程式計數器 的英文怎麼說
中文拼音 [chéngshìjìshǔqì]
程式計數器
英文
program counter- 程 : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 數 : 數副詞(屢次) frequently; repeatedly
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 程式 : form; pattern; formula; modality
- 計數 : count; tally; counting計數卡 numbered card
-
This thesis introduces the working principle, craftwork requirement, modeling process, control strategies and the realization of lf refining furnance bottom blowing argon control system. through the study and analysis of bottom blowing argon process control system, the thesis discusses the mean neural network model of controlled object and the mathematical models of the exectors, pwm adjustable pressure controller and pcm adjustable flux controller according to the relevant liquid knowledge and relevant data, including design data, test data and running data. to begin with the craftwork reguirement of bottom blowing argon and the actual instance of the control system, it presents the strategies of fuzzy parameters self - adaptive pid control used in pressure difference inner loop and fuzzy plus pi compound control used in flux outer loop which are based on the above modeling in order to carry out the accurate control of argon flux
本文介紹了lf精煉爐底吹氬過程式控制制系統的工作原理、工藝要求、建模過程、控制策略以及控制系統的實現。通過對精煉爐底吹氬過程式控制制系統進行研究與分析,並根據流體力學的有關知識以及有關數據(其中包括設計數據、試驗數據和運行數據) ,建立起了被控對象的平均神經網路模型和執行機構(即pwm調壓器和pcm調流器)的數學模型。在此模型的基礎上,從底吹氬工藝要求和控制系統的實際情況出發,提出了壓差內環模糊參數自適應pid控制策略和流量外環模糊pi復合控制策略,以實現氬氣流量的精確控制。In addition, make out in detail the design on inner combination logic and time logic of fpga, including series - parallel conversion, data selector, counter, flip - latch, timer, encoder, etc. at one time, not only pursuit flow of the data gathering system is illuminated, but also make use of in reason and effectively inner ram resource of fpga and build it in ping - pong framework
另外,詳細的介紹了fpga內部的組合邏輯和時序邏輯的設計方案,包括串並轉換、數據選擇器、計數器、鎖存器、定時器、譯碼器等。並闡述了數據採集系統的工作流程,而且合理有效地使用了fpga內部的ram資源,將其構建成乒乓式結構。As to the simulation, three - dimensional n - s equations and two - phase flow model, in which the liquid toluene spray as discrete particles was considered, were employed to describe the turbulent combustion processes in the combustion chamber. the mass and energy transfer between the two phases were calculated by the droplet evaporation model, and the arrehnius model was used to obtain the gas chemical reaction rate. the details of 3d flow field, the distributions of temperature and compounds were obtained by solving the equations
數值模擬方面,應用三維湍流n - s方程以及顆粒軌道模型描述了激光器燃燒室內部的噴霧兩相燃燒流動過程,兩相之間的質量、能量交換由液滴蒸發模型計算,氣相化學反應速率由arrhnius公式計算,通過耦合求解氣液兩相模型方程,模擬了燃燒室三維流場,得到了燃燒室內的溫度和組分濃度分佈。In this paper, the drive theory of the large ratio friction transmission is studied ; a new type elliptical cam wave generator is designed ; the large ratio friction transmission prototype is designed and manufactured ; based on the ansys finite element method software, structure of the elliptical cam is analyzed ; precision index of the manufactured large ratio friction transmission prototype, such as transmission accuracy, least step, stability of the least step, load capacity is measured by the absolute rotary encoder. by analyzing the measurement data and research content, it is think that the new elliptical cam wave generator could overcome a good many problems brought by processing errors, facilitate size precision adjustments, input moment can be achieved in the form of a pure force couple importing ; through this study, " the large ratio friction transmission prototype " could apply in practical engineering basically
