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This article is based on the mstar801 platform Linux2.6.35.11 version.
First of all, it should be noted that system calls do not cause process context switching.
1. Introduction to system call - th...[Details]
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Since 2011, due to multiple factors such as overcapacity, the European debt crisis, and the US "double-reverse" investigation, the IPO process of many domestic photovoltaic companies that are plann...[Details]
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On March 19, Yu Chengdong, Huawei’s Managing Director, CEO of Terminal BG, and Chairman of Smart Car Solutions BU, issued a document announcing that all Wenjie models have been upgraded OTA, and M9 h...[Details]
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Low-power radio frequency technology is rapidly entering people's lives. For example, the bus card we use when taking the bus, the wireless router that allows people to access the Internet anytime ...[Details]
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Solid-state batteries have long been seen as a way to overcome the performance limitations of today's electric vehicles . The mainstream products currently used by car companies are all traditional...[Details]
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Aiming at the problem that the field tester of the traditional air-to-air missile launcher cannot communicate directly with the aircraft cockpit, a field tester with a wireless module is designed. Th...[Details]
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As shown in the figure, switch SP1 is connected to the P3.7/RD pin. Four light-emitting diodes are connected to the P1 port of the AT89S51 microcontroller. When the power is on, the light-emitting di...[Details]
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With the advent of the Industry 4.0 era, factory automation has become the key to the development of the manufacturing industry. Automation drives productivity, and productivity drives profitabilit...[Details]
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In the field of laptop computers, how to meet the needs of full-time online office has always been a "pain point" for users. As Qualcomm Snapdragon, which focuses on the concept of fully connected PC...[Details]
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The ECP2M and ECP3 FPGAs offer designers the best of both worlds: a high-performance, low-cost FPGA with built-in high-performance SERDES. These devices provide designers with a low-cost integrated...[Details]
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In addition to its SDI subsidiary, Samsung sources batteries for its smartphones from a variety of suppliers. The company is now looking to China for the batteries it needs for its next-generation fo...[Details]
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When conducting oxygen content analysis, especially trace oxygen analysis, since the oxygen content in the air is as high as 21% O2, if it is not handled properly, it is very easy to cause contaminati...[Details]
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Source: APP Devoloper Magazine From 5G and driverless cars to scientific research, hardware is required to perform unique tasks reliably, quickly, and efficiently, and to adapt to changing standard...[Details]
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The production of traditional Chinese medicine benefits from the extraction of traditional Chinese medicine, and the application of traditional Chinese medicine extraction technol...[Details]
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Here I will simply post the benchmark results. I will not write a brief introduction to CoreMark and the specific porting steps. There are already a lot of them on the Internet. If you are interested...[Details]