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The music program is being written, but the effect has not been very good so I am revising it. I will write the beeper program first and then add the music program when I have time.
program:
//Suit...[Details]
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0 Introduction
In recent years, with the popularization of DSP technology and the emergence of high-performance DSP chips, DSP has been increasingly accepted by engineers and widely used i...[Details]
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In the tug-of-war with counterfeit money technology, in order to protect the interests and property of consumers to the greatest extent, the counterfeit detection ability of the banknote detector n...[Details]
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/
*
=
...
===================================================================================================*/
#include string.h
#include stdio.h
/*======================...[Details]
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Italian manufacturer Elettronica Santerno has supplied 20 Sunway inverters to China Guodian Corporation for a 200MW PV power plant in China’s Qinghai province.
The installed capacity is 20MW a...[Details]
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1 Introduction
The parallel mechanism is a closed-loop mechanical system composed of multiple parallel chains. Compared with the serial mechanism, since its driving device is installed in a fi...[Details]
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On July 30, New H3C Group, a subsidiary of Tsinghua Unigroup, officially announced the start of mass production of its independently developed high-end programmable network processor chip, the ZhiQin...[Details]
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Introduction
The panel largely determines the brightness, contrast, color, viewing angle and many other effects of the display device. The same is true for TV products. The two major camps of LCD a...[Details]
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Naiwei Technology announced that in order to further improve the company's industrial layout in the fields of avionics, professional communications and navigation, expand the company's related busine...[Details]
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In many situations, it's important to know how much force one object is exerting on another. We've designed a small, thin sticker to measure and transmit this type of data without the need for wire...[Details]
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Fatal error Cp001: Copy protection check, no valid license was found for this product. This indicates that when installing the software, the serial password of the cracked software was not all capit...[Details]
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According to DRAMeXchange, a memory storage research company of TrendForce, the contract price of DRAM in August this year was the same as that of the previous month, and the average price of DDR4 8G...[Details]
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USB has been around for more than a decade since it was introduced in 1996. The earliest USB 1.0 had a speed of only 1.5Mbps, and it was upgraded to USB 1.1 two years later, with a speed greatly incre...[Details]
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introduction
In recent years, with the continuous development of the automobile industry and the electronics industry, automobile steer-by-wire technology has become a hot topic of research, an...[Details]
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Smart cars refer to intelligent transportation tools that integrate various advanced technologies. They not only have driving assistance and automatic driving functions, but also can realize multip...[Details]
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