本文研究了大速比摩擦傳動的傳動理論;設計了新型橢圓凸輪波發生器,設計製作了大速比摩擦傳動樣機;用軟體ansys對所設計的橢圓凸輪結構進行了有限元分析;用19位絕對式編碼器測試了大速比摩擦傳動機構的傳動精度、最小步距、最小步距的穩定性以及帶負載能力等各項精度指標;對測量數據和研究內容進行了歸納和整理,認為新型橢圓凸輪波發生器克服了加工誤差帶來的諸多問題,新型橢圓凸輪波發生器可以進行尺寸精度調整,能夠達到輸入力矩以純力偶的形式輸入;通過本項研究,基本可以使「大速比摩擦傳動機構」在工程中得以應用。As a crucial embedded development tool, the embedded system debugger is usually used to debug and test embedded software 。 a embedded system debugger consists of a cross debugger and a debugger agent, which characteristic lies in the separation of running environments between the cross debugger and the debuggee and the dependence on the gdb agent in the debug session 。 with the development of embedded technique, various embedded debug techniques continuously advance and all kinds of embedded system debuggers are playing a more and more important role in the embedded software development 。 the gnu debugger, gdb as a tool in the gnu toolkits, is an extremely powerful source - level debugger 。 among gdb ’ s many noteworthy features, its ability to debug programs “ remote ” is fascinating 。 this capability is not only essential when porting gnu tools to a new operation system or microprocessor, but it ’ s also useful for developers who need to debug an embedded system based on a processor that gnu already supports 。 gdb is the preferred solution in embedded development because it provides portable, sophisticated debugging over a broad rang of embedded systems 。 this paper discusses the status quo of various embedded system debuggers ; deeply analyses the overall structure of gdb and the debugging mechanism of gdb based on its source codes ; introduces the gdb ’ s remote debug technique and gdb / mi, which are usually used to develop the gdb - based embedded system debugger 。 then dwells on how to use gdb / mi to develop a gui front and how to use rsp 、 stub and gdbserver to design a debug agent, in order to expatiate on the design method of the gdb - based embedded system debugger 。 in the end, provides a concrete implementation of the gdb - based embedded system debugger of “ embedded simulation development platform ”, the project of the innovation fund for technology based firms 。
這個特性不僅在將gnu工具移植到一個新的操作系統和微處理器的時候很有用,對于想調試一個基於gnu支持的晶元的嵌入式系統的開發人員來說,也是非常有用的。由於gdb提供了在大多數嵌入式系統上的可移植的、復雜的調試功能,它已成為嵌入式開發的首選解決方案。本文討論了當前的各種嵌入式調試器的現狀,結合源代碼詳細分析了gdb的結構和調試原理,介紹了開發基於gdb的嵌入式系統調試器常用的遠程調試技術和gdb / mi介面;然後詳細闡述了如何使用gdb / mi開發gdb的圖形前端和怎樣使用rsp協議、 stub和gdbserver設計一個調試代理,從而較深入地討論了基於gdb的嵌入式調試器的設計方法;最後,結合國家中小型企業創新基金項目「嵌入式模擬開發平臺」 ,給出了一個基於gdb的嵌入式系統調試器具體實現。D / a conversion chip and isolation amplifiers are used to obtain the comparative levels required by isolation channels, which could be set with actual requirement ; it can enhance flexibility of the module. otherwise, four - channel isolation signal sources are exported using d / a conversion chip and isolation amplifiers as well
另外還利用d / a轉換晶元和隔離運算放大器輸出四路隔離信號源,該隔離信號源能與隔離比較電平通過繼電器進行程式控制切換,這樣擴展了該計數器模塊的功能。On the basis of the constitution and work principle of general drum brake and the heat transfer theory, the friction heat, the heat convection and the radiation recuperation of drum brake are analyzed detailed, and then the mathematics model of temperature rise calculation is built
在對目前常用的鼓式制動器結構和工作原理進行分析的基礎上,結合傳熱學的理論知識,詳細研究了鼓式制動器的摩擦生熱過程、輻射換熱過程和對流換熱過程,建立了其溫升計算的數學模型。Design of programmable weak - current amplifier
基於數字電位器的程式控制放大器設計With the thermodynamic theories and techniques, it is relatively easy to determine the phase equilibrium data with enough accuracy, however there still exist much more difficulties in crystallization kinetics study even for a simple binary system. that is the reason that nucleation and crystal growth rate are generally represented in form of the empirical expressions. the crystallization kinetic is important for crystallizer design, process control and optimization, and it is strongly depended upon the accurate characterization of process information concerning with multiphase flows and the further disclose of its mechanisms with suitable mathematical models
熱力學理論和方法已足以獲得準確的相平衡關系;然而即使對于簡單的二元物系的結晶過程,晶核形成和晶體生長動力學的研究仍面臨許多困難,通常採用經驗模型表述,而動力學參數的準確性和可靠性是結晶器放大設計、過程式控制制與優化的關鍵,因此多相流信息的準確表徵、結晶機理的進一步揭示及建立起與之相適應的數學模型有著十分重要的學術研究和實際應用價值。Pc card based programmable control coded digital signal generator and the design of its driver
