以STC12C5A60S2單片機(jī)為控制核心,采用2.4G(JF24D)無(wú)線遙控模塊進(jìn)行無(wú)線發(fā)射與接收,設(shè)計(jì)了一種雙電機(jī)遙控船模控制系統(tǒng).該系統(tǒng)通過(guò)切換檔桿實(shí)現(xiàn)前進(jìn)后退,方向盤左右轉(zhuǎn)動(dòng)、暫停按鈕等控制直流電機(jī)的正轉(zhuǎn)、反轉(zhuǎn)、暫停,使得電機(jī)驅(qū)動(dòng)的遙控船模實(shí)現(xiàn)前進(jìn)后退、左右轉(zhuǎn)向、暫停等功能,有效解決了驅(qū)動(dòng)功率小和船模之間相互干擾等問(wèn)題,可廣泛應(yīng)用于遙控船模領(lǐng)域.Using STC12C5A60S2 single-chip microcomputer as the controller and 2.4 G(JF24D)wireless remote control module for wireless transmission and reception, a dual-motor remote control ship model control system is designed. The system realizes forward and backward by switching the gear lever. The steering wheel rotates left and right and the pause button controls the forward, reverse and pause of the dc motor. The remote controller of ship model driven by the motor realizes forward and backward, left and right steering, pause and other functions. The ship model control system can effectively solve the problems of small driving power and mutual interference between ship models, and can be widely used in the field of remote controller of ship model.
標(biāo)簽： 電機(jī) 遙控船模 控制系統(tǒng)
上傳時(shí)間： 2022-03-27
上傳用戶：
以AT89S52單片機(jī)為控制核心,采用電容降壓技術(shù),Buck電路拓?fù)?PWM驅(qū)動(dòng)模塊和功率器件散熱設(shè)計(jì),通過(guò)高速的數(shù)據(jù)采集、主功率輸入輸出模塊和控制模塊,設(shè)計(jì)一種新型智能車載充電器.在充電過(guò)程中,通過(guò)負(fù)脈沖瞬間放電實(shí)現(xiàn)對(duì)鉛酸蓄電池的再生修復(fù),提高電池的有效容量,延長(zhǎng)使用壽命.該充電器體積小、速度快、效率高、可靠性好.With AT89S52 single chip computer as the control core,a new type of intelligent car-carried charger was designed by using capacitance step-down technology,Buck circuit topology,PWM driving module and power device heat dissipation design,through high-speed data acquisition,main power input and output module and control module.In the charging process,the regeneration and repair of lead-acid batteries are realized by instantaneous discharge of negative pulse,which improves the effective capacity of batteries and prolongs their service life.The charger has the advantages of small size,fast speed,high efficiency and good reliability.
標(biāo)簽： 車載充電器
上傳時(shí)間： 2022-03-27
上傳用戶：
在半導(dǎo)體制冷技術(shù)的工作性能及其優(yōu)缺點(diǎn)研究的基礎(chǔ)上,設(shè)計(jì)了以單片機(jī)為核心控制元件,以TEC1-12706為執(zhí)行元件的半導(dǎo)體制冷溫度控制系統(tǒng)。采用高精度分段式PID控制算法配合PWM輸出控制的方法實(shí)現(xiàn)溫度控制;選擇數(shù)字傳感器DS18B20為溫度檢測(cè)元件,還包含1602液晶顯示模塊、按鍵調(diào)整輸入模塊和H橋驅(qū)動(dòng)模塊等。實(shí)際測(cè)試表明,該系統(tǒng)結(jié)構(gòu)簡(jiǎn)單易行,操作方便,工作性能優(yōu)良,同時(shí)針對(duì)該系統(tǒng)專門設(shè)計(jì)的溫控算法,使半導(dǎo)體制冷器能更好地適應(yīng)不同工況而充分發(fā)揮其制冷制熱工作特性。Based on the study of the performance and advantages and disadvantages of thermoelectric cooler(TEC)technology,a thermoelectric cooling temperature control system with single-chip microcomputer as the core control element and TEC1-12706 as the executive element was designed. High precision piecewise PID control algorithm combined with PWM output control method is adopted to realize temperature control. The digital sensor DS18B20 is selected as the temperature detection element. It also includes 1602 LCD module,key adjustment input module and H bridge drive module. The actual test shows that the system has simple structure,convenient operation and excellent performance. Meanwhile,the temperature control algorithm specially designed for the system can make the semiconductor cooler better adapt to different working conditions and give full play to its refrigeration and heating characteristics.
