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1. Experimental tasks When the switch SP1 is pressed, the AT89S51 microcontroller generates a "ding-dong" sound and outputs it from the P1.0 port to the LM386, which is amplified and sent to the spea...[Details]
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At the meeting between the Chinese and US heads of state held on June 29, President Xi Jinping and US President Trump agreed that China and the United States would restart economic and trade consult...[Details]
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0 Introduction
At present, domestic passenger car drying rooms include fuel oil, gas (natural gas), electric heating, and steam drying rooms. The temperature of the drying room is an impor...[Details]
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1. Before you start coding, you need to have a formal or rough design of the solution you are going to code to implement. Never start coding without any design, unless the code you are writing is no...[Details]
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Synaptics, a leading developer of human-computer interaction solutions, recently announced that its SentryPoint™ Security Suite has added advanced anti-spoofing algorithms. The SentryPoint Security Su...[Details]
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An oscilloscope is an electronic measuring instrument with a wide range of uses. As the saying goes, electricity is invisible and intangible. However, an oscilloscope can help us "see" electrical sig...[Details]
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Abstract: This paper
introduces in detail the method of using VisualDSP development tools to perform C language programming on ADSP21XX; analyzes the structure of its C language runtime library, ...[Details]
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1. Basis for equipment selection
It is currently impossible to count the exact number of natural environmental factors and induced environmental factors existing on the earth's surface an...[Details]
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On the morning of November 5, 2024, Dalian Rongke Energy Storage Group Co., Ltd. held a donation ceremony for the Rongke Energy Storage Education Fund and Yanhui Scholarship at the Sixth Junior High S...[Details]
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Introduction
Among the three basic electrical characteristic test and measurement instruments in the frequency domain, time domain, and impedance domain, the impedance domain test and measurement i...[Details]
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FCKinghoro, a foreign flow expert, once said that flow meters are one of the few types of viscous friction that is more difficult to use than to manufacture, and it can also produce complex flow pheno...[Details]
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The T1 16-bit timer of M16 has a total of 15 working modes, and the other two 8-bit timers (T0/T2) are relatively simple, except that T2 has an asynchronous working mode for RTC applications (overf...[Details]
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During the live-fire shooting of mortars, it is common for mortar shells to misfire. If a mortar shell does not fire, it is strictly forbidden to reload the shell. If it is reloaded, it is easy t...[Details]
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1. Function Implementation This design mainly realizes real-time clock display with adjustable time; real-time temperature display, and has over-limit alarm function, and the output display uses LC...[Details]
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The picture shows some registers in the system control module (SYSCON) of the LPC1114 user manual. Please look at the red box. The address difference is 0x4. Why is there a difference of 4? Many begi...[Details]
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