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The 6kV 1400kW primary wind turbine uses variable frequency control. After one year of operation, one of the turbines had an "IOC" signal, and the high-voltage inverter tripped. We studied solution...[Details]
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When a single-chip microcomputer plays a note, it periodically outputs a square wave of a specific frequency through the pin. This requires the single-chip microcomputer to output a low level in half...[Details]
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HyperBootloader_dsPIC HyperBootloader_dsPIC is a UART bootloader I implemented in C language, using serial communication, suitable for Microchip's dsPIC30, dsPIC33, and also for PIC24. The MCU-si...[Details]
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Crossover CAT5 UTP cables have become a popular choice after the classic straight-through cables. Crossover cables allow us to connect two computers without the need for a hub or switch. As you wil...[Details]
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What if you could build 3D maps of roads with centimeter-level accuracy? That’s what chipmaker Nvidia is doing with its new “NVIDIA DRIVE Map” platform. The company plans to map hundreds of thousands...[Details]
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Before the latest IEC61000-3-2 standard went into effect in 2005, most PC, monitor, and TV power supplies generated excessive power line harmonics when powered from single-phase 110 to 120V, 60Hz AC. ...[Details]
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During the welding process of LED energy-saving lamps, we often encounter the problem of how to identify the positive and negative poles of the light-emitting diode. This is particularly important....[Details]
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X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to track. The calendar ca...[Details]
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To the surprise of many people, new energy vehicles, which were once not promising, have delivered an excellent answer in a few years. Although affected by the cold winter of the epidemic, judging ...[Details]
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Some concepts in functional safety are rather confusing, such as fault, error, and failure. Today we will discuss these three concepts.
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China's IC industry development in 2019 has both advantages and disadvantages In 2018, the international political and economic situation was volatile, and many unexpected events occurred...[Details]
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According to the requirements of the national energy policy, energy conservation and emission reduction work has been fully launched, and in large thermal power plants, it is imperative to reduce the ...[Details]
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Infrared thermal imaging cameras are a very important application among the many applications of infrared sensors. They were originally limited to military high-tech products, but now they have becom...[Details]
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When the object being measured is in a non-static state, that is, the object being weighed or measured is in motion, it forms a dynamic weighing measurement state . For example, real-time weighin...[Details]
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Currently, there are at least 100 connected devices using different wireless standards in smart homes and modern buildings. NXP RW61x is a highly integrated, secure, tri-band wireless M...[Details]
Analog electronics
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