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Abstract: This paper gives a method to expand the parallel port when the TMS320C30/PLD system and PC104 perform two-way communication through the standard parallel interface. The block diagram of...[Details]
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Pulse transformers can also be called switching transformers, or simply high-frequency transformers. In traditional high-frequency transformer design, due to the limitations of the core material, i...[Details]
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1 Overview The sleep timer is used to set the period between when the system enters and exits low power sleep mode. The sleep timer is also used to maintain the timing of Timer 2 when entering low ...[Details]
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Applying kernel space memory from a user perspective // https://blog.csdn.net/u011011827/article/details/117335579 level 1 api level1 phy mem api : get_page_from_freelist add_to_free_list ...[Details]
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With the rapid development of China's urbanization and the continuous advancement of the "coal-to-gas" project, a wave of new incremental demands have emerged in the gas meter industry. At the same t...[Details]
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With the continuous innovation and breakthrough of science and technology, the original business forms of various industries are undergoing earth-sharing changes. From the "Internet +", "sharing econ...[Details]
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Among variable area capacitive sensors, the flat plate structure is particularly sensitive to the change of the pole distance, which affects the measurement accuracy. The cylindrical structure is less...[Details]
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A hollow float is placed in the liquid. When the liquid level changes, the float will produce the same displacement as the liquid level change. The displacement of the float can be measured mechanica...[Details]
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The AC/DC voltage divider is a special instrument for field measurement. It can measure both DC high voltage and AC high voltage. The whole device consists of two parts: the voltage divider and th...[Details]
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At present, most of the high-pressure injection water metering in the high-pressure injection system of oil fields is dry-type high-pressure water meter. The dry-type water meter has the characteristi...[Details]
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Noise is an unwanted signal. In communication systems, noise affects the performance of transmitters and receivers. It reduces the modulation quality of transmitters and the sensitivity of receivers....[Details]
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Abstract:
In order to realize the bidirectional data communication and synchronization between two TMS320F2812 DSPs, the hardware circuit design and software protocol implementation scheme of...[Details]
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Not long ago, LG, a veteran Korean mobile phone manufacturer, officially withdrew from the mobile phone market. There are reports that Apple is considering cooperating with LG to allow LG to sell pro...[Details]
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The sudden outbreak of pneumonia caused by the new coronavirus at the end of last year has touched the hearts of the Chinese people. All sectors of society have extended a helping hand and actively p...[Details]
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According to foreign media reports, the U.S. Department of Energy's Argonne National Laboratory has developed a new design that can significantly improve the performance of lithium-ion batteries an...[Details]