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introduction
Home environment refers to the environment for family reunion, rest, study and housework. The quality of home environment directly affects the morbidity and mortality of ...[Details]
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The vivo X60 and X60 Pro phones were released on December 29, 2020. The X60 is equipped with a Samsung Exynos 1080 chip, a second-generation micro-gimbal camera, and a screen that supports 120Hz...[Details]
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Meizu officially released the Meizu 16s on April 23, but the Meizu 16T and Meizu 16s Plus revealed by Huang Zhang on the forum earlier did not show up. It is reported that the release of Meizu 16s Pl...[Details]
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Figuring out how much capacitor and resistor to add is a challenge.
Here is a quick way to solve this problem.
Figure 1 shows the power stage of a forward converter. The con...[Details]
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This article mainly discusses the characteristics of STM32F103xC, STM32F103xD and STM32F103xE high-capacity enhanced chips:
1) What is a large-capacity chip?
A: Chips with up to 512K bytes of flash...[Details]
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During peak travel periods during holidays, traffic congestion is a problem that cannot be overcome. From popular urban attractions to natural scenic spots in the countryside, from urban roads to hig...[Details]
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On April 14, the State Grid Hunan Electric Power Co., Ltd. held a mobilization meeting for the construction of new infrastructure projects in Changsha, revealing that the company's "new infrastruct...[Details]
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At the end of last month, security researcher @Carl Schou discovered a peculiar bug in Apple iPhone. After connecting to the WiFi with the specific SSID "% p% s% s% s% s% n", the wireless connection ...[Details]
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The light source used in biochemical analyzers generally emits continuous radiation in a wide band. However, in actual measurements, we hope to use narrow-band or monochromatic light. This is becaus...[Details]
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summary
This article combines the charging and discharging characteristics of lithium batteries, introduces and compares three lithium battery power calculation methods in detail: voltage es...[Details]
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In a common dual-tube pulse circuit, one tube is always on and the other is off. However, the complementary tube pulse circuit is different. It has the following characteristics:
(1) Both tube...[Details]
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For a single-chip microcomputer to operate normally, a program must be compiled in advance, and then the program must be placed in the memory, and then executed by the CPU. The program is composed ...[Details]
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1. Infrared receiving principle Bit definition: Pulse position modulation uses the time of "0" and "1" to distinguish. In a short pulse, bit "0" represents 0.56ms + ("1" time) ms, while bit "...[Details]
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With the rapid development and popularization of computers today, it is very common to input, edit and process Chinese characters using computers. In medical electronic products, Chinese characters n...[Details]
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1. Withstand voltage tester
The withstand voltage tester is also called the electrical insulation strength tester or the dielectric strength tester. A specified AC or DC high voltage is appli...[Details]