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低功耗技術(shù)

  • 單片機(jī)家族AM系列

    覆蓋8位至32位的統(tǒng)一結(jié)構(gòu)的單片機(jī)。 Panasonic(松下)AM1(MN101)和AM3(MN103)系列單片機(jī),對機(jī)器驅(qū)動用軟件和系統(tǒng)需求進(jìn)行分析,基于全新的概念開發(fā)而成。是一種對8位和32位采用統(tǒng)一結(jié)構(gòu),面向C語言,同時實現(xiàn)經(jīng)濟(jì)性和高速性的,高性能,低功耗的單片機(jī)。 Panasonic系列單片機(jī)做為高性能嵌入式控制器和多媒體裝置的關(guān)鍵器件,在同一開發(fā)環(huán)境中開發(fā),廣泛應(yīng)用于諸多領(lǐng)域。

    標(biāo)簽: 單片機(jī)

    上傳時間: 2013-11-15

    上傳用戶:daoyue

  • AT89S51單片機(jī)實驗及實踐教程

    概述: 單片機(jī)以其高可靠性、高性價比、低電壓、低功耗等一系列優(yōu)點,近幾年得到迅猛發(fā)展和大范圍推廣,廣泛應(yīng)用于工業(yè)控制系統(tǒng),數(shù)據(jù)采集系統(tǒng)、智能化儀器儀表,及通訊設(shè)備、日常消費類產(chǎn)品、玩具等。并且已經(jīng)深入到工業(yè)生產(chǎn)的各個環(huán)節(jié)以及人民生活的各層次中,如車間流水線控制、自動化系統(tǒng)等、智能型家用電器(冰箱、空調(diào)、彩電)等,無不含有CPU控制器,即單片機(jī)。 為適應(yīng)目前人才緊缺的狀態(tài)、著眼于培養(yǎng)單片機(jī)人才、單片機(jī)工程師。我們推出了針對培養(yǎng)學(xué)習(xí)者應(yīng)用能力的AT89-ISP在線下載實驗儀。以配合各大、中專院校、高職、技校等紛紛增加及擴(kuò)大的單片機(jī)教學(xué)的需要。

    標(biāo)簽: 89S S51 AT 89

    上傳時間: 2013-11-18

    上傳用戶:小寶愛考拉

  • C8051F320列車安全巡檢儀的設(shè)計

    提出了一種基于C8051F320的列車安全巡檢儀的設(shè)計方案,詳細(xì)闡述了巡檢儀的各個模塊的硬、軟件設(shè)計。巡檢儀集信息采集、軸溫檢測、照明和記錄存儲等功能于一體,實現(xiàn)了對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 巡檢

    上傳時間: 2013-12-22

    上傳用戶:落花無痕

  • 基于MSP430F149的智能電池巡檢系統(tǒng)的設(shè)計

    介紹了電力操作電源與智能電池巡檢系統(tǒng)的特點,給出了一種基于超低功耗單片機(jī)MSP430 F149針對中小型變電站自動化運行的專用設(shè)備的基本設(shè)計原理及實現(xiàn)方法,最后給出了詳細(xì)硬件構(gòu)成和軟件實現(xiàn)。該系統(tǒng)能滿足中小型變電站安全、可靠、自動運行的要求,并通過與上位機(jī)的串行通信實現(xiàn)變電站的遠(yuǎn)程管理和控制。 Abstract:  The characters of the intelligent battery data logging system of the electric operation power are introduced.The basic design principle and the implemented methods of the special equipment which only designed for the middle or small transformer substation based on MSP430F149 are prescribed. Finally, the hardware block diagram and the software flow chart are also given. The function that the system finally needs to realize can basically meet with the middle or small transformer substation’s satisfy, reliably,and automatic running.And it can also realize the transformer substation long-distance management and control by serial communicating with the host computer.

