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Preface With the pollution of the environment and the shortage of energy, electric bicycles are becoming more and more popular with people for their advantages of no exhaust pollution, no noi...[Details]
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This article aims to describe some of the main differences. There are many differences between the M profile and the A/R profile. The basic differences in ARMv7-M are as follows: Does not support th...[Details]
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introduction:
With the development of the times, the problems of "food, clothing and housing" for visually impaired people have been basically solved, but the problem of "transportation" h...[Details]
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Apple announced a strong start to its fiscal year after a record-breaking first quarter for fiscal 2021. The first quarter of the fiscal year is historically comparable to Apple's fourth quarter, whi...[Details]
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Faced with the ever-increasing demand for algorithms for massive and fragmented scenarios, Xinyi Technology has launched a platform for the algorithm needs of many refined scenarios such as cities an...[Details]
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1 Overview
The sensorless brushless DC motor (BLDCM) has been widely used in the field of model aircraft due to its high speed, high reliability, small size and light weight. However, comp...[Details]
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Function Through GPIO, key 1 lights up LED 1, key 2 lights up LED 2... illustrate 1) Because the 2440 keys only involve rows, scanning keys is much simpler than the 2410 2) Before per...[Details]
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In the previous two classes, Pi Ziheng introduced two typical input files in embedded development: source files (.c/.h/.s) and link files (.icf). Pi Ziheng is going to ask again, are there any inpu...[Details]
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Introduction
Chips with potential defects may pass production tests, but in actual applications they may cause early failures and quality problems. To avoid this problem, it is necessary to...[Details]
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Notes before experiment: Principle of SPI: Note: CLK transmission clock MISO Master Input Slave Output MOSI master output slave input CS chip select signal. Since the SPI controller can be connected...[Details]
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According to foreign media reports, US President Donald Trump admires Apple CEO Tim Cook, but it is not because Cook runs a large and successful company. According to Trump, it is because Cook calls ...[Details]
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Lyon Group has made a significant contribution to bringing renewable energy storage technology to the Australian market. Image: Lyon Group
Australian renewable energy investor ...[Details]
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Introduction
Samsung's S3C44B0X 16/32-bit RISC processor is designed to provide a low-cost, high-performance solution for handheld devices. S3C44B0X provides the following configurations:
2.5V...[Details]
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AC variable frequency speed regulation is a new technology developed in recent decades. It is recognized as the most promising speed regulation method for its excellent speed regulation performance...[Details]
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0 Introduction
There are two forms of catalytic cracking regeneration process: complete regeneration and incomplete regeneration. For the incomplete regeneration process, the flue gas cont...[Details]
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