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Currently, more and more embedded system designs are beginning to use ARM9 processors. Understanding the differences between ARM9 and ARM7, and how to optimize the system for ARM9 has become a t...[Details]
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Today, a photo of what is suspected to be the Meizu 16s was exposed online. From the exposed picture, compared with the previous generation Meizu 16th, the forehead and chin of the phone shown in the...[Details]
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#include "delay.h"
#include "sys.h"
#include "LED.h"
#include "key.h"
#include "timer2.h"
/*
Program function: When KEY0 is pressed, LED0 flashes once per second; at the same time, LED1...[Details]
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According to statistics, the global demand for lithium-ion batteries has reached 1.3 billion, and this figure is increasing year by year as the application field continues to expand. As a result, w...[Details]
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International New Energy Network News: Recently, the SPG100K3TL photovoltaic grid-connected inverter exported by Zhuiri Electric to SLT Company in India was successfully debugged and put into operatio...[Details]
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Key points: Understand the concept of numbers
?XML:NAMESPACE PREFIX = O /
; Operation result: The digital tube increases from 00 to 99
;ANL 0FH is to AND the data with 00001111....[Details]
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Nidec Antesi Electric Co., Ltd. (formerly Nidec Servo Corporation) has launched the "D1225R" series of silent fans with dust and water resistance.
This time, the internal structure o...[Details]
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Sony announced in January that due to a shortage of PS5 console parts, production could not be increased in the short term. In order to ease the demand of players, it will continue to produce t...[Details]
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The basic principle of the withstand voltage tester is to apply a voltage higher than normal operation to the insulator of the device under test for a specified period of time. If the insulation be...[Details]
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Full-color LED display screens are widely used in large-size video displays indoors and outdoors, such as advertising media, traffic information, and sports stadiums, with their irreplaceable advantag...[Details]
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Stepper motors have the advantages of simple structure, easy control, high safety, low cost, and high torque. As a high-performance digital electrical component, they are widely used in various typ...[Details]
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With the continuous development of embedded technology, ARM processors have been widely used due to their high performance, low cost and low energy consumption. This paper mainly focuses on the dem...[Details]
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/**********************************************
Program function: Send data 0xaa continuously through RS485 port
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Test description: Use an oscillosco...[Details]
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This AC power supply has over-voltage and over-current protection, and the electrical appliances are isolated from the mains, so it is safer and more convenient to use when repairing pumps, power sup...[Details]
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1. Program Function
Write a program to sort the input string. If the main function passes the -n parameter, it will be sorted by number, otherwise it will be sorted by string.
Also, if the -r optio...[Details]