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#include reg52.h #include intrins.h #define uchar unsigned char #define uint unsigned int sbit P2_6=P2^6; //digital tube bit select 74HC573 latch end sbit P2_7=P2^7; //Digital segment selects 74HC5...[Details]
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In recent days, the popularity of facial recognition and payment security has remained high, spreading from abroad to China. "Many people use photos of Jack Ma to try facial recognition machines, but...[Details]
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1. Experimental Purpose
1. Deepen the understanding of the relationship between voltage and potential and the relativity of potential.
2. Understand the external characteristics and test ...[Details]
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In practical applications, it is often necessary to output voltage, current and other signals. Especially in the industrial control industry, 4-20mA conversion is often used. If the AD421 chip is u...[Details]
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1. Measurement of DC voltage, such as battery, Walkman power supply, etc. First, insert the black test lead into the "com" hole and the red test lead into the "V Ω". Select the range larger than the e...[Details]
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1. Design concept:
The focus is on solving the pain points that the employment of small and medium-sized factories is becoming increasingly difficult (unwilling to enter small and medi...[Details]
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The widespread use of electronic devices in automobiles is considered a revolution in the development of automobile technology. With the development of automotive electronic technology and the incr...[Details]
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Sometimes I receive inquiries from some friends: Can I learn microcontroller with zero foundation? This sentence sounds quite funny. Who hasn’t started learning from scratch? This is not like the ric...[Details]
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The power monitoring system, also known as the power SCADA (Supervisory Control And Data Acquisition) system or telecontrol system, is developed based on the demand for remote status monitoring, data ...[Details]
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In order to make the product run perfectly, all innovative products are constantly improving their performance and functions through technology and processes as much as possible, from new materials t...[Details]
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The system clock configuration and serial port configuration of TQ210 are very simple. This article starts with the system clock configuration of TQ210.
The clock configuration of TQ210 is similar to...[Details]
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According to the measurement principle, there are generally the following types: 1. Magnetic thickness measurement method: Applicable to the measurement of the thickness of non-magnetic layers on mag...[Details]
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The differential is a mechanical device used in automobiles. Through the use of the differential device, the two wheels on the drive shaft can rotate at different speeds. The main function of the d...[Details]
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When you write a driver, have you noticed that when we write the driver incorrectly and the kernel crashes, a lot of error messages will be printed.
If we go back to our program and ...[Details]
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Nowadays, the automotive industry has higher and higher requirements for reliability and safety. In the process of application of in-vehicle Ethernet, in order to ensure its reliability and safety,...[Details]