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The capacitance can be detected by using a pointer multimeter. The basis is that the resistance block of the multimeter is equivalent to a DC power supply with internal resistance, which can charge th...[Details]
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#include reg51.h
#define uchar unsigned char
#define LED P0
uchar code tab ={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xff}; //Common anode digital tube digital code
uchar disp1 ={{...[Details]
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Temperature is one of the most commonly measured variables in industrial, consumer, and computer applications, and thermistors are one of the primary means of monitoring this physical condition. But ...[Details]
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Nokia's official website released a press release today, saying that existing 4G signal base stations can be upgraded to 5G networks through software without complex on-site access and engineering pr...[Details]
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0 Overview The "Computer Network" course is a professional course in computer and communications offered by university computer and related majors. This course is highly practical, and many teaching...[Details]
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Why is the star connection 220V?
In a three-phase power system, the voltage of the star connection is related to the line voltage of the power supply (that is, the voltage between the two phas...[Details]
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According to CINNO Research's monthly LCD TV panel shipment report, global LCD TV panel shipments reached 19.64 million units in February this year, down 5.1% from January and 5.6% from the same peri...[Details]
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The city power is reduced by transformer B to full-wave rectifier D1 and D2, and a 10.5V DC voltage is output as the alarm power supply. Press K3 or K4, and the DC voltage triggers the thyristor SCR1...[Details]
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Yesterday, Arm launched the Cortex-M52 processor designed for dedicated AI applications. Although it did not trigger much discussion, its actual significance is far beyond imagination. You know, th...[Details]
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The National Science Foundation and the Semiconductor Research Alliance today announced funding for a joint program of 18 projects to address the design challenges of fault-tolerant circuits and syst...[Details]
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The on-board charger can realize the functions of AC input (85VAC~265VAC)/DC output (200VDC-750VDC) output. The core architecture of its circuit usually consists of four parts: rectification, PFC b...[Details]
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On November 5, the fifth China International Import Expo opened at the Shanghai National Convention and Exhibition Center. At this CIIE, Honda released the "Honda SENSING 360", which uses a forward-l...[Details]
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Qualcomm announced that the "2021 Qualcomm Artificial Intelligence Application Innovation Competition" was officially launched on March 24, hosted by Qualcomm Technologies, Qualcomm Ventures, and co-...[Details]
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Annual wafer shipments exceeded 2 million pieces for the first time, sales revenue and gross profit margin both increased, and 32 consecutive quarters of profitability... This is the impressive perfo...[Details]
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AMD said on Wednesday it would cut 4% of its global workforce as it seeks a stronger position in artificial intelligence chips, a field currently dominated by Nvidia Corp. It was not immediately cl...[Details]
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