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According to statistics from the Consumer Technology Association (CTA), since July 2018, the Trump administration's "301 Act" on Chinese products exported to the United States has caused the United S...[Details]
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Current limiting protection usually has two types: current limiting and foldback current limiting. The former refers to limiting the output current to the maximum value. The biggest disadvantage of...[Details]
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Multimeters are an electrical tool that can be used by engineers, electrician beginners, experienced electricians, and ordinary residents. But do you really know how to use a multimeter? Today, the e...[Details]
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PCA module is the abbreviation of "Programmable Counter Array". The following descriptions take the C8051 series microcontroller produced by SILICON LAB as an example. PCA includes 1 16-bit "timer/...[Details]
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On May 21, four major mobile phone brands, Black Shark, Meizu, OnePlus and realme, jointly announced that they had joined the "Inter-Transfer Alliance", aiming to break brand restrictions through sys...[Details]
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Although the Geneva Motor Show was cancelled due to the recent epidemic, the cancellation of the show did not stop Evergrande and Koenigsegg's supercar Gemera from being "born". The starting price of...[Details]
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Using a multimeter can only determine whether the filament circuit of a fluorescent lamp is good or bad, but it cannot determine whether the fluorescent lamp can work completely normally. It is best ...[Details]
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PLC S7-200 and stepper motor motion control
The operation of the stepper motor requires an electronic device to drive it. This device is the stepper motor driver, which amplifies the pulse sig...[Details]
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Since their introduction, CMOS single-supply amplifiers have benefited single-supply system designers around the world. The main factors affecting the total harmonic distortion plus noise (THD+N) char...[Details]
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According to foreign media reports, researchers at the Oak Ridge National Laboratory (ORNL) in the United States have developed an innovative control system that can reuse electric vehicle battery pa...[Details]
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1. Principle Introduction First, let's take an alarm clock as an example. If we set it to go off in one minute, the second hand needs to move one circle (60 times). That is, one minute is converted...[Details]
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I am working on the online upgrade bootloader program for Freescale 16-bit microcontrollers. There are two questions that I am not very clear about. I would like to ask the experts in the forum. 1. ...[Details]
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Abstract: Based on the conventional two-level space vector PWM algorithm, a three-level space vector PWM algorithm is given, and an improved three-level space vector PWM modulation strategy is prop...[Details]
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The Sino-US trade war has been going on for more than a year. The long-term trade war has affected the direction of the supply chain, caused global stock market fluctuations, and even threatened the ...[Details]
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The servo motor acceleration and reduction system is a common transmission device in the field of modern industrial automation. It achieves precise control of the load by converting the high-speed ...[Details]
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