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Core Tips
From November 8th to 9th, the 2019 World Blockchain Conference was held in Wuzhen, Zhejiang. The conference brought together experts and scholars from the fields of blockchain, d...[Details]
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Multiple sources claim that this year’s iPhone 15 series will use a USB-C interface. However, analysts pointed out that Apple may encrypt the USB-C interface for the purpose of protecting accessori...[Details]
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1. How to install GiveIO in XP Connect the Jtag burning cable correctly. If it prompts that the CPU cannot be found, the cable may be connected incorrectly. 1. First, copy Giveio.sys in the gi...[Details]
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In the past two years, OPPO has continued to exert its strength in the mid-range smartphone market, and its K series models are a more obvious example. As early as May 2021, OPPO brought the K9 ser...[Details]
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1. Manufacturing principle of transformer:
In a generator, whether the coil moves through the magnetic field or the magnetic field moves through the fixed coil,
electric potential can be i...[Details]
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Festo: operating concepts and dialogues you must know
"Siri, what's the weather like today?" "OK, Google, turn down the music!" "Alexa, order me another pair of those blue sneakers!" These voi...[Details]
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The control circuit of two three-phase AC motor interlocking refers to the control circuit in which two or more motors in the circuit start sequentially and stop in reverse order. In the circuit, t...[Details]
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Recently, the White House asked the participating companies to disclose information about their supply chains in the United States at the third semiconductor summit, including commercial secrets such...[Details]
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The micro-water test method is a method of instantaneously injecting or extracting a certain amount of water into a well, and obtaining the permeability coefficient of the aquifer near the well by obs...[Details]
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2021 also marks the tenth anniversary of WeChat. Tencent’s latest financial report shows that WeChat’s monthly active users have exceeded 1.2 billion (merged with WeChat), making it the first product...[Details]
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On the afternoon of January 18, the opening ceremony of the Lingang Industrial Base of Shanghai Chengchuan Energy Storage Technology Co., Ltd. was held in Lingang Blue Bay. Chen Jiangping, Party Secre...[Details]
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1. What is RF?
Answer: RF stands for Radio frequency, which mainly includes wireless transceivers.
2. What are the frequencies of mobile phones in the world today (CDMA, GSM, landline, PHS, anal...[Details]
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In our embedded engineering applications, interrupts are the most commonly used asynchronous means and are indispensable. In an application, one interrupt is often not enough. Multiple interrupts are...[Details]
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The article aims at the cooperation between LED street lamps and multi-channel sensors and IEEE802.15.4 ZigBee wireless ad hoc network technology, which can return the status information of each st...[Details]
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Abstract: Voltage control is the most common control method for switching power converters. The commonly used method for transient analysis and control design is the frequency domain method, which ...[Details]
RF/Wirelessly
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