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On the morning of April 24, someone discovered that a special character link may cause the iPhone, iPad, Mac and Apple Watch to crash when receiving a specific string of characters. As shown ...[Details]
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China Energy Storage Network News
: State Grid Shanghai Electric Power Company resolutely implements the national deployment. Under the guidance of State Grid's "four revolutions, one coopera...[Details]
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Lanzhou Power Supply Company recently held a preliminary seminar on the construction of electric vehicle charging and battery swap stations in Lanzhou City and Lanzhou New District. The company pla...[Details]
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In order to select songs to play in the form of a playlist, this task can be accomplished through the OLED screen. Because the display screen uses the I2C interface, it can effectively save IO port r...[Details]
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The EMI interference sources of the switching power supply are concentrated in the power switch tube, rectifier diode, high-frequency transformer, etc. The interference of the external environment ...[Details]
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According to Taiwan media Economic Daily, after iPhone and Mac products respectively introduced self-designed A series and M series processors, outside sources said that it is building its own 5G...[Details]
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Sometimes some students ask, what is the most used language in embedded development? I answer, it is C language. Then what is the most complicated? It is the embedded operating system. Is the Bootloa...[Details]
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Inductor current circuit diagram for a given 1kHz sine wave
1-current setting, 1A/grid; 2-inductor current, 1A/grid; time, 250μs/grid. Circuit diagram of inductor current when given a 1kHz sine ...[Details]
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How to use it to test and detect faults has always been a difficult task, because it is difficult to capture the electrical parameters when a fault occurs, which greatly increases the difficulty of o...[Details]
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1. Main program
#include "sys.h"
#include "usart.h"
#include "led.h"
#include "lcd.h"
#include "delay.h"
#include "remote.h"
#include "stm32f10x_tim.h"
/*
Program function: Use the timer i...[Details]
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On the evening of October 15, Sihui Fushi announced that it achieved revenue of 754 million yuan in the first three quarters, a year-on-year increase of 59.34%; net profit attributable to shareholder...[Details]
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On August 11, 2017, WPG Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary Pinjia is promoting a new automotive LED headlight ...[Details]
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On March 14, NIO held a long-life battery strategic communication meeting. At the meeting, NIO proposed a long-life battery solution. The goal is to use the healthy operation of the full life cycle o...[Details]
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In the design and use of the circuit breaker offline tester, it is necessary to accumulate a large amount of historical action data in normal and fault states to form a sample library as the basi...[Details]
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1 Introduction
Traditional lighting devices such as street lighting systems are rigid lighting systems. The lamps as loads passively absorb electricity from the mains. As the mains voltage fluctuate...[Details]
stm32/stm8
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