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Many people are confused about why iPhone 11 Pro is called Pro. In response to this question, Apple’s official WeChat public account specially published an article to answer it. 1. Triple-camera sy...[Details]
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CES 2020 International Consumer Electronics Show opened in Las Vegas on January 7, 2020 (Beijing time). The global economic growth slowed down in 2019, and the global home appliance industry also fac...[Details]
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As the epidemic continues, State Grid has assumed two major social responsibilities
At present, reducing electricity prices and boosting the economy through infrastructure construction are...[Details]
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1. DMA means Direct Memory Access, which can exchange data between I/O devices and memory at high speed without going through the CPU but under the control of the DMA controller. 2. S3C2410A support...[Details]
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The RFID system is mainly composed of hardware devices such as readers, antennas, transponders, and software such as data acquisition and processing middleware. The transponder hardware part in thi...[Details]
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Introduction
When fast edge signals are transmitted on the device under test, if there is impedance discontinuity, reflection will occur. Therefore, by observing the reflection phenomenon, di...[Details]
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April 20, 2021, Shanghai, China - ARM China today released the "Shanhai" S12, a full-stack security solution for AIoT systems, which includes three parts: hardware encryption and decryption engine, s...[Details]
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Knowledge point: Phase difference between two electromotive forces
1. What are the main differences in the changes in electrical quantities when the system oscillates and short-circuits?
...[Details]
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Switching power supplies are divided into two types: isolated and non-isolated. Here we mainly talk about the topology of isolated switching power supplies. In the following text, unless otherwise spe...[Details]
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Subroutines can be used to modularize programs, making them more efficient in terms of structure. The goal is not to put all instructions into one program, but to transfer specific flows, calculati...[Details]
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With the deployment and implementation of the new energy strategy, electric vehicles will surely enter thousands of households. The supporting electric vehicle charging and swapping facilities ha...[Details]
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Jiwei.com reported that this evening, ZTE released its 2020 annual report. The report showed that in 2020, ZTE achieved operating income of 101.451 billion yuan, a year-on-year increase of 11.81%. T...[Details]
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Today, the 10th International Seminar on Sensor and MEMS Technology Industrialization and Scientific Research Achievements and Products Exhibition 2018 was held in Xiamen. Many technology experts at...[Details]
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1 Characteristics of I2C bus The main advantages of the I2C bus are its simplicity and effectiveness. Since the interface is directly on the components, the I2C bus takes up very little space, reduci...[Details]
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Recently, the "Lithium-ion Battery Testing Public Service Platform" project, which was submitted by the 18th Institute of China Electronics Technology Group Corporation (CETC) for the 2012 Electron...[Details]
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