卡式可程式控制數字編碼信號發生器及其驅動程序的設計The design undertaken mainly from the following aspects : 1, mechanism ddesign : included the base and the joints : 2, trasmission mechanism design : adopted a synchronous toothelike transmission bell ; 3, balance system design : adopted springs and a brake and a lay air cylinder ; 4, design parameter and verify alculation ; 5, established motion equation by d - h method ; 6, simulated the motion locus by matlab software ; 7 ^ mapping out the part drawing or asesembly drawing
本設計主要是從以下幾個方面入手: 1 、機構設計:包括底座和臂關節的設計; 2 、傳動機構設計:將驅動電機安裝在底座上,利用同步齒型帶、離合器傳遞手臂的動力;利用齒輪傳動帶動底座回轉; 3 、平衡系統設計:採用了彈簧平衡系統、電磁式制動器和單向延時氣缸; 4 、設計參數和校核計算; 5 、用d ? h法建立運動學方程; 6 、利用matlab軟體對手臂的運動空間進行模擬; 7 、利用autocad2000繪圖:包括零件圖和裝配圖。There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor
本文利用s7 - 200plc自身的特點設計了頻率測量單元,根據pid調節各個環節的特點,以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單元中內置的高速計數器以及相應的外圍放大整形、分頻電路,實現了水輪發電機組頻率的測量;在軟體上,對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參數、變結構的pid調節模式;調速器的機械液壓隨動系統具有步進電機電液轉換元件,採用五相反應式步進電機,根據其驅動特性設計了變頻調壓驅動器,實現plc與步進電機驅動器之間數字介面。The local machine is of japanese sanlln fr frequency stepless regulator, moreover, the programmable counter is applicable for various winding modes
整機採用日本三菱fr變頻無級調速器。採用可編程計數器,可適用不同類型的繞線方式。The local machine is of japanese sanlin fr frequency - conversion stepless regulator, adopting programmable counter and applicable for various winding modes
整機採用日本三菱fr變頻無級調速器。採用可編程計數器,可適用不同類型的繞線方式。Unlike the von neumann namesake, van lunteren and engbersen ' s finite - state machine can evaluate multiple things simultaneously in a single cycle, instead of considering just one, as happens in the process that is controlled by the program counter
范盧特倫及英伯森的有限狀態機與馮諾曼的架構不同,可在單一周期內同時計算多個項目,而不像程式計數器控制下的流程一樣必須逐一檢查。The measurement of the time interval of ultrasonic send wave and echo used the catch method of 52 series mcu, and avoided the error that the isr save the current value of counter
超聲波發射波和回波的時間間隔的測量利用了52系列單片機的捕獲方式,避免了因為藉助于中斷服務程序來保存計數器的當前值所帶來的誤差。For example, the process category contains instances called " idle " and " system. " each counter within the process category specifies data in these two ways, showing information about either idle processes or system processes
例如, 「進程」類別包含稱為「空閑」和「系統」的兩個實例。 「進程」類別中的每個計數器都用這兩種方式指定數據,顯示關于空閑進程或系統進程的信息。And the inverter becomes smarter. during the designing, the pulse - processing ciucuit is preset which processes the feedback pulse from photoelectric encoder for close - looping the system in future. by using the circuit and quadrature mode of timer 1 in 80c196mc, incremental encoder can be embedded into the velocity regulation system more easily and the domain the inverter can be used in is enlarged too
在系統設計過程中,考慮到了變頻調速器進一步改進為閉環系統的需要,在電路中預設了光電碼盤反饋脈沖的處理電路,通過這個電路的處理,並利用80c196mc中定時計數器1的90相移計數工作方式,可大大簡化使用增量式光電碼盤時脈沖處理的復雜度,這也擴大了本文中變頻調速器的應用范圍。In the scheme, not only the rtlinux ' s double kernel structure and its virtual interrupt are adopted, which make the standard linux process as the lowest priority one in the real - time kernel, but also the 8254 is set to work in the one - shot model by using the kurt ' s utime package, which improves the clock frequency of the os and reduces the cpu ' s extra burden
這種新的實時化方案利用了rtlinux的雙內核體系結構和中斷虛擬機技術,將標準linux進程作為實時內核的一個優先級最低的任務進行調度;同時還利用了kurt中utime軟體包將定時/計數器8254置為one - shot工作模式,從而既提高了操作系統的時鐘頻率,又解決了cpu額外負擔過重的問題。During the process of voice terminal design, the author firstly presents its hardware structure, including the coding and encoding module of ip, the interface to former access network equipment and etc, and then the author illustrates in detail the software realization of g723. 1 & g711 coder and encoder, then introduces how to realize the application of rtp / rtcp protocol in h. 323 gateway by openh323, including the design of the process and the realization of the data package format and partial code
在語音終端設計中,首先提出了其硬體構架,包括ip語音編解碼模塊,與原接入網設備的介面等;然後重點討論了g . 723 . 1和g . 711編解碼器的軟體實現。在h . 323網關模塊中,首先討論了ip電話網關的系統架構;接下來介紹了openh323軟體開發包,並詳細介紹了利用openh323實現rtp / rtcp協議在h . 323網關中的應用,包括流程設計,數據包格式和部分代碼實現。分享友人