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Different currents require different forward and reverse control. Generally, small motors can be switched by AC contactors. Forward and reverse switches are also available. Large motors require sof...[Details]
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In order to further improve 5G performance and develop semiconductors for "post-5G", Japan's Ministry of Economy, Trade and Industry plans to provide a total of 10 billion yen (RMB 588 million) in fu...[Details]
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1 Introduction
A phase-locked loop
(PLL) is a closed-loop automatic control system that can track the phase of an input signal. It consists of four basic components: a phase det...[Details]
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When the resistor is soldered on the circuit board, the reading is obviously inaccurate when the multimeter is used to directly measure its resistance value, because the parallel effect of the resist...[Details]
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AT5010 spectrum analyzer function introduction Focus knob (FOCJS): used to adjust the sharpness of the light spot. Brightness adjustment knob (1NTENS): used for brightness adjustment. Power switch (P...[Details]
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On October 23, Mengshi Technology signed a "Lithium Battery Project Cooperation Agreement" with the Sanmenxia Urban-Rural Integration Demonstration Zone Management Committee and Sanmenxia Investmen...[Details]
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iPhone 12 officially went on sale last Friday. As the first iPhone product to support 5G, the launch of iPhone 12 has been a huge success. An article in the South China Morning Post pointed out tha...[Details]
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1. The screws of the speaker are not tightened and are loose, resulting in the inverted phase tube not being properly processed. If the speaker plays too loudly, mechanical noise will be generated....[Details]
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According to display analyst Ross Young and whistleblower Jon Prosser, Apple may delay the release of the iPhone 12 Pro or cancel the feature altogether due to supply chain issues with 120Hz screens....[Details]
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Introduction to control chips
Control chips mainly refer to MCU (Microcontroller Unit), that is, microcontrollers, also called single-chip microcomputers. They appropriatel...[Details]
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With the increase in the number of cars, the probability of traffic accidents also increases. After an accident, it is difficult to analyze, judge and repair with traditional methods. This raises a qu...[Details]
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The ultra-bright LED mini desk lamp has the characteristics of zero radiation, zero pollution, zero flicker, uniform lighting, stable brightness, low light decay, and closer to natural light. The u...[Details]
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This reference design describes a cost-effective, low-power data acquisition system (DAS) for liquid level measurement using a compensated silicon pressure sensor and a high-precision delta-sigma ADC...[Details]
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SDS1000CM series is a digital oscilloscope launched by siglent after years of accumulation. It has a real-time sampling rate of up to 1G, a maximum bandwidth of up to 150MHz, a waveform recorder wit...[Details]
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What is a single-chip microcomputer? How should we learn single-chip microcomputers? The following Electrical Automation Technology Network Li Gong will take you to understand single-chip microcomput...[Details]