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Abstract: Traditional two-stage APFC uses two sets of control circuits and at least two power switch tubes, which increases the complexity and cost of the circuit. With the emergence of PFC/PWM two...[Details]
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When using the STM8S003 microcontroller, the ADC sampling function is needed. The STM8S003 has a total of 5 ADC sampling ports, but two of the sampling ports are multiplexed with the serial port. If ...[Details]
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Run the command t= (start)
This instruction can be used to assign a starting value to the timer, and the start of the counter will be associated with a condition.
Example:
...[Details]
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Realme GT2 Pro has officially been unveiled. The Master Edition features a triple-camera design, a simple appearance, and a back cover made of bio-based "paper" material. According to the Weib...[Details]
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Recently, the well-known mobile phone review organization DOXMARK announced the front camera scores of the Samsung Galaxy S20 Ultra, with a photo score of 104, a video recording score of 95, and an o...[Details]
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0 Introduction
Wireless sensor networks are networks composed of multiple nodes with sensors, data processing units and communication modules. They have become a research hotspot in recent years be...[Details]
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On April 18, Leishen Intelligent appeared at the Shanghai International Auto Show, bringing to the scene the launch ceremony of the Terminator 1, which ends the high-price prejudice of 1550nm car-siz...[Details]
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This technology allows the loading of DSP chip programs to be separated from the simulator and directly controlled by the train's main control machine. This technology is highly reliable, flexible ...[Details]
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Loop calculation and compensation have always been a "difficult point" in the field of switching power supplies. Many engineers who develop switching power supplies either know nothing about loops or...[Details]
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When LPC1768 uses systick in the code, it appears in the following form if (SysTick_Config(SystemCoreClock /1000))/1ms enters an interrupt/ { while (1); /* Stop here in case of error } The p...[Details]
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On September 13, local time in the Netherlands, at IBC2019 held in Amsterdam, Shanghai HiSilicon Technology Co., Ltd., AVS Industry Alliance, Danghong Technology, Guangdong Ultra High Definition Vide...[Details]
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Samsung will reportedly demonstrate its next-generation 3nm chip technology to US President Biden this week, and this 3nm GAA process is expected to start mass production soon. US President Biden w...[Details]
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Not long ago, Xiaomi announced a global imaging strategic partnership with Leica, and will jointly usher in a new era of mobile imaging. At noon today, Lei Jun, founder, chairman and CEO of ...[Details]
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In the eyes of Sun Hongbin and Xu Jiayin, investing in Jia Yueting may just be a lucrative capital game in their business plans. If we talk about who is the most untrustworthy entrepreneur in China...[Details]
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Figure 1 Three-phase half-wave/single-phase load AC/AC conversion circuit
Figure 2 Voltage waveform with resistive load
Taking the three-phase to single-phase direct frequency conversion ...[Details]
Analog electronics
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