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The well-known data research organization IDC released the "IDC China Smart Speaker Device Market Monthly Sales Tracking Report". From January to April 2020, domestic smart speaker sales were 10.56 m...[Details]
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1. About the initialization function of the serial port: MX_USART2_UART_Init() --- baud rate, parity and other configurations HAL_UART_Init()---will huart- RxState = HAL_UART_STAT...[Details]
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On December 4, a seminar on ubiquitous power Internet of Things and industrial chain modernization was held in Beijing. Experts from relevant government departments, universities, and enterprises s...[Details]
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IoT security, as the name implies, is to combine the functional characteristics of IoT products and security products to achieve the role of security protection. That is, to use IoT technology to achi...[Details]
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The anti-lock brake system (ABS) of a car is to automatically control the braking force when the car brakes, so that the wheels are not locked and are in a state of rolling and sliding (slip rate is ...[Details]
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Overview of Nand Flash Nandflash is mainly read and written in page units, and erased in block units. Each page is divided into a main area and a spare area. The main area is used to store normal d...[Details]
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1. To achieve precise timing, the automatic loading mode of the timer must be used. This experiment uses the T2 timer and allows it to work in the 16-bit automatic loading mode. At this ...[Details]
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Shenzhen Youwei Technology Holding Group Co., Ltd. (hereinafter referred to as "Youwei Technology") announced that it has received another RMB 100 million in C++ round financing, with capital increas...[Details]
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In the recent technology circle, everyone has been fascinated by ChatGPT launched by Microsoft. As a chatbot launched by the artificial intelligence company OpenAI in November 2022, it can conduct co...[Details]
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1 Introduction
Mining electric locomotives are important means of transportation in the coal mining industry. Due to the extremely harsh working environment in coal mines, the electric drive...[Details]
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Astronomy is not illusory, but a perpetual motion machine of human technology. Astronomy is both an important frontier in promoting AI and the discipline that benefits the most from AI. If in the ...[Details]
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Recently, researchers at the University of Waterloo have developed an innovative display that can display electronic information through clothing and other fabrics. Figure 1. Interactive vocabu...[Details]
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Due to the requirements of LED lighting power supply: the PF value of civil lighting must be greater than 0.7, and that of commercial lighting must be greater than 0.9. For 10~70W LED driver powe...[Details]
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Some insulating objects (such as plastics, porcelain, etc.) can reach a stable value in an instant under the action of DC voltage. However, for electrical equipment such as generators, transformers,...[Details]
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1. Why do we need DMA?
First, let's look at the serial port to transmit information: sending strings.
Send function: Add the following send function in uart.c:
Next c...[Details]
Analogue and Mixed Signal
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