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Today, LED lighting will become a mainstream technology. As the technology matures, many LED lighting standards and regulations have been proposed. Strict efficiency requirements have existed f...[Details]
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The ELEXCON 2019 Shenzhen International Electronics Exhibition with the theme of "Internet of Things China, Smart Future" was grandly opened at the Shenzhen Convention and Exhibition Center recently....[Details]
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According to foreign media reports, in an inter-university research project led by the Hong Kong University of Science and Technology (HKUST), an environmentally friendly rechargeable liquid fuel has...[Details]
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The piezoelectric optoelectronic effect improves the efficiency of organic-inorganic core-shell composite structure LEDs. The upper left picture in the figure shows the change of current under s...[Details]
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The instrument used to measure high-value resistance and insulation resistance is called a megohmmeter. Now the new products are usually called insulation resistance testers or insulation resistance ...[Details]
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In the last issue, we briefly introduced the electric field and magnetic field testing of HAC (hearing aid compatibility) wireless communication equipment. This issue will briefly introduce the req...[Details]
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Involving 6 files head.S,init.c,main.c,makefile,nand.c,out.lds head.S .text .global _start _start: b Reset HandleUndef: b HandleUndef HandleSWI: b HandleSWI HandlePrefetchAbort:...[Details]
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introduction
One strategy to optimize an automotive or industrial design is to reduce the size of the power supply unit, saving costs at the system level by reducing the number of ph...[Details]
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1 Introduction The DC motor pulse width modulation (PWM) controller UC3637 is used to control the speed or position of an open-loop or closed-loop DC motor. It generates an analog error voltage sig...[Details]
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On March 30, automotive cybersecurity company Argus Cyber Security announced a partnership with Microsoft to help automakers monitor, detect and mitigate cloud attacks through Azure IoT (Internet o...[Details]
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On December 19, Qinghai Electric Power Maintenance Company completed the intermediate acceptance of the ±800 kV Qinghai-Henan UHV DC project (Qinghai section) transmission line tower, strictly cont...[Details]
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1. USB to serial port problem Solution: I used a 12-yuan USB converter and it showed garbled characters. I changed it to a good one and it was fine. 2. The baud rate is not synchronized Solution: T...[Details]
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Apple will launch the iPhone 14 series of mobile phones in September this year. It is expected that the interface will still use Lightning. Next year's iPhone 15 will be upgraded to the USBC interfac...[Details]
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After being announced in 2019, the QSFP-DD800 Multi-Source Agreement (MSA) organization released its first version of the QSFP-DD800 transceiver hardware specification. Since its inception, the MSA o...[Details]
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Science and technology drive technological progress, and technology drives product iteration. Over the past decade, the photovoltaic inverter industry has flourished and competition has been fierce...[Details]
RF/Wirelessly
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