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Beijing Xiaomi Technology Co., Ltd. ("Xiaomi") released its highest-end flagship headphone product - FlipBuds Pro, which has reached the industry's first-class level in terms of noise reduction, soun...[Details]
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Today, as the trend of digitalization, intelligence and networking becomes increasingly prominent, industrial upgrading is not only reflected in the production and manufacturing links, but also in ...[Details]
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In knowledge competitions, especially when answering questions, in order to know which group or contestant answers the question first, a system must be designed to complete this task. If there is a r...[Details]
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High-power LED is one of the most important means to achieve high luminous flux. There are many advantages and disadvantages of using high-power LED lighting . How to use high-power LED well is t...[Details]
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1. The principle of Hall device
The Hall effect is a magnetoelectric effect. When current passes through a metal foil, if a magnetic field is applied perpendicular to the current, a lateral potential...[Details]
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A high-speed, high-gain, fully differential CMOS operational amplifier for high-speed ADC is designed. The main operational amplifier adopts a folded common-source common-gate structure with switched...[Details]
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In "51 Operating System Study Notes (I)", we have mastered the implementation of parallel multitasking, and how to use the modification of sp content and the call of ret at the end of the subroutine ...[Details]
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The initialization program of S3C44B0 is to initialize various key registers, establish interrupt vectors, and then transfer to the main function to execute the program. However, S3C44B0 does not s...[Details]
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1. Install and configure minicom 1. Install minicom lingd@ubuntu:~$ sudo apt－get install minicom 2. Configure minicom lingd@ubuntu:~$ sudo minicom -s The following configuration interface appea...[Details]
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As shown in the figure below, the left side of the dotted line is the internal equivalent circuit of the function generator, which is composed of a voltage source and an internal resistance generally...[Details]
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The BeiDou Navigation Satellite System (BDS) is a global satellite navigation system independently developed and operated by China. It is committed to providing high-quality positioning, navigation a...[Details]
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Preface The uboot code used in this article is officially provided by Xunwei, and the development board is Xunwei iTOP-4412 development board (without device tree). First, let's determine the s...[Details]
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This article
analyzes the problems that often occur in
mobile phone
electromagnetic compatibility tests
, including electrostatic discharge immunity tests, electrical fast transient pulse group...[Details]
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According to foreign media reports, automakers and Silicon Valley technology companies have promised to deploy driverless cars in 2019. However, so far, driverless cars have only been tested in limit...[Details]
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In this third edition of the automotive trends and technology topics ushering in the "CASE" era, we will introduce the rapid development of autonomous driving and the overview of the recognition en...[Details]
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