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Function name: abs
Function: Find the absolute value of an integer
Header file: math.h
Function prototype: int abs(int i);
Program example:
#include stdio.h
#include math.h
...[Details]
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With the continuous improvement of my country's scientific and technological production level, all walks of life have higher and higher requirements for power supply quality. As a relay protection de...[Details]
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On November 1, the 2023 Open Atomic School Source Tour (Chengdu Station) event, hosted by the Open Atomic Open Source Foundation and hosted by the University of Electronic Science and Technology of C...[Details]
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1. Microcontroller interrupt: I found a picture of the 80C51 microcontroller as follows: Among them, the positions of P3.2 and P3.3, that is, pins 12 and 13, are marked INT0 and INT1, and those two...[Details]
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The island is still warm in winter. In recent days, the windmill forest in the northern waters of Pingtan Island stands proudly in the wind, absorbing wind and spitting out electricity. In Luliao Vill...[Details]
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On October 12, 2022, Dalianda Holdings, a leading semiconductor component distributor committed to the Asia-Pacific market, announced that its subsidiary Pinjia launched an AIoT facial recognition so...[Details]
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Domestic operating systems begin to gain momentum In 2023, domestic manufacturers such as Huawei , Banma, Xiaomi, and NIO will all work hard in the operating system market, launch operating system ...[Details]
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At the State Grid Corporation of China's 2019 mid-year work conference, Kou Wei, chairman of the board and secretary of the party committee, delivered a work report entitled "Taking Responsibility ...[Details]
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The market growth of point-of-care molecular diagnostics (PoC) is driven by the following factors: the high prevalence of infectious diseases; the increasing awareness and acceptance of personalized ...[Details]
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On the morning of April 22, data research firm Counterpoint reported that the second-hand refurbished smartphone market grew by 15% year-on-year in 2021, exceeding the 4.5% growth rate of the ne...[Details]
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For example, cameras installed in the car can be used to determine the position of passengers in the car, so as to deploy airbags in the best way and avoid injuries to passengers. Cameras installed...[Details]
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In an internal memo obtained by MacRumors, Apple notified service providers that it is aware of an issue that may cause "pink squares or pixels" to appear on displays connected to the M1 Mac mini. ...[Details]
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STMicroelectronics announces fourth quarter and full year 2022 financial results and conference call schedule January 10, 2023, China – STMicroelectronics (ST; NYSE: STM), a world-leading semicondu...[Details]
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Startup interrupt vector table ;******************************************************************************* ; ExcepTIon vectors ;******************************************************************...[Details]
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The power factor (PF) of a generator is an indicator that measures the relationship between the generator output power and the apparent power, and its value is between 0 and 1. The power factor has...[Details]
Analogue and Mixed Signal
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