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At the China International Intelligent Industry Expo-China Unicom booth, Fraunhofer IIS, a world-renowned audio and media technology research institute, and China Unicom demonstrated IPTV set-top box...[Details]
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Lighting technologies mainly include mainstream fluorescent lamps, LED lamps and HID technologies, etc. Their wide application makes the topological structure of power drive very different. The com...[Details]
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As the saying goes, all the past is just a prologue. In July 2020, Nvidia's market value exceeded Intel's, and the market value of GPU companies became No. 1 among semiconductor companies. This is a ...[Details]
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R-type medium frequency transformer is a new type of medium frequency transformer, suitable for aircraft ground DC power supply and starting, including input 140-220 volts, 400Hz three-phase medium...[Details]
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On July 14, the signing ceremony of the semiconductor industrial park project in Chaisang District, Jiujiang, Jiangxi was held in Chihu Industrial Park. The semiconductor industrial park project si...[Details]
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Multifunctional leakage protection switch circuit
The multifunctional leakage protection switch uses the Nissan ASIC M54122L to form a multifunctional leakage protection switch. In the case of leak...[Details]
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Measuring principle of mass flow meter The volume of a fluid is a function of the temperature and pressure of the fluid and is a dependent variable, while the mass of a fluid is a quantity that d...[Details]
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It uses a monochrome 8*8 dot matrix, with rows and columns connected to ports p0 and p1 respectively, and the effect is quite impressive.
#include reg52.h
#define uint unsigned int
#define uc...[Details]
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The ARM instruction set can be divided into six categories: jump instructions, data processing instructions, program status register transfer instructions, LOAD/Store instructions, coprocessor instru...[Details]
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There will be a long and dangerous "start-up period" when it is integrated into the existing road system Over the past four or five years, we’ve been hearing about the potential of self-driving cars ...[Details]
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Most circuits are referenced to ground, and lower voltage components can monitor the low side of the load, but not the high side. For example, almost any low voltage rail-to-rail input op amp can det...[Details]
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Modern simulation technology is widely used in system design, system analysis, and education and training. During the simulation process, there are a lot of situations where command data is sent to...[Details]
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From Tesla catching fire after a collision to NIO's battery pack fire caused by compression, the endless cases of electric vehicle fires have greatly reduced consumers' confidence in electric vehicle...[Details]
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introduction
The LCD screen itself does not emit light. In order to clearly see the content of the LED display, a certain amount of white light backlight is required. The backlight is an optic...[Details]
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The rapid development of LED lighting commercialization is expected to increase the market demand for white LED phosphors. With the continuous investment in phosphor research and development by all...[Details]
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