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According to the report, according to the public information of the UK National Crime Agency (NCA), on March 12, 2017, Kerem Albayrak sent an email to Apple's security team, claiming that he ha...[Details]
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PHEV vs HEV After talking about pure electric vehicles, let's compare PHEV and HEV. Although the total number of these two is much smaller, PHEV (10,361 units) is much smaller than HEV (27,721 units)...[Details]
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When the serial ports are configured, add #include stdio.h #ifdef __GNUC__ #define PUTCHAR_PROTOTYPE int __io_putchar(int ch) #else #define PUTCHAR_PROTOTYPE int fputc(int ch, FILE *f) #endi...[Details]
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1. Influence of excitation voltage amplitude and frequency
The fluctuation of excitation power supply voltage amplitude will change the magnetic flux of coil excitation magnetic field, directl...[Details]
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EDA Tools Accelerate IC Testing
As IC process nodes extend from 90nm to 65nm and 45nm, the amount of data that needs to be tested will surge, which will lead to an increase in test ...[Details]
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The I/O drive capability of AVR microcontrollers is first-class among 8-bit microcontrollers. You should carefully read the electrical specifications and typical characteristics in the AVR device ma...[Details]
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Working principle of electro-hydraulic servo valve
The electro-hydraulic servo valve is an electro-hydraulic converter that controls hydraulic flow and pressure. Its working principle is to co...[Details]
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Today we are going to talk about motor control. Engineers who are engaged in the development and design of this field hope to have a series of products and solutions to speed up the development proc...[Details]
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Primary optical design of LED light source
Each LED light source has a specific light intensity distribution characteristic, that is, the light distribution curve. We call this process pri...[Details]
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It was reported that Huarui Optoelectronics completed the concrete pouring in 48 days, the main steel column hoisting in 67 days, and the roof structure capping in 47 days. The Huarui Optoelectronics...[Details]
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The Honor Magic4 / Magic4 Pro smartphones, which use Qualcomm Snapdragon 8 Gen 1 chipsets and powerful camera modules, have already impressed many people. However, for consumers with limited b...[Details]
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1. Circuit Principle and Characteristics
1. Power amplifier part (see Figure 1)
The differential amplifier circuit is composed of VT1 and VT2, and the static current of each tube is...[Details]
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The programmer for the 89c51 chip, the picture is a bit small, just look at it, it comes with the program program: #include "at89x52.h" #include "stdio.h" #include "intrins.h" #include "ctype.h" sbit...[Details]
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The predecessor of the insulation
resistance
tester is the megohmmeter, which is a special instrument used to measure the insulation
resistance
of electrical equipment such as trans...[Details]
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On November 24, 2022, "Intelligent Intelligence" was compiled by the China Automotive Engineering Research Institute Co., Ltd. (hereinafter referred to as "China Automotive Research Institute") and t...[Details]