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In industrial and agricultural production, meteorology, environmental protection, national defense, scientific research, aerospace and other departments, it is often necessary to measure and control...[Details]
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At the beginning of the new decade, automobile manufacturers, professional consulting companies, and industry technical associations are discussing the future development trends of the automobile ind...[Details]
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In the past, when designing a power supply, power design engineers would spend a lot of time on model selection, circuit design and evaluation. Since power supply design involves EMI, efficiency, per...[Details]
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SQLite is a lightweight database, an ACID-compliant relational database management system contained in a relatively small C library. Its design target is embedded systems, and it has been used in man...[Details]
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As shown in the figure, this is the LM4912 dual-channel amplifier circuit. The left and right channel audio signals are input into the 1st and 5th pins of the LM4912 respectively, and are output fr...[Details]
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As a new generation of programmable intelligent meters, digital power factor meters are mainly used for real-time measurement and indication of power factor and phase (power factor angle) values in...[Details]
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Human biometric recognition technology is a high-tech recognition technology that relies on human biological characteristics to authenticate a person. Human face recognition technology has many adv...[Details]
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The development of oscilloscopes from analog oscilloscopes to digital oscilloscopes has brought many major changes, such as signal acquisition, bandwidth, sampling rate, screen display, etc. Similarl...[Details]
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Electric cars are too quiet, and the sudden appearance of a silent car may scare pedestrians. To solve this problem, the European Union requires that electric cars with four or more wheels must be eq...[Details]
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High-voltage differential probes are widely used in the research and development, debugging or maintenance of switching power supplies, frequency converters, electronic ballasts, variable frequency a...[Details]
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1. SDRAM 1. Storage structure The inside of SDRAM is a storage array. The array is like a table, and data is "filled" into it. When reading and writing data, it is the same as the retrieval principle...[Details]
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Overview:
Servo
Motor
It includes a small DC motor; a set of variable speed gear sets; a feedback adjustable potentiometer; and an electronic control board. Among them, the high-speed...[Details]
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As a display device for human-machine interface, TFT-LCD modules always fail to meet people's requirements for picture quality. For example, SXGA-spec TFT-LCD modules are becoming increasingly popu...[Details]
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In C51, the alarm when interrupt and non-interrupt functions call the same function is RECURSIVE CALL TO FUNCTION. The standard C language dynamically generates local variable space in the stack, s...[Details]
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On October 23, Wuhan Weilai Energy Co., Ltd. ("NIO Energy") signed a cooperation agreement with Wuhan Shouyi Technology Innovation Investment Development Group Co., Ltd. ("Shouyi Technology Innovat...[Details]
PCB Design
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