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Preface: The following procedures and circuit diagrams are not guaranteed to be the best solutions, and there will be many deficiencies. Please understand. In addition, the content of C51 is a summar...[Details]
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Waiting for a venti.' After this year's domestic mobile phone launch conference, this same answer can always be seen on social networks. Perhaps this is not dissatisfaction with the curre...[Details]
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Atmel's controllers are widely used in engineering practice due to their high integration and convenient online debugging. This paper discusses the software and hardware implementation process of the...[Details]
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It is well known that the maximum thermal efficiency of diesel engines is higher than that of gasoline engines, and most of the time the price of diesel is lower than that of gasoline. In this case...[Details]
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On January 20, Xiaomi 11 Lite and Redmi K40 obtained the Russian EEC certification. The Russian EEC certification page announced the model numbers of these two new Xiaomi phones. Among them, ...[Details]
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"We worked in an 'unprofitable' industry for 20 years, and then accidentally found ourselves on the track of leading domestic intelligent manufacturing software." Dr. Lv Lingzhi, Chairman and CEO of ...[Details]
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1. The term "Parts Per Million" (PPM) is a concentration measurement unit, generally used in the field of gas detection. For example, 1PPM of hydrogen sulfide in mixed air means that there is one uni...[Details]
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This article is translated from semiwiki by Daniel Nenni The electronic design automation (EDA) industry used to be a bustling marketplace that included startups, mid-sized companies that dominated...[Details]
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Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems (GP...[Details]
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Steam can be divided into saturated steam and superheated steam. In the flow meter, the density can be obtained by looking up the table based on the temperature and pressure of the superheated steam ...[Details]
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Lithium-ion batteries are notorious for frequent internal short circuits that can ignite the battery's liquid electrolyte, causing the battery to explode and start a fire. Now, engineers at the Unive...[Details]
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This is a PWM speed control program for DC motors with AT89C51 MCU. The program can be directly used in AT89C52, AT89S51, AT89S51, STC89C51, STC89C52 MCUs. The MCU crystal uses 11.0592M. The DC motor...[Details]
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Active filters are widely used in digital signal processing, communication, and automatic control, but it is difficult to design variable broadband active filters. Using a single-chip microcomputer...[Details]
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As the name implies, car atmosphere lights are lighting that enhance the atmosphere in the car, and are a manifestation of the emotional design of the car interior. Generally, there are two types o...[Details]
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In C language, initialized global variables exist in the data segment, initialized local variables exist in the stack, space allocated by malloc exists in the heap, and uninitialized global variabl...[Details]