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The built-in network card of TQ210 is DM9000AE. u-boot already has the driver of DM9000A. All we need to do is add the driver to our device. 1. Network card startup analysis Find the network card...[Details]
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As an advanced direct digital frequency synthesis technology, DDS technology uses digital control to generate multiple frequencies from a frequency reference source. It has the characteristics of ...[Details]
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1. Use USART to send data When we write microcontroller programs and debug, we often need to use serial port to output information. In this case, we will use printf to print out the information we ...[Details]
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Tesla's dominance in the U.S. electric vehicle market is facing a growing threat as rival Rivian has raised $1.3 billion in funding, bringing its total funding in 2019 to $2.8 billion. Rivian, an A...[Details]
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Thermocouples, Thermoelectric Effect, and Thermoelectric Effect Principles A thermocouple is a sensor that connects one end of two metals of different materials and uses the thermoelectric effect t...[Details]
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According to Cailianshe, an exhaust tank at a factory in Yunnan exploded on January 20. A person close to Defang Nano revealed that the company where the explosion occurred has been confirmed to be Q...[Details]
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1. Overview MM58167B is a real-time clock source in a bus-type microprocessing system. It includes an addressable real-time counter, 56-bit on-chip RAM and two output interrupts. The valid signal o...[Details]
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1. Achieve results Through the I/O port, operate the buttons to make the buttons correspond to the LEDs one by one, so that the light turns on when the button is pressed and turns off when the button...[Details]
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Beijing time, March 16 morning news, it was reported that Apple launched its latest computer Mac Studio last week, and the star of the press conference was the core processor chip. The chip, calle...[Details]
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On February 2, the Management Committee of Jiangsu Zhenjiang National High-tech Zone and Jiangsu Ruicheng Xinke Semiconductor Co., Ltd. held a signing ceremony for the "Monthly Production of 20 Milli...[Details]
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Jiwei.com reported on April 20 that Xiaomi’s official Weibo account announced today that its MIX FOLD violent folding test has exceeded 200,000 times! It has been folded continuously for 89 hours, wh...[Details]
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On August 3, Zhao Bo, Secretary of the Leshan Municipal Party Committee, and his delegation visited Desheng Vanadium Titanium for research. Song Dean, Chairman of the Board of Directors of Desheng ...[Details]
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Just as the cell phone became a handheld computer, headphones became an audio device. From then on, personalized portable small headphones replaced the stereo that took up the entire room. As the use...[Details]
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1) The interrupt vector of the 2000 series DSP can only start from 0000H. So when we debug the program, we need to select DSP as MP (microprocessor mode) and shield the Flash in the chip to avoid re-...[Details]
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Porting (I) ------ Modify Makefile, generate compilation target --- S3C6410
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Usage Environment
PC: Centos5.4
ker...[Details]