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1 Introduction
Radio Frequency Identification (RFID) is a non-contact automatic identification technology that uses radio frequency signals and their spatial coupling and transmission...[Details]
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This paper is about a multi-point electronic calendar clock based on the typical device VRS51L3074 of the Versa 8051 series MCU and the clock calendar chip DSl2887. The system is fully functional a...[Details]
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Last month, realme launched a new product in the GT Neo series, GT Neo2, and now the GT Neo series is about to welcome a new member. Today, realme Vice President Xu Qi announced that realme will re...[Details]
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With the rapid development of science and technology, the application of smart devices has covered all walks of life. In family life, air conditioners with intelligent temperature control and infra...[Details]
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Compared to the first-party games available at launch for the Xbox Series X, the PS5's advantage may be its very rich exclusive lineup, especially after the delay of Microsoft's "Halo: Infinite". T...[Details]
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In various closed mobile cabin environments, there are a large number of gaseous pollutants, which exist in molecular state, and most of them are inorganic gases, such as CO, NO2, H2S, LEL, VOC, etc. ...[Details]
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On the morning of the 9th, solar traffic lights, street lights and landscape lights shone brightly in the streets and alleys of Baoding, Hebei Province, under the cover of night. More than 50 photo...[Details]
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According to Jiwei.com news, on May 13, Jiangfeng Electronics issued an announcement on the signing of a cooperation framework agreement. The announcement shows that Jiangfeng Electronics, Xi'an High...[Details]
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List several issues to pay attention to when transitioning from ICC AVR to AVR STUDIO 1. Header file changes ICCAVR uses "#include iom16v.h " AVR STUDIO changed to "#include avr/io.h " The he...[Details]
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Amplifier power supply circuit schematic
This is a power amplifier circuit that can provide two positive and negative power supplies. It has been mass-produced, but the user of this circuit has req...[Details]
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At the Snapdragon Technology Summit on December 1, Lei Jun officially announced that the Xiaomi Mi 12 series will be the world's first Snapdragon 8 Gen 1 mobile platform. It was previously reported t...[Details]
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June 16 news Apple iPhone 12/Pro is expected to adopt a new design with flat borders similar to the iPad Pro, and it can also be traced back to the era of iPhone 4 and iPhone 5. This week's new...[Details]
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Recently, Apple launched a new backpack, Incase ICON Lite II, on its official website. It is said that this backpack has built-in pockets for storing MacBooks, iPads, and iPhones, and is price...[Details]
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This boost circuit has no inductor coil, is simple to make, and has very strong output power. When the input is 12V, it has two groups of boost outputs, 20V and 15V (voltage regulation), each of whic...[Details]
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Smart cars refer to intelligent transportation tools that integrate various advanced technologies. They not only have driving assistance and automatic driving functions, but also can realize multip...[Details]