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Determining the composition and quality of liquids is essential for many applications. The prime example is water, which is the world's most precious native resource. Water purification and water fil...[Details]
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August 30, 2022, Shenzhen, China -
At the 2022 OPPO Developer Conference (ODC22), the new generation of ColorOS 13 operating system and the "Pantanal" intelligent cross-end system were official...[Details]
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PCR qualitative screening test method
In 1996, Meyer Rolf et al. of the University of Bernstein in Germany demonstrated the possibility of PCR detection of genetically modified foods. The genetic...[Details]
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9 -- Stepper motor principle, buzzer principle, structure of single-chip microcomputer IO port, pull-up and pull-down resistors 1. The structure of the MCU IO port There are four structures of MCU...[Details]
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According to Jiwei.com, the two antenna giants once again stood on the PK stage when the financial reports for the first half of 2020 were released. Under the influence of the epidemic, the first qua...[Details]
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/*****************************************
ADC0804，AT89S51
connect:
Digital tube:
P0 data, segment select P2^7, bit select P2^6.
ADC0804:
Data output P1
WR=P3^6
RD=P3^7
INTR is float...[Details]
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According to foreign media reports, Philips recently filed a patent infringement lawsuit against Xiaomi in the Delhi High Court of India. Philips claimed that some of Xiaomi's products containing UMT...[Details]
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Modern sensors vary greatly in principle and structure. How to reasonably select sensors according to the specific measurement purpose, measurement object and measurement environment is the first prob...[Details]
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MCS-51 has a total of 111 instructions, which can be divided into 5 categories:
. Data transfer instructions (29 in total)
. Arithmetic operation instructions (24 in total)
...[Details]
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Recently, the realme Buds Q2 true wireless earphones appeared on the telecommunications certification website FCC, exposing the battery capacity and related design. Information on the FCC w...[Details]
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When the STM32 enters low power mode, the backup SRAM and RTC modules can maintain normal working status. 1 Sleep mode sleep: Take the following measures before entering the sleep state: except for...[Details]
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On September 19, at the 2019 SMIC Technology Seminar, Kelvin Low, SMIC's vice president of marketing and overseas sales, said that SMIC's 14nm FinFET process yield is constantly climbing and producti...[Details]
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SigmaStar, a leading domestic supplier of AI Camera system chips and solutions, held its 2019 new product launch conference in Shenzhen, where it released new AI chips from three major product lines....[Details]
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Ground resistance tester measurement range Ground resistance is the resistance encountered when current flows from a grounding device to the earth, and then flows through the earth to another gro...[Details]
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ROHM, a world-renowned semiconductor manufacturer headquartered in Kyoto, Japan, will participate in the world's leading trade fair and conference for electronic components, systems, applications a...[Details]
Power technology
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