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An oscilloscope is an electronic measuring instrument with a wide range of uses. It can transform invisible electrical signals into visible images, making it easier for people to study the changing p...[Details]
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Abstract: This article introduces the performance, pins, instructions, etc. of the new, low-cost speech recognition circuit AP7003, and provides the application circuit schematic diagram and det...[Details]
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On June 6 this year, the Ministry of Industry and Information Technology issued 5G licenses to China Mobile, China Telecom and China Unicom, marking the arrival of China's 5G era. At the same time, a...[Details]
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In
a circuit
with
a switching
device
, a buffer
circuit
is often added
to prevent
the switching
device from overvoltage. However, a large amount of power loss will be generated in...[Details]
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In fact, Freescale's BSP porting document has described the u-boot porting steps in great detail, but for future reference, I will record them here according to my own understanding. Get the sourc...[Details]
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Temperature measurement circuit composed of LM324
See attached picture. The temperature sensor uses a silicon triode 3DG6, which is connected in the form of a diode. The temperature coefficient of ...[Details]
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There are only a few reasons that can be analyzed for frequent inverter burnout:
1. The inverter is a non-branded product. The quality of many domestic manufacturers is uneven, and the inverte...[Details]
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Quanxun RF Technology (Wuxi) Co., Ltd. (hereinafter referred to as Quanxun RF), located in the High-tech Zone (Xinwu District) of Wuxi City, Jiangsu Province, is a local star enterprise. With more t...[Details]
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In recent years, single-chip microcomputers have been widely used in various industrial control, instrumentation, equipment, and product automation and intelligence due to their unique advantages such...[Details]
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A new study claims that despite their greater energy efficiency, solid-state drives (SSDs) create significantly higher carbon emissions than HDDs, but different usage scenarios may change this. Res...[Details]
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Since the beginning of this year, Kaifeng City has closely followed the decision-making and deployment of the Municipal Party Committee and Municipal Government of "projects are king, industry is t...[Details]
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MPEG-2 decoding
MPEG-2 decompression circuit includes video, audio decompression and other functions. In video processing, it is necessary to complete the decoding of the main picture and sub-...[Details]
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We know that C language is a high-level language, which means a program that needs to be translated before it can run on a specific platform. The compiler is a relatively complicated program that com...[Details]
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All lighting fixtures, whether general or the most popular LED lighting fixtures, are composed of three parts: the shell, the light source, and the electrical lamp. Among these three parts, the lig...[Details]
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1 Introduction
Real-time knowledge of underground gas concentration is an important factor in coal mine safety production. Due to the increase in coal mining depth and scale, it is difficult fo...[Details]