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When measuring insulation resistance, pay attention to the following points: (I) Before the test, remove the resistance of the cable under test and all external connections, and ground it to discharg...[Details]
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The escalating tensions between China and the United States are often seen as a new era of the Cold War. The battlefield between the two sides has clearly extended from the trade war to the technolog...[Details]
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The switching power supply charger has a supply voltage of 110V, which can be easily changed to 90-250V and continue to work; the output voltage is 5V, which can be changed to 5-12V, which is espec...[Details]
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The TPR-3003 DC regulated power supply has constant voltage, constant current and perfect overload protection capabilities. Since the manufacturer does not provide drawings, the author mapped the enti...[Details]
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If you want a smart device to be able to do everything, SoC system-level chips have become the top priority of various manufacturers. Don’t underestimate such a small chip, but it integrates CPU, GPU...[Details]
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1 Industry status: Rapid increase in global share and enjoying overseas premium dividends
Current situation: Domestic market share increased rapidly in 2020, and Sungrow and Huawei maintai...[Details]
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#include intrins.h #include STC8.H sbit lcd_sclk=P5^0; /*Interface definition: lcd_sclk is CLK*/ sbit lcd_sid=P5^1; /*Interface definition: lcd_sid is MOSI*/ sbit lcd_rs=P5^2; /*Interface definiti...[Details]
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Recently, Debon Technology cooperated with Huawei to develop chip-level underfill materials. The company solved the problem of solder joint cracking after temperature cycling of underfill materials, ...[Details]
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Which one saves more power, AC motor or DC motor?
Generally speaking, DC motors are more energy-efficient than AC motors. This is because DC motors are powered directly by batteries or DC powe...[Details]
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According to Jiwei.com news, on November 2, the 2021 China Integrated Circuit Manufacturing Annual Conference (CICD) Summit was held in Guangzhou. At this summit, Sun Yuwang, founding partner and pre...[Details]
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----Power supply system wiring rules----
1. The generator is connected in parallel with the battery, and the negative pole of the battery must be grounded. The positive pole of the battery is ...[Details]
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1.1 Detection of deep energy level impurities in solar cell materials based on GR noise
1.1.1 Generation mechanism and model of gr noise
In semiconductor materials or devices, there are various i...[Details]
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//*********ATmega128,8channel ADC sampling + LED display + USART******* #include iom128v.h #include macros.h #define uchar unsigned char #define uint unsigned int #define ulong unsigned long #define...[Details]
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On June 21, the Shanghai Stock Exchange officially accepted the application for listing on the Science and Technology Innovation Board of Weige Chuangxin (Tianjin) Electronic Technology Co., Ltd. (he...[Details]
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Currently, the automotive industry is at a turning point in powertrain research and development. Consumer demand is becoming increasingly important, prompting powertrain developers to shift their f...[Details]
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