應(yīng)用德國(guó)Micronas公司的CDC3207G微控制器開發(fā)了一款汽車儀表板系統(tǒng)。詳細(xì)地介紹了該系統(tǒng)的硬件原理，以及步進(jìn)電機(jī)，音頻控制，LCD顯示，LED指示燈和報(bào)警燈等幾個(gè)模塊的實(shí)現(xiàn)方法。應(yīng)用μC/OS-II實(shí)時(shí)操作系統(tǒng)開發(fā)軟件。著重介紹了啟動(dòng)代碼的設(shè)計(jì)和任務(wù)的規(guī)劃。 Abstract: A dashboard system is developed by using CDC3207G microcontroller made by Micronas.The hardware of the sys-tem and the realization of the step motor module,audio module,LCD display and LED indicator and alarm module are ex-plained in detail.The μC/OS-II real-time operating system is used for the sOftware development and the starting code design and the task planning is explained specifically.
標(biāo)簽： 3207G 3207 CDC 汽車儀表板
上傳時(shí)間： 2013-10-26
上傳用戶：x4587
介紹一種采用單片機(jī)技術(shù)和基站器件EM4095的手持式低頻RFID讀卡器方案。首先對(duì)整個(gè)系統(tǒng)框架進(jìn)行說明，然后介紹主要功能模塊的設(shè)計(jì)，給出了各模塊的原理圖。重點(diǎn)描述了基站器件EM4095的性能參數(shù)和功能原理，最后描述了該系統(tǒng)的主程序流程圖。 Abstract: In this paper,a handheld RFID reader based on MCU and EM4095 is introduced.At first，the configuration of this system is explained.Then the design of main modules and schematic documents are particularly presented.The parameters and principle of the chip EM4095 are introduced in detail. At last，the main sOftware flow is given
標(biāo)簽： 4095 RFID EM 單片機(jī)
上傳時(shí)間： 2013-10-18
上傳用戶：windypsm
針對(duì)目前燃?xì)庠钍袌?chǎng)的狀況，提出一種基于PIC16C711單片機(jī)的燃?xì)庠蠲}沖點(diǎn)火控制器設(shè)計(jì),具體包括有系統(tǒng)的組成和功能介紹、硬件電路設(shè)計(jì)及軟件功能實(shí)現(xiàn)。 Abstract: Aiming at today’s gas cooker market, a pulse ignition controler design based on PIC16C711 is presented.The specific descriptions of system components and functions,hardware circuit design and sOftware function are given.
上傳時(shí)間： 2013-10-31
上傳用戶：zhqzal1014
氣壓是氣象監(jiān)測(cè)中的一個(gè)重要參數(shù)，提出了一種氣壓數(shù)據(jù)采集模塊設(shè)計(jì)方案，該模塊采用數(shù)字氣壓傳感器MS5534B、MSP430單片機(jī)MSP430F2272和帶實(shí)時(shí)時(shí)鐘（RTC）64 KB鐵電存儲(chǔ)器。通過低功耗軟件設(shè)計(jì)方法以微安級(jí)整體平均功耗實(shí)現(xiàn)了氣壓數(shù)據(jù)的采集和存儲(chǔ)，適合電池供電的連續(xù)高精度氣壓采集應(yīng)用。給出了模塊的軟硬件設(shè)計(jì)以及MS5534B的性能指標(biāo)和使用經(jīng)驗(yàn)。 Abstract: Air pressure is an important parameter in weather monitor.This paper futs forward a new design scheme of low power-air pressure data acquisition module.The module uses a digital output barometer sensor MS5534B,MSP430 microcontroller MSP430F2272 and integrated RTC 64KB FRAM,precision air pressure measurement and storage chip.Another point of this module is low power consumption, so it is well suited for battery powered air pressure data acquisition applications. At the same time,the sOftware and hardware deign of module is presented,And the speciaties and use notices of MS5534B are given.
