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Recently, a microblog post titled "Why Americans like to use CDMA" has become a hot topic on the Internet, with netizens scrambling to discuss and forward it. Part of the microblog post reads: "The U...[Details]
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0 Preface
Frequency hopping communication has strong anti-interference, anti-multipath fading, and anti-interception capabilities, and has been widely used in various fields such as military, trans...[Details]
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It is reported that due to the expansion of the COVID-19 epidemic in Japan, companies have promoted remote work, and schools have suspended classes to encourage online learning, which has led to an i...[Details]
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According to the Economic Observer, due to the impact of the epidemic, the construction of 5G base stations in Beijing is temporarily unable to proceed. In response to this, Beijing Mobile said that ...[Details]
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The consumer electronics industry is a typical technology-driven industry. Every technological innovation will not only reshape the industry, but also have a huge impact on our lives. With the rapid ...[Details]
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Introduction: SD card is divided into 4 layers from driver to application, from bottom to top: driver layer, physical layer, file system layer, application layer. The following introduces some import...[Details]
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1 Introduction
3G indoor distribution mainly solves the problem of insufficient channels in hot spots or poor signals inside buildings due to shielding and attenuation of building wall...[Details]
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1. Kernel boot address 1.1. Glossary ZTEXTADDR The start address of the decompressed code. There is no distinction between physical address and virtual address because the MMU is turned off at this t...[Details]
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According to news on December 21, Intel CEO Pat Gelsinger said in an interview recently that Intel’s 18A process is comparable to TSMC’s N2 process. However, Gelsinger said that in terms of backside ...[Details]
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Recently, Sharp released the AQUOS R7, its first flagship phone powered by the Snapdragon 8 mobile platform. The Sharp AQUOS R7 has a 6.6-inch Pro IGZO OLED screen that offers a resolution of 1260 ...[Details]
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1. Use text viewing mode The
"send" below refers to the command I typed, and "receive" refers to the information displayed after pressing Enter, including other received information.
~ >: microcom -...[Details]
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There is a hard fault status register (HFSR) in the NVIC, which indicates the cause of the hard fault. If it is not caused by vector fetch, the hard fault service routine must check other fault statu...[Details]
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/* * SPI hardware initialization, memory address initialization */ static void Init(void) { uint8_t i; /*Disable SPI1*/ HAL_SPI_DeInit(&hspi1); /*Clear FpgaRevData memory*/ for(...[Details]
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Previously, Richard Yu revealed that the technical problems encountered by the folding screen have been solved, and the Mate X mobile phone will definitely be launched at the end of this year. Recent...[Details]
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Intelligence and lightweight have become the development direction of the future automobile industry, and advanced automotive materials have become an important part of it and a hot topic of concer...[Details]