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This article introduces an infrared lighting fill light system that uses a low-cost, high-efficiency boost power management chip CP2122B1 to drive an infrared emitting diode. Based on the characterist...[Details]
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The Shanghai Composite Index maintained a narrow range of fluctuations throughout the day and finally closed almost flat. The market trading volume shrank, with a total turnover of 743.5 billion yuan...[Details]
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By the end of October, more authoritative data from Europe (ACEA) and the United States (Argonne) came out, and I wanted to do some in-depth analysis and processing of these data. 1) Europe In the...[Details]
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I recently attended a local (Seattle) meeting of the IEEE Electromagnetic Compatibility (EMC) Society, which is not where I live but I highly recommend it to you, as you can learn more about the ba...[Details]
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question: Use the systick_config() function to implement counting. This function enables interrupts in the SysTick_CTRL_TICKINT_Msk in the code below. Regardless of whether the system clock is 72Mh...[Details]
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Many of our engineers like to use
BAV99
for ESD protection applications, thinking that BAV99 can completely solve the ESD problem. In fact, this idea is wrong. As we know, BAV99 is a diode, it ...[Details]
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The spectrum analyzer has a wide frequency range and high sensitivity, and is very suitable for measuring the frequency distribution of communication equipment and links. However, its disadvantage is...[Details]
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TDA1514 is a high-fidelity audio amplifier that can output 50W audio power. The power supply voltage is between 10V and 30V. It can be used as a home amplifier.
The TDA1514 integrated ci...[Details]
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When it comes to pure vision autonomous driving solutions, the first thing that comes to mind is Tesla. Indeed, as early as 2021, Tesla has already implemented a pure vision BEV detection solution,...[Details]
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Introduction to mmap provided by glibc mmap Declaration The mmap function used in user space is provided by glibc Statement found through man mmap #include sys/mman.h void *mmap(void *addr, si...[Details]
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0 Introduction
VoIP (Voice over Internet Protocol) is a new communication technology that uses IP protocol to transmit voice data, which first digitizes the voice signal and compresses it ...[Details]
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Recently, Roland Berger, a leading global strategic management consulting firm, and Horizon Robotics, a global leader in edge AI chips, released the "Smart Cockpit Development Trend White Paper". The...[Details]
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The infrared thermometer is a method of using a thermal imager to detect online electrical equipment. The infrared temperature recording method is a new technology used in industry for non...[Details]
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The book introduces the hardware structure of the single-chip microcomputer using MCS-51 as an example. I am not very interested in hardware, so I will omit some content.
According to the function, i...[Details]
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This AC power supply has over-voltage and over-current protection, and the electrical appliances are isolated from the mains, so it is safer and more convenient to use when repairing pumps, power sup...[Details]
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