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This is a simple single-chip traffic light program, which uses two digital tubes for countdown display, and implements: first, the east-west red light is 50 seconds, then the north-south green light i...[Details]
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According to the latest news disclosed by the China Association of Automobile Manufacturers on October 11, my country's automobile sales are still rising. Among them, the production and sales of new ...[Details]
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Abstract: This multimeter collects physical quantities such as voltage and frequency values to infer the corresponding resistance, capacitance, inductance and frequency values, uses DDS chip to g...[Details]
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With dozens of processors controlling every aspect of performance in today’s cars, there’s no “vehicle experience” feature that’s untouched by technology. Whether it's climate control, engine control...[Details]
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On August 30, the State Administration for Market Regulation and the Ministry of Industry and Information Technology issued the "Announcement on the Release of the New Energy Vehicle Power Battery ...[Details]
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With the development of social and economic strength, the progress of science and technology, the innovation of aesthetic thinking and the improvement of people's urbanized lifestyle, music founta...[Details]
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Preliminary knowledge 1. First, let’s clarify two concepts: Steady-state thermal resistance: The temperature difference between two measuring points is △T. The energy passing through the heat dissipa...[Details]
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Earlier, when I gave the same program to the buzzer and LED, the LED worked, but the buzzer did not. So I thought of taking an evening to solve this problem.
Actually, this is not a problem. Because ...[Details]
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With the continuous development of technology , the automobile industry is undergoing unprecedented changes. From traditional fuel vehicles to electric vehicles to smart vehicles, technological advan...[Details]
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On January 12, Sina's "2020 Technology Billboard" annual ceremony officially opened today. Due to the epidemic, all activities of this year's Technology Billboard were held online. The them...[Details]
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Mir's new core board! Xinchi D9 domestically produced high-security automotive-grade development platform
With the rapid development of information technology, the market demand fo...[Details]
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Speaking of the STM8 clock, it is really a tragedy. There is no problem using HSI, and there is no problem switching to HSE, but it doesn't work when switching to LSI. Then I was puzzled, and then I w...[Details]
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Introduction: Oscilloscope is a widely used electronic measuring instrument. It can transform invisible electrical signals into visible images, making it easier for people to study the changing pro...[Details]
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Usually, the 31/2-digit and 41/2-digit digital ranges are designed based on the principle of measuring capacitance using the capacitive reactance method. Experiments show that when the measured induc...[Details]
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Infrared light sources and their applications in security monitoring With the development of optoelectronic information technology, infrared solid-state light-emitting devices have evolved from tra...[Details]
Analog electronics
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