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Recently, Fuhong Chuangxin issued a notice of product price increase, stating that due to well-known reasons, the global semiconductor industry has an imbalance in supply and demand, the production c...[Details]
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Recently, the Hunan Supervision Office of the National Energy Administration issued the "Hunan Electric Power Auxiliary Service Management Implementation Rules", "Hunan Electric Power Grid Operatio...[Details]
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The driver of 12864 LCD is similar to that of 1602, except that it has a few more extended functions, not as good as the drawing function: Here is a comment: Don't simply think that 12864 is 64 on th...[Details]
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Measurement of AC signal with DC component
The oscilloscope can measure AC signal with DC component, including the size of DC component, the size of AC component and the instantaneous value of a cer...[Details]
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Abstract
: This paper makes a brief analysis of the principles of microcomputer
relay protection,
which is increasingly widely used in the field of relay protection
, from the aspects of ha...[Details]
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Gearbox is a very common component in mechanical equipment. How to ensure its normal operation is of great significance to the safe and reliable operation of the entire system. Due to the friction bet...[Details]
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Purpose: Key driver, obtain key value by querying. Write out the framework: a.file_operation structure; b. Register the file_operation structure in the entry function and unload it in the exit func...[Details]
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In high-frequency PWM switching converters, a reliable gate drive circuit must be designed to ensure that the power MOSFET works at high frequency, high voltage, and high current. A good driving ci...[Details]
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Figure 1 shows a simplified diagram of a power supply structure using the PLC810PG device, where the LLC resonant inductor is integrated into the transformer. The PFC section of the PLC810PG ...[Details]
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As a key component of electric vehicles, batteries are the focus of research and development by many automobile companies and battery chemical companies. Improving driving range and extending battery...[Details]
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When developing with cube development tools and using HAL libraries, there is a problem that when we finish configuring the cube interface, we "think that everything is configured", but when writing ...[Details]
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1 Introduction
Power electronic devices have become one of the main sources of harmonics in the power grid. There are two main methods to suppress harmonics generated by power electronic devic...[Details]
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Computer communication is the combination of computer technology and communication technology to complete the information exchange between computers and external devices or between computers. There...[Details]
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U.S. President Joe Biden signed an executive order on Thursday banning U.S. entities from investing in dozens of Chinese companies with alleged ties to the defense or surveillance technology sectors,...[Details]
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There are many things to learn about ARM, and interrupts are definitely something that needs to be learned. Since the CPU introduced interrupts, we have truly entered the multi-tasking system and g...[Details]
DIY/Open Source Hardware
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