本文介紹了利用MATLAB儀器實(shí)現(xiàn)MCU串行通信的方法:
上傳時間: 2013-11-09
上傳用戶:gxmm
AT93C46/56/66是Atmel公司生產(chǎn)的低功耗、低電壓、電可擦除、可編程只讀存儲器,采用CMOS工藝技術(shù)制造并帶有3線串行接口,其容量分別為1kB/4kB,可重復(fù)寫100萬次,數(shù)據(jù)可保存100年以上。文中介紹了該存儲器的引腳功能和指令時序,給出了AT93C46/56/66和單片機(jī)的接口應(yīng)用電路和軟件程序。
上傳時間: 2013-11-18
上傳用戶:2404
單片機(jī)無線串行接口電路設(shè)計
標(biāo)簽: 單片機(jī) 串行接口 無線 電路設(shè)計
上傳時間: 2014-01-16
上傳用戶:aix008
摘要:為了解決信號采集系統(tǒng)的同步串行通訊問題,在理解AVR 單片機(jī)SPI接口的通訊原 理和方法的基礎(chǔ)上,分析了AVR 單片機(jī)SPI接口的工作過程,設(shè)計了AVR單片機(jī)和串行A/ D轉(zhuǎn)換器的同步串行通訊接口,并用程序描述了SPI接口通訊的過程,實(shí)現(xiàn)了AVR單片機(jī) 通過SPI接口與串行A/D轉(zhuǎn)換器之間的數(shù)據(jù)通訊。最后,用實(shí)驗(yàn)和數(shù)據(jù)分析驗(yàn)證了設(shè)計方 案的可行性。 關(guān)鍵詞:SPI接口;AVR單片機(jī);串行A/D
標(biāo)簽: AVR SPI 單片機(jī) 串行AD
上傳時間: 2013-10-31
上傳用戶:lilei900512
針對目前汽車追尾事件頻發(fā)問題,提出一種防汽車車前和車后追尾的安全裝置設(shè)計。該設(shè)計以高性能、低功耗的8位AVR微處理器ATmega8L為核心,結(jié)合霍爾式車速傳感器、激光雷達(dá)測距裝置和MMA7260QT加速度傳感器,能夠兼顧車前和車后,摒棄以往設(shè)計中只考慮車前或車后單一性缺點(diǎn),尤其適用于高速、夜晚或新手行車。 Abstract: Aiming at the high frequency of vehicle rear-end collision,a safe device design of anti-vehicle rear-end collision is presented.In the design,the high-performance,low-power8-bit AVR microprocessor ATmega8L is utilized as a core combined with Hall-type speed sensor,laser-radar ranging devices and the acceleration sensor MMA7260QT.The design considers both the front and back of a car,and overcomes the drawbacks of former designs in which only the front or the back of the car is considered,so it is especially suitable for high-speed,night or the beginner’s driving.
上傳時間: 2013-10-14
上傳用戶:GavinNeko
實(shí)時時鐘是微機(jī)保護(hù)裝置的重要部件,在討論P(yáng)CF8583結(jié)構(gòu)與功能的基礎(chǔ)上,提出采用dsPIC33F系列微處理器與串行I2C時鐘PCF8583的接口設(shè)計方案,給出了相應(yīng)的接口電路與軟件流程。該設(shè)計方案結(jié)構(gòu)簡單,可靠性高,開發(fā)周期短,具有一定的實(shí)用與參考價值。所設(shè)計的微機(jī)保護(hù)裝置已投入現(xiàn)場運(yùn)行,效果良好。 Abstract: Real-time clock chip is an important part in microcomputer protection device.Based on discussing the structure and function of PCF8583,a new interface scheme which uses dsPIC33F microprocessor and serial clock chip(I2C)PCF8583is proposed.The method of the circuit design and the main software flow are introduced in this paper.The scheme has simple structure,higher reliability and shorter exploitation cycle,so has definite practicality or reference value.The microcomputer protection device has been put into operation with better effects.
標(biāo)簽: 8583 PCF 串行時鐘 中的應(yīng)用
上傳時間: 2013-11-18
上傳用戶:Thuan
難點(diǎn)串行通信的四種工作方式 要求掌握:串行通信的控制寄存器串行通信的工作方式0和方式1了解:串行通信的基礎(chǔ)知識串行通信的工作方式2和方式3
上傳時間: 2013-12-18
上傳用戶:bruce
偉福LAB6000U系列仿真實(shí)驗(yàn)系統(tǒng)性能特點(diǎn):USB通信接口+串行通信接口含偉福先進(jìn)的E6000仿真功能,硬件斷點(diǎn)、不占用用戶資源含32路、16K深度、10M的邏輯分析儀,32K深度跟蹤器,8路、20M波形發(fā)生器含靜態(tài)硬件測試儀(windows版本)含保護(hù)電路,仿真器部分與用戶電路部分采用隔離技術(shù),使用更加安全可靠一機(jī)多用,配置51/96/8088仿真板可以仿真MCS51/MCS96/8086具有擴(kuò)展功能,在板DIP擴(kuò)展座和EPLD擴(kuò)展座給實(shí)驗(yàn)的擴(kuò)展提供空間軟件平臺使用最新偉福E6000仿真器軟件,運(yùn)行于WIN9x/WINME/WINNT
上傳時間: 2013-10-23
上傳用戶:chfanjiang
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(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 巡檢
上傳時間: 2013-12-22
上傳用戶:落花無痕
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化運(yùn)行的專用設(shè)備的基本設(shè)計原理及實(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.
上傳時間: 2013-11-25
上傳用戶:黃華強(qiáng)
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