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From August 14 to August 16, 2020, the 8th China Information Technology Expo (CITE 2020) with the theme of "Innovation Sharing, Open Cooperation" will be held at the Shenzhen Convention and Exhibitio...[Details]
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After the alternating current is rectified by the diode, the direction becomes single, but the magnitude (current intensity) is still constantly changing. This kind of pulsating direct current c...[Details]
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October 11, 2011, Beijing News
Texas Instruments (TI) recently announced the launch of the PowerLab reference design library, which brings together the industry's most extensive and tested powe...[Details]
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As we all know, semiconductor materials are greatly affected by ambient temperature during operation. The photoelectric conversion efficiency of high-power LEDs is even lower. During operation, onl...[Details]
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Use the Fluoroscope frame to view non-fluorescent samples in real time. Image source: "Scientific Reports" A proof-of-concept study published in the latest issue of Scientific Reports demonstrate...[Details]
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1.1 Introduction At present, the number of people over 60 years old in the world has reached about 600 million, and population aging has become a major social problem worldwide. In my country, the nu...[Details]
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1 Introduction
With the development of science and technology, experimental measurements under extreme conditions have become an important means to further understand nature. These experiments o...[Details]
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Working principle: It mainly uses DC high voltage electricity to kill cockroaches. However, cockroaches are sensitive to electric fields and dare not climb onto high voltage power grids, so the high ...[Details]
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Compare today’s
portable
consumer electronic devices to those of a few years ago and you’ll see why lighting has become a major
power management
challenge. Handheld devices with a s...[Details]
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It was not easy. I finally completed my first ARM7 microcontroller program. Although it is very simple, it took me a long time to learn the software IAR for ARM. The most serious problem I encountere...[Details]
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OPPO is preparing its Reno7 series, and contrary to previous predictions, OPPO will not bring a Reno7 Pro+ model, but will see the low-end Reno7 SE, and keep the Reno7 Pro at the top of its ser...[Details]
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Recently, Dahua Technology, a leading security company, stated that it does not currently have chip research and development and production business, but it has established an effective management sy...[Details]
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Troubleshooting electrical equipment failures is an important task for maintenance personnel. To completely eliminate the failure, it is necessary to clearly understand the cause of the failure. Mo...[Details]
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Opening remarks:
The previous section talked about translating the 74HC595 driver into a method similar to the direct drive of the microcontroller IO port. This section starts to talk about the marqu...[Details]
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This article will introduce a new embedded microprocessor MCF5282 and the embedded main template designed by it, which can meet the requirements of various communication methods, and its processing...[Details]
DSP and ARM Processors
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