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On May 11, Lei Jun, founder, chairman and CEO of Xiaomi, posted a video on Weibo, showing the effect of Xiaomi 10 Youth Edition shooting scenery 10 kilometers away in a straight line. The m...[Details]
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Why use event flags? Event flag groups are one of the effective mechanisms for achieving multi-task synchronization. Some beginners who don't understand may ask how troublesome it is to use event fla...[Details]
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On August 18, a fuel cell and lithium battery test system project with a total investment of 500 million yuan was settled in Changzhou National High-tech Zone. Shi Xuyong, deputy secretary of the dist...[Details]
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μC/OS-II is an open-source, scalable, embedded real-time multitasking operating system. The kernel implements preemptive task scheduling algorithms and multi-task communication functions, making ...[Details]
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When we use embedded Linux to debug the board, we must have a debugging interface, usually serial port 0. Let me take the S3C2416 board I use as an example: Start u-boot and print as follows: SMDK2...[Details]
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Recently there have been rumors that Google services will be deleted after the Chinese version of Sony Xperia mobile phone is upgraded to the Android 10 operating system. Tonight, digital blogg...[Details]
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The function of silver glue:
fix the chip and conduct electricity.
The main components of silver glue:
silver powder accounts for 75-80%, EPOXY (epoxy resin) accounts for 10-15%, ...[Details]
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Use 8051 to connect to LCD display. When the program is executed, the LCD display will show the digital clock. Modify the time by pressing the button B on the 4ⅹ4 keypad. You can modify the time (2009...[Details]
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IAP: in applicatin programming
ISP: in system programming
But what are the differences in the operation methods, results and application scenarios of the two?
ISP:
Use a w...[Details]
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According to the WeChat public account "China Photovoltaic Industry Association CPIA" on June 13, the China Photovoltaic Industry Association attached great importance to the media reports that Chi...[Details]
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With the successive launch of Snapdragon 888 flagships, the competition in the mobile phone industry in 2021 has gradually begun, including gaming phones in the market segment. According to r...[Details]
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This paper adopts a low voltage bandgap reference structure. It is completed under TSMC 0.13μm
CMOS
process conditions, including the design of core circuit, operational amplifier, bi...[Details]
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introduction
ARM technology is a very practical technology. Its experiments are a very important practical teaching link in electronic teaching and an important course for cultivating students...[Details]
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Beats launched Powerbeats 2 in June 2014, the same year the company was acquired by Apple for $3 billion and became a subsidiary of Apple. But then it was revealed that Powerbeats 2 had quality con...[Details]
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On October 24, the "Xpeng P7+AI Intelligent Driving Technology Sharing Conference and the First Release of AI Dimensity 5.4.0" was held in Guangzhou. Dr. Li Liyun, Vice President of Xiaopeng Motors...[Details]