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1. Use Agilent MSO7104B mixed signal oscilloscope to capture a pulse signal of *100 nanoseconds and *V voltage (each cycle contains 3-5 pulses), press auto scale, select CMOS as the threshold type, an...[Details]
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When SM2..0 is 010, the SLEEP instruction puts the MCU into power-down mode. In this mode, the external crystal stops oscillating, while the external interrupt, two-wire serial address match, and wat...[Details]
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In today's HI-FI audiophile coils, the "quality" and "quantity" of the subwoofer system has become the object of "painstaking efforts" by audiophiles. The so-called subwoofer refers to the range f...[Details]
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1 Introduction DC regulated power supply is a commonly used electronic device that can ensure the output of stable voltage when the grid voltage fluctuates or the load changes. It is widely used ...[Details]
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Frequency resolution refers to the ability of a spectrum analyzer to clearly separate two input sine waves.
The 3dB bandwidth or 6dB bandwidth of the intermediate frequency filter is usually expres...[Details]
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Today, the iQOO Z1, which many people have been looking forward to, has finally been released. This phone not only has powerful performance and supports 5G networks, but also launched a limited editi...[Details]
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Touch screen driver porting process Note: See the frame diagram 1. Add input.c component Device Drivers --- Input device support --- Generic input layer (needed for keyboard, mouse, ...) 2. Add ...[Details]
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In this lecture, we will first give a unified answer to everyone's questions about decoupling issues in power supply design. I hope it will be helpful to you after reading it!
When it comes to DC-D...[Details]
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The power battery is the heart of new energy vehicles, and its performance plays a decisive role in the overall performance of the vehicle. According to domestic media reports, an industry insider ...[Details]
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1. Experimental Setup The experimental devices used in this study are respectively the steam flow metering standard device of condensation weighing method, the gas flow metering standard device of ...[Details]
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With the widespread use of digital products such as mobile phones and laptops, lithium-ion batteries have been widely used in these products due to their excellent performance, and have gradually dev...[Details]
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The sudden outbreak of COVID-19 has hit the world, and the electronic information industry has inevitably been hit hard. As the global epidemic spreads and the world economy is severely impacted, Pre...[Details]
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I used the STM32F10X firmware library and practiced the simplest port application, which seems to be very convenient.
/******************** GPIO application********************
stm32 library file a...[Details]
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This paper uses MSC1210 as the core of measurement, signal processing and communication, and designs a high-precision temperature acquisition system module. The system's measurement channels ...[Details]
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Find X8 Pro will be equipped with the industry's only dual periscope telephoto lens and the first inverted periscope camera.
The Find X8 series is the first to be equipped with AI ...[Details]