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This application note describes the design of an interface to a single ended FM IF 183.6MHz filter. A passive LC network, balun, is used to provide the required balanced to unbalanced interface. Th...[Details]
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Matrix keyboard identification method The matrix keyboard consists of 4 rows and 4 columns with a total of 16 keys. Column scanning and row scanning can be used to determine which key on the matrix...[Details]
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01Towards green growth and innovation, Huantai is a pioneer in the carbon road of power energy. In September, the autumn in Samarkand, Uzbekistan was strong and the wind was blowing. At the constructi...[Details]
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1. Experimental task: When the switch SP1 is pressed, the AT89S51 microcontroller generates a "ding-dong" sound which is output from the P1.0 port to the LM386 and then sent to the speaker after am...[Details]
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The Automatic Identification System (AIS) was born in the 1990s. It is a new multidisciplinary high-tech navigation aid and safety information system that integrates communications, networks and in...[Details]
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On May 22, 2024, the 2024 Sixth Intelligent Driving Map and Positioning Conference, co-organized by Gasgoo and the National Key Laboratory of Surveying, Mapping and Remote Sensing Information Engin...[Details]
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When it comes to DC-DC conversion (and noise immunity), the discussion generally involves various devices such as linear regulators and switching regulators in various system configurations. Design...[Details]
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1 Introduction With the widespread application of lithium-ion batteries, their safety issues have received increasing attention. Real-time detection of lithium-ion battery parameters can effectively ...[Details]
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The deflection system of the oscilloscope is mostly of electrostatic deflection type, which consists of two pairs of mutually perpendicular parallel metal plates, called horizontal deflection plates a...[Details]
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The near-infrared spectrum (1) refers to a section of the electromagnetic spectrum between the visible spectrum and the mid-infrared spectrum, that is, the light region between 780-2526nm. Near-infr...[Details]
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On April 15, the Honor 30 series mobile phone new product launch conference and Honor 2020 Spring and Summer Show were held. For the first time, the Honor digital series flagships were re-launched wi...[Details]
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Lianchuang Electronics stated on the interactive platform that through two and a half years of strong investment in product research and development, production organization, marketing and service, J...[Details]
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Since the physical structure design is very important for many of these applications, the RGB ambient light sensor needs to be small and accurate. If the device side length is less than 2 mm,...[Details]
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The action mode of the components (devices) in the circuit belongs to the circuit of linear change. Usually the emphasis is on issues such as amplification, signal-to-noise ratio, and ope...[Details]
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Intelligent driving development trend
Autonomous driving technology is divided into multiple levels, and different organizations have proposed multiple grading standards. Currently, the two co...[Details]
Analog electronics
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