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The cooling fan of a car engine is an important part of the vehicle cooling system. If the fan fails, it will lead to insufficient or excessive cooling of the engine, causing the engine working envir...[Details]
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Error 1: PC6 and PC7 are used for other purposes, and the GPIO mode is configured incorrectly, resulting in inaccurate counting; Error 2: The pin mode is set incorrectly. It should be set to GPIO_Mod...[Details]
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According to Taiwanese media reports, Chunghwa Picture Tubes, a subsidiary of Taiwan's Tatung Group, recently declared bankruptcy. The report said that Chunghwa Picture Tubes has not paid wages for A...[Details]
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Near Field Communication (NFC) NFC is another entry into the wireless "contactless" combination. It is a set of communication protocols, data exchange formats and standards. Designed for use in sm...[Details]
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It is already known that Samsung will launch the new Galaxy S21 series at the end of February, but whether the Galaxy Note series, which has disappeared for nearly two years, will return is also a co...[Details]
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The mystery was finally solved 7 years later. Many users complained that their iPhones became slower and slower as they updated their phones. It was all because Apple did it on purpose. Apple...[Details]
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After some research, I found out how to use ATmega 16 microcontroller to drive character LCD chips. Now I write down my research experience: The RT1601 LCD module I have uses the S6A0069 display chip...[Details]
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1. Choose a smart home system with perfect anti-theft and strong security
One of the major features of smart home is that it completely rewrites the model of indoor security. Most families hav...[Details]
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Microsoft Windows 8 is the big drama in the second half of the PC industry. Among them, Windows (WOA) tablet computers using ARM architecture have been the focus of brand manufacturers and foundries s...[Details]
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With the development of large-scale integrated circuits and communication technology, digital meters have gradually replaced traditional mechanical meters in the field of electric energy measuremen...[Details]
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The method of judging the polarity of the voltage regulator tube and its forward and reverse resistance values is the same as that of ordinary silicon. To measure the stable voltage vz of the volta...[Details]
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The range self-switching frequency meter is controlled by AT89C51 single-chip microcomputer, and is mainly composed of five modules: signal amplification and shaping circuit, single-chip microcom...[Details]
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In order to adapt to the new capacitor market situation and better meet the needs of customers, our company has developed and launched the following series of supercapacitor products after long-ter...[Details]
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Recently, there was news that Hisense Group laid off 10,000 employees and Haier was also laying off employees. In response, Hisense Group said that the company did take measures such as reducing exec...[Details]
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Hardware platform: S3C6410
Operating system: Ubuntu, Windows
Board system: Android
Development tools: jdk, ndk, eclipse
本次測试从linux内核模块编译開始。以S3C6410的pwm驱动...[Details]
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