    標(biāo)簽: 430F F149 MSP 430

    上傳時間: 2013-11-25

    上傳用戶:黃華強(qiáng)

  • 基于C8051F930的管道溫度壓力遠(yuǎn)程監(jiān)測系統(tǒng)

       為解決輸油管道溫度壓力參數(shù)實時監(jiān)測的問題,設(shè)計了以C8051F930單片機(jī)作為控制核心的超低功耗輸油管道溫度壓力遠(yuǎn)程監(jiān)測系統(tǒng)。現(xiàn)場儀表使用高精度電橋采集數(shù)據(jù),通過433 MHz短距離無線通信網(wǎng)絡(luò)與遠(yuǎn)程終端RTU進(jìn)行通信,RTU通過GPRS網(wǎng)絡(luò)與PC上位機(jī)進(jìn)行遠(yuǎn)程數(shù)據(jù)傳輸,在上位機(jī)中實現(xiàn)數(shù)據(jù)存儲和圖形化界面顯示,從而實現(xiàn)輸油管道溫度壓力參數(shù)的實時監(jiān)測和異常報警。經(jīng)實驗證明,該系統(tǒng)的12位數(shù)據(jù)采集精度滿足設(shè)計要求,漏碼率小于1%,正常工作時間超過5個月,能實時有效地監(jiān)測輸油管道的溫度壓力參數(shù),節(jié)省大量人工成本,有效預(yù)防管道參數(shù)異常造成的經(jīng)濟(jì)損失和環(huán)境污染。 Abstract:  In order to solve the problems on real-time monitoring of pipeline temperature and pressure parameters, the ultra-low power remote pipeline temperature and pressure monitoring system was designed by using the single chip processor C8051F930 as the control core. The high-precision electric bridge was used in field instruments for data collection, the 433MHz short-range wireless communication network was used to make communication between field instrument and RTU, the GPRS was used by the RTU to transmit data to the PC host computer, and the data was stored and displayed in the PC host computer, so the real-time monitoring and exception alerts of pipeline temperature and pressure parameters were achieved. The experiment proves that the system of which error rate is less than 1% over five months working with the 12-bit data acquisition accuracy can effectively monitor the pipeline temperature and pressure parameters in real time, it saves a lot of labor costs and effectively prevents environmental pollution and economic losses caused by abnormal channel parameters.

    標(biāo)簽: C8051F930 溫度 壓力 遠(yuǎn)程監(jiān)測系統(tǒng)

    上傳時間: 2013-11-07

    上傳用戶:cuibaigao

  • PCF8563 低價時鐘芯片數(shù)據(jù)手冊及封裝庫

    PCF8563 是低功耗的CMOS 實時時鐘/日歷芯片,它提供一個可編程時鐘輸出,一個中斷輸出和掉電檢測器,所有的地址和數(shù)據(jù)通過I2C 總線接口串行傳遞。最大總線速度為400Kbits/s,每次讀寫數(shù)據(jù)后,內(nèi)嵌的字地址寄存器會自動產(chǎn)生增量。

    標(biāo)簽: 8563 PCF 時鐘芯片 數(shù)據(jù)手冊

    上傳時間: 2013-10-19

    上傳用戶:奇奇奔奔

  • 基于單片機(jī)AT89C51的MP3播放系統(tǒng)的設(shè)計方案

    提出一種基于單片機(jī)AT89C51SND1C的MP3播放系統(tǒng)的設(shè)計方案。單片機(jī)集成了專用的解碼器,使用K9F1208閃存作為外存儲器,放音電路采用CS4330,存儲文件通過播放器上的USB接口設(shè)備從PC機(jī)上直接下載,液晶顯示采用LCD1602。方案設(shè)計簡單,性價比高,低功耗,易擴(kuò)展。由于采用的是通用單片機(jī)實現(xiàn)的,可以很容易地移植到其他微控制器系統(tǒng)中,有很強(qiáng)的市場競爭能力和實用價值。 Abstract:  A MP3 player design based on microchip AT89C51SND1C was presented, which used K9F1208 Flash chip as the memory circuit and used CS4330 as play chip. Storage files were download from PC through USB interfaces player on the device,and the LCD/602 was used as display screen. This system had characteristics of simple design,low power,easy expand,low cost and high recognition. Using of universual microchip make it easy to transplant to other microcontrol system,and have strong market competitiom and practical value.

