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Chapter 8: Preemptive Kernel (Complete Service)
If we combine the preemptive kernel and the cooperative kernel mentioned above, we can easily get a more complete preemptive kernel with the following ...[Details]
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1 Ways to detect event occurrence: polling and interruption
2 S3C2440 abnormal interrupt system block diagram
An interrupt is a type of exception.
Switching betwe...[Details]
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Where users wear "Apple Glass" or other head-mounted devices, their iPhones may recognize and respond to head gestures. In a newly disclosed patent, Apple says that current touch and voice are...[Details]
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On May 20, the "WAVE SUMMIT 2020" Deep Learning Developer Summit, co-hosted by the National Engineering Laboratory for Deep Learning Technology and Applications and Baidu, was held online. At the mee...[Details]
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According to the latest forecast by Gartner, the world's leading information technology research and advisory company, the total global smartphone end-user sales will reach 1.5 billion units in 2021,...[Details]
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1 Introduction Automotive technology is undergoing a major transformation. For example, it is a well-known fact that electronic components enable the safety features and sensing functions required fo...[Details]
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1.1. What is a dynamic digital tube? (1) The digital tube is still the original digital tube (either common anode or common cathode); the dynamic digital tube has two ends: COM end and segment code e...[Details]
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In recent days, there have been more news about new Android tablets. @数码闲聊站, which has always been quite accurate in breaking news, said that the size of Xiaomi Tablet 5 will increase from 8 inches t...[Details]
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The author djyos wrote about debugging 2440 in eclipse, but did not say how to debug stm32. For a newbie like me, it really takes a lot of detours. Now I write down the relevant process for my future...[Details]
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In the wind power industry, it is often necessary to repair wind turbines in the field, and various repair tools and instruments must be powered. Therefore, it is necessary to design ...[Details]
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According to feedback from netizens on IT Home, Samsung recently pushed a new system update for the Galaxy Note10+ 5G, fixing a bug that caused the screen to occasionally malfunction. The update si...[Details]
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On June 8, Zhongying Electronics said in its latest investor event that the company's home appliance chip sales growth rate was limited by production capacity. In the first quarter, home appliance an...[Details]
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While we were still talking about "Although the national automobile market has seen a decline in sales, the new energy vehicle market has seen a high growth against the trend, and new energy vehicles...[Details]
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Samsung will hold a Galaxy new product launch conference at 22:00 on August 11, and is expected to release a series of new products including Galaxy Z Fold 3, Galaxy Z Flip 3 mobile phones, and...[Details]
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From October 14 to October 20, Sunwoda Power will present its core products at the Paris Motor Show, one of the world's five major auto shows; at the same time, its manufacturing base in Hungary wi...[Details]
Test/Measurement
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