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When LPC1768 uses systick in the code, it appears in the following form if (SysTick_Config(SystemCoreClock /1000))/1ms enters an interrupt/ { while (1); /* Stop here in case of error } The p...[Details]
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"No matter how low the overall spontaneous combustion rate of your Tesla is, to me it is 100%..." On April 30, Mr. Dong, the owner of the car involved in the "Tesla spontaneous combustion incident", ...[Details]
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#include reg52.h #include "./delay/delay.h" sbit SCL = P2^0; sbit SDA = P2^1; bit ack = 0; unsigned char flag = 1; #define LCDPORT P0 #define LCD_WRITE_DATA 1 #define LCD_WRITE_COM 0 sbit RS = P2...[Details]
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According to news on June 27, according to the University of Texas at Austin, Nobel Prize winner John Bannister Goodenough passed away on June 25, local time, just one month away from his 101st birth...[Details]
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A new study analyzed the cost of 1GB of mobile data in 228 countries or regions this year. India once again topped the list with its extremely low costs, while China's ranking soared from 165th in 20...[Details]
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The launch of the iPhone 12 series has undoubtedly brought benefits to Qualcomm. Thanks to its large-scale supply to Apple, Qualcomm ranks first in the world in terms of revenue among microelectronic...[Details]
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The laser direct retinal projection smart glasses jointly developed by TDK and QD Laser are equipped with the world's smallest full-color laser module that TDK is developing. The reduced size ...[Details]
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Xiaopeng Motors and Alipay have officially signed a contract to jointly develop the "in-car payment" function. This is the first batch of car companies in China to implement the "in-car payment" capa...[Details]
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According to news from Suzhou International Science and Technology Park SISPARK, recently, the first domestic high-end multifunctional flying probe test equipment of iFree (Suzhou) Testing Technology...[Details]
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According to Jiwei.com, driven by the rising prices of upstream raw materials, the price of PCB boards has also been rising. Recently, Shenzhen Nan Circuit released an investor activity record sheet ...[Details]
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As the world's population grows and more vehicles are on the road, improvements in traffic safety cannot come fast enough. Although the fatality rate has been reduced by more than half since 2000, fr...[Details]
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Burn-in principle
The process of burning in headphones is mainly to make the mechanical system of the headphones age quickly and reach a level of running-in. The sound system of dynamic headph...[Details]
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Today, Black Shark Gaming Phone 2 Pro was officially released. The official announced that the running score of the phone has exceeded 500,000 points in one fell swoop, reaching 500,610 points. Compa...[Details]
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Design requirements - basic requirements Design and manufacture a square wave-triangle wave-sine wave signal generator with a power supply of ±12V. (1) The output frequency can be continuously adju...[Details]
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When any product is put on the market, the first thing consumers consider when buying it is quality. As an important part of solar photovoltaics, photovoltaic manufacturers consider more than just ...[Details]
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