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With the advent of high-power LEDs, LED life and power conversion efficiency have become the main considerations when designing LED lighting systems. In order to provide a constant current to maintain...[Details]
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Weighing instrument maintenance precautions: The weighing instruments used in electronic scales are all precision instruments. The installation, use and maintenance must be done according to t...[Details]
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What is a differential amplifier?
A differential amplifier is an amplifier composed of two transistors with the same parameter characteristics, which are directly coupled. If the two input ...[Details]
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NXP plans to invest $2.6 billion to expand production in Austin, Texas, USA, and is currently looking for a suitable site to build a factory. Construction is expected to start as early as 2024 and ...[Details]
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Power supply noise is a type of electromagnetic interference, and the spectrum of its conducted noise is roughly 10kHz~30MHz, and can reach up to 150MHz. Power supply noise, especially transient no...[Details]
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Android 11 Beta 2 was released today. Foreign media discovered that a video from the Google Smart Home Summit mentioned that the official version of Android 11 will be released on September 8....[Details]
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One of the first questions anyone asks when beginning to study rheology is, “Why measure viscosity at all?” Researchers who have conducted experiments on this topic tell us, “It provides data, includi...[Details]
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1.IIC---SDA, SCL IIC protocol inventor Philips collects royalties through IIC chips Near Field Communication Standard mode 100KBIT/s Fast mode 400K, commonly used by S3C2440 High speed mode 3.4M ...[Details]
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According to a report on the website of German weekly Der Spiegel on June 5, nearly one-third of the world's food is thrown into the garbage dump. The average German throws away 55 kilograms of f...[Details]
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Achieving the absolute longest battery life with the lowest power consumption is a common design requirement for many deeply embedded applications. A microcontroller (MCU) based residential electronic...[Details]
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TMS320C6713 is a new 32-bit floating-point DSP chip developed by Texas Instruments (TI) after the TMS320C62X series of fixed-point DSP chips. The internal structure of this chip is improved on the ...[Details]
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1 Existing testing instruments
In the past two years, some foreign technology companies have successively developed relevant testing instruments for rapid detection of microorganisms in food a...[Details]
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During the holidays, Russian media CNews reported that St. Petersburg has developed two devices for the production of microelectronic nanostructures, which may solve Russia's sovereignty issues in t...[Details]
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In software development, code velocity reflects the ability of a research and development team to quickly respond to business needs. For the technical department, rapid response and rapid delivery re...[Details]
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The second stage of initialization: initialization of various system resources The second stage of initialization is performed only by the main cpu (cpu0) cpu1 ... etc. cpu is only responsible for ...[Details]