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According to reports, the life performance measurement and evaluation of traditional light sources have been standardized. Because of their short life and interchangeability of light sources, whe...[Details]
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Text/Xu Shan Source: Zhidongxi (ID: zhidxcom) "Because the products are substandard, the company needs to recall all the goods for rework." Recently, a Shenzhen manufacturer shared his experien...[Details]
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DCS (Distributed Contorl System), also known as distributed control system, is a computer control system relative to the centralized control system. It is developed and evolved on the basis of the ...[Details]
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0 Introduction The automobile generator voltage regulator is a key component of the automobile power supply system. Its purpose is to stabilize the output voltage of the automobile generator so that ...[Details]
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Abstract: The topology and control method of voltage-type high-frequency link inverter are studied. A full-bridge full-wave high-frequency link inverter is selected as the main circuit, and a bipol...[Details]
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1 Introduction The rapid development of computer multimedia technology and network technology has made multimedia applications based on streaming media also used in many fields, especially in network...[Details]
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Abstract: This paper presents a design method for realizing multi-channel data acquisition and communication control using 8051 single-chip microcomputer as the core. This method converts the colle...[Details]
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This application note discusses the effect of phase frequency detector specifications on phase-locked loop (PLL) dead-zone and jitter performance. In a PLL design using charge pump loop filtering, ...[Details]
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1) No-operation delay (12MHz) void delay10us() { _NOP_(); _NOP_(); _NOP_(); _NOP_(); _NOP_(); _NOP_(); }
2) Loop delay (12MHz) Void delay500ms() { unsigned char i,j,k; for(i=15;...[Details]
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I also DIYed the logic analyzer (IV) - Mysterious blue dots.
Tonight, I DIYed all the characters displayed, but many unexpected mysterious blue dots appeared near some blue characters,...[Details]
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In November 2020, after Qian Dongqi and his team completed comprehensive planning and preparation for Tineco's Double 11 promotion, waiting for a concentrated burst of data became the key for them...[Details]
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On the 27th, the U.S. International Trade Commission (ITC) announced its decision to launch two 337 investigations on semiconductors and downstream products (investigation codes 337-TA-1176 and 337-T...[Details]
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Straight tube LED lighting refers to straight-tube LED lighting that aims to replace fluorescent lamps. Most companies that are new to the LED lighting market have launched straight tube products...[Details]
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It is reported that due to the expansion of the COVID-19 epidemic in Japan, companies have promoted remote work, and schools have suspended classes to encourage online learning, which has led to an i...[Details]
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On October 30, according to CCTV News, on October 29, local time, Hildegard Mueller, president of the German Association of the Automotive Industry, issued a statement strongly opposing the EU's im...[Details]
Test/Measurement
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