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Before explaining, let me introduce the s3c2440 clock system. Generally speaking, the main clock source of the MCU is mainly an external crystal oscillator or an external clock, and the most common...[Details]
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Many foreign media predict that Samsung Electronics’ second-generation foldable phone Galaxy Fold is expected to reduce its price and be launched in more regions. According to foreign media reports s...[Details]
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On the morning of July 22, the Shanghai Stock Exchange held a listing ceremony for the first batch of companies on the Science and Technology Innovation Board. Yin Zhiyao, Chairman of AMEC, delivered...[Details]
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introduction
At present, LED large-screen display systems are divided into two categories according to the data transmission mode: one is synchronous real-time display; the other is asynchrono...[Details]
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Whoever can grasp customer needs quickly and accurately will be able to win quickly in future competition. The 3rd China Artificial Intelligence Security Summit, hosted by Leiphone.com & AI Gold...[Details]
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According to foreign media reports, the US Patent and Trademark Office has granted Apple a patent for the Titan Project, an advanced "navigation system" for self-driving cars to fine-tune the final d...[Details]
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Things to note when designing a single chip microcomputer
1. Reduce the external clock frequency
The external clock is a high-frequency noise source. In addition to causing interference to the ap...[Details]
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LED display refers to LED digital tubes, LED dot matrix displays, etc., which are composed of light-emitting diodes. There are two commonly used types of LED light-emitting devices: digital tubes a...[Details]
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The driving circuit of the optical coupling driver TLP250 is shown in Figure 1. It includes optical coupler, preamplifier, trigger, power amplifier and other parts.
Figure 1: Driving circu...[Details]
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According to Korean media koreaherald, US President Joe Biden wants Samsung to produce semiconductor chips in the United States rather than China, which poses a dilemma for foreign chipmakers such as...[Details]
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On July 4, 2013, the Rishangjiangcun, a campus ecological energy demonstration project of Shanghai Jiao Tong University and a test building for the SDC2013 Shanghai Jiao Tong University team, spon...[Details]
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Let me tell you a story first. As a person who "gets bored when having too many things", I have tried many ways to deal with old clothes. Later, I found that there are people who specialize in recy...[Details]
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On March 11, Paragraf, a leader in graphene-based conversion electronic sensors, announced the launch of a new graphene-based Hall effect sensor suitable for battery applications such as electric ve...[Details]
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In recent days, Zhejiang has been experiencing continuous high temperatures. As a result, the province's electricity load has repeatedly hit new highs, breaking the historical peak six times in thr...[Details]
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On October 29, for users of the Chinese version of iPhone, what they are most concerned about is when they can experience the Chinese version of Apple Intelligence.
Apple stated in an official...[Details]
Power technology
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