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Abstract: This paper introduces the functions and applications of ML4425 pulse width modulation motor controller.
Keywords: three-phase brushless DC motor; sensorless; back-EMF sampler; phase-l...[Details]
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Sources of explosion-proof motor noise
When mechanical equipment is running, the friction, impact or unbalanced force between parts causes mechanical parts and shells to vibrate irregularly an...[Details]
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"Surpassing Apple and ranking second in the world for the first time! Listed on the Fortune Global 500 for the third time and about to celebrate its tenth anniversary...", a series of good news made ...[Details]
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1 Introduction
China is one of the countries with the poorest per capita water resources in the world. However, in my country, water shortage and serious waste have long coexisted. The nex...[Details]
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On the morning of March 8, well-known analyst Ming-Chi Kuo said in a tweet that Apple may launch a 30W power adapter with a new appearance design in 2022. Ming-Chi Kuo's latest revelation Kuo s...[Details]
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This section introduces several commonly used PLC control circuits and compares them with relay contactor control circuits, so that readers can fully understand the control principles and applicati...[Details]
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Due to the many advantages of ARM microprocessors, with the gradual development of embedded application fields at home and abroad, ARM microprocessors will inevitably gain widespread attention and ...[Details]
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The touch screen control chip is XPT2046. XPT2046 is a 4-wire touch screen controller with a built-in 12-bit resolution 125KHz conversion rate successive approximation A/D converter. 1. Basic princip...[Details]
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In recent years, the market demand for IGBT in my country has grown rapidly, and the rise of local manufacturers is expected to break the pattern of overseas manufacturers occupying most of the marke...[Details]
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During the maneuvering flight of the missile, the maneuvering overload will affect the structure of the engine and the ablation area of the combustion chamber. The engine overload pla...[Details]
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According to WitDisplay, the 2024 International Display Week (SID Display Week 2024) was held in San Jose, USA. Tianma, a leading company in the new display industry, brought many innovative techno...[Details]
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Brushless DC motors have the advantages of simple structure, high efficiency, high power factor, small moment of inertia, and low noise. In recent years, the research and application of permanent magn...[Details]
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According to Taiwan's Commercial Times, markets such as autonomous driving and electric vehicles continue to lead the substantial growth of the automotive electronics market, and MediaTek's layout in...[Details]
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When debugging the stm32 I2C interrupt method to send data, I found that there are many shortcomings in the content introduced in the previous article, and I also have a new understanding of I2C timi...[Details]
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CNC (Computer Numerical Control) programming is a technique used to control machine tools to automatically process parts. M99 is an instruction used to end a cycle in a CNC program.
intro...[Details]