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This article aims to explore several areas where audio quality can be improved in mobile phones and portable audio systems, many of which use a processor with built-in analog audio outputs. Le...[Details]
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This article briefly discusses the technical status, industrial structure and application prospects of face recognition, providing some reference for industry professionals. Face recognition is a t...[Details]
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Lithium iron phosphate has a low diffusion coefficient of lithium ions and poor conductivity. The current practice is to make its particles smaller, even nano-scale, and increase its charging and dis...[Details]
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Today, traditional analog oscilloscopes have gradually faded out of people's sight. Digital oscilloscopes have almost replaced analog oscilloscopes and become the most commonly used instrument for cir...[Details]
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Xiaomi Mi Mix FOLD foldable screen phone has been officially launched, with sales exceeding RMB 400 million in the first minute of sales across all channels. Recently, Xiaomi has launched the MI...[Details]
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Abstract: A new sine wave inverter based on sliding mode control is proposed. The inverter adopts two sets of symmetrical Buck circuits and takes advantage of the insensitivity and robustness of sl...[Details]
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The move to cobalt-free batteries is its most significant move yet, with the company betting big on rechargeable battery technology that doesn't use cobalt. Why don’t everyone drive electric cars? ...[Details]
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As the market demand for outdoor advertising continues to increase, the application scale of outdoor LED display screens is expanding rapidly. Faced with the complex brands of products on the mar...[Details]
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1 Background NFC has the characteristics of two-way connection and identification, operates in the 13.56MHz frequency range, and has an operating distance of nearly 10 cm. NFC technology promotes sta...[Details]
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Abstract: This article introduces the high-end DSP controller ADMC401 for motor control launched by American Analog Devices Company, analyzes its structure and control peripherals in detail, and...[Details]
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On December 24, Counterpoint released a report announcing the top ten best-selling smartphones in the world in Q3 2019. Among them, iPhone XR ranked first, occupying 3% of the market share. This ...[Details]
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According to previous reports, Qualcomm will officially release the new generation flagship mobile platform "Snapdragon 8 gen1" in early December. This is also Qualcomm's first 4nm chip and is ...[Details]
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In order to deepen the understanding of 51 single-chip microcomputer instructions for beginners, the process of instruction execution is now described in detail here, hoping to inspire you! The pr...[Details]
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13.C and assembly call each other
Create light.c:
Modify start.S:
Modify Makefile: add light.o
Finally, make succeeded and burning was successful.
Sim...[Details]
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Statistics from the Industrial Technology Research Institute (ITRI) in Taiwan show that the output value of Taiwan's semiconductor industry exceeded NT$4 trillion for the first time in 2021, reaching...[Details]