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Switching power supply ripple generation Our ultimate goal is to reduce the output ripple to a tolerable level. The most fundamental solution to achieve this goal is to avoid the generation of ripple...[Details]
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On December 22, 2021, WPG Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary WPI has launched
a smartwatch solution
base...[Details]
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When we use an oscilloscope to measure signals, we need to make a preliminary judgment on the signal. The first is the strength of the signal, and whether the signal is a ground signal. Then t...[Details]
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Due to a power outage during a facility inspection, one of Toshiba's MCU factories has stopped operations. It is estimated that full resumption of operations (production to the level before the power...[Details]
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1. How to detect the quality of AC three-phase motor? 1. Use a megohmmeter (a 500V megohmmeter will do). If the insulation resistance of the wires on the three terminals to the motor housing is above...[Details]
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#include reg52.h #include "./delay/delay.h" //sbit key1 = P1^0; sbit beep = P2^7; #define SEGPORT P0 #define KEYPORT P1 sbit bit_select = P2^0; sbit seg_select = P2^1; unsigned char segdata = ...[Details]
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Regarding orthogonal decoding, let me first explain what orthogonal decoding is. In fact, the name is quite high-sounding. Let’s talk about encoders first. Take a look at an encoder I used The n...[Details]
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Shanghai Kuanyu, a leader in the field of industrial Internet, joins the 98th China Electronics Fair Kemyond was founded in 2010. It is a company with multi-faceted industrial information infrast...[Details]
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Abstract: A new type of three-phase inverter power supply is developed, and a new SPWM digital control scheme is adopted. Its system structure and working principle are analyzed. The experimental r...[Details]
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In layman's terms, an electric motor is a mechanical device that can move when powered. Therefore, its most fundamental basis is the Ampere force, that is, a current-carrying wire will be acted upo...[Details]
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Engineers at the University of Waterloo in Canada have discovered a new way to program robots to help people with dementia find medicine, glasses, phones and other items they need but don't know wh...[Details]
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Brief Introduction of GB8410 Horizontal Combustibility Tester The burning rate horizontal flammability tester obtains the flame spread trend and flame spread speed of the material when it burns by te...[Details]
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Today, Huawei released its operating results for the first quarter of 2021, with sales revenue of 152.2 billion yuan, a year-on-year decrease of 16.5%. Huawei said that the overall operating results ...[Details]
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The United States International Trade Commission (ITC) announced on January 19 local time that it will launch a 337 investigation into the application filed by Philips, and Shanghai Quectel Communica...[Details]
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CATL
has launched the Xiaoyao
battery
designed specifically for extended-range electric vehicles and plug-in hybrid electric vehicles
. The pure electric range of extended-range elect...[Details]
DSP and ARM Processors
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