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In LED lighting systems, adding circuitry to improve PFC response time can help eliminate flicker caused by rapidly changing AC input voltage. If the power factor correction (PFC) block does not resp...[Details]
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Abstract: This article analyzes the main types of electromagnetic interference and its hazards in medical electrical equipment, and focuses on the application of power filters in medical electrical eq...[Details]
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Multisim is a Windows-based simulation tool launched by National Instruments (NI) Co., Ltd., which is suitable for board-level analog/digital circuit board design. It includes graphical input of circ...[Details]
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1. Development of my country's optical fiber network
At the end of 1979, my country's optical communication experimental system was tested in Beijing, Shanghai, Wuhan and other places. Aft...[Details]
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At the "2019 Xunshi 18th Fiber Optic Communication Market and Technology Seminar" held in Shenzhen, Li Junjie, chief expert of optical transmission technology of China Telecom, revealed that China Te...[Details]
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#include
sbit P1_1=P1^1;
/*************Delay subroutine*******************************/
void delay(unsigned int x) //Minimum 1 millisecond
{
unsigned char j;
while(x--)
{
for(j=0;j
{...[Details]
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What is a microcontroller interrupt? How are interrupt nesting and priority resolved?
About the concept of single-chip microcomputer interrupt system: What is an interrupt? Let's introduce...[Details]
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After the release of Google's new phone, foreign media regarded it as the best phone in this price range. CNBC reported that the biggest features of this phone are fast software, good battery life an...[Details]
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Clock cycle The clock cycle is also called the oscillation period, which is defined as the reciprocal of the clock pulse (the clock cycle is the reciprocal of the crystal oscillator external t...[Details]
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There have been some discussions about the life of aluminum electrolytic capacitors, but there are not many demonstrations of life calculation. This issue will take you to learn about TDK Electronics...[Details]
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01
CAN Bus Overview
CAN bus is an advanced automotive electronic system communication protocol. It was developed by Bosch of Germany in t...[Details]
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On June 16, the official pushed a firmware update for the full-scene video stabilization technology to the Meizu 17 series media review phones. At that time, the official announced that the retail ve...[Details]
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introduction
The National Higher Education Automation Professional Teaching Guidance Committee was entrusted by the Ministry of Education to hold the first "Freescale" Cup College Student Smart Car...[Details]
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# # (C) Copyright 2000-2006 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # # See file CREDITS for list of people who contributed to this # project. # # This program is free software; you ...[Details]
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The wireless sound and image transmission system is a transceiver with the function of wirelessly transmitting and receiving images and sounds. The wireless monitoring system solves the short...[Details]