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What magic allows you to listen to music through earbuds without wires? The answer is TWS. Since Apple officially released the wireless headset AirPods in December 2016, its shipments have increased ...[Details]
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0 Introduction Integrated circuit testers can be used to measure the quality of integrated circuits and are widely used in electronic laboratories. In actual use, it is found that some testers produ...[Details]
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On January 18, Hongda Electronics released its 2020 annual performance forecast. The company's net profit attributable to shareholders of listed companies was 454 million yuan to 513 million yuan, a ...[Details]
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Use a single-chip microcomputer to generate a square wave signal with adjustable frequency. The frequency range of the output square wave is 1Hz-200Hz, and the frequency error ratio is less than 0.5%....[Details]
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Beijing time, June 29, according to foreign media reports, mobile phone chip supplier Qualcomm announced on Thursday that it will adjust its internal structure and establish a new subsidiary to protec...[Details]
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Abstract: This article describes the characteristics of a new type of electronic attendance device based on LonWorks and iButton technology, focusing on its hardware composition, software design...[Details]
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#include reg51.h #include "main.h" #include "intrins.h" //Use T2 timer 2 to control the baud rate of serial port 1 #define FOSC 18432000L //System frequency #define BAUD 9600 //Serial port 1 bau...[Details]
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It can be said that
every development detail of
the projector
is ultimately a matter of technological innovation. With the rapid development of the
display
industry, projectors ...[Details]
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What accounts for such a dramatic difference in how we use voice-first versus screen-first technology? Screen-based technology is so addictive because of the place of vision in our sensory hierarch...[Details]
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1. PCB layout and wiring principles
PCB provides electrical connections between components of the power amplifier circuit. To achieve the best performance of the power amplifier circuit, ...[Details]
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The advent of light-emitting diode (LED) technology marked a major revolution in the electrical lighting industry. Since 1990, LED lamps have increasingly replaced traditional light sources such as...[Details]
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As the center of regional economic and social development, the status and role of the city cannot be ignored.
In recent years, my country's urbanization process has continued to accelerate. Th...[Details]
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PCI Express is a high-speed serial I/O interconnect mechanism that uses clock data recovery (CDR) technology. The first generation of PCI Express specifies a line rate of 2.5Gbps per channel, which...[Details]
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With the rapid development of white light LED technology and the rapid decline in costs, LED lamps have quickly shifted from auxiliary lighting for lighting projects to indoor commercial lighting...[Details]
Microcontroller MCU
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