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At present, small-scale speed control devices with low requirements, such as plotters, use thyristor phase control to supply DC motors. Dual base transistors are also used to generate pulses. It is n...[Details]
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AT89C51 is used as the main device. Four PCF8591 chips are connected to the I2C bus. The chip addresses are (OOOb, OlOb, 020b, 400b) respectively. P3.6 of 89C51 is used as the SCL signal. P3.7 is u...[Details]
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Background
The practice of battery charging in many market segments involves a wide range of battery chemistries, voltages, and current levels. For example, industrial, medical, and automoti...[Details]
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The construction of charging piles is undoubtedly a hot topic in the automotive industry recently. On April 28, the Political Bureau of the CPC Central Committee held a meeting and specifically men...[Details]
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In the previous article, I reviewed some of the more novel features that have appeared on cars in recent years, including car-mounted drones, holographic windshields, dog mode, and other new features...[Details]
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I recently helped someone design a graduation project, making a multi-signal generator (four waveforms: square wave, triangle wave, sawtooth wave, trapezoidal wave). Now I post it here for your refer...[Details]
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Compiled from Electronic Design A new round of space craze is sweeping the world, with both large companies and start-ups launching different satellite launch plans. Companies such as SpaceX and ...[Details]
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According to foreign media reports, smart watches are not new, but their inner workings have changed. With the popularity of smartphones, the old idea of "putting everything into a watch" has been ...[Details]
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1 Overview
LIN protocol is a new type of low-cost serial communication bus. Its full name is Local Interconnect Network. It first appeared in the automotive industry. It is a serial bus proto...[Details]
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Deeply cultivated in IoT sensing technology, Xingzong IoT’s five major sensing scenarios bring new intelligent experiences | Direct access to the 2023 Shenzhen International IoT Exhibition On Septe...[Details]
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The biggest difference between pure electric vehicles and traditional fuel vehicles is the drive system. If you want to maintain a pure electric vehicle and keep it in peak condition, you must main...[Details]
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1. Loop Statement (1) while (2) for 2. Definition of variables Data type variable name Global variables: variables defined outside a function, scope: the entire program from the time of definit...[Details]
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What technology makes today's electronic health record applications intelligent? It's clinical decision support (CDS) systems. So now is the time to consider choosing a new CDS vendor.
Is it time...[Details]
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In recent years, countries around the world have developed smart grids, and smart meters play a key role in this application. They can enable interaction between users and the power system. For exampl...[Details]
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As shown in the figure, this is an online detection circuit for capacitors, frequencies, and transistors. This detector can switch between capacitors, frequencies, and transistors by adjusting the pre...[Details]