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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 i...[Details]
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April 15th is the first National Security Education Day after the promulgation and implementation of the "Cryptography Law of the People's Republic of China". Cryptography technology plays an importa...[Details]
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In the field of modern industry and automation, servo motors, as a key motion and control device, are increasingly gaining widespread attention and application. With its precise motion control and ...[Details]
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Recently, the reporter saw in the "photovoltaic greenhouse" located in Luocheng Street that tomatoes, cucumbers, and green peppers were growing with green leaves and fruits. But when you look up ca...[Details]
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Do you have a DVD or TV remote control at home? Most remote controls can be used. Press any key on the remote control to display the digital tube plus 1--- 0--9 in a cycle. Add a receiving head to ...[Details]
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1. Open a new VI in Labview. From the Control>.NET & ActiveX tab, select the ActiveX container object. (Do not select the web browser object because we are configuring the ActiveX container object our...[Details]
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The circuit is shown in the figure. Its core device IC1 is TOP221 , a three-terminal high-voltage switch integrated circuit, which integrates a voltage-type pulse width modulation oscillator, a ref...[Details]
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A mass flow meter is an instrument that accurately measures gas flow. Its measured value will not be inaccurate due to temperature or pressure fluctuations, and does not require temperature and press...[Details]
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On September 6, 2018, the industry standard release conference for "Household Rooftop Photovoltaic System Certification Specifications" was officially held at the Jiangsu Hotel in Shanghai. With th...[Details]
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Apple has fattened up hundreds of companies on its own, and its supply chain manufacturers are spread all over the world. The supply chain manufacturers that can be introduced to Apple are basically ...[Details]
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Code section void main() { /*---------------EA,IT,EX must write-------------*/ EA=1; // Enable general interrupt IT1=1; //interrupt trigger mode //=0 is low level trigger, =1 is f...[Details]
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1. Experimental objectives and requirements Preliminary study and mastering of MCS-51 architecture and assembly language, understanding of Keil programming environment and program download tool us...[Details]
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According to foreign media reports, South Korea's SK Innovation said on Thursday that it has achieved commercial production of lithium-ion batteries . The nickel content in the battery has increas...[Details]
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Foreign media Hardwaretimes reported that Intel, the leader in processors, is actively deploying IDM2.0. In addition to the construction of advanced process wafer fabs in the United States, Intel has...[Details]
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2020 has been an exceptionally difficult year for Huawei’s smartphone business. On the one hand, under the trade ban signed by the United States last year, Huawei's smartphones sold overseas...[Details]