內總線 的英文怎麼說
中文拼音 [nèizǒngxiàn]
內總線
英文
internal bus-
The other is train communication network. based on the protocol of " iec 61375 - 1 ", published by iec in 1999, the data to be transmitted is classified into urgent periodic variables and deferrable random messages. in this paper the whole net is decomposed into two layers : train bus and vehicle bus
文中參考iec組織1999年公布的「 iec61375 - 1 」標準協議，將整個列車網路分為連接各個車廂主機的上層列車總線網和連接單個車廂內負責控制、檢測等子設備的下層車廂總線網，同時將傳輸的數據類型區分為實時的周期性過程數據和可延遲的偶發性消息數據。At the same time, it also illustrates the superiority of this kind of communication by introducing the profibus field bus. take the transformation of focke packaging machine as an example, the main content is as follows : 1st, to analyze the plc control system of s5 series, and determine the concrete functions that the new plc control system hopes to achieve as well as how to achieve the goal through studying the work program of the original one ; 2nd, to demonstrate the advantage of the field bus in the process of digital alternation by introducing the principle agreement of field bus profibus ; 3rd, to achieve each function of the original control system through using siemens ' s plc control system in the design of hardware and step 7 in the software as well as designing and compiling control system of focke packaging machine ; 4th, to use fm455 for controlling temperature not only can meet the system ’ s severe request for temperature and efficiently avoid many demerits of the temperature control instrument but also can bring convenience for operation and maintenance ; 5th, to use the intouch configuration software to compile monitor and control program can accomplish the goal for real - time surveillance and control of the production line, while setting some parameters can provide a powerful alarming function
以改造focke包裝機為例，主要內容如下: 1 、通過熟悉原有控制系統的工作流程，分析了原s5系列可編程邏輯控制器的控制系統，確定新的可編程邏輯控制器控制系統需要實現的具體功能以及其實現方法; 2 、在本系統數據交互中，通過介紹profibus現場總線原理協議，論述了現場總線在工業通訊中的優點; 3 、下位機硬體設計上使用西門子可編程邏輯控制器控制系統，軟體平臺採用西門子step7 ，設計和編制了focke包裝機控制軟體，實現了原有控制系統的各項功能; 4 、本系統對溫度要求嚴格，採用溫控儀表控制溫度不能滿足系統要求，而且溫控儀表操作和維護都不方便，因此採用fm455溫度控制模塊進行溫度控制，滿足了系統對溫度的要求，同時又有效地避免了溫控儀表在操作和維護上的缺陷; 5 、在監控系統上，使用intouch組態軟體設計了系統的監控界面，從而實現了對生產線的實時監控，並且可以通過界面設置系統的一些參數，同時提供了較強大的報警功能。And the interfaces have analog input, analog output and digital input / output. we have used differently cards, such as pc - 6330d a / d card, pcl - 728 d / a card based isa bus, ipc - 5375 i / o card and so on. in addition, we select micro - stir switches and pressure sensors as sensor elements to inspect the system and choose relays and induction valves to control the bicycle pump and the motor
總線採用isa內部總線；介面主要有模擬量輸入介面、模擬量輸出介面、開關量輸入輸出介面等，課題分別選用pc - 6330d型a d板卡、基於isa總線的型號為pcl - 728的d a板卡、型號為ipc - 5375的i o板卡；另外，課題選用了微動式行程開關、壓力變送器作為傳感元件檢測系統，選用繼電器、電磁控制換向閥實現對氣缸、電機的控制；採用vc + + 6 . 0編制控制軟體，實現了纖維鋪放技術的計算機控制。The main contents are as follows : firstly, this paper has analyzed and researched completely to different control system in the field of industrial control. reviewing the phytogeny of process control, this paper has presented background, character, performance, framework and direction of fieldbus control system and ethernet completely and discussed inevitability to intervention in the field of industrial control of the ethernet
具體的內容如下：對當今工業控制領域的各種控制系統進行了全面的分析和研究，回顧了過程式控制制的發展史，詳細的介紹了現場總線控制系統的發展背景、特點、性能、體系結構和發展方向。In chapter 5, based on the measured refractive index distribution curve, according as the theoretical model of light transmission in the grin medium, using quadrivalent runger - kutta method to carry out the light tracking, we studied retro - reflection of grin polymer micro - sphere and its application and concluded the best conditions to get good results. in chapter 6 we analyzed the two ways to improve the retro - reflection effect of grin polymer micro - sphere using the light tracking and discuss the pleasant results we got
