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In STM32, there are five clock sources, HSI, HSE, LSI, LSE, and PLL. In fact, there are four clock sources, as shown in the figure below (gray blue). PLL is a PLL clock obtained by multiplying the fr...[Details]
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Many of the phenomena of blood pressure monitors failing to start or freezing are related to
the power system
. The power system is as important as other core systems. It is like the ...[Details]
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In order to solve the problem of existing passive safety-related standards restricting the development of new smart car technologies, a plan for the construction of China's smart car passive safety s...[Details]
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According to reports on November 13, according to domestic media reports, the latest improved version of the AI chip launched by NVIDIA for China is expected to be sampled from November to December...[Details]
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Preface From aerospace to children's toys, everything with a little bit of intelligence is inseparable from the presence of microcontrollers... At the beginning of this article, we learn the relevant...[Details]
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Since Codivilla reported bone lengthening in 1904, limb lengthening has been developed for more than 100 years. The theory of slow bone regeneration by stretching has been formed and continuously i...[Details]
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For the design of electromagnetic interference, we mainly carry out design processing from the hardware and software aspects. The following is an introduction to the processing of electromagnetic co...[Details]
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In ARM systems, precise time measurement is sometimes required. Usually, C functions for obtaining time (such as gettime()) are not only poorly versatile (must include the header file DOS.H, and do no...[Details]
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The UEFI Forum has just released version 2.10 of the Unified Extensible Firmware Interface and version 6.5 of the Advanced Configuration and Power Interface (ACPI) specification, which expands suppor...[Details]
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The aircraft power supply system is an important part of modern aircraft. It refers to a complete system composed of a set of devices for the production, conversion and distribution of electri...[Details]
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Many people believe that the iPhone redefined the smartphone. But if we trace back further, who redefined the flip phone? The Motorola StarTAC. Recently, an editor from foreign media CNET found this ...[Details]
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Resistors are generally called resistors in daily life. It is a current limiting element. After the resistor is connected to the circuit, the resistance of the resistor is fixed. Generally, it has ...[Details]
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1. Measurement of high-frequency voltage In order to analyze the influence of the voltmeter on the measured circuit, let's study the equivalent circuit of the voltmeter. The larger the Ci of the ...[Details]
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Wood Mackenzie, a world-renowned research organization, recently released the "Global Solar Photovoltaic Inverter Market: Market Share and Shipment Trend Report in 2019". Data shows that GoodWe's g...[Details]
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With the development of AI technology, AI and the wearable device industry are becoming more and more integrated, including Bluetooth chips, algorithms, applications and other upstream and downstre...[Details]
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