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Recently, I found that the computer case had signs of leakage, so I used a test pen to test the computer case. I found that the front panel and side panels of the case were normal. However, when I to...[Details]
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According to data from the China Industrial Research Institute and the National Bureau of Statistics of China, by the end of 2019, the number of elevators in China had reached 7.451 million. Such a l...[Details]
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Clock classification The clock of stm32f4 has many branches, mainly divided into the main system clock and some peripheral clocks. The main system clock is divided by AHB, and the HCLK to AHB bus cor...[Details]
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In the power system, whether the neutral point of the generator and transformer is grounded or not involves multiple aspects such as technology, economy, and safety, and is a comprehensive issue. T...[Details]
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Since the beginning of this year, Chengde Vanadium Titanium Company has insisted on taking benefits as the center, focusing on reducing costs and expenses, continuously deepening labor competition, fu...[Details]
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Multilayer ceramic (MLC) capacitors have become extremely popular in power electronics due to their small size, low equivalent series resistance (ESR), low cost, high reliability, and high ripple...[Details]
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In the design of electronic systems, in order to avoid detours and save time, the requirements for anti-interference should be fully considered and met, and anti-interference remedial measures should...[Details]
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The development of the intelligent assisted driving industry has ushered in the second half of the ninth round. At this stage, conquering urban scenes has become the only way for the evolution of aut...[Details]
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For a large number of system manufacturers such as automobiles, communications, and test and measurement equipment, the development of technology has brought about a significant improvement in termin...[Details]
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1. Do not use bipolar power devices Doug Bailey pointed out that since bipolar power devices are cheaper than MOSFETs, generally about 2 cents each, some designers use bipolar power devices to ...[Details]
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1. Introduction
Bucket wheel stacker reclaimer is a large bulk material handling machine, widely used in ports, mines, steel mills, power plants and other bulk materials such as ore, coal, san...[Details]
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Recently, I want to write a simple operating system on Cortex-M3, and I plan to use IAR. In order to write the startup code well, I spent some time to understand what IAR does before main(). First,...[Details]
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GAC Aion sold 20,300 vehicles, a year-on-year increase of 189%; Xpeng Motors delivered 15,400 vehicles, a year-on-year increase of 202%; Li Auto delivered 11,000 vehicles, a year-on-year increase of ...[Details]
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Most high-precision analog-to-digital converters (ADCs) do not have high-impedance inputs. The input signal is connected directly to a sampling capacitor through a switch. This load presents some i...[Details]
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CAN bus (Controller Area Network) is a fieldbus communication protocol used in the automotive and industrial automation fields. It has high reliability, real-time and flexibility, and is widely use...[Details]
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