第五章從上一章測量所得折射率分佈曲線出發，根據梯度介質球內光線傳輸的理論模型，用光線追跡的方法分析了327 #微球透鏡的反光性能，並對最佳性能條件進行了總結分析，發現效果提高並不明顯，進而在第六章中提出了提高grin聚合物微球回歸反射性能的兩個基本途徑，並用光線追跡方法進行了詳細的分析，最終得到了良好的效果，並對結果進行了一定的分析解釋。This can be solved by extending another bus with pci - pci bridge. this paper is mainly about the design of pci add - in card using intel ’ s pci - pci chip 21154
本文主要內容是設計用於擴展pci總線的的擴展卡，使用的是intel公司的pci - pci橋晶元21154 。Jx5 is a complex microprocessor, which contains cache, microcode rom, instruction prefetch unit, instruction decode unit, integer unit, mmx unit, floating point unit, page unit, bus unit, dp logic, apic and so on. it is very difficulty to test a such complicated microprocessor and receive anticipative fault coverage ratio. so, we must add dft in cpu ’ design
Jx5微處理器是一款結構異常復雜的微處理器，它的內部包含有: cache 、微碼rom 、指令預取部件和動態分支預測部件、指令譯碼部件、整數部件、多媒體部件、浮點部件、分段和分頁部件、總線介面部件、雙處理器介面部件、可編程中斷控制部件等。This bus wire connect the long - distance equipments in system and control equipment of other manufacturer. especially, the adoption of control word used in communication and control reduced the quantity of control cable, also. the good treatments of grand and protection has a every strong capability of anti - jamming
該總線通過相應的通訊模塊，與系統內的遠程控制設備以及其他廠商的單機控制設備相連，採用控制字的方式進行通訊和控制，可節約大量控制電纜，並且通過良好的接地處理和保護，具有極高的抗干擾能力。Fiber optics mechanization of an aircraft internal time division command response multiplex data bus
光纖化的飛機內部時分制指令響應式多路傳輸數據總線This paper first begin with the connotation of virtual instrument technology, study and discuss the criterion and the working theory of usb deeply. on the principle of usb1. 1criterion, using usb interface chip usbn9604 and low consumption mirochip c8051f231, we designed the available interface of usb bus and its controlling software, turn the communicating function based usb bus between computer and testing device. second based on the developed interface of usb bus, using microchip pic16c62 and a mount of relays, we designed the multiswitching scanner and its controlling software to complete the funtion of accesses swithing in testing system. third calling the api function inside the windows using vb programming language, communicat with the impelling program of selected hid, achieve the function of testing instrument with usb interface, complete the development of upside software faced testing. at last, based on the deep studying of pcb testing method, used the developed multiswithing scanner and software faced testing, combinated with necessary testing instrument, we constructed the pcb testing system and analized the testing result simply
論文首先從虛擬儀器的技術內涵出發，深入研究和討論了通用串列總線usb規范及工作原理，並依據usb1 . 1規范，採用usb介面晶元usbn9604和低功耗微處理器c8051f231設計開發了通用的usb總線介面及其控制固件，實現了通用計算機與測試設備之間基於usb總線的通信功能；其次，在所開發的usb總線介面的基礎上，使用微處理器pic16c62和多路繼電器開關，設計開發出實現測試系統中測試通道切換功能的多路通道掃描器及其控制固件；再次，採用vb語言編程，調用windows內部api函數，與選定hid類驅動程序進行通信，實現usb總線介面測試儀器功能，完成面向測試的上層軟體開發；最後，在深入研究印刷電路板測試方法的基礎上，利用已開發的多路通道掃描器和面向測試軟體，結合必要測試儀器組建印刷電路板測試系統，並對測試結果進行了簡要的誤差分析。These other boards can ben cpu boards or peripheral boards providing various functions. the vmebus standard originated with the motorola versabus in 1979 which was designed using the then new mc68000 microprocessor
系統總線吞吐率的優化：其他的晶元組對pci到內存帶寬只能到70mbs ， powerplusii則能達到80mbs而無須消耗額外的cpu資源。Vmebus boards have data bus sizes of 16, 32, or 64 bits and are designed to be plugged into a backplane that has up to 21 slots for other boards. these other boards can ben cpu boards or peripheral boards providing various functions. the vmebus standard originated with the motorola versabus in 1979 which was designed using the then new mc68000 microprocessor
性能的提高主要是由於三個方面的改進： 1 .處理器及高速緩存性能的優化2 .降低內存瓶頸：通過對powerplus體系結構的改進，使內存性能提高到582mb s memory read bandwidth和640mb s burst write bandwidth 3 .系統總線吞吐率的優化：其他的晶元組對pci到內存帶寬只能到70mb s ， powerplus ii則能達到80mb s而無須消耗額外的cpu資源。Hand crimping tools - tools for the crimp termination of electric cables and wires for low frequency and radio frequency applications - particular requirements - termination of twin - ax cable for databus applications
