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Over the past few years, the number of portable devices such as laptops, mobile phones, and multimedia players has grown significantly. These devices with more features and functions require more powe...[Details]
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According to multiple domestic media reports, NVIDIA has postponed the release of a new artificial intelligence chip for China. This chip is H20 and will be postponed to the first quarter of next yea...[Details]
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Is stereo two-channel?
Yes, stereo refers to the technology of using two independent channels, corresponding to the left and right speakers, to achieve the spatial stereo effect of music or so...[Details]
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A few days ago, I was writing a program and encountered a problem. The baud rate commonly used by the 51 microcontroller is 9600, but the baud rate of the module used is 115200. The program was writt...[Details]
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0 Introduction
Electrolytic capacitors are a type of capacitor, with metal foil as the positive electrode, the metal oxide film in close contact with the positive electrode as the dielectric, ...[Details]
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Use T0 of 2051 to generate dual PWM signals to drive L293D or L298N to adjust the speed of the DC motor. The program has been debugged.
/* =======DC motor PWM speed control program======== */
/* Th...[Details]
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When I was chatting with someone, I encountered a problem, the problem of microcontroller reset, which is really very profound. Because it is not mentioned in general books, I looked it up on the Inte...[Details]
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1. Button Introduction A touch switch is an electronic switch. Use: Press the switch button to connect the circuit, release it, and the switch will be disconnected 2. Working principle of indepen...[Details]
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Do symbols help or hinder us in thinking about design? Symbols are important, but what if one symbol can mean multiple things? As we will see, this can cause problems. In the analog world, the tr...[Details]
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Solar power is becoming a viable alternative energy source as energy costs continue to rise. Germany was the world's largest solar market until 2007, driven by government legislation that actively ...[Details]
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In the previous lesson Source Files (.c/.h/.s), Pi Ziheng systematically introduced source files to everyone. Source files are typical input files in embedded projects. So are there other types of ...[Details]
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Overview:
This paper introduces a method of realizing multi-level Chinese menu operation by paging principle based on the YM12864 LCD display which is widely used and controlled by AT89C51 single chi...[Details]
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On the morning of October 14, Luo Guodong, deputy secretary of the county party committee and county magistrate, led a team to Beijing Green Vanadium New Energy Technology Co., Ltd. for docking and ex...[Details]
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if(testaa++ 5) Figure 1 if(testaa++ 5) disassembly In Figure 1, the value of testaa is first stored in the R7 register, and then testaa++ is performed; the data in R7 is subtracted from 5, and th...[Details]
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210 startup process:
Although there is a distinction between BL1 and BL2 in 2440 and 6410, the same is true for 210:
...[Details]