標(biāo)簽： 半導(dǎo)體 溫度控制系統(tǒng)
上傳時(shí)間： 2022-03-27
上傳用戶：
基于藥物治療在臨床治療中的重要性,分析目前服藥提醒裝置存在的不足,以STM32F103VET6單片機(jī)為控制核心,設(shè)計(jì)了一種多功能電子藥箱。該系統(tǒng)包括顯示模塊、語(yǔ)音模塊和數(shù)據(jù)存儲(chǔ)模塊。顯示模塊通過(guò)觸摸屏電路和LED指示燈電路,與語(yǔ)音模塊相配合,實(shí)現(xiàn)了服藥提醒及指導(dǎo)的功能;數(shù)據(jù)存儲(chǔ)模塊通過(guò)EEPROM存儲(chǔ)電路,能夠?qū)崿F(xiàn)掉電時(shí)服藥信息不丟失的功能。并且為了實(shí)現(xiàn)電子藥箱的智能化控制,開發(fā)了手機(jī)APP,兩者之間可通過(guò)WIFI進(jìn)行數(shù)據(jù)通信。經(jīng)測(cè)試,該藥箱能夠有效地幫助慢性病患者按時(shí)、定量、正確服用藥物,適合在家庭中推廣使用,具有較高的應(yīng)用價(jià)值和實(shí)踐意義。Based on the importance of drug therapy in clinical treatment, this paper analyzes the shortcomings of current drug reminder devices, and designs a multi-function electronic medicine box with STM32 F103 VET6 microcontroller as the control core. The system includes a display module, a voice module, and a data storage module. The display module cooperates with the voice module through the touch screen circuit and the LED indicator circuit to realize the function of reminding and guiding the medicine;the data storage module can realize the function of not losing the medication information when the power is off through the EEPROM storage circuit.After testing, the medicine box can effectively help chronic diseases patients to take drugs on time, in a quantitative and correct manner,and is suitable for popularization in the family, and has high application value and practical significance.
標(biāo)簽： 電子藥箱
上傳時(shí)間： 2022-03-27
上傳用戶：
CAN總線是汽車上應(yīng)用最廣泛的車載網(wǎng)絡(luò)總線,具有實(shí)時(shí)性強(qiáng)、可靠性高、成本低等優(yōu)點(diǎn)。鑒于此,介紹了一種利用飛思卡爾系列單片機(jī)MC9S12XS128作為控制器,利用其內(nèi)部的MSCAN模塊、CAN收發(fā)器TJA1040等外圍元件進(jìn)行CAN總線通信節(jié)點(diǎn)設(shè)計(jì)。該設(shè)計(jì)能夠?qū)崿F(xiàn)CAN總線數(shù)據(jù)的發(fā)送與接收,可應(yīng)用于汽車及其他各種CAN總線通信系統(tǒng)。CAN bus is the most widely used on-board network bus in automobiles. It has the advantages of realtime, high reliability and low cost. In view of this,this paper introduces the design of CAN bus communication node by using Freescale MC9S12XS128 as controller,using its internal MSCAN module,CAN transceiver TJA1040 and other peripheral components. This design can realize the sending and receiving of CAN bus data,and can be used in automobile and other CAN bus communication systems.
