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1. PLC communication port damage case JICHENGPEIXUN
We have a project where the PLC port is burnt out. The PLC communication line is led out through the slip ring. Considering that it rained a...[Details]
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Test high-precision standby low current, first look at the Tektronix Keithley multimeter DMM7510 The development of the Internet of Things continues to heat up, and low-power Internet of Things so...[Details]
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1. Interrupt system of S3C2440
1.1 7 modes of S3C2440
User mode (usr): the normal program execution state of the ARM processor Fast interrupt mode (fiq): used for high-speed data transmis...[Details]
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Common three-terminal voltage regulators can be divided into two types: positive voltage regulators and negative voltage regulators. The positive voltage ones are the 78XX series, and the negative vol...[Details]
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If you examine a traditional Hartley oscillator circuit, you will notice its characteristic: a tapped inductor, which determines the oscillation frequency and provides continuous feedback of the os...[Details]
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Many people know that Apple was founded by Steve Jobs in his parents' garage. But what is less well known is that in 1976, the year Jobs founded Apple, Apple's first product, the Apple-1 comput...[Details]
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In late June, Intel CEO Henry Kissinger paid to write an article in POLITICO, emphasizing "America First," and pointed out that the United States should focus on supporting American chip companies li...[Details]
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Infineon's SmartLEWISTM RX+TDA5225 is a multi-protocol wireless receiver with enhanced sensitivity. This low-power ASK/FSK receiver operates in the frequency bands of 300-320, 425-450, 863-870 and...[Details]
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Due to the needs of my work, I have been doing development in digital video processing for several years. What I mean by development is the development of the application layer, not the research of...[Details]
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When light passes through liquids of different concentrations, different refraction angles are generated. By comparing the refraction angles, the liquid concentration value can be obtained. The refr...[Details]
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1. The general verification cycle of digital pressure gauges is half a year. Compulsory verification is a legal measure to ensure the reliable technical performance of digital pressure gauges, accura...[Details]
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Lpc1788 has built-in eeprom Using the Code #ifndef __E2PRONINCHIP_H_ #define __E2PROMINCHIP_H #include "common.h" #include "sys.h" #include "debugserial.h" #define EEPROM_CLOCK 375000 voi...[Details]
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With the rapid development of automobile technology, active safety configuration has received more and more attention and has gradually become popular in mid- and low-end models. In terms of active s...[Details]
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7 Integrated Development Environments 1.ADS (ARM Developer Suite) ADS consists of the following parts: (1) Command line development tools: armcc, armcpp, tcc, tcpp, armasm, armlink, armsd. (2) AR...[Details]
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On October 30, the world's highest altitude and largest installed capacity independent grid-connected energy storage power station - the 100MW/400MWh independent grid-connected energy storage proje...[Details]