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Since the official release of iOS 15.4, people's attention to iOS 15 has obviously dropped a lot. After all, these months are the months when new phones are frequently released. For example, in April...[Details]
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LED (Light Emitting Diode) is one of the fastest growing industries in the world today. The characteristics of LED high brightness, low energy consumption and long life make LED display screens hav...[Details]
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On January 16, Nubia launched the "Nubia x Minions Tiger Year Limited Gift Pack" on January 14, and the product was officially put on sale. This gift box is currently priced at 606 yuan, and co...[Details]
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According to foreign media reports, researchers from the Skolkovo Institute of Science and Technology (Skoltech) in Russia, in collaboration with researchers from the Institute for Problems of Chemic...[Details]
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1. Fully automatic measurement: After setting, just press the test button to complete all the work (automatic stirring, automatic static, automatic voltage increase, automatic voltage reduction, aut...[Details]
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Scientists from Uppsala University in Sweden and First Solar's European Technology Center have jointly developed a new copper indium gallium selenide (CIGS) solar cell with an energy conversion eff...[Details]
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AsiaInfo Electronics is optimistic about the development prospects of IO-Link intelligent sensor communication technology. It has launched the latest "AX58400 EtherCAT to IO-Link Gateway Solution...[Details]
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General principles of optical fibers and fiber optic sensors
Figure 1 Basic structure of optical fiber
Optical fiber is a medium that uses the principle of total internal reflection of ligh...[Details]
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This paper proposes the design of a touch screen touch point data acquisition system based on the ARM7 series LPC2210 microcontroller and the embedded operating system μC/OS-II, and completes the phy...[Details]
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1. Every time we insert a USB flash drive, the device node /dev/sda%d of the USB flash drive will be automatically created. This is because device_create() is called inside, and the mdev mechanism ...[Details]
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It is reported that researchers at Boston University's Biodesign Center have developed a technology for 3D printing patches infused with cells, which can be used to grow healthy blood vessels. This 3...[Details]
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introduction “Global legislation continues to drive the development of next-generation automotive technologies, which will further enhance vehicle emissions control and safety. Industry competition ...[Details]
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The interrupt vector of STM32 has two attributes, one is the preemption attribute and the other is the response attribute. The smaller the attribute number, the higher its priority level. Preemption ...[Details]
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On October 15 and 16 last year, Samsung Galaxy S21, S21+, and S21 Ultra passed the 3C certification, confirming that the entire series is equipped with a 25W charger as standard. Some netizens...[Details]
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1. Use a single-chip computer without external bus
·It is the most orthodox single-chip microcomputer usage mode
·It meets the original design intention of small, simple, reliable and chea...[Details]
Mobile and portable
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