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According to foreign media reports, if you use a flashlight to shine through thick fog, people can only see a blurry gray, but the light reflected back still contains useful information, but it is en...[Details]
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Lead-acid battery chargers have developed to the fifth generation. The latest upgraded version of the charger uses a more advanced integrated IC computer chip control system based on the fourth gen...[Details]
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In China, video doorbells, as convenient and practical products, have been widely used in mid- and high-rise residential buildings in urban communities. Traditional video doorbells are generally ...[Details]
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b The difference between MAIN and ldr pc,=MAIN (talking about code position independence) When I look at the bootloader, I often see these two ways of writing. I don't quite understand the difference...[Details]
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1. Overview
The 215MW units of Zhenhai Power Plant #3-#6 have been undergoing automation
transformation
since 1998
, using a domestic
DCS
system. Since 2007, each u...[Details]
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On January 11, we learned from the official that Honda Giken Industrial (China) Investment Co., Ltd. and Dongfeng Motor Group Co., Ltd. will cooperate to start technical verification of Honda’s fuel ...[Details]
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On March 22, according to DIGITIMES, industry insiders revealed that suppliers in the mobile phone industry tend to be "cautiously optimistic" about sales in 2022 and expect 5G smartphones to revive ...[Details]
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This paper introduces a design scheme of an optical fingerprint recognition system based on ARM. This scheme uses ARM processor as the control core to construct the design method and process of em...[Details]
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August 29, 2022 – Mouser Electronics, the industry’s leading New Product Introduction (NPI) distributor offering the widest selection of semiconductors and electronic components™, is significantly...[Details]
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In order to activate consumers' enthusiasm for purchasing products, terminal brands have tried every possible way in product innovation in the past two years. Starting this year, more and more smartp...[Details]
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Alfamation, a provider of advanced turnkey test and measurement solutions, has secured an order to supply functional testers to a leading Tier 1 automotive Battery Management System (BMS) and Li-ion ...[Details]
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Real-time oscilloscopes are often referred to as DSOs (digital storage oscilloscopes) or MSOs (mixed signal oscilloscopes). Most oscilloscopes sold today are real-time oscilloscopes. The bandwidth ...[Details]
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In the design of single-chip computer program, setting a good clock interrupt will enable one CPU to play the role of two CPUs, greatly facilitate and simplify the compilation of programs, and impr...[Details]
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First, recognize several important structures:
1. Interrupt Descriptor
Each interrupt line is described by an irq_desc structure.
//In include/linux/irq.h
struct irq_desc {
unsigned int irq;/...[Details]
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On November 7, Xiaopeng Motors P7+ was officially launched. P7+ is a C-class pure electric sedan with a length of more than 5 meters, a wheelbase of 3 meters, and a range of 615km to 725km, but t...[Details]
Analog electronics
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