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The DC motor will generate sparks during the commutation process. The levels of sparks and related descriptions are as follows:
1) There are slight sparks on most or all of the edges of the 1s...[Details]
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0 Introduction In complex application fields such as aerospace, medical services, and geological exploration, the amount of data that needs to be processed has increased dramatically, requiring...[Details]
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Today, LED lighting will become a mainstream technology. As the technology matures, many LED lighting standards and regulations have been proposed. Strict efficiency requirements have existed f...[Details]
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The topic of "all people having access to electricity" in China has been quite popular recently. In fact, there is a province in my country that was the first in the country to achieve "all people ...[Details]
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Behind the progress of the semiconductor industry lies a golden rule: Moore's Law. Since it was proposed in 1965, Moore's Law has been generally applicable for more than 50 years. According to Moore'...[Details]
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The 18th Shanghai International Automobile Industry Exhibition kicked off. With the theme of "Co-create a Better Life", this year's auto show will deeply integrate automobiles with intelligent networ...[Details]
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We usually use Busybox to build the necessary applications for the root file system. Busybox determines what operation to perform based on the parameters passed in. When the init process starts, it...[Details]
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How to select gas sources with different gas purities as carrier gas and auxiliary gas for forest soil testing gas chromatograph is an old technical problem. However, it is difficult for users who h...[Details]
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Life test
1. Concept
Components, subsystems or systems are usually tested under the conditions of their expected/specified life. These conditions may include combinations of time, tempera...[Details]
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With the popularization of network applications, adding network functions to ordinary embedded systems can better meet consumers' demand for network resources. Here, a microcontroller LM3S1138 base...[Details]
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This source code has been compiled with arm-linux-gcc 4.3.2 in Ubuntu 9.10 and has been verified on the Qinyan 2440 development board to play audio WAV files with a sampling frequency of 22050HZ. ...[Details]
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The car's accelerator pedal position sensor converts the amount (angle) of pedal depression into a voltage signal, thereby providing the engine control unit with a signal of the actual opening angle ...[Details]
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O Introduction
For people who are in the wild, a question that they are more concerned about is the altitude of the place where they are. However, there are very few such products on the ma...[Details]
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According to China Daily, following the crash of a Boeing 737-8 passenger plane (belonging to the 737Max series) of Lion Air in Indonesia in October last year, another plane of the same type of E...[Details]
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Last night, realme CMO Xu Qi announced a piece of news that excited enthusiasts, that is, all realme domestic models are available for BL unlocking. It is worth noting that Realme officially remind...[Details]