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In recent years, the variety of LEDs has continued to increase, the performance has improved year by year, and the application field has become more extensive. It has made great progress in the ba...[Details]
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The transformer winding is wound on the magnetic core frame, especially when the number of winding layers is large, distributed capacitance will inevitably be generated. Since the transformer works...[Details]
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This paper designs a queuing number calling system. The system is based on the order of queuing number drawing. Customers draw numbers using the client, and staff call numbers using the calling termi...[Details]
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Programmable power supplies are widely used in the test and measurement of various electronic products, and are also expanding to other industries. Just like the case I shared with you in an article ...[Details]
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Since the country launched the "Photovoltaic Leader Program" in 2015, the domestic photovoltaic industry has developed rapidly. Various companies have brought out their unique skills to research an...[Details]
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1. Clock 1. System architecture Clock source: In order to reduce the electromagnetic interference of the external environment on the development board and reduce the production cost, the external...[Details]
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0 Introduction
With the continuous improvement and development of microcontroller technology, the application of single-chip microcomputers continues to deepen. Its application will inevitably lead ...[Details]
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Today, at the 2019 IFA exhibition held in Berlin, Germany, Huawei launched the latest generation of flagship chips, the Kirin 990 series, to the world, including the Kirin 990 and Kirin 990 5G chips....[Details]
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Introduction: As the name suggests, the working principle of a digital multimeter is mainly based on digital circuits to detect and analyze signals, and then provide LCD display through an analog-t...[Details]
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Introduction
The rapid development of embedded technology has led to the application of more and more embedded terminal devices in people's daily lives, many of which are used in some remote pl...[Details]
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According to foreign media reports, on Wednesday local time, Huawei's senior vice president and head of UK business Victor Zhang urged the British government not to rush into costly decisions due to ...[Details]
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Overview: When using the STM8L101F3 microcontroller, since it only has 8K flash and very little space, as long as the C library function printf is called, the entire file will be very large after c...[Details]
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The degree of automation in wind turbines is constantly increasing. In addition to the main control system, online monitoring and wind farm networks also play an increasingly important role. Many s...[Details]
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AC voltage detector
This simple detector can save your life by warning you that a circuit is live and is ideal when multiple people are using the same equipment. ...[Details]
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Analysis of LCD working principle:
1. LCD hardware architecture:
LCD hardware system: You can see that the LCD controller is in the ARM processor, and the LCD screen and p...[Details]
MicroPython Open Source section
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