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This month, three Samsung models passed the Ministry of Industry and Information Technology's telecommunications equipment network access certification. One of the new models, SM-G7810, is Sam...[Details]
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1. Introduction to SysTick (the above information comes from the CM3 Chinese reference manual) The SysTick timer is bundled in the NVIC and is used to generate the SYSTICK exception (exception nu...[Details]
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Many users already know that the Zhipai system produced by Kexin Optoelectronics has four models of products, namely the trial version S1, the standard version S2, the enhanced version S3, and the fl...[Details]
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O Introduction
Fieldbus is a fully decentralized, fully digital, intelligent, bidirectional, interconnected, multi-variable, multi-point, multi-station communication network used between field in...[Details]
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A hysteresis control circuit for a buck-type LED constant current driver chip is designed. The chip adopts a high-side current detection scheme and uses a hysteresis current control method to perform...[Details]
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According to data from AVC Revo, China's local government power-rationing measures have caused the capacity utilization rate of LCD panel supply chain manufacturers' factories to drop to around 60%, ...[Details]
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Yesterday, a domestic digital blogger exposed the real photos of Huawei Mate 40's re-shelled phone - TD Tech M40. Its rear logo is TD Tech and it is equipped with the Dimensity 1000+ chip.
Thi...[Details]
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Since AI entered the public eye from an application perspective, it has been unable to escape the criticism of "humanism". As a technology that relies on massive amounts of data, the reason why AI ca...[Details]
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Recently, the China Patent Announcement Network of the State Intellectual Property Office showed that SAIC Motor Corporation has disclosed a new technology patent named "An automatic parking control ...[Details]
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The LM317T in this circuit is an adjustable 3-terminal positive voltage regulator. It can provide 1.5A current in its output voltage range of 1.2~37V. The use of internal current limiting, thermal sh...[Details]
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Because I wrote an IAP upgrade program for stm32 before, I summarized the three main difficulties of IAP upgrade: 1. How to set the interrupt vector, that is, the redirection of the interrupt vector ...[Details]
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The car taillights, which consist of brake lights, reverse lights, turn signals, fog lights, etc., can not only provide lighting information in low light conditions, but also transmit the vehicle's...[Details]
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There are two timers T0 and T1 in the 51 series of MCUs. There is a lot of information on the Internet. The 52 MCU has one more timer T2 and 128 bytes of RAM than the 51 MCU. The function of timer T2 ...[Details]
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1. Introduction
With the rapid development of embedded technology, the number of new generation industrial controllers based on embedded systems is increasing. Different from previous cont...[Details]
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On January 11, the State Administration for Market Regulation and the National Standards Administration learned that three national standards, namely the "Electrochemical Energy Storage Power Stati...[Details]
Analog electronics
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