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Abstract:
This paper introduces a simple method to implement multitasking mechanism in MCS51 single-chip microcomputer program, and gives source code and an application example. Real-time tas...[Details]
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(Reporter Ma Jia) On April 14, State Grid Corporation of China held a video conference to start the construction of new energy vehicle charging facilities projects in 2020, to thoroughly implement ...[Details]
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When personal computers entered the multimedia field, it seemed destined to be a path of no return. As the concept of computer leisure and entertainment develops rapidly, are you mentally prepared ...[Details]
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Modern communication systems and test equipment often need to digitize analog signals as quickly as possible so that signal processing can be completed in the digital domain. However, designing trans...[Details]
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In the past two years, the domestic semiconductor industry has achieved unprecedented rapid development, with a large number of wafer fabs set up in China, and domestic material and equipment manufac...[Details]
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According to foreign media reports, Ford Motor Company has obtained a patent for a new automatic charging system. The patent application was submitted on September 10, 2020, published on Septemb...[Details]
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In the HDMI2.1 source test, the oscilloscope simulates the behavior of the sink and provides the termination resistance and termination voltage. The EDID simulator simulates the EDID of the sink and ...[Details]
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High-voltage soft start cabinet is a device used for high-voltage motor starting. Its main function is to reduce the current impact when the motor starts and extend the service life of the motor. T...[Details]
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The Chinese version of the first-generation Sony Xperia 5 has now received a system update to Android 11. Sony Xperia 5 users can check for Android 11 system updates themselves or get the full packag...[Details]
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Recently, when I was making a microcontroller perpetual calendar, I needed to use the LCD-TFT LCD screen driver, so I checked the information on the Internet. Although I found a lot of information, m...[Details]
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The Nokia 9.3 PureView 5G will be equipped with Qualcomm Snapdragon 865 flagship platform, and the next-generation Qualcomm Snapdragon 875 chip is expected to be released in early December. The...[Details]
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Electromagnetism, one of the concepts in physics, is a general term for the electrical and magnetic properties of matter. Such as electromagnetic induction, magnetic wave drag, etc. Electromagnetis...[Details]
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在金融风险日益加剧的今天，企业拥有现金数量多少的重要性更为显著，"现金至上"比任何时候都备受推崇。 Cash is the basic driving force for the advancement of enterprises. Cash can be divided into broad and narrow senses. The cash mentioned in this arti...[Details]
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The water and alcohol wear tester for markings is suitable for testing the solubility resistance of key surfaces, plastic shells, and coatings. It is commonly used in electronics, machinery, furnitur...[Details]
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/********************
A/DD/A conversion
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#include reg52.h
#define uint unsigned int
#define uchar unsigned char
#define PCF8591 0x90 // PCF8591 address
sbit sda=P2...[Details]
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