fuel ratio is an important parameter of engine working power. It not only affects the fuel economy of the vehicle, but also has strict requirements for the environmental protection of ...[Details]
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Recently, TSMC has decided to build a 100-hectare factory in the Central Science Park in Taichung, with a total investment of NT$800 billion to NT$1 trillion (approximately US$28.9 billion to US$36.1...[Details]
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Since Apple introduced Touch ID fingerprint recognition technology into the Home button of iPhone 5s in 2013, capacitive fingerprint recognition has started to flourish. It has also accelerated the d...[Details]
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The reporter learned from the University of Science and Technology of China on October 17 that Sun Fangwen’s research group of Academician Guo Guangcan’s team at the school cooperated with Zou Chongw...[Details]
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On November 5, the 4th China International Import Expo was grandly held in Shanghai. QCraft, a leading domestic autonomous driving company, appeared in the automobile exhibition area and released the...[Details]
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As the main vehicle type for long-distance transportation in China, semi-trailers play a very important role in logistics and transportation. In the early years, due to the low threshold and fierce c...[Details]
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How LEDs emit light
In fact, LED is a light emitting diode. The basic structure is an electroluminescent semiconductor module, which is encapsulated in epoxy resin, and the pins serve as pos...[Details]
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The on-state of mode A is shown in Figure (a): switch S1 is closed, switch S2, diodes D1 and D2 are not conducting. In this case, currents iL1 and iL2 increase, and i1=iL1+iL2. The off-state of mode ...[Details]
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With the arrival of the first quarter financial reporting season of 2023, many companies in the photovoltaic industry have successively ushered in the "results release moment".
Judging from th...[Details]
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The protective performance and other characteristics of
fuses
and circuit breakers are compared
.
Circuit breakers
are described in two categories: non-selective and selective.
...[Details]
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Some time ago, I mainly collected some information about si4432, including chip manuals, schematics, official codes, etc. I debugged the purchased module to see if it can receive data. I am not ver...[Details]
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Since there are rectifier components and filter capacitors at the input end, many electronic devices powered by rectifier power supply have a power factor of only 0.6 to 0.65 at the input end of ...[Details]
Analogue and Mixed Signal
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