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The process of configuring the arm linux Qt development environment is relatively complicated, so it is necessary to record the steps. Version: Ubuntu10.04 LTS / Qt SDK 4.7.3 / arm-linux-gcc 4.4.3 ...[Details]
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Earlier this month, the US government announced that it would impose a 5% tariff on $300 billion worth of Chinese goods. As the day of the tariff increase draws closer, American companies can’t sit s...[Details]
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As the core energy storage unit of electric vehicles, the performance and life of power battery packs have an important impact on the driving range, charging speed and safety of electric vehicles. ...[Details]
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FFT is a fast algorithm for discrete Fourier transform, which can transform a signal
into the frequency domain. Some signals are difficult to see any characteristics in the time domain, but if
they ...[Details]
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introduction If you connect a desktop PC to industrial or medical equipment with a standard USB (Universal Serial Bus) cable, you may have learned an expensive lesson right away. The PC and the conn...[Details]
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For RF engineers, a basic and indispensable measurement tool is used at every stage of their product life cycle: a spectrum analyzer or signal analyzer. The key indicators of the instrument, such as ...[Details]
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1. Install minicom
sudo apt-get install minicom
Second, configure minicom
1. Run minicom
sudo minicom
2. Press Ctrl + a, release, and then press o. The configuration ...[Details]
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On August 19, BDStar released its semi-annual report stating that the net profit attributable to the parent company's owners in the first half of the year was 112 million yuan, a year-on-year increas...[Details]
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The impedance and loss of PCB are crucial for the transmission of high-speed signals, involving a series of factors mentioned above. In order to analyze such a complex transmission channel, we can ...[Details]
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Researchers at Karlsruhe Institute of Technology (KIT) and partner institutions have studied structural changes during the synthesis of cathode materials for future high-energy lithium-ion batteries ...[Details]
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In recent years, especially with the continuous development of industrial automation, more and more industrial equipment has begun to use PLC for control, and variable frequency speed regulation de...[Details]
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Some speaker units have no markings or are factory-defective with the positive and negative poles connected correctly. You can use a multimeter to determine the positive and negative poles. Set the ...[Details]
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On the afternoon of July 20, the latest research report released by Strategy Analytics pointed out that sales of smartphones through online retail channels will account for 28% of the total glo...[Details]
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On December 24, with the successful power supply and operation of two charging piles at the Hongbei gas station, Nanchang Gas officially entered the new "gas filling + charging" mode.
On the b...[Details]
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Preface This is a new picture of development that is a mixture of the old and the new, and a transformation of kinetic energy. In the tall red brick factory building with a sense of age, red hot molte...[Details]
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