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For car manufacturers, lighting is an increasingly important differentiated design element, and headlights, which are directly related to the "appearance" and active safety of the car, are even more ...[Details]
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Voltage doubler and primary side rectifier circuit
As mentioned above, switching power supplies mainly include active PFC power supplies and passive PFC power supplies. The latter does not have a...[Details]
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Introduction: The design of USB low-speed devices has reached a considerable maturity. Various IC companies have launched solutions for USB DEVICE, generally with 8 BIT CPU CORE + USB SIE as the main...[Details]
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This article discusses with readers how to improve the running speed of single-chip microcomputers.
1 Problem
1.1 Hardware technology background
The frequency of single-chip microcomputers...[Details]
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The microcontroller source program is as follows: /********************************************************************* Author : J Scarlett Date: November 2006 Files : main.c, ...[Details]
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The main design principle to avoid electric shock in electronic products is that there must be two independent insulation systems between the dangerous live circuit and any conductor that may be touc...[Details]
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An ammeter is an instrument that measures the flow of electric current in amperes. There are two main types of ammeters: shunt and feedback.
Shunt or feedback ammeter
Shunt ammeters are the most c...[Details]
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The parameters of functions in C++ are much more complicated than those in C, mainly because C++ introduces references and const qualifiers. The introduction of these two objects makes the function pa...[Details]
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Flyback synchronous rectification control circuit for adapter
With the development of consumer electronics, the proportion of electricity consumed by external power supplies (ad...[Details]
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HD-3A energy-saving limited power supply protector is suitable for three-phase low-power protection circuit. It is energy-saving and has low power consumption. It does not consume electricity in th...[Details]
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One day, I got an electric car in a taxi and chatted with the driver about buying a car. He gave me a piece of "advice", saying that I should not buy an electric car now. If I want to save energy, it...[Details]
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How to match the power of the amplifier and the speaker
1. First of all, we should pay attention to the power matching problem. In theory, the rated power of the speaker should be equal to the...[Details]
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Ookla, the developer of the well-known speed test application Speedtest, conducted 5G battery consumption tests on some flagship SoCs from popular brands such as Qualcomm, Samsung, Google and MediaTe...[Details]
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According to Apple's official website, Apple announced today that the Apple Arcade service will exclusively launch a game called "Disney Melee Mania" in December. The game will include many cla...[Details]
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As people's living standards continue to improve, the demand for cold chain is also growing. Cold chain can be related to thousands of households, from the fields to the people's tables, and even inv...[Details]