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Samsung Display President Choi Joo-sun said at a meeting with executives and employees at Giheung Campus in Yongin, Gyeonggi Province, South Korea, earlier this month that the company has increased t...[Details]
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With the popularity of electric vehicles, charging piles, as the "gas stations" of electric vehicles, play a vital role in the development of new energy vehicles. In recent years, my country's elec...[Details]
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In view of the problems existing in the application of LED display screens, a low-cost, easy-to-update dot matrix LED text display solution is proposed. The system uses C8051F410 as the MCU, uses t...[Details]
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In July 2020, OPPO officially released the 125W Super Flash Charge and the new 65W Wireless Flash Charge, which broke the record of mobile phone fast charging speed at the time. The 65W wireless char...[Details]
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On the morning of May 24, Xiaomi announced yesterday that it had established a strategic partnership with Leica, marking the end of the long-term cooperation between Leica and Huawei since 2016...[Details]
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1. Display principle of digital tube There are two types of digital tubes: single-digit and multi-digit. They are composed of 8 LEDs (a, b, c, d, e, f, g, dp). Any LED is called a "segment". By addin...[Details]
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With the increasing digitalization and networking of work and life, printers have become a must-have in offices. In order to protect the stability of printer operation and the data security of fini...[Details]
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The three main limitations of oscilloscopes are: insufficient sensitivity, too small an allowable range of input voltage, and limited bandwidth.
Except for special occasions where s...[Details]
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Use your eyes to judge the three poles of a three-pole tube The N region (or P region) in the middle is called the base region, and the regions on both sides are called the emitter region and the...[Details]
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On December 20, Honeycomb Energy held a ceremony to roll off the production line of its first battery pack in Sriracha Chonburi, Thailand. Honeycomb Energy Senior Vice President and President of As...[Details]
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A. Basic information:
1. Defective sample: high-power white light finished product.
2. Number of samples with bad feedback: 114pcs.
B. Abnormal content:
After testing the abnormal...[Details]
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This program has been tested and first published on 51hei MCU website. The circuit is very simple so I won't draw a picture.
The dot matrix has 16 pins, 8 for rows and 8 for columns. The connection m...[Details]
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Agilent spectrum analyzer is an essential instrument for measuring high-frequency signals and is widely used in the RF field. The basic function of a spectrum analyzer is to discover and measure the ...[Details]
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According to news on May 23, BMW, a luxury car company headquartered in Germany, has recently applied for a patent that aims to allow passengers to play video games in the car. The patent will allow ...[Details]
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Thyristor soft start and voltage reduction principle is a technology that uses thyristors to achieve soft start and voltage reduction of motors or other loads. In this article, we will introduce th...[Details]
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