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With the rapid growth and emergence of portable devices such as tablets and smartphones, it is becoming increasingly difficult to implement battery management to achieve higher performance of batte...[Details]
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Recently, Toyota predicted that its mass production of all-solid-state batteries will be postponed until after 2030. This is the second time it has extended its mass production plan. As early as 20...[Details]
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Clamp-on ground resistance tester is also known as clamp-on ground resistance tester, and its English name is clamp-on ground resistance tester or ground resistance tester. Widely used in ground resi...[Details]
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At the launch conference of the Redmi Note 8 series, in addition to the release of mobile phones, there was also a Redmi laptop equipped with the 10th generation Intel Core processor. As for why Redm...[Details]
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I have never figured out the principle of interrupt grouping in STM32. Today, after reading an article, I understood it all at once. It is necessary to understand every detail and have a deeper unders...[Details]
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At present, single-chip microcomputers have penetrated into every field of our lives, and it is almost difficult to find a field without traces of single-chip microcomputers. Missile navigation devic...[Details]
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The application processor in LTE mobile phones will no longer integrate the power management unit (PMU). After the introduction of LTE technology in smartphones, although faster network performance c...[Details]
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Sina Digital News reported on the morning of February 10 that Apple today released macOS Big Sur 11.2.1 to fix an issue that may cause some 2016 and 2017 MacBook Pros to fail to charge. The com...[Details]
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According to foreign media reports, given that Ireland has provided Apple with illegal tax benefits for many years, allowing Apple to enjoy a much lower tax burden than other companies, the EU antitr...[Details]
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According to Jiwei.com, on February 5, SMIC said in its fourth quarter 2020 conference call that it had long foreseen the shortage of automotive chips, and the impact was not particularly large and w...[Details]
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1 DDS Principle 1.1 Explanation in the book DDS (Direct Digital Synthesizer) technology is a new frequency synthesis method. It is a frequency synthesis technology that directly synthesizes the requi...[Details]
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Debugging MCU often requires using a serial port.
The bare metal front-end and back-end systems are basically based on timer interrupts.
init.s startup code
Mode_US...[Details]
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Fault 1 Black screen after power on, no response. Inspection and repair process 1. After testing, it was found that the main power supply had no output. The power supply fault should be resolved fi...[Details]
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OPPO suddenly announced last week that it would terminate the operations of its IC design company Zheku, which also means that the self-developed mobile phone SoC plan that has been advanced to the l...[Details]
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Preface
Since the issuance of 5G licenses in 2019, after five years of development, my country's 5G has achieved remarkable results in infrastructure construction, user scale, innova...[Details]
MEMS sensors
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