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introduction
Built-in test (BIT) is a new technical concept proposed by the United States in the field of military testing in the 1970s. Its purpose is to improve the maintainability, testability a...[Details]
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I read the introduction of external interrupts online before and thought it was very simple. Now I think it was really impetuous to have such an idea. Don't be an impetuous embedded engineer, you must...[Details]
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In this paper, a CMOS phase-locked loop (PLL) circuit with a wide frequency range is designed. By improving the current mirror image accuracy of the charge pump circuit and adding a switching noise c...[Details]
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The nitrate nitrogen online analyzer is a new generation of fully automatic nitrate nitrogen online analyzer based on the Chinese national standard method redox photometry. The nitrate nitrogen in ...[Details]
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TSMC's current dominance seems unmatched, but even though GlobalFoundries' large-scale patent litigation war launched at the end of August seems to have little chance of winning, it will inevitably m...[Details]
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On May 15, the high-efficiency dynamic UPS power system product jointly developed by the Energy Heavy Industry and Gas Turbine Company of China Energy Construction Gezhouba Equipment Company passed...[Details]
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Underwater cleaning is a device used for underwater cleaning, mainly used for underwater cleaning in water places such as swimming pools. The particularity of the water area determines that t...[Details]
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Security robots are gradually coming into people's view. They have human-like limbs and sensory functions and a certain degree of intelligence. In fact, robots are equipped with a variety of sensors...[Details]
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This Design Idea describes a simple two-chip CMOS circuit that organizes multiple capacitors ranging from 100pF to 1μF into 20 containers and uses 10 LED indicators to display the value range. The cir...[Details]
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If I use a mobile phone, I won’t be able to watch current TV series, I’ll have to start over with new games, and my fitness records will be gone. That’s right, mobile phone manufacturers are trying h...[Details]
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This program uses an ultrasonic module to measure distance and displays it on a digital tube. Other friends can modify some codes based on this program and apply it to smart cars or other distance me...[Details]
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ADP1650 is ADI's 1.5A LED flash driver with integrated I2C compatible interface. The device integrates a 1.5MHz or 3.0MHz synchronous inductive boost converter, an I2C compatible interface and a 15...[Details]
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The optocoupler of the switching power supply is mainly used for isolation, feedback signal and switching. The power supply of the optocoupler in the switching power supply circuit is provided by t...[Details]
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0 Introduction
In the field of industrial measurement and control, a large number of real-time field parameters need to be obtained. Due to the harsh, complex and changeable environment, data acquis...[Details]
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Since the switching device of the inverter is a high-power transistor, its overcurrent capacity is smaller than that of the thyristor, so the correctness of its capacity selection is directly related...[Details]
RF/Wirelessly
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