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#include "stm32f10x.h" #include "key.h" //Key initialization function void KEY_Init(void) { GPIO_InitTypeDef GPIO_InitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE); GPIO_InitStruct...[Details]
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Function: connect the PC keyboard (P/S2 interface) to the 8-bit microcontroller Principle: The keyboard clock is connected to port p3.2, which is the external interrupt int0 of 8051, and the ke...[Details]
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As the COVID-19 pandemic spreads around the world, ventilators have become one of the most important medical devices for saving lives and fighting the epidemic. China's ventilator-related industries,...[Details]
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Data acquisition technology involves a wide range of fields, a wide dynamic range of collected signals, a large amount of data to be processed, and high requirements for the real-time performance o...[Details]
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1. Various multiplexing and various settings (can be used as simple IO function or various second functions; can be controlled as input, output, connect pull-up resistor, connect pull-down resistor,...[Details]
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According to the news from the official WeChat public account of the Unified Push Alliance, Nut phones have now completed the unified push adaptation. So far, 12 mobile phone manufacturers, including...[Details]
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Whenever a new Galaxy device is launched, Samsung always starts promotions quickly. However, promotions for old users are relatively rare. Interestingly, for American consumers who are still usi...[Details]
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1 Introduction Traveling wave tubes and high-power solid-state power amplifiers are the core of radars and jammers. Their technical level determines the tactical performance of these equipment an...[Details]
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Recently, Dinglong Holdings' official microblog reported that its subsidiary Dinghui Microelectronics sold 10,544 CMP polishing pads in July this year, the first time that the monthly sales of this p...[Details]
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With the rapid development of Internet technology and multimedia technology, voice communication technology is becoming more and more widely used and more and more valued . Today's embedded devic...[Details]
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At the iPhone 4S launch event, Apple introduced the phone to the world by saying: The same shell as the iPhone 4, but a completely different interior. So, how exactly is its interior "completely di...[Details]
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Introduction
The proliferation of wireless transceivers in portable applications has placed significant emphasis on the ability of electronic circuits to operate in close proximity to high-frequenc...[Details]
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Abstract: This article mainly introduces the basic knowledge of audio analysis and audio analyzer, and discusses the basic concepts, audio analysis methods, audio analysis principles, audio parameter...[Details]
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The latest USB 3.0 protocol (or "SuperSpeed USB") was developed to provide higher data transfer rates and improve power delivery capabilities by supporting higher current levels on each port. It ...[Details]
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On November 4, Nokia issued a press release on October 31, announcing that the company was selected by the European public-private partnership Smart Networks and Services Joint Undertaking (SNS JU)...[Details]
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