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According to foreign media reports, a study by San Jose State University found that 54% of children died because they were forgotten by their caregivers in hot cars. In order to prevent such accident...[Details]
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Circuit principle: The circuit charges the battery after voltage transformation, bridge rectification and conditioning. The transformer can adjust the charging current. It can charge a battery of ...[Details]
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1) C-B type (also known as Pierce) crystal oscillator is shown in Figure 5.3-10. L and CB in Figure A are high-frequency choke and high-frequency bypass capacitor respectively. Ignoring the influe...[Details]
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In the pinout diagram of the STM32 data sheet, you can see that PC14 and OSC32_IN share a pin, and PC15 and OSC32_OUT share a pin. Their usage is as follows:
When LSE (low-speed external clock si...[Details]
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A digital TV set-top box add-on device, also called a set-top box companion, or a digital TV companion, is also called a set-top box audio and video distributor.
Its function is to expand the ...[Details]
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Most non-programmers think software development is very difficult, and it is true, but it is not as difficult as those outsiders understand. In a recent discussion on Quora, programmers shared what t...[Details]
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According to foreign media reports, researchers at Washington State University (WSU) and Pacific Northwest National Laboratory (PNNL) have developed a sodium-ion battery with energy storage capacity ...[Details]
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The hardware platform of the wireless printing module was built on the ARM chip AT91RM9200, and the software platform was built on the Android operating system. By calling CUPS of the Linux kernel, t...[Details]
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Commonly used automotive-grade resistors are also called automotive-grade resistors and automotive resistors. In addition, we can also use them as AEC-Q200 resistors, because they can only be used ...[Details]
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The 5.8GHz band is a higher frequency and more open ISM band than the 2.4GHz band. At the same time, 5.8GHz also uses IP-based or circuit-based wireless transmission technology. The IP-based techno...[Details]
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Building on the strong momentum of global cellular vehicle-to-everything ( C-V2X ) development, Qualcomm Technologies, Inc., a subsidiary of Qualcomm Incorporated, today launched the new Qualcomm® ...[Details]
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How to use the smart soil nutrient tester. The smart soil nutrient tester is a rapid testing instrument used to detect soil environmental conditions and improve soil fertility. On the one hand, the ...[Details]
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"In the face of the turbulent changes of the times, the commercial vehicle industry as a whole has begun to adopt new energy sources and become more intelligent. However, technological upgrades will ...[Details]
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Preface With the continuous development of modern science and technology, people have higher and higher requirements for the horizontal accuracy of various base platforms, and some existing o...[Details]
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In the face of new changes in the energy supply and demand structure and new trends in international energy development, how can energy storage play a key supporting role in accelerating the construct...[Details]