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Just a few decades ago, cell phones weighed more than today’s laptops and home theaters were filled with VHS tapes. The ability to fit more data into a smaller space is one of the most remarkable f...[Details]
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1. Does not turn on, has no display when turned on, restarts repeatedly or crashes; 2. Port failure: no output, inaccurate output value, no load (or insufficient battery), abnormal test results; 3. D...[Details]
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The automotive market and even the larger mobile travel market are undergoing earth-shaking changes. Traditional vehicle manufacturers who once occupied a strong position will fall behind if they are...[Details]
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Using the DT890 digital multimeter to test quartz crystals is fast and accurate. The method is as follows:
Step 1: Set the digital multimeter to 20MΩ and detect the quartz crystal for leakage or sh...[Details]
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With the development of science and technology, mobile phones and electric vehicles have put forward higher requirements in terms of fast charging and long battery life.
Experts from all over ...[Details]
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This week, I debugged the CAN of STM32 and collected some information from the Internet. Thanks to the original author for his selfless contribution.
Here are some key points:
1. CAN filter
As fo...[Details]
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According to a BBC report, French scientist Desmoog pointed out that more and more digital devices have a negative impact on the brain development of the next generation. Since the popularization of ...[Details]
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Start and stop control logic of millisecond timing.
Millisecond counters are usually used in the power industry to measure the interval between a relay or a certain control device is...[Details]
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NE555 constitutes a pulse generator. Adjusting the potentiometer VR2 can generate a pulse with a frequency of about 20 kHz. The potentiometer VR1 adjusts the pulse width. TR1 is the driving stage. Th...[Details]
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1 Introduction
ADT75 is a digital temperature sensor
launched by ADI
. It has a highly integrated
temperature sensor
built in
. Its rated operating temperature range is -5...[Details]
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summary
With the rapid development of artificial intelligence (AI) technology, AI can increasingly support applications that were previously impossible or difficult to achieve. Bas...[Details]
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Whether it is a three-terminal fixed positive voltage regulator or a three-terminal fixed negative voltage regulator, improper use will cause the instrument display value to be unstable and jump. T...[Details]
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Recently, a board resolution of Arm Technology exposed the management struggle under the media spotlight, making the already tense chip and mobile phone industries even more worried about the risk of...[Details]
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1 Introduction Bioimpedance technology is a non-destructive technology that does not cause any harm or side effects to the human body during measurement. It is one of the directions in the developmen...[Details]
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Intelligence and lightweight have become the development direction of the future automobile industry, and advanced automotive materials have become an important part of it and a hot topic of concer...[Details]
stm32/stm8
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