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This program has been tested and first published on 51hei MCU website. The circuit is very simple so I won't draw a picture.
The dot matrix has 16 pins, 8 for rows and 8 for columns. The connection m...[Details]
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With the development of economy and the improvement of people's living standards, vehicles have already entered thousands of households. However, with the continuous increase in the number of vehicle...[Details]
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Market demand
With the deepening development of my country's reform and opening up and its accession to the WTO, the medical and health industry is also facing various changes. In order to...[Details]
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A P1N1P2N2 four-layer three-terminal device based on silicon single crystal was created in 1957. Because its characteristics are similar to those of vacuum thyristors, it is commonly known as silic...[Details]
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I haven't written an article for a long time because I haven't had the time. People say that if you don't prepare for the postgraduate entrance examination in your senior year, every day will be like ...[Details]
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Mobile phone industry is recovering rapidly In the past 2020, the sudden outbreak of the epidemic and the complex international situation caused the global semiconductor industry to move forward in g...[Details]
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1 Introduction Embedded Ethernet development is a very challenging job. After several months of study, I personally think there are roughly two ways. The first way is to first get familiar with ...[Details]
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Abstract: There are two directions in embedded development, one is embedded software development (MCU direction), and the other is embedded software development (Linux direction). Among them, the MCU...[Details]
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The basic 3-terminal regulator has been a staple in the designer's toolbox for over 30 years, and its basic architecture has not changed significantly. Using a fixed voltage reference, a resistor d...[Details]
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1.
The maximum negative jump distance of the relative transfer instruction of MCS-51 is 127B.
2.
When the MCS stack pointer SP=00H. Pointer SP=00H.
3.
Call subroutine instructions (such as: CALL)...[Details]
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Program effect: When the button is pressed, the buzzer sounds, and the digital tube displays the corresponding key value. Press the E key to turn on the relay, and
press the C key to tur...[Details]
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Yageo introduces
the
PA0100
ultra-small metal current sensing resistor, providing a product solution specifically addressing the challenges of continued miniaturization to stay close to cust...[Details]
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The sampling rate provided in a digital oscilloscope, especially in oscilloscopes with long waveform capture times, is usually much higher than the sampling rate actually required for the signal spect...[Details]
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The three Korean battery companies are currently the biggest competitors of Chinese power battery companies in their global expansion. In terms of installed capacity: ●In the first half of 2022, t...[Details]
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3D depth sensors play an important role in in-vehicle monitoring systems, enabling innovative car cockpits, seamless connectivity to new services, and greater passive safety. They are essentia...[Details]
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