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Abstract: Through comparative analysis of the application of traditional starters and variable frequency speed regulators in mine exhaust fans, a new exhaust system is found.
An effectiv...[Details]
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1. GPIO Introduction The STM32 IO port has 8 configuration modes: enter Floating input GPIO_IN_FLOATING ——Floating input, can be used for KEY recognition, RX1 With pull-up input GPIO_IPU——IO interna...[Details]
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Jiwei.com reported on November 9 that it has been a long time since domestic mobile phone manufacturers stopped giving away wired headphones, and Samsung has just started to take action. According to...[Details]
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Reduced Voltage Starting Control of Three-phase Asynchronous Motor
1. Y-△ step-down starting control of three-phase asynchronous motor
The relay contactor control of the Y-△ step-down sta...[Details]
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Recently, the UK government's Environmental Audit Committee stated that Apple has made it "almost impossible" to repair the iPhone and has not played its due role in recycling. After a nine-month c...[Details]
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/****************************************************** *******
Function: Independent button test
Time: 2010-7-17
*************************************************** **********/
#include reg52.h
...[Details]
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As a new generation of programmable intelligent meters, digital power factor meters are mainly used for real-time measurement and indication of power factor and phase (power factor angle) values in...[Details]
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|Changes in the pattern under chip shortage "Chip shortage" is undoubtedly the hottest word in the global technology industry this year. Since the beginning of the year, a wave of global auto compa...[Details]
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Yesterday, a digital blogger revealed on Weibo that Samsung's 64MP sensor will be first launched internationally in a mysterious model of the A series, and first launched domestically in a myster...[Details]
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Use Timer for periodic timing
In some applications of STM32, users have the requirement to execute certain programs periodically. The timer can be used to generate a fixed time period to meet suc...[Details]
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PL2586 is a high-performance solution for USB 2.0 high-speed 4-port hub controller, fully compliant with Universal Serial Bus Specification 2.0. The controller inherits advanced serial interface te...[Details]
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On November 12, 2024,
WPG Holdings, a leading international semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary Quanta Communications has lau...[Details]
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Series 2: Ethernet vehicle nodes increase dramatically, and parallel multiple bus testing faces four major challenges
Comparing cars in the past, present, and future, there is an ob...[Details]
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What are TT, IN and IT systems?
1. Construction Engineering Power Supply System
The basic power supply systems used in construction engineering power supply include three-phase thre...[Details]
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Spectrophotometry and color separation are mainly used to classify brightness, voltage, color and electrical items. During use, the color difference of LEDs will make the color of the finished product...[Details]
Microcontroller MCU
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