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multi-function

  • 基于C8051F040的方位角測試系統(tǒng)

    提出一種基于C8051F040的炮塔方位角測試系統(tǒng)的設(shè)計(jì)方案,給出測試系統(tǒng)的各個(gè)模塊軟硬件設(shè)計(jì)。炮塔方位角測試系統(tǒng)集數(shù)據(jù)采集,數(shù)據(jù)傳輸和數(shù)據(jù)顯示等功能于一體,實(shí)現(xiàn)了炮塔方位角裝置的離線檢測。系統(tǒng)軟件采用C51編寫,對單片機(jī)進(jìn)行有效電源管理,保證了系統(tǒng)的穩(wěn)定性,可靠性。 Abstract:  This paper puts forwards a design of artillery position system based on C8051F040,describes all modules hardware and software design of measurement system.The system has the function of information collection,transmission,and display.It can measure artillery position system in offline.The system software using C51can manage the power of single chip microcomputer,guarantee the stability,reliability.

    標(biāo)簽: C8051F040 方位角 測試系統(tǒng)

    上傳時(shí)間: 2014-12-27

    上傳用戶:7891

  • 基于MSP430F247和TMP275的測溫儀

    介紹了一種TI公司最新推出的MSP430F247單片機(jī),利用它自帶的I2C模塊驅(qū)動(dòng)I2C總線的溫度傳感器TMP275。TMP275是一款具有高精度、低功耗的新型溫度傳感器。由于TMP275具有可編程功能,纖小的封裝以及極大的溫度范圍,因而廣泛應(yīng)用于組建超小型溫度測量裝置。 Abstract:  A new single chip microcomputer MSP430F247 which is released by TI is introduced.It can drive I2C interface digital temperature sensor TMP275 with I2C module.TMP275 is a new temperature sensor which has high accurate,low power. Because TMP275 has programmable function,small packages and wide temperature range,it is applied widely in very little temperature measurment equipment.

    標(biāo)簽: 430F F247 MSP 430

    上傳時(shí)間: 2013-12-06

    上傳用戶:asdfasdfd

  • 多音頻訊號的量測及分析系統(tǒng)--DAQ Card的應(yīng)用

    量測/測試所面臨之問題 此測試驗(yàn)證上,要使用NI公司之LAB VIEW及DAQ CARD來取代AUDIO PRECISION及其所附軟體ATS。首先需克服硬體解析度上的差異,再來是FFT(FAST FOURIER TRANSFORM,快速傳立業(yè)轉(zhuǎn)換)演算未予的撰寫,這將會(huì)影響MULTI-TONE訊號上PEAK值的偵測。另外,以RS-232為I/O介面,并呼叫客戶所提供之DLL檔來與DUT內(nèi)的IC溝通,但因LAB VIEW無法直接呼叫其STRUCTURE,故需用VC++再編譯一層新的DLL來供LAB VIEW使用。

    標(biāo)簽: Card DAQ 音頻訊號

    上傳時(shí)間: 2013-12-13

    上傳用戶:longlong12345678

  • 基于AT89C51的智能礦井環(huán)境質(zhì)量監(jiān)控系統(tǒng)

     為滿足礦井安全生產(chǎn)要求,介紹了一種以AT89C51單片機(jī)為主控器,對環(huán)境空氣的溫度、有毒易燃?xì)怏w的濃度等進(jìn)行檢測的監(jiān)控系統(tǒng)。該系統(tǒng)配合外圍電路能實(shí)現(xiàn)對上述環(huán)境指標(biāo)的控制并存儲相關(guān)數(shù)據(jù)與上位PC機(jī)通信。它采用硬件抗干擾和軟件抗干擾技術(shù),以確保整個(gè)系統(tǒng)工作的準(zhǔn)確性。 Abstract:  In order to meet the needs of mine produce safety,a kind of intellignet mine ambient monotoring and control system based on AT89C51 is introduced.This system can detect the temperature of ambient of mine,the density of poisonous inflammable gas,combined external circuit.With its function part, this system can change above-mentioned elements.

