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background Books get burned, computers get hacked, DVDs get inoperable. While the technology that stores information (ink on paper, computers, CDs or DVDs, even DNA) continues to improve, threats of...[Details]
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In recent years, with the development of smart cockpits, smart surface technology has also been gradually applied to car interiors. It is a surface treatment process that combines functionality and i...[Details]
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A network video server is a special device that encodes audio and video data and completes network transmission. Currently, there are network video servers on the market that use M-JPEG, MPEG4, H264 a...[Details]
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一些关键部位做了简单的注释 #include linux/config.h #include linux/errno.h #include linux/kernel.h #include linux/module.h #include linux/slab.h #include linux/input.h #include linux/init.h #include linux/serio.h ...[Details]
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Global electrification is accelerating, and the popularity of new energy vehicles at home and abroad is recovering, which may open a long-term growth window for the automotive power semiconductor mar...[Details]
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CNC (Computer Numerical Control) system is a kind of automation equipment controlled by computer, which is widely used in mechanical processing, mold manufacturing, aerospace and other fields. CNC ...[Details]
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Voltage doubler rectifier circuit diagram: In some places where high voltage and low current are required, voltage doubler rectifier circuits are often used. Voltage doubler rectifier can use low-volt...[Details]
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Overview In the field of wireless communications, the development direction of communication signals is digitalization. This trend is mainly because digital signals have good spectrum efficiency comp...[Details]
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ARM wants to convey a very important concept to everyone, that is, there is no processor of one size that is suitable for all applications. Therefore, how to meet the needs of different application...[Details]
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1. NAND boot Here, the NAND size is 256M. When booting from NAND, address 0 is the on-chip SRAM, and NOR is invisible. Since NAND does not support XIP, the hardware automatically copies the first 4K ...[Details]
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So far, Apple has launched two iPhone SE models on the market. According to previous reports, Apple is expected to launch the third-generation model of the iPhone SE sometime next year. New reports...[Details]
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Wiring diagram of power amplifier and speaker
More and more young people like to install projection equipment at home, so that the experience of watching blockbuster movies at home is very ple...[Details]
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PLC Workflow
1. System initialization: Generally, the system initialization of a small PLC is mainly to initialize, set up, search for expansion modules, etc.;
2. Scan input: scan IO input sig...[Details]
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Problem description: In the ADS1.2 environment, when using Jlink to connect to Zhou Ligong's EasyARM2131 development board, it prompts that it cannot connect to the CPU (JLINK could not find supporte...[Details]
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China’s two largest lithium producers are still losing money nine months into the year as a slump in the battery metals market continues to squeeze the industry. Tianqi Lithium Corp...[Details]