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On August 8, Shanghai Securities News reported that Huacan Optoelectronics has sued Sanan Optoelectronics for infringing its patents, and the court has officially filed the case. This time, it sued S...[Details]
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Since the speed of STC microcontroller is faster than 8051, it belongs to 1 clock/machine cycle high-speed microcontroller. The high speed is of course its advantage, but for transplanting traditiona...[Details]
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Lenovo has now announced the ThinkCentre M70s Gen 3 host, equipped with a 12th-generation Core 65W processor, and is expected to be available in the market soon. IT Home learned that t...[Details]
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Experiment 6: Modulus down counter MCCNT and timer interrupt
The ECT module contains a 16-bit modulus down counter register MCCNT. The input clock signal of MCCNT is obtained by dividing the BUSCLO...[Details]
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LEDs are usually driven using a constant current source. This is because their brightness is measured in "lumens" (Im), which is proportional to the current. Therefore, all manufacturers of light-e...[Details]
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Recently, foreign media exposed the detailed parameters of the Samsung Galaxy Fold 2's rear camera. Specifically, the Samsung Galaxy Fold 2 will be equipped with a rear triple-camera, which s...[Details]
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Figure 1 Figure 1 is a forward and reverse circuit with star-delta starting, that is, the motor starts with star-delta voltage reduction when it rotates forward, and also starts with star-delta vol...[Details]
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The watch battery tester described in this article uses a non-contact method to sense the driving pulse of the second hand of an electronic watch. It does not need to open the back cover of the wat...[Details]
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At present, the application of readers is becoming more and more widespread. In the process of production and sales, people often suffer from the lack of a quick and easy way to intuitively displ...[Details]
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As time goes by, the number of UPS products in the industry has gradually increased. Different types of UPS are suitable for different purposes, and no one type of UPS is suitable for all applicati...[Details]
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Key takeaways from this article ・The connection method of the probe will greatly affect the waveform measurement results. ・If the extension cable is long, the loop formed between the gate pin and sou...[Details]
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To convert a 2-digit hexadecimal number to decimal, divide it by 10 to find the quotient and remainder. What about 4-digit hexadecimal numbers? The DIV instruction can only perform division operati...[Details]
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This reference design is for a 6A buck LED driver for portable projectors. The reference design is based on the MAX16821 PWM HB LED driver. This circuit can drive one LED; three MAX16821s are req...[Details]
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With the development and progress of society, young people are under great pressure in work and life. Therefore, more and more people are in sub-health status, and most people in the workplace are ...[Details]
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CNC machine tools are highly automated machine tools that can automatically complete various complex processing tasks according to preset programs. In the programming of CNC machine tools, M codes ...[Details]