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I have a special interest in LED lamps. Looking back, time flies. Four or five years ago, when I was still in college and had no idea about work, I often lingered in the electronics market. This habi...[Details]
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In order to promote the sustainable development of the lead-acid battery industry, the Ministry of Industry and Information Technology organized an expert group to carry out the standard review of ...[Details]
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In a 32-bit ARM system, a branch instruction or a PC register load instruction is generally placed in the interrupt vector table to implement the function of the program jumping to the interrupt serv...[Details]
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1. Overview
The transformer position transmitter is a device that can extract the tap position signal of the main transformer and convert it into a DC analog
output
correspondin...[Details]
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In a blink of an eye, the concept of "AI chip" has been popular for two years. With the end of 2018, the development of AI chips will also enter a new stage. The first season of players has ended. Wh...[Details]
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Ultrasonic waves have high frequencies and short wavelengths, so they have beam characteristics, can propagate in a straight line, have good directivity, small diffraction, strong penetration, slow ...[Details]
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////////////////////// Below is how to write PIC microcontroller interrupt! /////////////////////////////////////////////////////////////////
#include pic.h
__CONFIG(0x1832); //Write configuration ...[Details]
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With the development of autonomous driving
, it can be said that it has entered a bottleneck period in terms of technology. In this case, major automobile manufacturers have turned their atte...[Details]
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Surface cleanliness is critical to the reliability of electronic products. Improper cleanliness control will lead to various reliability risks, such as leakage, corrosion, short circuit, functional...[Details]
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introduction
The entire LED display system is generally divided into three parts: the host computer, the display control circuit and the LED array and its driver.
The design of the display ...[Details]
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0 Introduction
The predecessor of the insulation resistance tester is the megohmmeter, which is a special instrument used to measure the insulation resistance of electrical equipment such as ...[Details]
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The 5V voltage regulator circuit with overvoltage protection adopts the collector output series voltage regulator mode, which has the characteristics of low cost, high efficiency, small size, light...[Details]
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Understanding of S3C2440 clock settings
1) Relationship between FLCK, HCLK and PCLK
S3C2440 has three clocks: FLCK, HCLK and PCLK
The manual says P7-8:
FCLK is used by ARM920T, core clock, main...[Details]
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Tightly adhere or use thermal grease The degree of closeness of the heat flow sensor to the object under test has a great influence on the stabilization time of the heat flow. The tighter the adhes...[Details]
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(1) Causes of orifice plate deformation
Orifice plate deformation does not occur often. Standard orifice plate deformation is often manifested as concave surface A (flow surface) and protruding su...[Details]
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