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Anyone who has studied MCU technology knows that MCU key input can generally be divided into two types: simple independent key input and column keyboard input. Figure 1 is a simple independent keyboar...[Details]
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1. Convert the data received by the serial port into float data float CXXDlg::FourChar2Float(char* szBuf, //HEX ASC data bool bBigEndian = false) //Indicates whether it...[Details]
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There is news that Apple has confirmed that the iPhone 13 has a large number of pink screen problems. Previously, the relevant website received 36,000 complaints, all about this type of situation, ac...[Details]
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IHS Markit recently revised down its forecast for global new car sales in 2019 to 91 million units, a 2% year-on-year decrease, compared with the original forecast of a year-on-year increase. Kyo...[Details]
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Compiled from eetimes Micron Technology executives discussed the company's momentum at its investor day last week, unveiling plans to add sixth-generation 232-layer NAND flash memory manufacturing ...[Details]
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I have published an article before http://www.51hei.com/mcu/1616.html This is an improved version with several minor issues fixed.
//Note that this source code comes from the Internet (DIY ultra-li...[Details]
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The interference of switching power supply
is generally divided into two categories: one is the interference caused by the internal components of the switching power supply; the oth...[Details]
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In the analysis of electronic circuits, static analysis (also known as DC analysis) is the basis of circuit analysis. However, it is well known that electronic components are nonlinear, so the anal...[Details]
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Problem Description When using the STM32 serial port for DMA transmission (Noraml mode), the transmission function log_printf() is called twice in a task, but the data sent back is not consistent w...[Details]
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With the collective rise of domestic storage, more and more domestic storage brands have begun to leap onto the international stage and compete with world giants. Kimtek is an excellent representativ...[Details]
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On October 29, OPPO suddenly announced that the new OPPO K7x 5G will be released on November 4! The ultra-long battery life is the highlight of this phone. Unfortunately, except for the official post...[Details]
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From entering the industry to looking at the mountains from a distance, it takes 5 years to make a rash judgment. China's industrial application mobile robot (AGV/AMR) industry is like any emerging s...[Details]
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Researchers have identified distinct differences among the cells that make up the retina, a tissue that is critical to human visual perception. Scientists from the National Eye Institute (NEI) discov...[Details]
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1 Introduction
The drive test system is an important component of network coverage assessment, network optimization, and network KPI assessment. Different test equipment can be used according ...[Details]
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1. Introduction At present, most of the operating power supply systems of power plants and substations use DC power supply. The DC power supply system is a very important secondary equipment in powe...[Details]