    標(biāo)簽: 89C C51 MP3 AT

    上傳時間: 2014-12-27

    上傳用戶:佳期如夢

  • 基于MSP430單片機(jī)和DS18B20的數(shù)字溫度計

    為了在工業(yè)生產(chǎn)及過程控制中準(zhǔn)確測量溫度,設(shè)計了一種基于低功耗MSP430單片機(jī)的數(shù)字溫度計。整個系統(tǒng)通過單片機(jī)MSP430F1121A控制DS18B20讀取溫度,采用數(shù)碼管顯示,溫度傳感器DS18B20與單片機(jī)之間通過串口進(jìn)行數(shù)據(jù)傳輸。MSP430系列單片機(jī)具有超低功耗,且外圍的整合性高,DS18B20只需一個端口即可實現(xiàn)數(shù)據(jù)通信,連接方便。通過多次實驗證明,該系統(tǒng)的測試結(jié)果與實際環(huán)境溫度一致,除了具有接口電路簡單、測量精度高、誤差小、可靠性高等特點外,其低成本、低功耗的特點使其擁有更廣闊的應(yīng)用前景。 Abstract:  In order to obtain accurate measuring temperature in industrial production and process control, a digital thermometer based on MSP430 MCU is designed. The system uses MSP430F1121A MCU to control DS18B20, and gets the temperature data, which is displayed on the LED. The temperature sensor DS18B20 and MCU transmit data through serial communication. MSP430 series has ultra-low power and high integration, DS18B20 only needs one port to achieve data communication. Through many experimental results prove, this system is consistent with actual environment temperature. The system has characteristics of interface circuit simple, high measuring accuracy, minor error, high reliability, besides, the characteristics of low cost and low power make it having vaster application prospect.

    標(biāo)簽: MSP 430 18B B20

    上傳時間: 2013-10-16

    上傳用戶:wettetw

  • 基于MSP430的自控式骨矯形器的設(shè)計與實現(xiàn)

    設(shè)計實現(xiàn)了一種基于MSP430系列超低功耗單片機(jī)的新型高精度自控式骨矯形器,介紹了系統(tǒng)的總體設(shè)計及硬件軟件設(shè)計。試驗表明,該骨矯形器可實現(xiàn)自控內(nèi)固定、牽張、回縮及加壓固定功能,且功耗低、操控簡單、控制精度高、安全可靠。

    標(biāo)簽: MSP 430 自控 骨矯形

    上傳時間: 2013-10-16

    上傳用戶:1427796291

  • 基于MSP430單片機(jī)的SD卡讀寫

    利用SD卡研究、設(shè)計一種大容量心電存儲及回放系統(tǒng)。系統(tǒng)基于高速低功耗的msp430單片機(jī),利用串行外圍接口總線與SD卡相連,實現(xiàn)對sD卡的數(shù)據(jù)讀寫。為方便微處理器和pc機(jī)對sD卡的操作,在sD卡中以fatl6文件格式建立了相應(yīng)的文件系統(tǒng)。能夠利用sD卡中保存的數(shù)據(jù),通過點陣式液晶顯示模塊,完成心電波形的回放。將該設(shè)計應(yīng)用于便攜式心電監(jiān)護(hù)儀上,經(jīng)實驗,完全滿足了200 Hz心電采樣頻率的要求,實現(xiàn)了對12位AD轉(zhuǎn)換數(shù)據(jù)的實時保存、顯示與回放。

    標(biāo)簽: MSP 430 單片機(jī) SD卡讀寫

    上傳時間: 2013-10-10

    上傳用戶:瀟湘書客

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