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The float level gauge is a commonly used liquid level measuring instrument. It works on the principle of constant buoyancy in buoyancy. The product has the advantages of stable performance, flexible ...[Details]
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The model code of the 89 series microcontroller consists of three parts, which are prefix, model and suffix. Their format is as follows: AT89C;××× ×××× Among them: AT is the prefix; 89C×××× is the mo...[Details]
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At present, there are two main forms of power battery packs, one is ternary lithium battery and the other is lithium iron phosphate battery. At present, ternary lithium battery is indeed more prone t...[Details]
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According to CCTV News, Shanghai Customs statistics show that in the first quarter of this year, Shanghai's total import and export value reached 876.7 billion yuan, an increase of 15.8% over the sam...[Details]
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According to the website of the U.S. International Trade Commission (ITC), on August 29, 2022, the U.S. International Trade Commission (ITC) launched a Section 337 investigation into patent infring...[Details]
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以ACPI 的規格來說吧!ACPI(Advanced Configuration and Power Interface),即高级配置与电源接口。这种新的能源管理可以通过诸如软件控制"开关"系统,亦可以用Modem信号唤醒和关闭系统。
ACPI has the following modes in operation:
S0 Normal.
S1 CPU ...[Details]
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With the continuous development of semiconductor technology and deep pressure micron process, the switching speed of IC has increased from tens of MHz to hundreds of MHz, and even to several GHz. I...[Details]
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Assertions are placed in Verilog designs to facilitate checking for abnormalities during simulation. When an abnormality occurs, the assertion will sound an alarm. Generally, assertions are added...[Details]
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IT Home reported on June 4 that Apple updated its iOS 15 installation share on May 31, releasing official iOS version statistics for the first time in five months. iOS 15 is now installed on 89% of...[Details]
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Abstract: The paper mainly introduces the speed control device of internal feedback winding asynchronous motor. This device is a novel speed control system that uses modern power electronics techno...[Details]
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/* This code completes the correction of the y value just obtained and saves the result in the cheat_diff_y variable. Medium */ //y = y - (max + min); //y = y / (TIMES - 2); adc_state = 1; mode_y_axi...[Details]
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Recently, Counterpoint released the 2020 global smartphone brand ODM/IDH shipment data. The data showed that in 2020, the total shipments of global mobile phone brand ODM/IDH reached 480 million uni...[Details]
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The testing of CDMA terminal products is divided into two categories. One is the transmission test, such as frequency, power, spectrum, etc., and the other is the test of the terminal product rece...[Details]
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At present, broadband multi-signal direction finding technology based on fast Fourier transform can be implemented in equipment with various direction finding methods. This is the great achievement...[Details]
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Recently, senior executives of Liquid Flow Energy Storage Technology Co., Ltd. were invited to the UAE to hold a project discussion with the UAE Minister of State for Foreign Trade, and were invite...[Details]