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Hall isolation amplifier The principle block diagram of the Hall isolation amplifier is shown in Figure 52. It is centered on the Hall element and constitutes a self-balanced weak current comparator ...[Details]
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Samsung Display and LG Display have started producing OLED panels for Apple's new iPhones this year, a month earlier than last year, according to people familiar with the matter. In 2019, due to pr...[Details]
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How is Intel's 7nm processor progressing? At the JP Morgan Global TMC Week event, Intel CEO Pat Gelsinger confirmed that the company has completed the "Tape-in" of the 7nm Meteor Lake chip. Tape-in ...[Details]
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1. Introduction Compared with DC motors, AC motors do not require commutators and brushes, and their structure is simpler. AC motors are widely used in industrial production due to their wide sp...[Details]
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How to use an oscilloscope to measure the differential signal on the USB bus? There are two situations for testing USB signals:
The first is to comply with the physical layer test specifications of...[Details]
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This time, Nidec Power Systems Co., Ltd. (formerly Nidec Tosok Co., Ltd.) successfully developed a new electric oil pump for automotive CVT continuously variable transmissions.
...[Details]
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According to the conversion function, DC-DC converters are divided into two types: one is a voltage-voltage converter, and the other is a current-current converter. The speed regulation requirement...[Details]
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Digital amplifier technology has come a long way since its introduction. Although digital amplifiers were once a new technology, they are now common in products at every level of daily life, inc...[Details]
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The emergence of MCU online simulation technology has greatly improved the efficiency and reliability of developing MCU application systems and simulation debugging, and reduced the labor intensity...[Details]
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Recently, Luo Baojun, general manager of Xiaomi's Beijing-Tianjin branch, revealed that the engineering prototype of Xiaomi Auto will be available in the third quarter of 2022, and said that "it will...[Details]
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At present, the wave of autonomous driving is sweeping the world, and major car companies are actively developing autonomous driving functions for their cars, but the directions they adopt are differ...[Details]
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Sometimes I receive inquiries from some friends: Can I learn microcontroller with zero foundation? This sentence sounds quite funny. Who hasn’t started learning from scratch? This is not like the ric...[Details]
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I learned MCU quickly, and I was very good at 51 and AVR. Maybe it was because of the influence of my previous studies, I thought it would be easier to learn ARM. When I started to learn ARM, I rea...[Details]
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This routine is to collect voltage adc value How to choose the channel: Here in the adc initialization function, setting the sampling rate of the channel is just to set the channel to be used, not to...[Details]
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What is FOC control
FOC (Field-Oriented Control), also known as vector control, is a motor control technology for controlling AC motors. This technology can control the direction and size of t...[Details]
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