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Competition in the mobile phone industry is fierce, and all major manufacturers want to take the lead in the market and gain more market share. This is true for mobile phones, and it is also true for...[Details]
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Lithium batteries give electric cars a range of hundreds of miles, and their ability to store energy is well known, but so is the risk of fire, a phenomenon battery professionals call "thermal ...[Details]
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Ternary polymer lithium battery refers to a lithium battery whose positive electrode material uses lithium nickel cobalt manganese or nickel cobalt aluminum lithium ternary positive electrode materi...[Details]
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Along with improvements in brightness and efficiency, extended lifetime has become one of the main factors driving the rapid development of solid-state lighting designs based on high-brightness light-...[Details]
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The interface board is the bridge and link between energy data collection and computer. Its functions include: pre-processing the collected data, selecting data channels, connecting to computers, and ...[Details]
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1 Introduction The unidirectional diameter gauge is a high-precision non-contact outer diameter measuring device designed based on the principle of photoelectric measurement. It is mainly installed i...[Details]
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Recently, the first B-sample battery pack of the PP23 project of the R&D Institute was successfully trial-produced and rolled off the production line, 5 days ahead of schedule, which strongly suppo...[Details]
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1 Introduction
Generally speaking, temperature measurement methods can be divided into contact and non-contact. Contact temperature measurement can only measure the temperature after the objec...[Details]
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The main flow of the program is shown in Figure 1.
Figure 1 The main flow of the program
The program is divided into two main parts: one part constantly monitors whether there are any k...[Details]
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With the development of mobile computing technology and wireless communication technology, micro mobile terminal devices are increasingly used in the fields of mobile data collection, transmission,...[Details]
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AD conversion is analog-to-digital conversion. As the name implies, it converts analog signals into digital signals. It mainly includes integral type, successive approximation type, parallel comparis...[Details]
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Abstract: Compared with the traditional two-stage PFC converter, the single-stage PFC AC-DC converter only uses one switch and one controller. The application of single-stage PFC technology in low-...[Details]
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To set the system to work in svc privileged mode, we know from the previous learning that this requires setting the CPSR program status register.
In the ARM Architecture Reference Manual.pdf d...[Details]
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The circuit shown in Figure 12.9.1 can be used to listen to the radio, enjoy music, and bring good news to insomniacs. When receiving the radio, it has a high sensitivity and selectivity. If it is pl...[Details]
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ADS7864 is a 12-bit 6-channel A/D converter developed by Burr-Brown. This paper introduces the working principle, internal structure, working mode and programming points of ADS7864. An application ex...[Details]