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Oscilloscope measurement method for repairing motherboard (1) Verification of communication signal 1) Verification method: Consider the calibration signal in "probe calibration" as the meas...[Details]
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Recently, Dahua Technology, a leading security company, stated that it does not currently have chip research and development and production business, but it has established an effective management sy...[Details]
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secname is section name, which means segment name. start is the starting address, that is, the runtime address (runtime addr), which is also the relocation address (relocate addr). When the progra...[Details]
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In portable electronic products, touch screens have gradually replaced keyboards as a commonly used human-computer interaction input device for embedded computer systems due to their convenience,...[Details]
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Embedded wireless technology is the combination of an embedded process or system with a wireless communication interface. Embedded wireless systems are enabling a wide range of new industrial, commerc...[Details]
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We all know that data communication is the sending and receiving of digital signals between two communicating entities. Suppose the following data is to be sent: 12, 23, 34, 45, 56, 67, 78, 89. In ord...[Details]
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GM Global Technology Operations LLC and the University of Michigan have been awarded a patent for a free-piston linear generator (FPLA) for use in plug-in hybrid and range-extended electric vehic...[Details]
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1 Introduction The oil electric drive drilling rig is a special drilling equipment that has developed very rapidly in recent years and is widely used in the development of major oil fields at home an...[Details]
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First of all, I would like to state that this program was not written by me. It is a program in Guo Tianxiang's 51 video tutorial. I used it when I started learning about microcontrollers. It is compl...[Details]
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The following error occurs when compiling a project with STVD+COSMIC (loading someone else's project): #error clnk Debugdemo.lkf:47 can't openfile crtsi0.sm8 #error clnk Debugdemo.lkf:60 can't openfi...[Details]
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In order to more accurately calculate the device power and other electrical parameters based on the measurement results, in many measurement tasks, it is necessary to accurately measure the voltage an...[Details]
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Modulation
and demodulation
of wireless signals
is
one of the core technologies of
wireless communication
. When the communication standard changes, the modulation and demodulation me...[Details]
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Basic principles of optical head
The optical head
is one of the most important components of the DVD system. Its basic principle diagram is as follows:
Sch...[Details]
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In order to further improve the company's product quality, strengthen quality awareness, enhance the quality management system capabilities, and enhance the company's product market competitiveness...[Details]
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The so-called selective emitter (SE-selective emitter) crystalline silicon solar cell is heavily doped at the contact part between the metal grid line (electrode) and the silicon wafer, and lightly...[Details]