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Recently, Xiaomi’s official Weibo account published a long article reviewing the development history of Xiaomi’s wired charging. In 2011, the first generation of Xiaomi mobile phones used 5V1A 5W c...[Details]
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1. Classification of analytical instruments There are many types of analytical instruments with different uses. According to the measurement principle and analysis method, analytical instruments can...[Details]
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introduction
With the development of science and technology, the number of electrical and electronic equipment used in production and daily life is increasing day by day. These equipment, like...[Details]
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0 Introduction
In recent years, with the support of national policies, the production and sales of new energy vehicles have maintained rapid growth. With the scale effect, the st...[Details]
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introduction
Portable electronic devices, such as cell phones, PDAs, and laptops, have special overcurrent protection requirements. These devices are generally powered (charged) by AC/DC power...[Details]
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1. Selection of pull-up resistor for MCU You can see that when the resistor R1=10k in the reset circuit, RST is high level, and when R1=50, RST is low level. It is obvious that when R1=10k, it is...[Details]
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1. Da Vinci Surgery
The da Vinci surgical robot is produced by Intuitive Surgical and is the most successful surgical robot in the world and the most widely used medical robot. Since the launc...[Details]
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1-7． Flyback transformer switching power supply
The working principle of the flyback transformer switching power supply is relatively simple and the output voltage control range is relativ...[Details]
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Tesla recently applied for a new patent technology that uses a new chemical process to make better, longer-lasting and cheaper batteries. Tesla is reportedly building a pilot battery production lin...[Details]
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On December 3, the Equipment Industry Department of the Ministry of Industry and Information Technology released the "New Energy Vehicle Industry Development Plan (2021-2035)" (draft for comments), w...[Details]
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Working principle of PLC controlling forward and reverse rotation of servo motor
The working principle of PLC controlling the forward and reverse rotation of the servo motor is as follows:
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Measurement of DC voltage, such as battery, Walkman power supply, etc. First, insert the black test lead into the "com" hole and the red test lead into the "V Ω". Select the knob to a range larger th...[Details]
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Jiwei.com reported on April 2 that today, the two top flagships, Xiaomi 11 Pro and Xiaomi 11 Ultra, were launched for the first time across all channels. According to the official battle report, the ...[Details]
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In this article, we will explore how to use programmable power supplies and phase shifting to reduce the stress on the input capacitors while retaining the benefits of synchronization. (Synchronizi...[Details]
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Verifying that the equipment software can achieve continuous operation under various conditions, and evaluating the time and other impacts required for the equipment to recover from a failure are t...[Details]
PCB Design
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