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Our reporters Tang Jinyan and Zhang Jingchao reported from Guangzhou
"We use the money we save for business innovation, and each of us can maintain our brand and provide differentiated (servic...[Details]
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According to the needs of network video collection, this paper combines network transmission with video collection, and designs a USB camera video collection with S3C2440 as the core and a video se...[Details]
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1. System composition and principle overview
Compared with the traditional voltage-stabilized power supply, the digitally controlled DC power supply designed in this paper has the characterist...[Details]
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Solving the power supply problem of integrated graphics card/discrete graphics card In the hardware industry, there is an important law, that is Moore's Law. It states that when the price rem...[Details]
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This blog mainly starts to talk about the assembly instructions of the 51 series microcontroller. We need the environment Keil. The version doesn't matter, they are all similar. As for how to build a...[Details]
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As the leading screen manufacturer in China, BOE has had a very ambiguous relationship with Apple in recent years. Apple has always had very strict requirements on its supply chain, which also indire...[Details]
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1. Why does 8086/8088 use address/data line multiplexing technology?
Considering the chip cost, 8086/8088 adopts a 40-lead package structure. 40 leads are not enough to lead out all the signals of 80...[Details]
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The PCIe Express® physical layer has developed rapidly from Gen 4.0 to Gen 5.0, and finally upgraded to Gen 6.0, and the 6.0 specification contains everything needed to develop silicon chips . The da...[Details]
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#include "macros.h" #define uchar unsigned char #define uint unsigned int void delay_ms(uchar i) { uchar a,b; for(a=1;a i;a++) for(b=1;b 141;b++) {;} } void main(void) { DDRA=0X80; PORTA=0X8...[Details]
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Circuit principle: As shown in the figure, this is the auxiliary audio power amplifier circuit of LM4730. The audio input signal is added to the input terminal 8 pin of LM4730 after passing throug...[Details]
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As a booster for stable growth, power grid construction has accelerated again.
The reporter learned yesterday that State Grid Corporation of China (hereinafter referred to as SGCC) has recentl...[Details]
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The global demand for rechargeable batteries has grown exponentially over the past decade or so, as they are needed to power an increasing number of portable electronic devices such as smartphones, l...[Details]
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Recently, Vitesco Technology has developed a 48 V high-power electric drive system suitable for hybrid vehicles. This high-power technology enables electric vehicles to comply with the Worldwide Ligh...[Details]
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Everyone has used a calculator, but have you ever wondered how it works? I will not elaborate on the principle of the calculator here, but will only briefly introduce the idea. Once we learn how to u...[Details]
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7. Then, right-click "Symbol" and click "Edit PSpice model" to view the PSpice model. A quick look at the text of the model will give you an intuitive idea of how well the symbol pins match the act...[Details]