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We may design multiple audio power amplifiers to one output circuit to multiplex different sources, or to connect an external amplifier to extend battery life. We may also inadvertently con...[Details]
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1. Encoder principle If the two signals are 90 degrees out of phase, they are called orthogonal. Since the two signals are 90 degrees out of phase, the direction can be determined based on which of t...[Details]
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1. When repairing a switching power supply, first use a multimeter to check whether each power component is short-circuited, such as the power rectifier bridge, switch tube, high-frequency high-power ...[Details]
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1 DS1302 Introduction:
DS1302 is a high-performance, low-power real-time clock chip launched by DALLAS, USA. It has an additional 31-byte static RAM, uses the SPI three-wire interface to communicate ...[Details]
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I just did a project on the IAR platform and found that there are some differences between it and the cosmic compiler used in STVD. For example: 1. When defining local variables in a function, the ...[Details]
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Earlier this week, Japanese media Nikkan Kogyo Shimbun reported that Sony will supply Apple with OLED microdisplays for use in its long-rumored AR/VR glasses. The report has since been confirmed by d...[Details]
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Sony is about to launch its next-generation game console, and the head of the company's gaming division said Sony has seen "very considerable" consumer demand for the new PlayStation 5 through pre-or...[Details]
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Electrification and automation trends in automotive applications have driven the rise of domain controllers to reduce cable weight and simplify vehicle architecture into multiple localized power cent...[Details]
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On July 27, Contemporary Amperex Technology Co., Ltd. (hereinafter referred to as CATL) issued an announcement stating that it had signed the "Beijing Hillhouse Yurun Equity Investment Fund Partner...[Details]
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Image source: Bloomberg Some of China’s wealthiest tycoons have poured billions of dollars into electric-vehicle companies to fulfill China’s dream of becoming a leader in the sector. Now, a recko...[Details]
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Analog machine learning IC specialist Aspinity is collaborating with Infineon Technologies to combine Aspinity’s Reconfigurable Analog Modular Processing (RAMP) technology with Infineon’s XENSIVTM se...[Details]
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According to news on March 7, TSMC’s financial report data showed that in 2023, TSMC’s Japanese subsidiary JASM and its Nanjing subsidiary in China received a large amount of subsidies. Data shows th...[Details]
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1. Analysis of start_armboot 3 1. norflash initialization The CFG_NO_FLASH macro is not defined, so the program is executed here. Although Nandflash and norflash are both flash, nandflash is refer...[Details]
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Net profit plummeted 328% year-on-year, which is the most "eye-catching" figure in Changan Automobile's Q3 financial report. Changan Automobile is struggling to escape losses due to its declining s...[Details]
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What is vehicle testing?
In-vehicle testing refers to the process of testing and diagnosing vehicles and their related systems in the automotive field. It is a systematic testing method design...[Details]