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PWM dimming is to connect a MOS switch tube in series with the LED load, and the anode of this string of LEDs is powered by a constant current source. Then a PWM signal is added to the gate of the ...[Details]
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On May 13, Rockchip officially announced that its AI chips RK1808 and RK1806 are compatible with Baidu's PaddlePaddle open source deep learning platform and are fully compatible with PaddlePaddle's l...[Details]
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summary
With the advancement of automobile electrification, smart charging infrastructure is rapidly becoming popular, and V2G vehicles within smart grids are also charging the grid....[Details]
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1. Introduction
HTTP ABR (Adaptive Bit Rate) is currently the most popular OTT (Over-The-Top) transmission technology. Typical examples include Apple HLS (HTTP Live Streaming), Microsoft Smoo...[Details]
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The time unit inside the microcontroller
Oscillation frequency fosc = quartz crystal frequency or external input clock frequency
Oscillation period = the reciprocal of the oscillat...[Details]
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With the steady growth of the number of pure electric vehicles (BEVs) on the market , and the pressure from environmental protection to reduce vehicle emissions to zero, BEVs are becoming increasingl...[Details]
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We implement these three functions by configuring the relevant registers of the LCD controller struct lcd_controller s3c2440_lcd_controller = { .init = s3c2440_lcd_controller_init, .enalbe ...[Details]
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There are many special function registers, SFRs, in the microcontroller. These special function registers are stored in the upper 128 bytes of RAM from 80H to FFH. By setting these registers, the oper...[Details]
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The cooperation between automakers and upstream and downstream enterprises in the industry chain is deepening. On the evening of February 17, Changan Automobile (000625) announced that it plans to joi...[Details]
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NavInfo recently announced that its wholly-owned subsidiary Hefei JieFa Technology Co., Ltd. has obtained an invention patent certificate issued by the United States Patent and Trademark Office. The ...[Details]
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1.
Types of
batteries
commonly used in UPS
, factors affecting
battery
life, advantages and disadvantages of different types of batteries:
There are three types of batteries use...[Details]
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The function of the output overvoltage protection circuit is to limit the output voltage to a safe value when the output voltage exceeds the design value. When the internal voltage stabilization lo...[Details]
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As technology advances, different demands increase, and the requirements for mechanical parts in miniaturized equipment cannot be low. For manufacturers, the wear resistance of micro guide rails is...[Details]
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Brazil has been committed to developing the semiconductor industry for 20 years, but why has it still not built a wafer fab of any scale? Why has the country's semiconductor industry been so bumpy? T...[Details]
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As a special commodity, coal quality evaluation must have coal samples that can represent the entire sample, and the acquisition of coal samples must have a standardized sampling and sample prepara...[Details]
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