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In electronic circuit design, PFC is a part that people are more exposed to. PFC is the abbreviation of power factor correction. It is mainly used to express the relationship between total power co...[Details]
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I bought the first generation Winning 890C digital multimeter ten years ago. I lent it to a friend a few days ago. After I returned it, the display started but there was no display. After removing ...[Details]
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集微网2月23日报道 今日，2021年世界移动大会·上海（MWC2021）在上海新国际博览中心拉开大幕。在上午举行的5G毫米波展区开展仪式上，高通公司中国区董事长孟樸发表致辞，阐述了高频段毫米波对于释放5G全部潜能的重要意义，并表示期待看到5G毫米波在2022年北京冬奥会中大展拳脚，为观众带来一场全方位、沉浸式、酣畅淋漓的体育竞技盛宴。 孟樸表示，得益于行业的共同努力，中国交出了一份出色的5G...[Details]
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We can find that previously published articles about the BBC
LS
3/5A speakers have focused more on the emotional side than the rational side. If we really want to explore the factors, it is pr...[Details]
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On September 3, Tesla’s OTA software version released a major update, including speech recognition, route planning and in-car APP, a total of more than ten car functions have been upgraded, greatly i...[Details]
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What is read-modify-write, the problems it causes and how to solve them:
只要PICmicro的命令，所处理的FILE (暂存器，内存，和I/O的统称)，其最终的值，和命令处理前的值有关，那么，这种命令便是所谓的读-修改-写命令。因为这类命令的操作，可以再细分为三个小步骤，即是读(READ)，修改(MODIFY)...[Details]
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#include reg51.h
#define uchar unsigned char
#define uint unsigned int
sbit k1=P1^0;
void delay(uint k)
{
while(k--);
}
code uchar seg ={0x28,0x7e,0xa2,0x62,0x74,0x61,0x21,0x7a,0x20,0x...[Details]
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Introduction
Fast Fourier Transform (FFT) is a computing and analysis tool that is widely used in many disciplines (such as signal processing, image processing, bioinformatics, computational ph...[Details]
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At the 2019 World Artificial Intelligence Conference, the 2019 World Artificial Intelligence Technology Trend Analysis Report and Artificial Intelligence Technology Maturity Curve were officially rel...[Details]
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summary
Starting from the testing requirements of LTE base station equipment and terminal equipment, this article briefly introduces the various test solutions provided by Rohde & Schwarz (herein...[Details]
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The 12th Five-Year Plan for the Development of Internet of Things has been officially issued recently. The plan clearly states that it will increase fiscal and tax support, increase the scale of spec...[Details]
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1 Working principle of EPS emergency power supply
When the grid power is normal, the emergency power supply transfers grid power to the load, and manages the battery charging at the same ti...[Details]
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On April 7, 2021, WPG Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary WPI has launched a complete smart home ZigBee develop...[Details]
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Shanghai Ning, who is driven crazy by garbage, has recently become a source of joy for other provinces and cities, contributing many wonderful jokes. But it doesn't matter, netizens who are busy "hah...[Details]
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An AC generator is a device that converts mechanical energy into AC electrical energy. In an AC generator, the device that generates a magnetic field is one of its core components and has a vital i...[Details]
Analog electronics
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