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On the afternoon of May 26, Redmi Mobile will hold a new product launch conference to release the new Redmi 10X. Now the official Redmi 10X real machine has been exposed, and the front uses the...[Details]
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Following the commissioning of Ningbo Moxi's 500-ton annual graphene microsheet production line, the graphene-modified high-energy-density lithium-ion supercapacitor jointly developed by Ningbo CRR...[Details]
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Application areas:
Signal acquisition/product testing
challenge:
The actual vehicle road test of the Electronic Stability Program (ESP) is not only very demanding on the site, but also ve...[Details]
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Basic characteristics of ds1624
ds1624 is a powerful digital temperature sensor produced by Dallas. It is simpler to control than ds1620 of the same series, and has higher resolution than ds16...[Details]
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The power supply design process is an extremely difficult task, from understanding complex circuits to seeking help from chip distributors, nothing is easy. This article will tell you how to use exis...[Details]
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macOS Big Sur didn’t ship with iOS 14, iPadOS 14, tvOS 14, and watchOS 7, which are set to arrive later this fall, but Apple today released an update for Safari 14 for macOS Catalina and macOS Mojave...[Details]
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What I want to talk about today is ICSP. ICSP stands for In-Circuit Serial Programming. This line of English and the four letters ICSP are usually marked with TM, which means that this is a trademark ...[Details]
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设计一种能够产生连续电弧的高压开关电源可能是具有挑战性的。这种小巧高效的开关电源在输出功率为 20W 时可输出 1kV电压,并能耐受连续电弧(即短路)(图 1)。它使用标准的市售元件。使用R1将开关稳压控制器LTC1871设定在120kHz的额定工作频率。该电路像间断式回扫电路一样工作,在 C1上产生 333V 电压。二极管/电容器电荷泵倍增器把该电压升高到三倍,在输出端产生1000V 电压...[Details]
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#include
#define uint unsigned int
#define uchar unsigned char
uchar flag,p;
sbit l5=P0^4;
sbit beep=P3^4;
uchar scan_key(void)
{
uchar temp;
temp=P0;
return temp;
}
void delay(uint k)
{...[Details]
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天风国际分析师郭明錤在最新的报告中指出,“我们认为均热板(VC:Vapor Chamber)对5G手机设计并非必须,这是我们的预测与市场共识最大的差异。我们相信新款2020年下半年5G iPhone沿用石墨片设计,与华为对2020年VC需求下修50%,为2020年5G手机对均热板需求显著低于预期的主因。” As for the reasons for the decline in deman...[Details]
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In the second half of 2010, the popular
CCFL-
emitting
LCD
displays
were gradually
replaced by
LEDs
, and the popularity of LEDs was a foregone conclusion. In early 201...[Details]
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Annubar flowmeter is an ideal product to replace orifice plate due to its easy installation, low pressure loss, high strength, no wear and tear, no leakage, etc. It can be widely used in the flow mea...[Details]
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1. Timer Introduction The timers of STM32F4 are distributed as follows: - The basic timers include TIM6 and TIM7, which have the simplest structure and the most basic timing functions. One is use...[Details]
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According to The Elec, four Chinese panel companies, including BOE, TCL CSOT, Visionox, and Tianma Micro, filed a patent invalidation trial against Samsung Display in the United States. This is regar...[Details]
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Industrial control technology has gone through three stages: the first generation of traditional computer centralized control systems (CCS); the second generation of distributed control systems (DCS)...[Details]