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Speaking of home projectors, traditional mercury lamps have occupied most of the market for many years. In recent years, in addition to the original traditional mercury lamps, many products have also...[Details]
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In this section, you will learn: Analysis of OOS sound card system in Linux Modify the control part of s3c2410-uda1341.c and transplant the wm8976 sound card Play MP3 using madplay app Common Engli...[Details]
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The magnetic flap level gauge is a very common instrument for measuring the liquid level in tanks and boilers. If the magnetic flap level gauge is only used as a field display, it does not require any...[Details]
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The Importance of X10 Oscilloscope Probes
Perhaps you've experienced this: You build a simple digital circuit, like a traveling wave counter, using flip-flops, and it seems to work OK. Bu...[Details]
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(Image source: NVIDIA official website) According to foreign media reports, before a car goes on the road, the first basic ability it needs to have is to judge the distance between the car and a...[Details]
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"I was on the high-speed train and the female attendant took a secret photo of me. Is it because I'm handsome?" Recently, a high-speed rail passenger discovered that a female train attendant...[Details]
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32-bit MCUs have occupied most of the market share. With the development of MCU technology, 32-bit MCUs have gradually become the mainstream of MCUs with their superior performance advantages. This ar...[Details]
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According to the German publication WindowsUnited, the US company 3M has asked German distributors to stop selling adhesive products to Huawei and its partners. The report pointed out that usually la...[Details]
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The following is the circuit diagram:
The keyboard scanning function of the 51 single-chip microcomputer + 8255 chip only does simple input and output, and uses the P1 port to control the light-...[Details]
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From September 24 to 26, the "2024 China Automotive Supply Chain Conference and the 3rd China Intelligent Connected
New Energy Vehicle
Ecological Conference" was held in Wuhan. This confere...[Details]
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Core Power Cloud Roadshow was established by Jiwei.com specifically to address the difficulties in semiconductor investment and financing during the epidemic. It has become the most influential onlin...[Details]
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Heart sound identification refers to a technology that uses human heart sound signals for identity identification. Heart sound is a reflection of the mechanical movement of the heart and cardiovascul...[Details]
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1. Contactless card reading principle This series of articles mainly discusses ID cards in the 125KHz frequency band. IC cards in the 13.5MHz frequency band are not within the scope of this article. ...[Details]
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Inverter power supplies are widely used, especially precision instruments have higher requirements for inverter power supply performance. A good inverter power supply not only requires stable ope...[Details]
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With the rapid development of long-distance radio frequency identification (RFID) technology in the 860 MHz to 960 MHz (UHF) frequency band, UHF frequency band readers have been widely used in the fi...[Details]