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DDS (Direct Digital Synthesizer) DDS is the abbreviation of direct digital frequency synthesizer. In addition to the most basic frequency synthesis function, direct digital synthesizer is also a flex...[Details]
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The conductivity meter is a multi-range instrument that can meet the testing requirements of various applications from deionized water to seawater. This instrument can provide automatic temperature...[Details]
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I recently ported emWin to the LPC1788 development board according to ZLG's example. The process was relatively smooth and I felt the power of emWin. I am currently continuing to study it in depth. L...[Details]
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1. Select a switching power supply controller The AC220V to DC12V/2A power supply uses the green low-power switching power supply controller TMG0X65. According to its typical output power table, TMG...[Details]
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I have been using STM32 to do projects for a while, but I suddenly found that I don’t know anything about NVIC, so today I reviewed the knowledge of NVIC and my own understanding of NVIC interrupt pr...[Details]
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Honor 10 and Honor V10 have now received the Hongmeng HarmonyOS 2.0.0.145 beta nolog version. IT Home learned that this push is only limited to the first batch of 1,800 nolog users who have ...[Details]
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The demands on power supply designers are becoming higher and higher, and they are under tremendous pressure to improve efficiency, reduce costs, and shorten product development cycles. Power sup...[Details]
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With the United States and the European Union deciding to exclude Russia from the Society for Worldwide Interbank Financial Telecommunication (SWIFT) banking system, Korean companies such as Samsung,...[Details]
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The frequency stability of the tuning fork oscillator is second only to the crystal oscillator. The 100Hz~10kHz uses a tuning fork oscillator, and the 10kHz~100kHz uses a sound chip oscillator. (a) T...[Details]
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Exchange of knowledge and experience at the click of a mouse: Interroll is expanding and deepening its communication with customers with new online services. From now on, Interroll customers will be ...[Details]
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The five major market demand trends for LED lighting driver power supplies can be summarized as: high efficiency, high reliability, wide compatibility with dimming and non-dimming applications, smalle...[Details]
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GSMA (Global System for Mobile Communications Association), the organizer of the 2020 Mobile World Congress (hereinafter referred to as "MWC") originally scheduled to be held in Barcelona, official...[Details]
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Oslo, Norway – December 19 , 2023 – The Board of Directors of Nordic Semiconductor has appointed Vegard Wollan as the new CEO of Nordic Semiconductor ASA. Svenn-Tore Larsen, who has led the com...[Details]
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There are generally three hardware solutions for image processing systems that complete a specific task: using general-purpose computers , using ASIC (Application Specific Int...[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]