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#include reg51.h #include intrins.h #include math.h #include stdio.h #define LCD_DB P0 sbit LCD_RS=P2^0; sbit LCD_RW=P2^1; sbit LCD_E=P2^2; sbit beep = P1^7; sbit key1 = P3^...[Details]
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On July 21, South Korea's Ministry of Trade, Industry and Energy (MOTIE) announced that its power semiconductor commercialization project, which began in 2017, has brought in sales of 39 billion won ...[Details]
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1. Introduction
Bluetooth technology is a technology that solves short-range wireless communication. Its advantage is that it can get rid of the constraints of cable connections betwee...[Details]
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In C language, the function parameter can be an array
u8 num ;
void f(u8 a )
{
a = 1;
a = 2;
}
In fact, the array is the address, and each array is an address. So, when the function pa...[Details]
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Few people know that all the clocks in the world are adjusted according to the oscillation of electrons in cesium 133 atoms, the only stable isotope of cesium metal. Since Einstein proved in 1967 tha...[Details]
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ATmega16 controls MAX7219 to drive digital tubes, and provides source code, schematics, welding diagrams, etc. See the end of the article for links. Schematic Source code MAX7219.H /*********...[Details]
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Significantly improve the team efficiency of semiconductor device modeling engineers and increase the automation of the entire design and development workflow
August 30, 2022, Beijing -
Ke...[Details]
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introduction
The power-off delay type meets its control requirements due to its working state (no external working power supply is required during the delay process) and the control contact's ...[Details]
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1) The role of h files
1. Convenient development: Contains common constants, structures, type definitions, functions, and variable declarations required by some files;
2. Provide interfaces: For a...[Details]
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According to a new tweet from whistleblower @L0vetodream, Apple's rumored AirTags Bluetooth tracking device may be released soon, with two size options available. The whistleblower tweeted in a cry...[Details]
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Recently, the Fengdeng Environmental Protection user side storage project was successfully connected to the grid and generated electricity. It is the first side-distribution energy storage demonstr...[Details]
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Tektronix oscilloscope is an important member of electronic measuring instruments. We can use the oscilloscope to observe the waveform curves of various signal amplitudes changing with time. At the s...[Details]
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At a time when the new energy market is booming, whoever owns power battery resources is not only the darling of capital, but also the object of competition and cooperation among automobile companies...[Details]
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Recently, Zeng Yuqun, chairman of CATL, once again sparked discussions about cobalt-free batteries by saying that "cobalt-free batteries are being developed". It has also been reported that Tesla pla...[Details]
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1 Introduction
In the production and development of light weapons, the quality assessment of projectiles requires testing the projectile velocity and measuring the dispersion of projectiles on ...[Details]