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Apple pointed out in a support document released this week that the iPhone 12 series smartphones will usher in iOS system software updates with 5G functions, but some users may need to enable it manu...[Details]
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Causes and countermeasures of inverter overvoltage
Central topics:
Overvoltage generation and regenerative
braking Overvoltage prevention measures
Solution:
...[Details]
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0 Preface
As global energy becomes increasingly scarce, solar photovoltaic lighting has developed rapidly. In the development of solar lighting systems, people continue to analyze the commonly used c...[Details]
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Digital storage is the storage of signals in the form of digital codes in an oscilloscope. When a signal enters a digital storage oscilloscope, or DSO, the oscilloscope will sample the signal volta...[Details]
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The PIC16F87X microcontroller is internally configured with three timer/counters, which are respectively recorded as TMR0, TMR1, and TMR2. These three timer/counter modules are not only different ...[Details]
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At this year's Mobile World Congress (MWC 2019), Microsoft released a newly upgraded HoloLens mixed reality headset. Compared with the first generation, the second generation HoloLens provides signif...[Details]
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Here we take the STM8L15x series MCU using the ADC internal reference voltage to measure the VDD voltage and print the voltage value through the window as an example to write a program. (STM8L uses t...[Details]
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With the development of GaN (gallium nitride) semiconductor material technology, high-brightness white LEDs have developed rapidly in recent years and have great prospects in many new lighting ...[Details]
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introduction
R, L, C are the main components of electronic circuits and systems. The measurement methods of R, L, C parameters include bridge method, resonance method and voltammetry. In voltammetr...[Details]
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On February 23 of this year, OPPO Vice President Shen Yiren talked about his views on 5G: "Ordinary users don't need to look forward to 5G phones in the next two years. Affected by the network, cons...[Details]
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According to foreign media reports, the U.S. Patent and Trademark Office recently announced 53 new patents obtained by Apple, including a patent for the Titan project, which allows users to communica...[Details]
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New energy storage is an important part of the new energy industry and a key industry for Guangzhou to implement its manufacturing city strategy. In August this year, Guangzhou issued the "Implementat...[Details]
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12 From the structure diagram, we can see that the 51 MCU has 5 interrupts, namely external interrupt 0 (INT0), external interrupt 1 (INT1), timer interrupt 0 (T0), timer interrupt 1 (T1) and serial...[Details]
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First of all, if you want to use PWM mode, you have to choose which timer to use to output PWM! Except for the two ordinary timers TIM6 and TIM7, which cannot output PWM, the rest of the timers can o...[Details]
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Currently in the general LED lighting market, there are non-isolated designs and isolated drivers . Non-isolated designs are limited to double-insulated products, such as light bulb replacements,...[Details]