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The balance and trade-off between security and convenience is key to all access control, including homes, businesses and data. 20 years ago, physical keys were replaced by low-frequency radio freq...[Details]
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Related functions: void GPIO_DeInit(GPIO_TypeDef* GPIOx); void GPIO_Init(GPIO_TypeDef* GPIOx, GPIO_Pin_TypeDef GPIO_Pin, GPIO_Mode_TypeDef GPIO_Mode); void GPIO_Write(GPIO_TypeDef* GPIOx, u8 PortV...[Details]
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On October 29, at the 5G Communication Chip Forum of the 15th "China Core" Integrated Circuit Industry Promotion Conference, Huizhiwei founder and CEO Li Yang took the theme of "Reconfigurable RF Fro...[Details]
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At the first Infineon Automotive Innovation Summit and the 10th Automotive Electronics Developers Conference held recently, industry experts gathered to discuss new energy, electronic and electrical ...[Details]
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1. Check the transformer for any obvious abnormalities by observing its appearance, such as whether the coil lead is broken or desoldering, whether the insulating material has burnt marks, whether t...[Details]
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1 Introduction With the development of microcomputers and data transmission equipment, the transmission rate of modems is getting higher and higher, and there are more and more varieties. S...[Details]
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Recently, UniStrong stated in response to investors' questions on an interactive platform that it is possible for Tianqin chips to be integrated with Huawei technology in terms of processors and oper...[Details]
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On March 3, OPPO Vice President Shen Yiren tweeted a preview of OPPO Find X2, saying that this flagship is exciting. Previously, OPPO founder and CEO Chen Mingyong confirmed that OPPO Find X2...[Details]
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In the STM32 firmware library, you need to pay attention when you use the RCC_GetClocksFreq() function.
(For example, when you use the serial port's USART_Init, you will use this function invisibly)....[Details]
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0 Introduction
In the process of urban construction, more and more attention is paid to the concept of green environmental protection. However, the use of solid bricks will cause a huge waste of res...[Details]
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As shown in Figure 4.14.2, the parallel port P1 of AT89S51 is connected to a 4×4 matrix keyboard, with P1.0-P1.3 as input lines and P1.4-P1.7 as output lines; the serial number of each key is displ...[Details]
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Difference between synchronous motor and asynchronous motor
A synchronous motor is an AC motor that generates torque by the interaction between the excitation magnetic field of the DC
powe...[Details]
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Insulating oil withstand voltage tester with voice coil module. As we all know, insulating oil is a synthetic liquid insulating material, referred to as synthetic oil. Since mineral insulating oil is...[Details]
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When making high-frequency circuits, we often encounter the problem of frequency measurement. In fact, a frequency counter is an electronic device that is relatively easy to make. The performance o...[Details]
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On October 28, BOE held the "Only One True Image" ADS Pro Technology Appreciation Conference in Shanghai. BOE has created three interactive scene areas, namely "Light and Shadow Reveals Truth", "Al...[Details]
Embedded System
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