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BUZZER EQU P2.4 org 0000h ;main program start address ajmp main ;jump to main program org 000bh ;timer0 interrupt starting addressjmp tim0 ;jump to timer0 interrupt subroutin...[Details]
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At 23:00 on March 7, Lu Weibing, President of Xiaomi Group China and General Manager of Redmi brand, switched to a new Redmi K50 series phone. Previously, Lu Weibing was using the Redmi K50 e-s...[Details]
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The point is how to use it directly without focusing on the SPI principle. Many bloggers have explained the principle very well, so I won’t mention it here. I will make up for it later. First of al...[Details]
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Classification, function and characteristics of LED phosphors
LED phosphors have developed rapidly in recent years. GE in the United States holds many patents, and there are also some pat...[Details]
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During the long vacation, I used a perforated board to make a PC transistor graphical parameter tester. It took me a day and a half to build the test circuit and PC joint debugging program to test t...[Details]
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Code specifies the storage location in the program memory. The program memory is read-only, so variables of type code cannot be reassigned. unsigned char code ary = :"Read only"; /* Array ary is loca...[Details]
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Using a multimeter to measure the quality of a triode and determine its pins are basic skills for electronics professionals. Have you ever worried about judging the pins of a triode? I remember tha...[Details]
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See how the Internet of Things empowers smart football stadiums from the Qatar World Cup On the evening of November 20, 2022, Beijing time, the Qatar World Cup officially opened. As a football feas...[Details]
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Announcement from the Ministry of Industry and Information Technology of the People's Republic of China
No. 57 of 2015
In order to strengthen the management of the lithium-ion battery ind...[Details]
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GENEVA, Feb. 1 (PRNewswire) -- To meet the needs of the rapidly growing photovoltaic market, DuPont (NYSE:DD) has opened the Meyrin Photovoltaic Application Laboratory at its European Technical Center...[Details]
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The reciprocating abrasion tester is used to test the scratch resistance and abrasion resistance of coatings, plastics, decorative fabrics, automotive interiors, velvet fabrics, etc. The LCD screen c...[Details]
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从1949年到2019年,中华人民共和国走过了70年的风风雨雨,中国共产党领导中国人民自力更生、艰苦奋斗,创造了举世瞩目的中国奇迹。 实现中华民族的伟大复兴,是近代以来中国一切仁人志士梦寐以求的社会理想。新中国成立70年来,我们比历史上任何时期都更接近中华民族伟大复兴的目标,比历史上任何时期都更有信心、有能力实现这个目标。 这一切是怎么发生的?中国共产党为什么能?中国为什么行?中国特色社会主义道...[Details]
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Apple Inc's longtime chip supplier Broadcom Inc is considering selling its wireless chip business in a deal that could be worth as much as $10 billion and could have implications for future iPhones a...[Details]
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Power frequency interference is widely present in various industrial sites, and its main sources include power feeders, lighting equipment, engines, and various electronic instruments and equipment...[Details]
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In the rapid development of the semiconductor industry, silicon carbide (SiC), as a new type of wide bandgap semiconductor material, is gradually becoming an important development direction of the ...[Details]