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1. Circuit Principle This design adopts a non-contact sampling method - capacitance method. It is a liquid level sensor composed of two copper sheets attached to the inside of a transparent organ...[Details]
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Lithium metal battery (LMB) is a new type of lithium-based rechargeable battery made of solid metal instead of lithium ions, and is regarded as one of the most promising high-energy-density rechargea...[Details]
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On our path to zero-emission transportation, hybrid electric vehicles (HEVs) are the natural transition from internal combustion engines (ICEs) to battery electric vehicles (BEVs). This transition ...[Details]
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As shown in the figure, a food station in Zhejiang Province has produced an electronic whip specially used to drive away large numbers of pigs, cattle, sheep, etc. Its principle is to use the back el...[Details]
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Communication rules: 1: Clock 7.3728MHz/Baud rate 9600/9 data bits/odd parity/1 stop bit/hardware multi-machine communication function/ 2: Communication connection uses hardware MAX485, bidirectional...[Details]
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Recently, there was a news report: The first phase of a sodium-nickel battery project that a company has invested in for nearly two years has officially started production. The commissioning of the p...[Details]
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The constant current source circuit uses an operational amplifier and a triode to form a voltage-current conversion circuit. Among them, the main function of OPA211 is to achieve high-precision V/I...[Details]
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The cause of cable failure is breakdown due to insulation degradation. There are many reasons for insulation degradation, so cable faults can be roughly summarized as three types of grounding, shor...[Details]
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1. It is recommended that VDD and GND be implemented by the power layer and ground layer respectively in the printed circuit board. The analog power supply connected to the AVDD and AGND pins should ...[Details]
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(Image source: patentlyapple.com) According to foreign media reports, when it was revealed that Apple was developing semi-autonomous or fully autonomous vehicles, Samsung also revealed that they we...[Details]
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Since the beginning of this year, my country's automotive chip companies have ushered in a capital boom. Recently, automotive chip company Black Sesame Intelligence submitted a listing application ...[Details]
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NXP’s WLAN7207H front-end module combines outstanding Wi-Fi 6 and Bluetooth performance with product design features to enable high-performance smartphones
Shanghai, China – ...[Details]
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What is excitation
Excitation refers to the process of providing current to generate a magnetic field in electromagnetic equipment (such as generators, motors, etc.). Its main function is to m...[Details]
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This electronic clock is controlled by PIC16C55 single-chip microcomputer , which is suitable for timing constant temperature of greenhouse or timing constant pressure control of tap water. The oper...[Details]
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A charge pump is a DC-DC converter that uses so-called "fast" or "pumping" capacitors to store energy. They can increase or decrease the input voltage and can also be used to generate negative volt...[Details]
PCB Design
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