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Who would have thought that Drive.ai, a self-driving startup that once shone in Silicon Valley, would fall so quickly? In fact, it is not the first to fall. Founded in 2014, Roadstar.ai, a star start...[Details]
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Finally, I made an oscilloscope based on STM32! I originally wanted to use an external high-speed AD to make an oscilloscope with a 1Mhz sampling rate. Since I had no experience in making oscilloscop...[Details]
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The Digital China Innovation Competition is an important supporting event of the Digital China Summit. It is jointly hosted by multiple national ministries and Fujian Province. It ...[Details]
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What should I do if the facial recognition camera cannot see the face? Since 2015, when facial recognition surpassed human accuracy, the recognition accuracy has jumped 100,000 times in four years. I...[Details]
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OPPO recently officially announced the new Reno4 series of phones, which still focus on video shooting, including super night scene videos and a new generation of video stabilization. In additi...[Details]
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In order to achieve stronger performance, better energy management, and add more customized technologies, Apple officially launched the first Apple Silicon M1 chip developed for Mac in mid-November, ...[Details]
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Apple today announced Today at Apple, a global program that will provide career development guidance, professional skills training, creative resources and opportunities to learn about the full range ...[Details]
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With the trend of energy conservation and environmental protection, LED lighting has become the target of many regulatory agencies. For example, the 1.1 version of the solid-state lighting standard...[Details]
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Single-chip microcomputer is the abbreviation of single-chip microcomputer. It is made by integrating CPU, ROM, RAM, TIMER/COUNTER and input/output interface (I/O) on a large-scale integrated circu...[Details]
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Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjuste...[Details]
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Recently, the Hunan Jianghua 100MW/200MWh energy storage power station project and the Hunan Xiangyin 100MW/200MWh energy storage power station project supplied by Xuji Group and Xuji Electric unde...[Details]
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1 Introduction Microwave power amplifiers are widely used in many microwave electronic devices and systems as vital components in transmitter units, such as modern wireless communications, satell...[Details]
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On August 17, the Shanghai Lingang New Area held a signing ceremony for the second anniversary of its establishment. 42 projects were signed on the spot, with an investment of nearly 28 billion yuan,...[Details]
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Recently, the United States' "chip war" with China has been escalating. First, under pressure from the United States, the Netherlands and Japan agreed to initiate controls on the export of semiconduc...[Details]
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【First, let's distinguish two concepts: interrupt and exception. Interrupt is a type of exception. Take the 2440 development board as an example. It has more than 60 interrupt sources, such as from...[Details]