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Since it is a bit troublesome to use a universal breadboard to build circuits for experiments at any time, I simply drew PCBs and made some microcontroller test boards, and explained them to you s...[Details]
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According to the 2019 annual report recently released by East China Science and Technology, the company achieved operating income of 5.267 billion yuan, a year-on-year decrease of 7.65%; the net prof...[Details]
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1. Plug the USB into the development board 2. Start U-boot in NAND flash mode and enter the following command to open the USB device. # usb reset //Restart Or use # usb start //Direct boot 3. S...[Details]
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The concept and working principle of AC motor
AC motor is a mechanical rotating device that converts AC electrical energy into mechanical energy. AC motor converts electrical energy into mecha...[Details]
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With the growing demand for energy and the reduction of fossil fuels, it is of great significance to generate electricity using renewable energy. Moreover, energy storage is as important as energy pr...[Details]
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Abstract: Light intensity is an important indicator in environmental monitoring parameters. This paper uses the light intensity sensor TSL2561 and the JN5139 wireless chip to design a light intensi...[Details]
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With the strong support of national policies, more and more people are buying electric cars nowadays; but there are still many people who have doubts about electric cars. For example, they think that...[Details]
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LDR R0,=0X30000000 ➡CPU sends to memory controller: ① Issue nGCS6; ② Split address according to (SDRAM) type: a, BANK address, b, row address, c, column address; ③ Read data LDR R1, Question: How ...[Details]
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Recently, the California Public Utilities Commission (CPUC) approved Waymo's expansion request, allowing them to operate on Los Angeles, the San Francisco Peninsula and San Francisco highways, and ...[Details]
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Alas, when it comes to USB mass storage devices, it is not as simple as USB mouse. Let's start with the mass storage project in the official example. The official project is more complicated, and the...[Details]
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The main function of the inverter The frequency converter is an electric energy control device that uses the on-off function of power semiconductor devices to convert industrial frequency power into ...[Details]
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Speaking of STM32 USB UDF, it is actually what we often call IAP (In Application Programming). There are many ways to use IAP. I have used serial port IAP and network IAP before. Here we use USB IAP,...[Details]
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Modern society is a highly information-based society, and the development of multimedia technology has attracted much attention to the acquisition of image information and its transmission method...[Details]
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After entering the second half of 2020, 5G mobile phones have gradually sunk into the market below 3,000 yuan. In order to accelerate the popularization of 5G mobile phones, major mobile phone manufa...[Details]
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"Setting a New Benchmark for GaN Technology", the usually conservative Power Integrations (PI) rarely uses such a striking title to announce a new IC - the 1700V rated GaN InnoMux2, manufactured us...[Details]
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