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The stack pointer is mainly used to store temporary data, local variables and the return address of interrupts/subroutines. The stack pointer always points to the top of the stack. Note that the AVR ...[Details]
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Schematic diagram and basic principle of digital tube Schematic I won't explain how it works. Fundamental Dynamic display is essentially to light up a single digital tube in turn to achieve the eff...[Details]
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This article is translated from Forbes, author: Todd Wasserman Marie Hattar is the Chief Marketing Officer of Keysight Technologies, which was spun off from Agilent Technologies in 2014. The compan...[Details]
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For the third part of the study, I chose external interrupts, because I think that in addition to timing issues, interrupts are the most commonly used. Of course, there is a timer that I haven't learn...[Details]
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After friendly consultation, based on the principles of equality, mutual benefit and common development, Jiangxi Ganfeng Lithium Co., Ltd. (hereinafter referred to as "the Company" or "Ganfeng Lith...[Details]
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The glass chamber, just a few millimeters in size, is filled with rubidium atoms. Image credit: University of Basel
Like traditional networks, future quantum networks will also require...[Details]
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With the rapid development of science and technology, people's choices for water heaters are becoming more and more diversified. In addition to traditional gas water heaters, electric water heate...[Details]
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Circuit element A circuit element that mainly provides rectification, switching and amplification functions to the circuit. Note: Active components can also play the role of resistors and capacitor...[Details]
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In the design of PCB boards, the anti-ESD design of PCB can be achieved through layering, proper layout and installation. In the design process, most design modifications can be limited to adding o...[Details]
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I was exposed to RFID technology due to a school competition, and developed a card system with STM32 microcontroller. Because it is necessary to communicate with the RFID reader and the host computer...[Details]
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A report recently released by market research firm Canalys shows that shipments in India's smartphone market grew 12% to 33.5 million units in the first quarter of 2020. From the manufacturer ranki...[Details]
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Abstract: A system for far-infrared signal processing is designed. The far-infrared signal obtained from the passive far-infrared sensor is extremely weak (tens of microvolts) and has an extremely nar...[Details]
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1. Meaning of Flash and EEPROM The data of the microcontroller when it is running is stored in RAM (Random Access Memory). The data in RAM cannot be retained after power failure. So how to prevent th...[Details]
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According to foreign media reports, Tesla has taken the first regulatory step to produce the new 4680 battery cells in Texas. At the Battery Day event last month, Tesla announced plans to produce bat...[Details]
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It connects to the TV and external sources, converting the signals into content that can be displayed on the TV screen. With the addition of a hard disk drive (HDD), the set-top box solution can als...[Details]