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The auto-coupling step-down starter is an electrical device used for motor starting. It reduces the starting current by reducing the voltage when the motor starts, thereby protecting the motor and ...[Details]
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Last night, in response to the "Tencent games removed from Huawei platform" issue, Tencent Games issued an announcement stating that after friendly negotiations between the two parties, Tencent game-...[Details]
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Nokia 8.3 5G was released on March 20 this year and went on sale globally on September 22, but previously it only supported 4G/3G/2G with dual SIM cards. According to a recent report by foreign...[Details]
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From October 22 to 24, Huawei HDC Developer Conference 2021 (HDC.Together) was successfully held in Songshan Lake, Dongguan. As Huawei's annual flagship event for global developers in the ICT field, ...[Details]
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1. Preparation before measurement (1) Press ON/OFF for one second to turn on the machine. The test voltage is preset to 500V for continuous insulation resistance measurement. (2) When the battery sym...[Details]
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MSP430是超低功耗16位单片机，越来越受到电子工程师亲睐并得到广泛应用。C程序直观，可读性好，易于移植和维护，已被很多单片机编程人员所采用。MSP430集成开发环境(如IAR Embedded Workbench和AQ430)都集成了C编译器和C语言级调试器C—SPY。但是C语言难以实现精确延时，这一直困扰着很多MSP430单片机程序员。笔者在实际项目开发过程中，遇到很多需要严格时序控制的接口...[Details]
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In 2020, smartphone growth fell sharply due to market conditions caused by the COVID-19 pandemic, with shipments falling 7%. Canalys analysts predict that 2021 will see a market recovery, and ...[Details]
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This paper introduces a design of intelligent voltage-stabilized power supply based on AT89C51. Its core technology is to change the output of the voltage-stabilized module by controlling the digital-...[Details]
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As of September 2013, Google's self-driving cars have successfully driven over 500,000 miles under computer control without a single traffic accident . Google's revolutionary drive...[Details]
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When using a mixed signal oscilloscope, you may encounter probing-related problems. These problems fall into two categories: probe loading and probe grounding. Probe loading problems typically affect...[Details]
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I want to learn more about Keithley's 2400 series low voltage digital source meter product line from the perspectives of resistance measurement accuracy, system speed, scanning working 3 reading rate,...[Details]
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In industrial environments, the demand for IoT applications is growing rapidly, with the ability to distribute intelligence by connecting various sensors and actuators through decentralized control. ...[Details]
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Cyrus, the B-side of Huawei Smart Car. In 2021, Cyrus SF5 will be sold through Huawei channels, and Huawei has since launched a smart car selection model. By the end of the year, both parties launc...[Details]
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1. Use proteus to draw a simple circuit diagram for subsequent simulation 2. Programming /*********************************************************************************************************...[Details]
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Fourth quarter net revenue of $2.75 billion; gross margin of 39.3%; operating margin of 16.7%; net profit of $392 million Full-year net revenue: $9.56 billion; gross profit margin: 38.7%; operating...[Details]
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