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According to Jiwei.com, on June 29, BOE released the resolution announcement of the first meeting of the ninth board of directors of the company, stating that Mr. Chen Yanshun was elected as the chai...[Details]
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Analysis of the structural principle of LED LCD TV
Introduction: There is no doubt that the current LCD panel and LCD TV technology has reached a state of perfection and has become...[Details]
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SAN is the most critical network resource for every large enterprise organization around the world today. Without SAN, there is no storage access and application support, and business functions cannot...[Details]
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How bone conduction headphones work.
There are two ways for sound to propagate, one is through the air, and the other is through a certain medium. The traditional headphones we use mainly tran...[Details]
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Take changing the interrupt vector table offset address to 0x8005000 as an example The first method: Set the system_stm32f1xx.c file #defineVECT_TAB_OFFSET 0x5000 In the void SystemInit (void) funct...[Details]
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On February 16, Amprius announced the shipment of the first batch of commercial 450Wh/kg lithium-ion battery cells. They said that these are the "world's highest density" commercial battery cells and...[Details]
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The rapid economic development has promoted the further formation of the specialization trend of the permanent magnet motor industry, and has put forward higher requirements on motor-related perfor...[Details]
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Recently, artificial intelligence (AI) was applied to magnetic resonance imaging (MRI) for the first time, successfully achieving automatic delineation of nasopharyngeal tumor images. This is the fir...[Details]
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Will the wide-bandgap material gallium nitride (GaN) lead the way in RF power devices and make gallium arsenide (GaAs) and LDMOS (laterally diffused metal oxide semiconductor) devices yesterday's new...[Details]
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The 51 microcontroller is an entry-level development board for many microcontroller beginners. Today I will make a stc89c52 board based on the 51 core to control the stepper motor, which can realize ...[Details]
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On September 9, Beijing time, Apple is about to release a new generation of iPhone 16 series phones. However, Mark Gurman, a well-known reporter for Bloomberg who follows Apple news, poured cold wa...[Details]
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Let me share with you a real case involving a water level control project with PLC, frequency converter and touch screen. Let’s take a look at the whole process and save it for future use!
● P...[Details]
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With the rapid development of high-power switch device manufacturing technology and computer technology, AC motor frequency conversion speed regulation has been widely used in general industrial fi...[Details]
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1 Introduction
The single-ended forward converter topology is widely used in the design of independent offline small and medium power supplies due to its simple structure, reliable operation an...[Details]
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In the design of the driver, we may use flush_cache_all to flush the contents of the ARM cache to the RAM, because the cache in ARM Linux is generally set to write back. Usually, DMA cannot access ...[Details]
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