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Frequency domain measurement of RF power is the most basic measurement performed using spectrum and vector signal analyzers. Such systems must comply with the limits of power transmission and parasit...[Details]
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The circuit diagram of the buzzer on the schematic diagram of the development board is as follows. According to the video, we know that it is a passive buzzer. You can see that one end of the buzze...[Details]
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A few days ago, AutoNavi Map held a press conference for the launch of its third-generation in-car navigation system and announced that Xiaopeng Motors became the first automaker to be equipped with ...[Details]
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introduction
In recent years, with the rapid development of power electronics technology, the body of the permanent magnet brushless DC motor and its related control technology have developed rap...[Details]
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LCD display principle:
To make LCD display on JZ2440, several parts are needed: 1. LCD hardware 2. LCD controller on the development board 3. SDRAM memory to store data FramBuffer 4. A palette...[Details]
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The basic 3-terminal regulator has been a staple in the designer's toolbox for over 30 years, and its basic architecture has not changed significantly. Using a fixed voltage reference, a resistor d...[Details]
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Abstract: When developing VxWorks embedded platforms, developers will launch a complete set of cross-compilation tool chains to match their own embedded products. However, these tool chains provide...[Details]
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Introduction: In recent years, the use of microprocessors to control switching power supplies has continued to develop. There are many controversies about the advantages and disadvantages of the tw...[Details]
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On May 10, Xing Mei, chairman of Jufei Optoelectronics, said in the 2019 online performance briefing held recently that the company is not considering developing into the chip field. At this stage...[Details]
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Currently, Voice over IP (VoIP) technology is becoming more and more popular, and the volume of voice communication through the Internet is also increasing. The current low-bitrate voice compressi...[Details]
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my country's hydrogen fuel cell industry is showing multiple characteristics of development: the market scale is gradually expanding and the industry is becoming more complete; the technology develop...[Details]
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With the development of automobile technology, the intelligence of automotive electronic products is constantly improving, and the application performance of interactive terminals such as car scree...[Details]
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Apple today released the tvOS 15.4 Beta 4 system update to developers for testing. The specific version number is 19L5440a. The software was launched a week after Apple released the third tvOS ...[Details]
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The power subsystem is known as the "heart" of the spacecraft, and is responsible for supplying power to the operating platform, life support system, and numerous application system equipment. The ...[Details]
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In the previous technical articles "Revealing the Vector Network Analysis (VNA) Mode of RIGOL RSA Spectrum Analyzer" and "Understanding VNA Advanced Testing in One Article", the editor introduced the...[Details]