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The IEEE 802.3af standard for Power over Ethernet (
PoE
) brought a new look to Ethernet by specifying that DC power be transmitted along with 10/100/1000 Mbps data. Among other things, PoE b...[Details]
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Car headlights can not only complete the lighting function, but also adjust the lighting brightness and area in time according to the road conditions, which not only provides the driver with a good v...[Details]
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Dingqiao M40 has entered the Tianyi product library. The phone will be the MediaTek Dimensity 1000 Plus version of "Huawei Mate40". The 8+128GB version is priced at 4,599 yuan and the 8+256GB v...[Details]
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avr-gcc provides two delay functions that can be used in the user's program. The premise is to add the avr/delay.h header file:
_delay_us(double __us)
_delay_ms(double __ms) ...[Details]
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Application technology | Coordinate system high performance SEMB system
Application field: Intelligent chassis
Unique advan...[Details]
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At the foot of Tianshan Mountain, Chint Hejing 30MW photovoltaic power station successfully brought a blue ocean to the desert. After the joint efforts of the project team and the engineering const...[Details]
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1. Principle The four-quadrant photodetector actually consists of four photodetectors, each detector has one quadrant. The target light signal is imaged on the four-quadrant photodetector after ...[Details]
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In automotive and other lighting applications, it is often necessary to dim interior lights. Using a mechanical voltage divider to perform this function wastes power, is relatively inefficient, and ha...[Details]
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#i nclude p IC .h #i nclude string.h #define uchar unsigned char #define uint unsigned int static volatile unsigned char a CC @ 0x20; //send and receive data register static volatile bit acc0 ...[Details]
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Since wireless intercoms transmit voice information in a wide space, anyone can listen to the conversation between intercom users without permission with the help of appropriate technical means. W...[Details]
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Recently, the news of the change of the richest man in Hong Kong has caused heated discussions. According to the real-time data of the Forbes Global Rich List, Zeng Yuqun, chairman of CATL, has a n...[Details]
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Introduction Quartz crystal unit (XTAL), also known as crystal oscillator, is a passive electronic component that uses the piezoelectric effect of quartz crystal to generate high-precision oscil...[Details]
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Research shows that among the information obtained by human sensory organs from the outside world, vision accounts for 60%, hearing accounts for 20%, touch accounts for 15%, taste accounts for 3%, and...[Details]
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Although swallowable video capsule endoscopes have been around for years, they can only move passively, driven by gravity and the body's natural movements, because doctors cannot actively control t...[Details]
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Temperature sensor is a sensor for measuring temperature, which is widely used in industry, scientific research, medical treatment and other fields. According to the different wiring methods, tempe...[Details]