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STM32 sometimes needs to disable global interrupts when in use. For example, the external interrupts need to be disabled during the MCU upgrade process to prevent the upgrade from failing due to exte...[Details]
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In recent years, China has introduced a series of education policies to promote the comprehensive development of modern education. In 2018, the Ministry of Education of China issued the "Education In...[Details]
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In the previous chapters, we discussed the confidence of aiSim simulation synthetic data. In addition, in the process of scene reconstruction and closed-loop testing, we will inevitably face proble...[Details]
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As an important member of the capacitor family, electrolytic capacitors are being used more and more widely in various electronic devices due to their advantages of large capacity, small size and low...[Details]
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We software engineers love to find the perfect solution to any problem we encounter. But oddly enough, we find that in this particular area, there is no perfect solution. Clever tricks may save som...[Details]
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The U.S. Department of Energy's 2009 Smart Grid Report specifically pointed out that smart meters are the foundation of smart grids. They not only provide power companies and consumers with informatio...[Details]
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In the STM32 firmware library and the provided routines, assert_param() can be seen everywhere. If you open the stm32f10x_conf.h file in any routine, you can see that assert_param is actually a macro ...[Details]
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How a multimeter measures AC voltage When plugged in, use the AC voltage block of the digital multimeter to measure the working voltage of the DC power supply system and the working standard voltage ...[Details]
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Smart home, in the final analysis, is a competition among manufacturers for control over the home Internet of Things. With the rise of the concept of smart home, a battle for "entrance" has quietly b...[Details]
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According to the latest news from blogger @数码闲聊站 today, OPPO is about to launch the Reno7 series of mobile phones, and its standard version engineering machine will still have a straight screen with ...[Details]
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0 Introduction
Electromagnetic flowmeter is a metering instrument for measuring the volume flow of conductive media, with the characteristics of high measurement accuracy, good stability and ...[Details]
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The circuit diagram of the pocket hearing aid consists of: touch switch, micro switch; common ceramic capacitor pack; CRB 455E remote control crystal oscillator; 97A6 bidirectional thyristor; DC/DC b...[Details]
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S7 communication is an optimized communication protocol for S7 series PLC based on MPI, PROFIBUS, and ETHERNET networks, and is mainly used for communication between S7-300/400 PLCs. S7 communicati...[Details]
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As automotive applications have become increasingly complex and electronically driven, it is no surprise that more innovations and specialized technologies are being applied to this area. One uniqu...[Details]
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ARM processors have been developed for many years, with many architectures and many different cores.
The architectures are armv1 v2 v3 v4 v5 v6 v7
There are too many cores, for example, a...[Details]