    標(biāo)簽: 89C C51 AT 89

    上傳時(shí)間: 2013-11-10

    上傳用戶:wendy15

  • 基于AVR單片機(jī)Mega16的電子時(shí)鐘設(shè)計(jì)

    Mega16是一款采用先進(jìn)RISC精簡指令,內(nèi)置A/D的8位單片機(jī),可支持低電壓聯(lián)機(jī) Flash和EEPROM 寫入功能;同時(shí)還支持 Basic和C 等高級語言編程。用它設(shè)計(jì)電子時(shí)鐘不僅成本低,硬件簡單,而且很容易實(shí)現(xiàn)系統(tǒng)移植。介紹了如何利用AVR系列單片機(jī)Mega16及1602字符液晶來設(shè)計(jì)電子時(shí)鐘的方法,同時(shí)給出了相應(yīng)的電路原理及部分語言程序。 Abstract:  ?Mega16 is a high-performance, low power consumption, the use of advanced RISC concise instructions, built-in A/D 8-bit microcontrollers, the on-line support for low-voltage Flash, EEPROM write function. Except Mega16 also support the Basic, C, and other high-level language programming.The electronic clock which is deisgned by Mega16 is not only low-cost, simple hardware, but easy to achieve system migration.The design method of electrioic clock based on the AVR Mega16 and character LCD1602 is introduced in this paper,and the corresponding circuit electrionic and some language program are given.

    標(biāo)簽: Mega AVR 16 單片機(jī)

    上傳時(shí)間: 2014-12-27

    上傳用戶:zl5712176

  • 基于PIC16C711的脈沖點(diǎn)火控制器設(shè)計(jì)

     針對目前燃?xì)庠钍袌龅臓顩r,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.

    標(biāo)簽: C711 PIC 16C 711

    上傳時(shí)間: 2013-10-31

    上傳用戶:zhqzal1014

  • 基于AT89S52的漢字顯示屏的設(shè)計(jì)

    介紹了一種基于AT89S52微處理器、鍵控顯示模式、多漢字顯示的顯示模塊設(shè)計(jì)方法。對AT89S52的內(nèi)部功能及使用高128字節(jié)RAM時(shí)的尋址方式進(jìn)行說明。給出了四漢字顯示模塊的硬件電路原理圖、主程序流程圖以及中斷顯示流程圖。 Abstract:  The design method of display module base on the AT89S52 microcontroller,display mode controlled by keyboard and? showing several Chinese characterses are introduced in the paper.The internal function and the addressing mode for the high 128B RAM of the AT89S52 are explained.The basic circuit diagram,the main program flow chart and the display interrupt flow chart of four Chinese characterses display module are also given.

    標(biāo)簽: 89S S52 AT 89

    上傳時(shí)間: 2014-01-23

    上傳用戶:咔樂塢

  • C8051F320列車安全巡檢儀的設(shè)計(jì)

    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、照明和記錄存儲等功能于一體,實(shí)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(jì) 巡檢

    上傳時(shí)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(jì)

    介紹了電力操作電源與智能電池巡檢系統(tǒng)的特點(diǎn),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(dòng)化運(yùn)行的專用設(shè)備的基本設(shè)計(jì)原理及實(shí)現(xiàn)方法,最后給出了詳細(xì)硬件構(gòu)成和軟件實(shí)現(xiàn)。該系統(tǒng)能滿足中小型變電站安全、可靠、自動(dòng)運(yùn)行的要求,并通過與上位機(jī)的串行通信實(shí)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(shí)間: 2013-11-25

    上傳用戶:黃華強(qiáng)

  • 多路溫度采集及監(jiān)控系統(tǒng)的設(shè)計(jì)

    介紹一種基于單片機(jī)的多路溫度采集及監(jiān)控系統(tǒng),能夠測量6路溫度信號,具有計(jì)算機(jī)聯(lián)網(wǎng)功能,各測量點(diǎn)可以單獨(dú)監(jiān)控和設(shè)置,可根據(jù)用戶的需求自動(dòng)控制。測量溫度范圍為-10 ℃~200 ℃,控制方式采用模擬量調(diào)壓模式。該系統(tǒng)具有控制精度高、沖擊小等特點(diǎn)。 Abstract:  A temperature collecting and surveillance-controlling system based on sing-chip microcomputer is introduced. It can measure 6 channel signal of the temperature,and it has a function of network connection.The temperature measure points can be monitored and located, it can be controlled automatic according to user’s demand.The temperature range is -10℃ to 200℃.The model of control is adjustable voltage with simulation. It features high precision and little impact.

    標(biāo)簽: 多路 溫度采集 監(jiān)控系統(tǒng)

    上傳時(shí)間: 2013-10-23

    上傳用戶:bjgaofei

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