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Beginner learning STM32, first contact with USART serial communication. A personal summary of the USART communication hardware principle. The TTL level from the MCU (Micro Controller Unit, also known...[Details]
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First, the three-stage pipeline structure diagram of ARM is given, which is the basis for the subsequent analysis. The address of the instruction is on the far left in the above figure. According t...[Details]
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For LED driving, the constant current method is better than the constant voltage method. In the circuit proposed in this article, the constant voltage regulator commonly used for LEDs is replaced wit...[Details]
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Overall system design
3.1 System design principles
The quality of an application system development plan is closely related to the developer's understanding of the system itself. It is blind and ...[Details]
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First, basic theoretical research on electronic measurement technology: research on new testing theories and methods, artificial intelligence theory, frequency base traceability and standard acquisi...[Details]
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From drones, Nikola trucks to Daimler products, to the "Toyota City", we are seeing hydrogen fuel technology in more and more fields For companies in the automotive field, the grand CES in Las V...[Details]
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Three researchers from the University of Cambridge and Polymath Insight in the UK recently published a research report, claiming that they can find the unique fingerprints of these devices through va...[Details]
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Data from Wuxi Customs show that since February this year, Wuxi's integrated circuit exports have grown significantly, with exports of 5.54 billion yuan in April, a year-on-year increase of 27.2%, co...[Details]
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According to foreign media reports on December 28, the proportion of semiconductor patents applied for by China has increased sharply from 14% in 2003 to 71.7% in 2022. This is a direct result of com...[Details]
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Apple today pushed the iOS/iPadOS 15.6 Developer Preview Beta 2 update (build number: 19G5037d) to iPhone and iPad users. This update was released 13 days after the last one. Apple has only offic...[Details]
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According to IC Insights, it has become increasingly expensive to keep up with the pace of leading-edge IC technology over the past 25 years. The investment required to implement the most advanced lo...[Details]
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Last time we talked about using an oscilloscope to measure the signal of the car's air flow meter. This time we will talk about using an oscilloscope to measure the car's oxygen sensor. The oxygen se...[Details]
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For IA32 (X86), when an exception is found, the CPU hardware does a lot of things, such as switching SP, CR3, CS, etc. (reading TSS), while for ARM, the processing flow is as follows
CPU Hardw...[Details]
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BMW has ushered in its 5 millionth domestic model to roll off the production line. Currently, the 3 Series and X3 lack adaptive steering functions. To achieve adaptive steering like the BMW 7 Series,...[Details]
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NC (Numerical Control) is a technology that controls machine tool processing through computer programs. In CNC processing, NC programs are the key factor in controlling machine tool movement and pr...[Details]