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微软MSDN上关于ARM芯片浮点运算的资料         勿使用浮点运算         ARM 处理器并不支持浮点运算 (Floating Point Math)。所有的浮点运算都是在浮点运算模拟器上进行，因此特别缓慢。需要浮点运算的函式，常要耗费数千个循环才能执行完毕。这就是为何游戏开发时，通常都使用定点 (Fixed Point) 格式的运算。定点运算实际上是使用整数，但指定固定数目的...[Details]

With the development of the automobile industry, more and more automotive electronic components are being used in modern cars, providing better safety, comfort and economy for cars. In the past, cars...[Details]

According to a report from Taiwan's Zhongshi News Network on the 16th, after the famous American investor Warren Buffett's Berkshire Hathaway reduced its holdings of more than 86% of TSMC's ADR share...[Details]

Pure Storage helps financial services industry harness the power of data and improve customer experience Nine of the world's top ten investment banks, seven of the top ten asset management companie...[Details]

       I recently developed a stm32 serial port data frame batch processing code and encountered many problems. As a new worker, I lack experience and really need to summarize it to avoid the same mis...[Details]

Signal generators are used as signal sources in electronic experiments. Sine waves, triangle waves, square waves, and pulse waves used as trigger signals are usually used. This time, we made a signal ...[Details]

summary When selecting a clock device, jitter index is one of the most important key parameters. However, different clock devices have different descriptions of jitter. For example, clock drivers w...[Details]

Preface If you were to make your robot, what functions would you want it to have? Project Description QR-Board is a quadruped robot control board based on the "G0 microcontro...[Details]

describe 　　PMP3199 is a dual output synchronous buck design for silver box power supply. Silver box power supply is used in desktop computer. Its input voltage is 12V. It uses TPS5124 to generate 5...[Details]

The matching of HIFI equipment is very important. Although there are many subjective factors involved, the matching of power amplifier and speakers must follow several major principles. If you do ...[Details]

Abstract: This paper describes the audio embedding technology in TV system, audio and video signal standards, embedding formats and the application of embedding and de-embedding in TV system. By us...[Details]

OFweek Cup · OFweek 2023 China Robot Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]

Recently, the State Grid Corporation of China's new power system technology research action plan special power system carbon verification measurement support basic network construction and key technol...[Details]

      On the morning of October 20, iQOO brand’s new product iQOO Z5x was officially released and pre-sale started at the same time. 　　As a new product in the iQOO Z5 series family, the official said...[Details]

　　In the 1980s and 1990s, a SIM card was inserted into a mobile phone, allowing people to talk to people thousands of miles away. After the millennium, SIM cards were connected to the Internet, and g...[Details]