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Recently, OFILM stated in an investor survey after releasing its fundraising plan that 2019 is the first year of the explosion of under-screen fingerprints. Under the trend of full-screen displays, u...[Details]
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Digital communication equipment such as all-digital power line carriers usually require the transmission of multiple voice and data channels in a limited bandwidth data channel. The data format tra...[Details]
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The inverter is a special kind of power equipment that adjusts the speed of the motor to achieve different power outputs. Many people mistakenly believe that the inverter can run without a load, bu...[Details]
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1 Introduction With the development of informatization, intelligence, and networking, embedded system technology will also gain broad development space. In the 1990s, embedded technology was in full ...[Details]
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IT Home reported on June 14 that the latest research report from Strategy Analytics showed that the global smartphone processor market size in the first quarter of 2021 increased by 21% year-on-year ...[Details]
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Abstract: Starting from the memory space management method of Keil C51, this paper focuses on the reentry problem of real-time operating system during task scheduling, and analyzes some basic ways an...[Details]
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Procedure 1
The first three digits of the digital tube display a stopwatch, which
runs from 000 to 999 at a speed of 1% of a second.
When an independent keyboard is pressed, the stopwatch stops, an...[Details]
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Before the chip enters mass production, it needs to undergo "trial production", that is, tape-out, to first produce a few or dozens of pieces of the completed designed circuit. Tape-out is an extreme...[Details]
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The MCS-51 microcontroller contains 2 timers/counters with 4 working modes. It has two working modes (counter mode and timer mode). The MCS-51 microcontroller contains 1 full-duplex serial port with ...[Details]
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Multi-output
power supplies
generally use a closed-loop PWM
control
method for one output, while other auxiliary outputs use indirect voltage regulation. Since only the main output ...[Details]
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With the increasingly widespread application of digital multimedia, video decoding has become an essential element in embedded system design. There are many video standards, and depending on the pr...[Details]
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1. Background
Because neon lights have the characteristics of uniform and continuous light, they have been widely used in the decorative lighting market for many years. Neon lights ar...[Details]
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The last article described how to use two timers of a microcontroller to realize a breathing light. In fact, the last article was explaining the principle of PWM. Today, we will use the built-in PWM ...[Details]
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0 Preface
In real life, the load is more complex, mostly dynamic loads, such as: the power consumed by the load is a function of time; or the load works at a constant current and constant resistance;...[Details]
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Classification and introduction of common measuring tools
In industrial production measurement, in order to ensure the processing quality of parts, it is necessary to measure the surface roughnes...[Details]