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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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The development of inverter technology is a requirement for solar energy applications. This article introduces the principles and architecture of solar inverters, focusing on IGBT and MOSFET techno...[Details]
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Xinhua News Agency, Guangzhou, February 20 (Reporter Wu Tao) Nearly 100 construction workers are busy working at the Longmen Converter Station project site in Tuhu Village, Longtan Town, Longmen Co...[Details]
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As an essential component of modern automobiles, wiring harnesses containing thousands of assembled components connect various electronic systems, enabling them to work together. A single fault in ...[Details]
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Recently, while learning about 51 single-chip microcomputers, I found a creative way to light up the running lights. Here is the source code: #include reg52.h sbit LED0 = P0^0; sbit LED1 = P0^1; s...[Details]
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1. The inverter screen does not display
Fault analysis: There is no DC input, the inverter LCD is powered by DC.
Possible causes:
(1) The component voltage is not enough....[Details]
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In the past few years, thanks to the promotion of major manufacturers, the entire mobile Internet industry has made great progress. It has also driven the development of wireless technology, and new t...[Details]
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Friends who have been playing with microcontrollers for a long time know that program running bugs are inevitable, and the repetitive debugging process is always painful. If you are not very familiar...[Details]
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Hunan Zhongke Electric Co., Ltd. held the seventh meeting of the fifth board of directors on October 27, 2021, and reviewed and approved the "Proposal on the Company's Proposed Joint Venture Agreem...[Details]
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The RWW feature allows the user to write to the DATA area while executing a program and reading program memory, so the execution time is optimized. The opposite operation is not allowed: you cannot r...[Details]
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1. LEDs used in backlight modules have the advantage of saving power
LED is used as a light source in the backlight module to replace the traditional cold cathode fluorescent lamp (CCFL). It i...[Details]
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It can be clearly seen from the figure that the external display screen of the money counter is mainly composed of the AT89C2051 single-chip microcomputer produced by Atmel, three seven-segment comm...[Details]
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Continental will present its new Integrated Interior Platform (IIP) at the 2019 Frankfurt International Motor Show (12-22 September). As a high-performance computer, this comprehensive hardware and...[Details]
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To understand the triggering of an oscilloscope, we must first understand the role of the triggering of an oscilloscope. Let's look at the current state of the oscilloscope in operation. The oscillos...[Details]
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1. The size of the phosphor particles
If the particle size is relatively large, it will directly reduce the light intensity and the difficulty of dispensing (easy to precipitate). Judging from ...[Details]
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