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Since pulse width modulation technology achieves the effect of voltage and frequency conversion of output voltage by adjusting the frequency and duty cycle of output pulses, it has been increasingly ...[Details]
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STM8L external interrupt 1. Interrupt priority Software interrupt priority setting function void ITC_SetSoftwarePriority(IRQn_TypeDef IRQn, ITC_PriorityLevel_TypeDef ITC_PriorityLevel) vector...[Details]
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As shown in the figure, the circuit of improving power supply rejection ratio (PSR) by using external regulator composed of ISO124, MC78L05, MC79L05 and DCP011515 . Using MC78L05 and MC79L05 as auxil...[Details]
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In the era of intelligent and connected cars, both car companies and consumers are paying more and more attention to the in-cabin experience. Among them, the acoustic system, as an important part of ...[Details]
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The DC regulated power supply studied in this system mainly conforms to the characteristics of intelligence, digitization and modularization: intelligence means that the system has programmable mod...[Details]
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To choose a good processor, there are many factors to consider, not just the pure hardware interface, but also the related operating system, supporting development tools, emulators, as well as the ...[Details]
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Abstract: In view of the misunderstandings on the output switching of frequency converters, this paper attempts to analyze and discuss the output switching of frequency converters from the perspective...[Details]
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Liquid crystal display (LCD) has the advantages of low operating voltage, low power consumption, large amount of displayed information and convenient interface. It has been widely...[Details]
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Abstract: A fully automatic solar water heater controller is designed. The system uses low-power and high-performance RISC microcontroller AVR as the core of the control circuit to monitor water te...[Details]
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ETTelecom reported that several people familiar with the matter revealed that Huawei has lowered its 2020 revenue target in India by up to 50% and will lay off 60-70% of its employees, excluding empl...[Details]
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Some online retailers are trying to take advantage of Japan's export restrictions on South Korea's semiconductor industry by suddenly raising prices for DRAM chips used in personal computers, The Kor...[Details]
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When the switch SP1 is pressed, the AT89S51 microcontroller generates a "ding dong" sound which is output from the P1.0 port to the LM386 and then sent to the speaker after being amplified.
1. ...[Details]
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With the development of the economy and the improvement of living standards, people's living requirements have changed. In order to adapt to the new needs of housing, my country will build an intelli...[Details]
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With the rise and popularity of smartphones, people are becoming more and more dependent on their phones. However, due to the limitations of battery technology, the frequency of charging mobile pho...[Details]
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On October 23, South Korean automaker KG Mobility announced on October 21 that it has established a strategic partnership with Chery Automobile on future mobility technologies. According to the agr...[Details]