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Preface
FOC is indispensable for permanent magnet synchronous motor control. This chapter mainly introduces the basic principles of FOC control, coordinate transformation, and the mathematical...[Details]
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In order to achieve the accuracy of the measurement data, in addition to choosing the right instrument, the choice of test and measurement methods should not be underestimated. The power unit o...[Details]
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For disaster relief operations or emergency medical services (EMS), time is more important than money because it is a matter of life and death. An ambulance equipped with a telemedicine system is...[Details]
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With the development of science and technology, automobiles are moving towards intelligence. As the degree of automobile intelligence increases, sensors are used more and more in automobiles. The angu...[Details]
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The figure shows an application circuit that uses W7805 integrated voltage regulator and power transistors to power TTL logic circuits. The output voltage is 5V and the output current is 1.5A. In the...[Details]
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Security firm Kryptowire has warned that various Samsung devices are vulnerable to a major security vulnerability that could allow hackers to take over the devices. Kryptowire makes Mobile App...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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In recent years, with the popularization of the Internet of Things, the number of connections and the amount of data generated by the Internet of Things will explode, which puts higher requirements o...[Details]
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Cailian News reported on January 26 that Korean media quoted industry sources as saying that Tesla is developing the next-generation hardware - HW4.0 autonomous driving hardware to achieve 4D FSD (fo...[Details]
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Chipmaker Nanya Technology said DRAM contract prices rose sharply in the second quarter of 2021 and are expected to continue to rise in the third quarter. Digitimes reported that Nanya said DRAM pr...[Details]
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1. Overview
In this application case, the user has PLCs distributed all over the world, and the user wants to access and modify the working status of the PLC through any computer that can conn...[Details]
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Take any closed surface
S
in the conductor
. According to the law of conservation of charge, the amount of electricity flowing out of the closed surface
S
per unit time must be eq...[Details]
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In the assembly language of the ARM processor, the constant expression of in the instruction syntax format has the following stipulation: "The constant must correspond to an 8-bit bitmap, that is, th...[Details]
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First of all, we need to clarify how the camera works:
1. How does the camera transmit data to mini2440?
This camera has 10 data ports, and mini2440 collects camera data through these dat...[Details]
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DC-DC Converters The topic of DC-DC converter immunity will be discussed in detail here , but first a brief discussion of DC-DC converters. Since the birth of electronics, there has been an old sayi...[Details]
Analogue and Mixed Signal
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