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1. Working principle of buzzer Active buzzer: refers to the oscillation source, which will sound when powered on with internal oscillation. Passive buzzer: to give square wave, constantly connected...[Details]
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High-precision current source can provide high-precision current supply for precision instruments, and is suitable for
automatic measurement tasks of
various
resistances
in
semiconductor...[Details]
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A Bode plot with three poles and one zero will be used to analyze the gain and phase margin. Assuming a DC gain of 80dB, the first pole occurs at 100Hz. At this frequency, the slope of the gai...[Details]
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Introduction In theory, the power supply rejection ratio (PSRR) measurement is relatively simple. A variable frequency signal modulates the power supply input, and the attenuation of that signal is m...[Details]
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The XY mode can display strange waveforms, as shown below. This is actually a phase measurement method. The calculation method is as follows: The measurement of A, B, C, and D requires the use of t...[Details]
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Gates and Bezos-backed startup Form Energy is one of the most exciting companies in the field of grid-scale renewable energy storage, with a multi-day iron-air battery system that costs only 10% of li...[Details]
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"Let Changsha have a summer without electricity shortage" has been the wish of the general public, enterprises and institutions in Changsha, Hunan for many years. As the provincial capital, the rap...[Details]
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Jiwei.com News (Text/Sitan), "We will relentlessly pursue Moore's Law and innovate with the magic of silicon until the periodic table is exhausted." This is what Intel CEO Pat Gelsinger said in a liv...[Details]
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In recent years, with the advantages of digitalization, many fields that have not yet been digitized are gradually joining the ranks of digitalization. Before the digitally processed voice signal rea...[Details]
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Zhenhua New Materials, which once achieved significant performance growth with the support of CATL, is accelerating its IPO journey; however, after CATL cut its orders last year, Zhenhua New Material...[Details]
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Prepaid smart IC card gas meter is a civil high-tech product that can automatically charge and control gas consumption according to the amount of gas purchased by the user's IC card. It can realize...[Details]
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Compilation environment: (Keil) MDK4.72.10 STM32 library version: STM32F10x_StdPeriph_Driver_3.5.0 1. This article does not provide a detailed introduction to the basic knowledge of FLASH. If you d...[Details]
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illustrate
The instruction "Assign pulse timer parameters and start" starts the preset timer when the signal state of the result of the logic operation (RLO) at input S changes from "0" to "1"...[Details]
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On March 10, Strategy Analytics recently released a research report titled "2021 Q3 Tablet Application Processor Market Share Tracking: Shipments Declined", which pointed out that global tablet appli...[Details]
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CAN bus (Controller Area Network) is a communication protocol used in the automotive and industrial automation fields. It has high reliability, real-time and flexibility, and is widely used in auto...[Details]