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Compared with the previous year, the shipments of smartphones of many brands around the world have declined this year. Among them, Samsung has the largest decline with a decline of 35 million units, ...[Details]
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Pulse Width Modulation, PWM (Pulse Width Modulation), modulates the width of a series of pulses to equivalently obtain the required waveform (including shape and amplitude). PWM control technology ...[Details]
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Surge protector, also called lightning arrester, is an electronic device that provides safety protection for various electronic equipment, instruments and communication lines. When a spike current ...[Details]
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The temperature value is accurate to 0.1 degrees, LCD1602 display The simulation circuit diagram is as follows The c program is as follows: #include reg51.h #define uchar unsigned char #define ...[Details]
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The design of speech recognition system based on AVR single chip microcomputer, the system uses AVR single chip microcomputer as the control core to realize the recognition and control of human spe...[Details]
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Today, NVIDIA CEO Jensen Huang delivered a speech at GTC 2020. Due to the impact of the epidemic, the speech was changed to an online release, but it did not affect NVIDIA's product layout and future...[Details]
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I. Introduction In modern engineering, steel frame structures including various bridges and large buildings will deform to a certain extent after being subjected to external forces. Considering vario...[Details]
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I believe that all netizens have received various kinds of sales calls. How do advertisers know your mobile phone number and how do they accurately know your various information? With the rap...[Details]
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This week, we have a discussion topic and welcome all possible opinions. Agilent Technologies' 100MHz~1GHz bandwidth oscilloscope has a built-in arbitrary waveform generator and supports frequencies u...[Details]
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Chemotherapy can be toxic to heart cells. To protect the hearts of cancer patients, scientists at Cedars-Sinai Medical Center in the United States have created a three-dimensional "heart on a chip" t...[Details]
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Steam flow meter installation precautions 1. Requirements for straight pipe sections: 1. The flow meter must be installed horizontally on the pipeline (the pipeline inclination is within 50 degrees)....[Details]
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Today, fleet management innovation has made great progress. Whether trucks, buses, taxis or other means of transportation, they all use wireless satellite positioning systems, which allows dispatc...[Details]
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On April 1, according to Android Authority, Samsung's argument that the Galaxy S7 is not a mobile phone was rejected by a South African court. It is reported that smartphones sold in South Af...[Details]
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On June 1, Phone Arena published an article stating that Google Pixel 6a is the best mid-range smartphone in 2022, and Phone Arena called it the "Android version of iPhone SE." Phone Arena poi...[Details]
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When I first saw the code for the Delay() function in the tutorial, I was shocked. How is it possible to let the microcontroller idle in order to synchronize with the outside world? Just imagine, if...[Details]