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The uboot startup process is analyzed as follows: The first stage: a -- Set the CPU working mode to SVC mode b -- disable interrupts, mmu, cache v -- Disable watchdog d -- Initialize memory, seri...[Details]
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Since the 1990s, China has made great progress in the prevention of pollution flashover of power transmission and transformation equipment. All regions have adjusted the creepage distance of power tra...[Details]
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Kunlun Wanwei issued an announcement stating that its wholly-owned subsidiary Kunlun Group Limited (hereinafter referred to as "Kunlun Group") intends to invest US$50 million of its own funds in Pony...[Details]
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Introduction
Microcomputer relay protection has been widely used in China's power system, and protection devices based on different microprocessors continue to emerge. Most underground coal m...[Details]
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Although inconspicuous, car keys are indispensable in our car life. Most of the time, we treat car keys as if they are in our pockets. Some car models of certain design years require us to press the ...[Details]
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When you search for words like "brain-computer interface" and "mind control" on JD.com and look at the densely packed product pages from top to bottom, do you still feel that brain-computer interface...[Details]
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Qualcomm Incorporated announced that its board of directors has unanimously approved the appointment of Akash Palkhiwala as executive vice president and chief financial officer. “Akash’s deep under...[Details]
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Frequency conversion motor models and parameters
Variable frequency motors can work continuously under specified environments. With the continuous improvement of AC speed regulation technology...[Details]
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Xidiwei is mainly engaged in the research and development, design and sales of power management chips and signal chain chips. It has submitted an IPO prospectus and plans to be listed on the Science ...[Details]
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According to statistics, up to 20% to 22% of electrical energy is used for lighting. Improving the energy efficiency of lighting applications and even further reducing their energy consumption wi...[Details]
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1 Introduction This routine took me several days. It involved a lot of content and I took a lot of detours, so I must summarize it! First of all, my development board is not the popular Atom, but t...[Details]
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Real-time sampling and analog-to-digital conversion technology
A crane stands in the snow. A fool sees a crane, a wise man sees snow, and a wise man sees white. With the emergence of indium ph...[Details]
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In the field of new energy, on-board DC-DC modules play an important role. They provide stable voltage and current for new energy vehicles, ensuring that various devices in the vehicle can work nor...[Details]
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The car's audio system only has two functions: radio and tape player. Can the existing audio system be used to play MP3 music? The author studied the car audio circuit and found that its function ...[Details]
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Near the end of the year,
CATL
focused on the scenario of hybrid vehicles and launched its second
battery
brand "Xiaoyao" this year. Different from the previous Kirin and Shenxing ser...[Details]