上傳時(shí)間： 2014-12-27
上傳用戶：drink！
采用單片機(jī)AT89C2051實(shí)現(xiàn)溫度測(cè)量與控制,鍵盤和顯示電路實(shí)現(xiàn)溫度的設(shè)定、修改、清零以及當(dāng)前溫度值的顯示,并對(duì)溫度超過上下限進(jìn)行報(bào)警。闡述了該系統(tǒng)設(shè)計(jì)的硬件和軟件設(shè)計(jì)。 Abstract: The system of temperature measuring and controling is realized based on AT89C2051.The keyboard and display circuit is designed,which can be used for setting and modifying temperature value,resetting and displaying the present temperature value.At the same time the warning circuit is also designed in the system,which can deal with the alarm when temperature exceeds the upper limit and the lower limit.The hardware and sOftware design of the system are explained．
上傳時(shí)間： 2013-11-18
上傳用戶：leehom61
介紹一種無極可調(diào)交流電子負(fù)載設(shè)計(jì)的新方法，由ATmega48單片機(jī)輸出PWM波，通過上位機(jī)設(shè)定不同的占空比控制場(chǎng)效應(yīng)管的通斷時(shí)間，即改變流過場(chǎng)效應(yīng)管的平均電流。根據(jù)電流的大小，可以等效為相應(yīng)的負(fù)載，并將采集的電流值顯示在上位機(jī)上。文中對(duì)該系統(tǒng)的軟﹑硬件設(shè)計(jì)思路作了詳細(xì)的分析，闡述了其設(shè)計(jì)原理。 Abstract: A new type electronic load is introduced.Due to ATmega48 microcomputer output PWM wave.The different duty is set ratio through PC to control FET turn-on time.We can equivalent homologous load according the current and display the current at PC.The hardware and sOftware designing are analysed in detail. The principle is explained and the output is also given.
標(biāo)簽： ATmega 48 單片機(jī) 交流電子
上傳時(shí)間： 2013-11-23
上傳用戶：蟲蟲蟲蟲蟲蟲
提出了一種基于C8051F320的紅外模擬槍戰(zhàn)系統(tǒng)設(shè)計(jì)方案。介紹了紅外模擬槍戰(zhàn)系統(tǒng)的構(gòu)成，給出了硬件選型、系統(tǒng)硬軟件設(shè)計(jì)。利用紅外抗對(duì)系統(tǒng)的工作原理，系統(tǒng)獲得良好效果。 Abstract: This paper presents the design of simulated gunfight system based on C8051F320.Introduces system structure,and puts forward hardware selection of infrared simulated gunfight system and system hardware and sOftware designs.Using the operation principle of infrared antagonizing system,the system result is good.
標(biāo)簽： C8051F320 模擬 系統(tǒng)設(shè)計(jì)
上傳時(shí)間： 2013-11-20
上傳用戶：南國(guó)時(shí)代
提出了一種基于C8051F320的列車安全巡檢儀的設(shè)計(jì)方案，詳細(xì)闡述了巡檢儀的各個(gè)模塊的硬、軟件設(shè)計(jì)。巡檢儀集信息采集、軸溫檢測(cè)、照明和記錄存儲(chǔ)等功能于一體，實(shí)現(xiàn)了對(duì)列車安全巡檢工作有效的監(jiān)督和科學(xué)管理。系統(tǒng)軟件采用C51編寫，對(duì)單片機(jī)進(jìn)行有效的電源管理，保證了巡檢儀的穩(wěn)定性、可靠性和低功耗性。 Abstract: This paper puts forward a design of train safety inspection based on C8051F320,describes all modules hardware and sOftware design of inspection instrument.The inspection instrument has the function of information collection, axle’s temperature detection, lighting and records storage.It can supervise and administer train safety inspection work effectively.The system sOftware using C51 can manage the power of single chip microcomputer, and guarantee the stability, reliability and low power consumption of the inspection instrument.
標(biāo)簽： C8051F320 列車 儀的設(shè)計(jì) 巡檢
上傳時(shí)間： 2013-12-22
上傳用戶：落花無痕
針對(duì)51單片機(jī)系統(tǒng)中常用的A/D轉(zhuǎn)換器價(jià)格高、精度低的缺點(diǎn)，介紹TI公司的16 位的帶有I2C串行接口的A/D轉(zhuǎn)換器ADS1110的工作原理，給出ADS1110與AT89C51單片機(jī)系統(tǒng)的接口電路和軟件設(shè)計(jì)。實(shí)踐證明，ADS1110具有高性價(jià)比和實(shí)用性。 Abstract: According to the disadvantages of high expense and low accuracy of the general A/D converter used in MCS51 microchip system,the principle and working process of a high accuracy 16-bit A/D conversion ADS1110 which has I2C bus and belongs to TI Company are proposed here as well as the interface of ADS1110 to AT89C51 and sOftware list.It is proved to be high performance index and practicability.
上傳時(shí)間： 2013-11-21
上傳用戶：gyq
通過對(duì)程控濾波器的理論分析，在研究MAX262的功能和單片機(jī)的SPI總線通信的基礎(chǔ)上，提出了基于MAX262的程控濾波器設(shè)計(jì)方案，設(shè)計(jì)了程控濾波器的軟硬件，并給出了測(cè)試結(jié)果。 Abstract: By analyzing the programmable filter,the paper puts forward a programmable filter system design based on MAS262 on basic of studying MAS262 features and SPI bus communication.sOftware and hardware of the programmmable filter are designed,and the test result is given.
標(biāo)簽： MAX 262 程控 濾波器設(shè)計(jì)
上傳時(shí)間： 2013-11-15
上傳用戶：wxhwjf
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