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1 Working Principle
This system makes full use of the control and computing capabilities of the 89C51 single-chip microcomputer and adopts the MCS-51 assembly language to design a microwave pu...[Details]
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Learned how to use the EEPROM inside AVR.
The internal flash stores the programmed program.
The internal EEPROM can save data and retain it even after power failure.
The internal SRAM can save va...[Details]
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Hardware Connection: Code: #include reg52.h #define uchar unsigned char #define uint unsigned int sbit k3 = P3^4; sbit k4 = P3^5; uchar code DSY_CODE = { 0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x8...[Details]
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QW2889F is a special chip for emergency detection and control. The chip adopts patented high-voltage isolation and detection technology, directly monitors the status of AC input signals without any...[Details]
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At the Snapdragon Technology Summit held in Hawaii last December, Qualcomm officially released the new generation flagship chip Snapdragon 888. At the technology summit, Qualcomm announced that ...[Details]
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In recent years, the new energy industry has developed rapidly. As of the end of September, the number of new energy vehicles in China reached 11.49 million, accounting for 3.65% of the total numbe...[Details]
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Advances in high-power LED technology have also made heat dissipation considerations increasingly important during the design phase. To avoid accelerated aging of LEDs, or in the worst case, comple...[Details]
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Introduction to the topic: Content: Introduce the basic circuit structure of single chip microcomputer; Source: Based on comprehensive actual use; Function: To summarize the circuits required for mic...[Details]
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Since 2010, developed countries such as Europe, the United States, and Japan have begun to implement laws to ban incandescent bulbs. The reason for the laws is to restrict light sources with low lu...[Details]
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This paper presents a design scheme of a multi-parameter measuring instrument
composed of a single-chip microcomputer MSP430F149 and some peripheral circuits
. The specific method of mea...[Details]
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Passive shunts measure the current flowing through a relatively small resistor, typically with a full-scale voltage drop of 60 mV for higher power devices and 200 mV for electronic instruments. Sim...[Details]
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The communication power supply is the "heart" of the communication network. The stable and reliable operation of the communication power supply system is directly related to the stability and relia...[Details]
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LED dot matrix blocks have the advantages of high brightness, uniform light emission, good reliability, and easy assembly, and can form display screens of various sizes. At present, LED display scr...[Details]
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Definition of Logic Analyzer
A logic analyzer is an instrument that uses a clock to collect and display digital signals from test equipment. Its main function is to determine the timing...[Details]
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The mechanism for masking interrupts in the 210 is the same as that in the 6410. Moreover, both are vectored interrupts, and many interrupts are implemented in hardware, unlike the 2440.
But t...[Details]