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As soon as the iPhone 15 was released, the market was in an uproar. Although everyone didn't think highly of it, it was still sold out. One wave after another, the problem of excessive iPhone radiati...[Details]
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Theodolite Theodolite is a measuring instrument designed based on the principle of angle measurement for measuring horizontal and vertical angles. It is divided into optical theodolites and elect...[Details]
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The current sales trend in the global automobile market is that traditional fuel vehicles still account for about
80%
, and the remaining
20%
is occupied by new energy vehicles in...[Details]
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The first circuit principle: The AC220V voltage is half-wave rectified by D3 and filtered by C1 to obtain a voltage of about +300V. One path is added to the switch tube Q2 c pole through the pri...[Details]
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With the development of consumer electronics, the proportion of power consumed by various power supplies such as adapters in global energy consumption has increased dramatically, becoming a "big en...[Details]
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Last year, I tried the DMA of STM32. I think I used the M2M mode. When testing, I used 32-bit width data from STM32's own FLASH to RAM. The test was successful. Then I used DMA to send data to DAC to...[Details]
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- The “ion 18K” is composed of a metasurface element from Metalenz and a pseudo-random vertical cavity surface emitting laser (VCSEL) from Verlite.
- For facial recognition, contactless access...[Details]
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Key points: Understand and be familiar with the procedures of scattered transfer structure
?XML:NAMESPACE PREFIX = O /
; Operation result: Press P3.2 or 3.3 (any keyboard of the lower 4 digit...[Details]
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STM8S has a powerful clock system, which provides a high-speed 16M RC oscillator and a low-speed 128K RC oscillator. The clock controller is powerful, flexible and easy to use. Its purpose is to en...[Details]
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/*------------------------------------------------ --------------------------
ST7920.H
The user function is C51.
Copyright (c) 1988-2004 Keil Elektronik GmbH sum zhaojun
All rights reserved.
---...[Details]
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As of the close of June 11, the Shanghai Composite Index fell 0.78% to 2,920.90 points, with a turnover of 289.023 billion yuan (the turnover on the previous trading day was 243.968 billion yuan); th...[Details]
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With the continuous development of the smart home industry, more and more smart home products and smart home systems have been implemented, and more and more consumers are willing to introduce inte...[Details]
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According to news on April 10, Samsung recently renewed its licensing agreement with AMD and will use mobile GPUs based on AMD technology on smartphones in the future. According to reports, Samsung i...[Details]
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Automotive camera module designers must reduce time to market while creating smaller camera module designs that are scalable and reusable for various types of image serializers and sensors. In this a...[Details]
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On the 10th, the reporter learned from the School of Metallurgy and Energy Engineering of Kunming University of Science and Technology that the team of Professor Hua Yixin of the school has made im...[Details]
Power technology
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