上傳時(shí)間： 2022-03-27
上傳用戶：
設(shè)計(jì)了自動(dòng)控制系統(tǒng)綜合實(shí)驗(yàn)案例“基于LabVIEW和單片機(jī)的溫度控制系統(tǒng)設(shè)計(jì)”。實(shí)驗(yàn)系統(tǒng)硬件部分由單片機(jī)、溫度傳感器、D/A轉(zhuǎn)換模塊、調(diào)壓模塊和電烤箱組成,設(shè)計(jì)了單片機(jī)與各個(gè)模塊之間的接口電路。軟件部分采用LabVIEW軟件實(shí)現(xiàn)控制算法,并設(shè)計(jì)監(jiān)控界面實(shí)現(xiàn)參數(shù)設(shè)定、溫度數(shù)據(jù)實(shí)時(shí)監(jiān)控等功能。設(shè)計(jì)了單片機(jī)與LabVIEW軟件之間的串口通信程序,實(shí)現(xiàn)了輸入、輸出數(shù)據(jù)的傳輸。通過(guò)綜合實(shí)驗(yàn)系統(tǒng)設(shè)計(jì),使學(xué)生得到控制系統(tǒng)設(shè)計(jì)和實(shí)驗(yàn)調(diào)試等綜合能力的訓(xùn)練。A comprehensive experimental case of the automatic control system is presented,which is the design of the temperature control system based on LabVIEW and SCM.The hardware part of the experimental system is composed of the SCM,temperature sensor,D/A conversion module,voltage regulating module and electric oven.The interface circuit between the SCM and each module is designed.In the software part,LabVIEW software is used to realize the control algorithm,and the monitoring interface is designed to realize the functions of parameter setting,temperature data real-time monitoring,etc.The serial communication program between the SCM and LabVIEW software is designed to realize the transmission of input and output data.Through the design of this comprehensive experimental system,students can get the comprehensive ability training for the control system design,experiment debugging,etc.
標(biāo)簽： labview 單片機(jī) 自動(dòng)控制系統(tǒng)
上傳時(shí)間： 2022-03-27
上傳用戶：qdxqdxqdxqdx
數(shù)字示波器功能強(qiáng)大,使用方便,但是價(jià)格相對(duì)昂貴。本文以Ti的MSP430F5529為主控器,以Altera公司的EP2C5T144C8 FPGA器件為邏輯控制部件設(shè)計(jì)數(shù)字示波器。模擬信號(hào)經(jīng)程控放大、整形電路后形成方波信號(hào)送至FPGA測(cè)頻,根據(jù)頻率值選擇采用片上及片外高速AD分段采樣。FPGA控制片外AD采樣并將數(shù)據(jù)輸入到FIFO模塊中緩存,由單片機(jī)進(jìn)行頻譜分析。測(cè)試表明:簡(jiǎn)易示波器可以實(shí)現(xiàn)自動(dòng)選檔、多采樣率采樣、高精度測(cè)頻及頻譜分析等功能。Digital oscilloscope is powerful and easy to use, but also expensive. The research group designed a low-cost digital oscilloscope, the chip of MSP430F5529 of TI is chosen as the main controller and the device of EP2C5T144C8 of Altera company is used as the logic control unit. Analog signal enter the programmable amplifier circuit, shaping circuit and other pre-processing circuit. The shaped rectangular wave signal is sent to FPGA for measure the frequency. According to the frequency value to select AD on-chip or off-chip high-speed AD for sampling. FPGA controls the off-chip AD sampling and buffers AD data by FIFO module. The single chip microcomputer receives the data, and do FFT for spectrum analysis. The test shows that the simple oscilloscope can realize automatic gain selection, sampling at different sampling rates, high precision frequency measurement and spectrum analysis.
標(biāo)簽： msp430 單片機(jī) fpga 數(shù)字示波器
上傳時(shí)間： 2022-03-27
上傳用戶：
本設(shè)計(jì)介紹了一種基于STM32單片機(jī)控制的智能水杯,可利用插口式電源或無(wú)線充電底座為加熱器提供能量,并在達(dá)到某種飲品所需溫度時(shí)進(jìn)行保溫。水杯內(nèi)置充電電池,可選用USB接口或無(wú)線充電。在水杯內(nèi)部設(shè)置無(wú)線模塊,用戶利用手機(jī)App與水杯進(jìn)行匹配進(jìn)行加熱操作,加熱完后水杯會(huì)通過(guò)手機(jī)App和液晶顯示屏實(shí)時(shí)反饋液體溫度,通過(guò)指示燈顯示電量情況等,給用戶進(jìn)行提醒。該智能水杯設(shè)計(jì)創(chuàng)新,實(shí)用價(jià)值較高。This paper introduces an intelligent water cup based by STM32 microcontroller,it can provide energy for the heater by socket type power supply or wireless charging base,and hold temperature needed for some kind of drink.Builtedin rechargeable battery,water cup can use USB or wireless charging.The wireless module is set up inside it,and customers can use mobile App to match and heat.After heating,water cup feeds back liquid temperature through the mobile App,and then displays on LCD,reminds users through the indicator light.The intelligent water cup is designed innovatively and has high practical value.
