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LED lighting has quietly emerged in recent years, but do you know LED? Let's learn about LED today.
LED composition
LED (Light Emitting Diode) is mainly composed of five materials: bracket, silve...[Details]
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Article 1: If the crystal oscillator of the microcontroller you choose is certain, for example, 12MHZ, the machine cycle is 1us, which means a count is generated every 1us. Take 50ms as an example, t...[Details]
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Debugging is to see data changes Replenish "Options — c/c++ compiler— Optimization — Level" option in IAR: The default value of Level is Low. When I set Level to None, that is, when no optimiz...[Details]
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At the end of the U-Boot-2009-03 porting notes, we found the U-boot startup code in cpu/arm920t/start.S, which is a piece of assembly code. Our porting work starts here.
We locate the re...[Details]
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A brief discussion on the important role of coal seam water injection in controlling underground coal mine disasters
Abstract: This paper systematically analyzes the drilling arrangement o...[Details]
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The milling machine is a CNC milling machine that uses a small tool and a high-power high-speed spindle motor. It can not only process small materials with a small tool, but also mill large workpie...[Details]
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The history of network analyzers was almost entirely created by HP.
In 1950, HP produced the 805A, a coaxial bridge operating at VHF (30MHz~300MHz), which for the first time provided a visual re...[Details]
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Researchers from Shantou University and Beijing Institute of Technology have developed a new type of nickel-based foam designed to alleviate the shuttling effect, volume expansion a...[Details]
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This article mainly introduces the self-increment function of the digital tube display based on the MCS-51 single-chip microcomputer, which displays from 1 to 999. The following is the hardware cir...[Details]
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1 Overall design
The remote robot control system consists of three parts: robot intelligent control module, robot monitoring module, and remote control module. Its working process is that the r...[Details]
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On the morning of September 24, the China (Beijing) Pilot Free Trade Zone was officially unveiled. It is understood that the implementation scope of the Beijing Free Trade Zone is 119.68 square kilom...[Details]
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On May 14, the cover of Nature introduced the results of the LiDAR work. According to Jiwei.com, one of the important contributors to the results, Liu Junqiu, is an alumnus of the 2008 Junior Class o...[Details]
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I have studied FAT32 carefully these days and found that it involves big-endian and little-endian alignment, which is quite interesting. Let me briefly summarize it here. First of all, MSP430 ...[Details]
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Let’s talk about the requirements first. I want to measure a small signal and want to know the peak value, length, etc. of the signal. Then I built an amplifier circuit and copied it. I first measu...[Details]
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In the face of new changes in the energy supply and demand structure and new trends in international energy development, how can energy storage play a key supporting role in accelerating the construct...[Details]