手動壓接工具.低頻和高頻用電線和電纜壓接連接用工具.專門要求.數據總線用帶2個內芯的電纜連接專門要求Focusing on the flight control computer system of some type of airplane, this paper first analyzes the advantage and disadvantage of the structures of many kinds of fault tolerant flight control computer systems and their ability in tolerating fault, followed by summarizing the key design technology. the dual similar redundancy fault tolerant computer system is brought forward as the design scheme for the required flight control computer. also brought forward is the particular system design
本文以某型號飛機飛控計算機系統為研究對象，首先分析了各種類型容錯飛控計算機體系結構的優缺點及容錯能力，總結了容錯計算機系統設計的關鍵技術，然後提出了二模相似余度容錯飛控計算機系統設計方案，詳細設計了以motorola公司生產的先進powerpc740微處理器為核心處理器、以高性能的國際標準化通用vme總線為內總線的交叉通道通信容錯計算機系統。In chapter 5 we discuss the design of ieee754 standard fpu ( floating point unit ). processor and uart ( universal asynchronous receiver transmitter ), these cores are used in this dissertation, fpu is used for floating point complex fft processor, uart is used for fft processor " s peripheral and our test platform. in chapter 6 we discuss the design for testability, including atpg, bist and jtag method, discuss the different verification and simulation strategy in soc scale facing to different modules, build up the test platform which is used to test high performance application specified digital signal processing processor. in chapter 7 we summarize the research results and creative points, and point out the further work need to do in the future
第五章提出了基於ieee754浮點標準的浮點運算處理器的設計和異步串列通信核的設一浙江大學博士學位論文計，提出了適合硬體實現的浮點乘除法、加減運算的結構，浮點運算處理器主要用於高速fft浮點處理功能，異步串列通信核主要用於pft處理器ip核的外圍擴展模塊以及本文所做的驗證測試平臺中的數據介面部分第六章提出了面向系統級晶元的可測試性設計包括了基於掃描測試atpg 、內建自測試bist 、邊界掃描測試jtag設計，在討論可測試性設計策略選擇的問題上，提出了針對不同模塊進行的分別測試策略，提出了層次化jtag測試方法和掃描總線法，提出了基於fpgaIt is designed for embedded applications with the following features : separate instruction and data caches ( harvard architecture ), 5 - stage pipeline, hardware multiplier and divider, interrupt controller, 16 - bit i / o port and a flexible memory controller. new modules can easily be added using the on - chip amba ahb / apb buses. it has flexible peripheral interfaces, so can be used as an independent processor in the board - level application or as a core in the asic design
它遵照ieee - 1745 （ sparcv8 ）的結構，針對嵌入式應用具有以下特點：採用分離的指令和數據cache （哈佛結構） ，五級流水，硬體乘法器和除法器，中斷控制器， 16位的i / o埠和靈活的內存控制器，具有較強的異常處理功能，新模塊可以輕松的通過片上的ambaahb / apb總線添加。With the characteristics of actual ship - board massmer having been duly considered, this lab - based massmer has been designed to have friendly interfaces, convenient operation and management, reliable performance and to be in conformity with the requirements of education and training. during the development of this system, a number of up - to - date technologies in the computer information area have been fully employed such as the technology in fieldbus, network, database, netdde and intouch etc. as a result, this system is characterized by the following points : 1
在實驗室內建立的這套船舶機艙監測報警模擬系統，充分考慮並結合實際船舶機艙監測報警系統的特點，該系統具有良好的用戶界面，操作管理方便，工作可靠，符合教學和訓練需要，系統在開發過程中，充分利用了目前計算機信息領域的許多最新技術，如現場總線技術、網路技術、數據庫技術、 netdde技術、 intouch技術等，使本系統具有以下主要特點： 1The down - up design includes the researches of decoder schematics, controller schematics, pipeline schematics, bus schematics, stack schematics and interrupt schematics. the thesis content and outcome of research are beneficial to the design of a cpu design project. at the same time, these contents are beneficial to the design of a microcontroller
整個正向設計由於採用了簡化的措施，還存在一些不足，因此從逆向設計的角度，研究了pic微控制器晶元中處理器的電路實現結構，主要包括譯碼電路和控制器電路的實現結構，流水線電路的實現結構，處理器內總線的實現結構，以及堆棧和中斷電路這些與處理器電路有密切相關性的子電路單元。The part of control card development mainly consists of the definition and completion of parallel bus inside the cards container, the assignation of address, the applications of gal devices and the program and debugging of eprom software
控制卡研製部分的主要內容包括并行機箱內總線的定義與控制，系統尋址空間分配， gal器件應用，控制卡eprom程序設計等。Today, bus topology has been more and more popular in control network, while there are still several ways of media access control ( mac )
當前，在面向控制的局域網內，總線網路已經成為一種常見的拓撲結構；其總線的介質訪問方式卻有多種。分享友人