上傳時(shí)間： 2022-03-28
上傳用戶：
文章提出了一種基于AT89S51單片機(jī)的智能家居系統(tǒng)的設(shè)計(jì),該系統(tǒng)具有室內(nèi)煤氣以及煙霧的檢測(cè)、家庭室內(nèi)防盜等功能。文章詳細(xì)分析了系統(tǒng)的總體設(shè)計(jì),詳盡分析并設(shè)計(jì)了煤氣傳感器模塊、煙霧傳感器模塊、人體紅外感應(yīng)傳感器模塊、報(bào)警模塊等各硬件部分,并利用PROTUES軟件進(jìn)行了系統(tǒng)仿真。仿真結(jié)果證明:系統(tǒng)具有成本低、效率高、操作方便等優(yōu)點(diǎn),達(dá)到了預(yù)期設(shè)計(jì)的效果。This paper presents the design of an intelligent home system based on AT89S51 microcontroller.The system has the functions of detecting indoor gas and smoke,guarding against theft in the home,and so on.The overall design of the system is analyzed in detail.The gas sensor module,smoke sensor module,human infrared sensor module,alarm module and other hardware parts are analyzed and designed in detail,and the system simulation is carried out using PROTUES software.The simulation results show that the system has the advantages of low cost,high efficiency,convenient operation and so on,and achieves the expected design effect.
上傳時(shí)間： 2022-03-28
上傳用戶：
學(xué)習(xí)本章要達(dá)到的目標(biāo)：口1.理解 Linux內(nèi)核編譯選項(xiàng)的含義口2.學(xué)會(huì)根據(jù)不同的硬件配置裁減定制內(nèi)核；口3.理解內(nèi)核編譯過(guò)程中每一步的功能，并編譯 Linux2.630內(nèi)核。需要去重新編譯 Linux內(nèi)核口增加操作系統(tǒng)對(duì)新的硬件設(shè)備的支持口增加內(nèi)核新的功能口對(duì)內(nèi)核代碼或內(nèi)核配置進(jìn)行優(yōu)化時(shí)Prompt for development and/or incomplete code/drivers口顯示處于開發(fā)調(diào)試中或尚未完善的代碼或驅(qū)口選中：如果是測(cè)試人員或者開發(fā)者；口不選：其他情況Local version append to kerne release口追加本地版本號(hào)口使用命令“uname-a”進(jìn)行查看。POSIX Message Queues口 POSIX消息隊(duì)列的支持，這是 POSIX進(jìn)程間通信的一部分BSD Process Accounting口將進(jìn)程的統(tǒng)計(jì)信息寫入文件口信息通常包括建立時(shí)間、所有者、命令名稱、內(nèi)存使用、控制終端等，這個(gè)選項(xiàng)一般是選擇的。Enable loadable module support口使能可加載模塊支持口如果使能此選項(xiàng)則可以通過(guò)"makemodules_insta"把內(nèi)核模塊安裝在/lib/modules/中Kernel support for ELF binaries口內(nèi)核對(duì)ELF文件格式的支持口ELF是開放平臺(tái)下最常用的二進(jìn)制文件格式支持動(dòng)態(tài)連接，支持不同的硬件平臺(tái)Kernel support for a out and ECOFF binaries口早期UNIX系統(tǒng)的可執(zhí)行文件格式，目前已經(jīng)被ELF格式取代Unix domain sockets口本機(jī)高效率的 Socket口僅能運(yùn)行在本機(jī)上的高效率的 Socket，簡(jiǎn)稱 Unix socket。口很多進(jìn)程使用為這種機(jī)制在操作系統(tǒng)內(nèi)部進(jìn)行進(jìn)程間通信，例如 X Window和 syslog等TCP/IP networking口TcP/IP網(wǎng)絡(luò)協(xié)議的支持
標(biāo)簽： linux
上傳時(shí)間： 2022-03-29
上傳用戶：kingwide
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