基于單片機控制的電梯控制器_李海濤
上傳時間: 2014-12-26
上傳用戶:gonuiln
為了提高傳統溫度控制系統的性能,將PID控制理論與嵌入式系統相結合,采用瑞薩電子公司的H8S/2166作為核心處理器,AD公司的AD7705以及熱敏電阻溫度傳感器作為溫度檢測單元,利用4×6小鍵盤、LCD顯示器和S1D13305液晶控制器達到良好的人機交互,設計出了一個應用于化工領域的嵌入式實時溫度控制系統。相比于傳統溫度控制系統,該系統提供了更強的計算能力和可擴展能力,采用增量PID控制算法實現復雜控制。通過實驗,該系統能達到0.1 ℃的溫度控制精度以及小于120 s的溫度穩定時間。 Abstract: In order to improve the performance of conventional temperature control system, combining PID control theory with embedded systems, using the Renesas Electronics Corp. H8S/2166 micro-controller as a core processors, AD7705 and thermistor temperature sensor as a temperature detection unit and 4×6 small keyboard, LCD and S1D13305 LCD controller as a good human-computer interaction, this paper designed an embedded real-time temperature control system which is applied in chemical industry. Compared with conventional temperature control system, this system provides more computing power and extensibility, and adopts PID control algorithm for complex control. Through the experiment, the system can reach temperature control accuracy of 0.1 ℃ and temperature stabilization time of less than 120 seconds.
上傳時間: 2014-12-26
上傳用戶:003030
介紹基于VHDL的微型打印機控制器的設計。論述了微型打印機的基本原理,以及實現控制器的VHDL語言設計。打印機的數據來自系統中的存儲模塊,根據需要控制打印。該微型打印機控制器可取代傳統的微型打印機,且抗干擾性好,可靠性高,具有較強的移植性,稍加改動就可應用于不同場合。 Abstract: This paper introduced the design method of micro printer controller based on VHDL.The basic principles of microprinter is explained,as well as the realization of the controller by VHDL language.The printer data is from the system memory modules,can control printer.The design of microprinter controller has antigood and high reliability,it can replace the traditional printer.The controller has very good portability,and need little modify that can use in different situation.
上傳時間: 2013-11-03
上傳用戶:dudu1210004
產品描述: MSP430是TI公司的一個超低功耗微控制器系列,片內組合了不同功能模塊,可適應不同應用層次的需求,在硬件架構上,提供架構上,提供了五種低功耗模式,可最大限度的延長手持設備的電池壽命.MSP430系列的CPU采用16位精簡指令集,集成了16個通用寄存器和常數發生器,極大的提高了代碼的執行效率,它的數字可控振蕩器(DCO)可在LUS內由低功耗模式切換到活動模式.
上傳時間: 2013-11-12
上傳用戶:fklinran
在汽車發動機起動時,若發動機起動后起動機不能及時斷電,將會燒毀起動機或損壞飛輪齒環;若變速器不在空檔位置起動,則起動機的瞬間動力將使汽車位移,還可能引起交通事故和人身安全。為此介紹一種利用NXP P89LPC901單片機控制的汽車起動保護控制器,通過檢測汽車起動開關、變速箱檔位、發動機轉速,實現對汽車發動機起動過程檢測和保護。起動保護控制器在發動機起動過程中通過采用逐個關閉打開負載系統,解決汽車發動機過程中因起動電流大而對汽車電源的沖擊影響,延長了電瓶壽命。 Abstract: When the automotive engine is started, the engine start motor and flywheel gear may be damaged, even traffic accidents and personal safeties may be caused by wrong operation or other factors.In order to ensure the automotive engine can be started normally and safely,it is necessary that the protecting measures and methods are considered in the automotive electrical control system.This paper introduces a kind of the automotive engine starting protect controller based on NXP P89LPC901 MCU.The controller can protect the engine starting process by detecting the starter key switch,transmission stall and engine speed.Through the use of close and open load system,the controller can solve the impact on automotive power because of the high-current load in the process of the automobile engine starting, and extend battery life.
上傳時間: 2013-10-15
上傳用戶:mikesering
針對目前燃氣灶市場的狀況,提出一種基于PIC16C711單片機的燃氣灶脈沖點火控制器設計,具體包括有系統的組成和功能介紹、硬件電路設計及軟件功能實現。 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.
上傳時間: 2013-10-31
上傳用戶:zhqzal1014
利用MAXQ2000微控制器實現快速傅里葉變換
上傳時間: 2013-11-06
上傳用戶:llandlu
介紹一種應用于長城賽弗SUV汽車后門車窗多功能控制器,能實現對電動玻璃車窗、車窗雨刮器、噴水器以及電加熱除霜器等控制。介紹了基于NXP P89LPC922單片機多功能汽車后車窗控制器的控制功能、硬件電路原理和軟件設計方法。 Abstract: This paper presents a multipurpose automotive rear windows controller for CHANGCHENG SAFE SUV.The controller can control rear power-operated window,rear wiping,washing water pump and rear defroster of the windows. In this paper, it is introduced in detail that the functions and the design of the circuit and program of the controller based on NXP P89LPC922 MCU.
上傳時間: 2013-11-13
上傳用戶:z754970244
采用單片機技術,設計了一種車用空調控制器??刂破骺蓪照{的各個部件進行控制,實現制冷制熱、調整風量及控制風口的變換等操作。系統采用液晶顯示屏顯示,由程序控制實現各個環節的功能,方便了汽車駕駛員的操作。該設計具有很高的實用價值,可適用于現有的大多數汽車以及工程車。
上傳時間: 2013-10-19
上傳用戶:mnacyf
摘要:介紹了一種真空冷凍干燥試驗儀的溫度控制器設計,以AT89C52為控制核心,選用PT100傳感器,MC14433A/D,利用增量式PID算法來完成對電機執行機構的運動控制,從而實現溫度的精確控制。 關鍵字:溫度傳感器,單片機,溫度控制器
上傳時間: 2013-10-11
上傳用戶:llwap