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Many applications require a sine wave with stable frequency and/or amplitude as a reference for calibration or measurement. Low harmonic distortion is also required for applications such as LVDT ...[Details]
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Spider-Man's "spidey senses" must have been the envy of countless middle school boys. This superpower allows him to predict what is about to happen around him and better detect and avoid objects, s...[Details]
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1. Introduction
When decoding AAC audio with a sampling rate of 44.1kHz, the decoding time of one frame must be controlled within 23.22 milliseconds. And each frame in the audio can contain...[Details]
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The charge pump circuit is usually also called a switched capacitor converter. It contains a switching network of diodes or switches and capacitors. Figure 2 shows the circuit of a charge pump IC. Th...[Details]
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I bought my TQ2440 development board when I was in college, and I haven't touched it for two or three years. Now I'm starting to learn it again, mainly to learn UCOS II, and then Linux. For bare meta...[Details]
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5G1413 NPN Darlington transistor array is a high voltage and high current integrated circuit, with a typical maximum output voltage of 60V, a minimum value of 50V, a reverse leakage current of 50UA...[Details]
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This paper introduces a method of automatically generating character dot matrix by directly using the image processing function of LabVIEW. The program can automatically obtain dot matrix of variou...[Details]
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On May 24, the Dragon Lizard community announced that in the one year since the release of the first open source version, the total installation volume of the Dragon Lizard operating system has reach...[Details]
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To be honest, we in the self-media industry have an irresistible nose for hot topics, but we focus too much on the hot topics themselves and often tend to overlook the deeper meanings behind some eve...[Details]
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After more than 20 years of development, the variety of single-chip microcomputers has continued to increase, the functions have continued to increase, the scope of application has continued to expan...[Details]
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Huawei has been included in the Entity List by the United States for a long time, but Huawei has not been greatly affected. In the Q&A session after Ren Zhengfei's public dialogue today, an audience ...[Details]
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It was a day in early summer of 2018. A friend of mine had just bought a machine. As he was short of money and could not afford a high-bandwidth model, he bought the lowest 4-channel version o...[Details]
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The hello world program is a must-have for beginners of every language. Here is a brief source code in assembly form:
And rough notes. You can check the function of interrupt 21 on the Internet. I ...[Details]
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From manual driving to assisted driving to fully automatic driving, society is turning everything that is manually controlled to electronic control. Especially in the past two years, there are more...[Details]
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NC machine tools and CNC machine tools are two different types of CNC machine tools, and they have some differences in function, structure and application.
Definition and Principle
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