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1. Introduction
This design was made for participating in an electronic design competition. It effectively solved the problem of the operation and control of an electric car on a seesaw. The s...[Details]
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For digital circuit designers, the inductance of vias is more important than capacitance. Every via has a parasitic series inductance. Because the physical structure of the via is small, its chara...[Details]
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When I need to use flag bits in my program, I thought I could define the bits the same way as Keil51, but I kept getting errors. Later, I learned that the MC18 compiler does not support bit def...[Details]
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At the end of the year and the beginning of the next year, the arrival of a "black swan" made the beginning of 2020 full of thorns. The sudden outbreak of the new coronavirus pneumonia broke the jo...[Details]
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Streaming audio technology alone can be used - just think of music and phone conversations. However, video is different and incidentally requires audio. In the 1920s, silent movies were replaced by...[Details]
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/************************************************************************/ // Eight-way voltmeter C program /************************************************************************/ /*Use AT89C52...[Details]
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Let's take a look at our time.c file. The code of the timer.c file is as follows: //General timer 3 interrupt initialization //arr: automatic reload value. psc: clock pre-division number //Timer over...[Details]
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In ARM systems, precise time measurement is sometimes required. Usually, C functions for obtaining time (such as gettime()) are not only poorly versatile (must include the header file DOS.H, and do...[Details]
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Signal source analyzer is a commonly used instrument for measuring crystal oscillators, PLLs, clock circuits, and phase noise. As a comprehensive measuring instrument, signal source analyzer provides...[Details]
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The power factor is defined as the cosine of the phase difference (φ) between the voltage and current in an AC circuit, represented by the symbol cos(φ), which is the ratio of active power (P) to appa...[Details]
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The 12V SCR battery charger circuit diagram is as follows.
The circuit is designed to provide about 300 - 400mA average charging current.
...[Details]
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Every year when CES begins, users around the world are very excited. Exhibiting companies all show off their coolest products of the year to participate in this "flowers compete for beauty" competiti...[Details]
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According to BusinessKorea, the Supreme Prosecutor's Office of South Korea announced that it would not prosecute Lee Jae-yong in connection with the merger of Samsung Group's subsidiaries Cheil Indus...[Details]
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introduction
As the power supply voltage gradually decreases, the threshold voltage of the transistor does not decrease, but the common-mode input range of the op amp becomes smaller and smal...[Details]
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WENZHOU, Nov. 4, 2024 /PRNewswire/ -- On October 29, 2024, the Chairman of Ruipu Lanjun and the General Manager of the US subsidiary visited the Waratah Super Battery Site in Australia. Ruipu Lanju...[Details]
PCB Design
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