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APFC (active power factor correction) technology is to
replace the passive devices in the rectifier
circuit
with active
switching
devices or add a power converter between the rectifi...[Details]
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Zhang Tianren, Chairman of Tianneng Power (00819), said that the group is focusing on developing its lithium power battery business and has officially started the capacity expansion of the Phase II...[Details]
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Signal generators are broadly divided into mixed signal generators (arbitrary waveform generators and arbitrary waveform/function generators) and logic signal sources (pulse or pattern generators), m...[Details]
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Abstract: This paper designs a 1KW LCD TV power supply system, using the UCC28060 control chip to achieve interleaved parallel power factor correction. With its unique control method and protection c...[Details]
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With the increase of various vehicles, traffic jams are often encountered. As the main tool for traffic control, traffic lights play an important role. This paper designs a comprehensive experime...[Details]
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The voice interface includes two functions: acquisition and playback. It is the most basic and critical part of the voice processing system. When collecting voice, the fluctuation of the input si...[Details]
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1. Determine whether the circuit or device is energized The digital AC voltage range is very sensitive, and it can display even a small induced voltage around. Based on this feature, it can be used a...[Details]
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Aurora Energy Research, an energy consultancy, said the UK electricity market needed reform to boost demand for storage of four hours or more of power.
Aurora Energy Research has...[Details]
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ECG detection is the detection of weak signals under strong common-mode interference. In order to improve the common-mode rejection ratio of the circuit, a cancellation drive circuit (right le...[Details]
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;*********************************************************************** ; Self-receiving photoelectric detection.dt ;*************************************************************************** PORT...[Details]
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With the development of information technology, people are gradually concerned about the health problems caused by electromagnetic radiation from telecommunication terminals while enjoying its conveni...[Details]
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A few days ago, ARM released a new generation of Cortex-X4/A720/A520 CPU architecture, which is the main force of ARM processors this year and next year. Qualcomm's next-generation flagship Snapdrago...[Details]
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Preface When using the ST FOC motor library , when using the Hall signal as the position signal, it is necessary to input the synchronous electrical angle data. This data is input according to the ...[Details]
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1. This connection method provides a 2.5V reference voltage and is simple and applicable.
2. This connection can provide an adjustable reference voltage. The voltage output is 2.5×(1＋R2/R...[Details]
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Create light.c:
Modify start.S:
Modify Makefile: add light.o
Finally, make succeeded and burning was successful.
Similarly, we can also call our assembly f...[Details]
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