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I believe many of my friends have used mobile phones and pagers. In just a few decades, mobile communication networks have ushered in an era of rapid development. From paging, phone calls, and text m...[Details]
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LEDs
are small and lightweight,
have low
drive
voltage, are full-color, have long life, are highly efficient, are vibration-resistant, and are easy to control, providing superior ...[Details]
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In-ear headphones, also known as ear canal headphones or in-ear earplugs, are headphones used inside the human auditory organ. According to their design, they will seal the user's ear canal when in...[Details]
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After a long time of searching and reading many articles, I finally solved it by using PB3. Pin Configuration void GPIO_TimPWM(void) { GPIO_InitTypeDef GPIO_InitStructure; RCC_APB2PeriphCl...[Details]
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Introduction: What is PWM? I won't explain it in detail. Just search on the Internet. PWM regulation is widely used in control. Using PWM control can make the circuit simple and reliable, and the chi...[Details]
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With the continuous development of power electronics technology, power electronic devices with nonlinear loads are widely used in power grids and generate a large number of current harmonics. The w...[Details]
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With the shutdown of battery factories and restrictions on the export of raw material supplies, the crisis in the overseas power battery supply chain has gradually surfaced. Many industry experts e...[Details]
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References: "STM32F4xx Reference Manual 2", "STM32F4xx Specification", library help document "stm32f4xx_dsp_stdperiph_lib_um.chm". For details about SDRAM memory, please refer to the previous "Introd...[Details]
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Abstract: Aiming at the problem that many devices do not have network interfaces, an embedded system is built with ARM7Cortex-M3 processor LM8962 as the core, and 8 serial ports are expanded using ...[Details]
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On October 18, at the Yunqi Conference Open Day, Alibaba Cloud exhibited two all-in-one computers based on the new generation of shadowless architecture. The two new products are divided into a 23.8-...[Details]
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Intel's next-generation Arrow Lake CPUs were originally going to be the first to be built on the 20A process node, but those plans have allegedly changed as the company is now focused on using TSMC's...[Details]
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First look at the address line of 2440: mini2440 schematic.pdf
The 2440 chip provides 27 address lines = 128M.
The S3c2440 chip only provides 27 address lines addr on the pins provi...[Details]
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The plant will increase its silicon carbide (SiC) wafer production capacity 16-fold over the next two years. To meet the rapidly growing demand for microchips September 22, 2022 - ON Semiconduct...[Details]
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The JTAG of the 3250 development board does not work according to the tutorial and the CD that comes with the board. I searched for relevant information on the Internet and found an article that summa...[Details]
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At present, traffic jams often cause vehicles to be stuck in a mess, which can last from ten minutes to half an hour or even longer. When the car is stopped, the engine is in an idling state, and the...[Details]