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Thanks to new foldable devices launched by mobile phone manufacturers, global shipments of flexible AMOLED panels for foldable smartphones may exceed 12 million units by 2021. Data from market rese...[Details]
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Analysis of the reasons why the hot runner heating ring does not heat up: 1. Heating coil damage 2. No strong power output 3. Contactor burns out 4. The contactor has no control power supply 5. Line ...[Details]
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1. Background In the process of learning MCU, it is very necessary to master some assembly language. As a low-level language, assembly language plays an irreplaceable role in MCU development....[Details]
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The scale of new energy vehicles has grown significantly, but behind it lies an extremely thorny problem: how to digest a large number of retired power batteries. According to the large-scale promoti...[Details]
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1.What is a crystal oscillator? Crystal oscillator, generally we refer to quartz crystal oscillator, is a high-precision and high-stability oscillator. Through certain external circuits, a sine wave ...[Details]
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Electromagnetic interference (EMI) is a part of our lives. Over time, the generation of intentional and unintentional EMI radiation sources can wreak havoc on circuits. The signals from these radiatio...[Details]
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According to Taiwanese media reports, TSMC, the leading wafer foundry, conducts annual routine salary adjustments every April. This year, it is reported that in response to the surge in demand for ta...[Details]
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On March 30, Nan Yi, Chairman of the Wantai Group, visited Sri Lankan Prime Minister Gunawardena, who was visiting China, in Shanghai. The two sides held talks on further deepening cooperation ...[Details]
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One day in July 2004, I was browsing the discussion area of the electronic BBS and saw an interesting post. The entire post content is as follows:
Pure C51 reset function: A junior student, who m...[Details]
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As a universal test signal source, the pulse/data generator can generate three types of signal outputs: pulse, group pulse and data. The continuously adjustable pulse signal and large-capacity, diver...[Details]
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The most expensive game console in history, PS5 Pro, is about to be released. An overseas blogger got one in advance and took it apart without saying a word. He found some unexpected changes.
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Let me share with you how to use the positive motion auxiliary debugging tool ZDevelop to debug the EtherCAT motion control card ECI2820. This article takes the single-axis routine as an example to...[Details]
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It was a day in early summer of 2018. A friend of mine had just bought a machine. As he was short of money and could not afford a high-bandwidth model, he bought the lowest 4-channel version o...[Details]
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1 Introduction
This article aims to study MPEG-4 video decoding technology based on ARM microprocessor, which is mainly used in handheld mobile devices. Using embedded systems to implement MPEG...[Details]
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At present, the instruments for measuring distortion can be roughly divided into two categories according to the measurement principle: fundamental wave elimination method and spectrum analysis ...[Details]
MEMS sensors
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