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Place your index finger gently on the sensor, and you will see the LED indicator light flashing with your heartbeat. The arteries in the fingertips of the human body are well developed. When the a...[Details]
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1. Background I recently did a project that required the use of STM32. As before, the clock is the heart of the MCU, and the blood supply is the clock frequency output. If you want to understand an...[Details]
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FS4412 is located in Cortex-A9 1, 3, 8, 7: 1. 3 states of ARM processor The ARM processor is running that instruction and is in that state. (1) ARM state --- running ARM ins...[Details]
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In 2010, China's high-definition flat-panel market was booming! However, many consumers always felt that the TV sound effects were not as good as those of CRT TVs when watching high-definition vide...[Details]
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The innovative Current Controlled Frequency Flyback (CCFF) technique enables analog power factor correction (PFC) controllers to deliver high efficiency over the full load range, with other known ben...[Details]
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In the middle of this year, Google suddenly stopped providing GMS (Google Mobile Services) to Huawei, trying to "brick" Huawei's smartphones sold overseas. Huawei's mobile phones encountered obstacle...[Details]
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Ultrasonic level meter is an instrument suitable for continuous level measurement of various tanks. Its working principle is that the ultrasonic transducer (probe) emits high-frequency ultrasonic p...[Details]
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How much will the new energy vehicle concept brought about by Tesla generate demand for lithium? Guotai Junan is optimistic about this question. Guotai Junan has assumed three scenarios to estimate...[Details]
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With the rapid development of infrared detection technology, the amount of data to be processed by today's infrared real-time image processing systems is getting larger and larger, and the speed requ...[Details]
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When using the protocol stack, the compiler always reports this error. Today I decided to write a record of this error:
First error:
Error : Segment ISTACK (size: 0xc0 align: 0) is too lo...[Details]
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The Redmi Note 11 series of mobile phones will be officially released at 19:00 on October 28, and the Redmi Watch 2 smartwatch will also be released at the same time. According to the lates...[Details]
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Authors : Stephen Bradshaw, Product Applications Engineer; Christian Nau, Product Applications Manager; Enda Nicholl, Strategic Marketing Manager Summary True powered multi-turn sensors based on...[Details]
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1 CAN bus overview CAN is a two-wire differential communication interface whose physical layer is defined according to the ISO 11898-2 standard. This physical layer contains CAN transceivers a...[Details]
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Same as ground Insulation testing is an entry-level technique for electrical engineers Regularly check the insulation of equipment Potential problems can be discovered in advance to prevent damage an...[Details]
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Servo motors are a very important type of drive equipment in the field of modern industrial automation and are widely used in robots, CNC machine tools, automated production lines and other occasio...[Details]
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