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The basic 51 microcontroller has four parallel ports, which also includes a serial port. When there are not enough interfaces, people will think of using external chips for expansion. However, al...[Details]
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1. Instrument Model Keysight/Agilent 8722ES Network Analyzer Fault phenomenon Self-test error: phase lock CAL failed Testing process After testing, it was found that the instrument reported an erro...[Details]
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For many years, electricity management and charging have been based on the traditional operation mode of using electricity first, reading the meter later, and paying the bill. The calculation of ele...[Details]
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introduction
The rapid development of mobile communication and other technologies has put forward higher requirements for the power supply of vehicle-mounted equipment. There is...[Details]
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The spectrum of EMI radiation generated by a switch mode power supply (SMPS) is a function of many parameters, including the size of the hot loop, switching speed (slew rate) and frequency, input a...[Details]
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0 Introduction
In daily life, single-chip microcomputers have been used more and more widely. They are small in size, light in weight, highly integrated, highly anti-interference, and cost-effe...[Details]
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1 System solution analysis
According to the current domestic and international technical level, the queue management system can be divided into wired system and
wireless system
, an...[Details]
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In the current new energy vehicle market, the batteries used are mainly ternary lithium batteries, followed by lithium iron phosphate batteries. Compared with these two batteries, ternary lithium bat...[Details]
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Genesis, a luxury brand under Hyundai Group, launched its first luxury SUV GV80 series in January. In addition to the exterior and interior design, which shows Hyundai Group's interpretation of luxur...[Details]
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background: I have been studying the HAL library recently, and summarized the knowledge points of GPIO related functions of the HAL library in STM32. content: The GPIO related registers are defined ...[Details]
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Technological advances have driven product innovation and brought unprecedented challenges to designers in all industries, especially in the automotive industry. Automakers are working hard to upgr...[Details]
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In recent years, both new domestic car-making forces and traditional established car companies have become more and more focused on the driving experience and entertainment enjoyment of passengers in...[Details]
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The frequency synthesis system implemented by the DDS+PLL combination can achieve high frequency resolution, fast conversion and a wide frequency range to meet the frequency requirements of various...[Details]
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introduction
At present, energy-saving lamps are the most widely used electric light sources. Although electronic energy-saving lamps are no longer at the forefront of lighting technology due t...[Details]
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On October 31, OnePlus released its annual flagship product - OnePlus 13. As the first flagship model of OnePlus's new decade, OnePlus 13 brings together a number of industry-leading technologies t...[Details]