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德国联邦机动交通局(KBA)发布的最新数据显示, 2019年德国电动和混合动力汽车使用的百分比显著上升。 Last year, the number of new registrations for hybrid vehicles was 239,250, an increase of 83.7% compared with the same period in 2018. Among t...[Details]
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When using LCD on PIC board, J401 needs to be removed. LCD 4 pin (RS data/command selection terminal H/L)-----RB2 LCD 5 pin (R/W read/write selection terminal H/L)---------RB1 LCD 6 pin (E enables ...[Details]
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1. Introduction Circuit breakers play an important role in cutting off fault currents in power systems. The extensive application of circuit breakers with sulfur hexafluoride (SF6) gas as the insulat...[Details]
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VIAVI is the only test and measurement company to work with all seven OTICs worldwide Shanghai, China, September 13, 2022 – VIAVI Solutions (VIAVI) recently announced that Kyrio®, a CableLabs® comp...[Details]
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The explosive growth of smart speakers in China is confirmed by newly released consumer survey results from Strategy Analytics. The report, 2019 Smart Speaker User Survey - China Results, found that ...[Details]
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According to foreign media reports, during CES 2021, LG Display will showcase a new 48-inch bendable OLED screen with cinema-grade sound. The company said in a press release that the "paper-thin" ...[Details]
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According to the latest forecast by Gartner, the world's leading information technology research and advisory company, the total number of devices in use worldwide (personal computers (laptops and d...[Details]
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1.NRST foot The NRST pin generates a reset. When NRST is low, the MCU is in reset state and all internal registers are reset. 2.SWIM feet The SWIM pin is an open-drain (OD) structure to achieve bid...[Details]
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TrendForce research shows that thanks to the surge in demand for multiple terminal applications and strong inventory of various components, wafer foundry capacity has been in short supply since 20...[Details]
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DigiLens, a Sunnyvale, California-based startup developing augmented reality (AR) displays, announced today that it has closed an oversubscribed $50 million Series C round of funding from investors ...[Details]
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The high technological content, broad market prospects and revolutionary impact on production and life have made 5G and artificial intelligence the focus of the whole society. Integrated circuits p...[Details]
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A robot with an intuitive understanding of the laws of physics may sound like something out of an Isaac Asimov novel, but scientists at Google's robotics division say they have built one. Throwing, s...[Details]
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1. Circuit Design
The voltage of a nickel-metal hydride battery is only 1.2V, while the ultra-bright LED requires a working voltage of more than 3.3V to ensure sufficient brightness. Therefore,...[Details]
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This article will introduce two different methods for measuring the conversion efficiency of switching power supplies. The first method uses a wattmeter and two multimeters; the second method descri...[Details]
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Chopping is a current conversion technology in power electronic control. Its essence is pulse width modulation of DC control. It is named chopping because its waveform is neat and symmetrical lik...[Details]