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A typical digital interface for a 4×4 keypad uses 8 digital I/O pins. But using 8 pins as digital I/O takes up the number of segment driver pins that can be used to connect to the LCD. By using 2 d...[Details]

According to digitimes, industry sources said that MediaTek is laying the foundation for expanding its 5G SoC solutions in 2021 and plans to start delivering its 5G chips to Honor next year. On Decem...[Details]

According to Bloomberg, Zeng Yuqun, chairman of CATL, said in an interview at the company's headquarters that the company is preparing to produce a battery with a range of 2 million kilometers (1.24 ...[Details]

1. Definition of Flow Battery Liquid flow battery is a device that uses two or more active substances dissolved in liquid to perform redox reactions on both sides of the membrane to store ...[Details]

In engineering technology, the internal structure of the chip diode is basically the same as that of the diode, which is composed of a PN junction. Therefore, the detection of the chip diode is basic...[Details]

    For many beginners, to deeply learn arm+linux, you need to consider from two directions, software and hardware. About in-depth learning of arm+linux, software learning:     Software     1. Bootl...[Details]

When QR code recognition no longer relies on dedicated camera modules, and even common digital cameras, analog cameras, and USB cameras can easily and quickly recognize QR codes, then providing a fre...[Details]

Lithium-ion batteries have gradually become a common technology for portable applications using rechargeable batteries due to their advantages such as high energy density, high voltage, low self-di...[Details]

Jiwei.com reported on January 21 that according to the website of the United States Patent and Trademark Office, Apple has applied for a patent for an "enhanced virtual display", which is expected to...[Details]

According to foreign media reports, a research team led by Professor Ma Cheng from the University of Science and Technology of China, a university directly affiliated with the Chinese Academy of Scie...[Details]

Electrocardiogram is an important means of diagnosing heart disease. However, due to various reasons, it is difficult to capture abnormal electrocardiograms with ordinary electrocardiographs. Although...[Details]

On the morning of April 24, Xiao Yaqing, Minister of Industry and Information Technology, led a delegation to inspect the OFILM Future Science and Technology City Park. Yi Lianhong, Deputy Secretary ...[Details]

1. Technical characteristics of supercapacitors The successful development of supercapacitors is a revolution in energy storage devices (batteries): other energy storage devices convert electr...[Details]

Like a scene from a James Bond movie, a newly hacked USB cable plugged into a computer can allow an attacker to execute commands over WiFi as if they were using a computer keyboard. When this special...[Details]

Recently, Tang Chuanle, deputy director of Shandong Nuclear Power Equipment Manufacturing Co., Ltd. (hereinafter referred to as: Shandong Nuclear Power Equipment), led a team to visit the Liquid Fl...[Details]