時分總線 的英文怎麼說

中文拼音 [shífēnzǒngxiàn]
時分總線 英文
time-shared bus
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞(總括; 匯集) assemble; gather; put together; sum up Ⅱ形容詞1 (全部的; 全面的) general; o...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 時分 : 時分time:黃昏時分 at dusk; at twiligh; cock-shut time
  1. The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production

    本文展開研究並取得一定成效:構建了基於pci的微機實圖像採集系統;在採集的布料圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與圖(鳥瞰圖)的對應部進行圖像相關的匹配計算,應用數字圖像理論,結合神經網路計算的改進最速下降法和模擬退火演算法,提出獨特而有效的相關迭代初始值賦值方法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。
  2. On this basic, it come out rs485, bitbus application casus to distribution watch system. this system make up real time watch system and data manage net system by bitbus communication to complete detract check and focus show function of high low electric power parameter. it take on task of background communication and proscenium data manage

    該方案應用bitbus現場構成一個完整的實監控和數據管理網路系統,完成高、低壓配電室電力參數的散檢測和集中顯示等功能,上位機同承擔后臺通訊和前臺數據管理任務,前後臺并行工作,該方案在某汽車製造廠配電系統中得到了較好的應用。
  3. 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,將整個列車網路為連接各個車廂主機的上層列車網和連接單個車廂內負責控制、檢測等子設備的下層車廂網,同將傳輸的數據類型區為實的周期性過程數據和可延遲的偶發性消息數據。
  4. 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,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現場原理協議,論述了現場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,從而實現了對生產的實監控,並且可以通過界面設置系統的一些參數,同提供了較強大的報警功能。
  5. In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical

    在硬體設計中,本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制器前面板、後面板等的空間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信,同系統電路配置成中斷響應方式,這樣既滿足了系統要求,又充利用了tms320f2812的硬體資源。在軟體設計中,本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。
  6. Generally speaking, the former part is a primary introduction of the settlor ’ s rights from origin and macroscopy, and from this part, the writer discusses concretely the rights of the settlor at each stage

    體上說,前一部內容是從源流和宏觀上初步介紹和考察委託人的權利,而從本部開始,則以間為對委託人在信託中的權利階段進行具體的討論。
  7. The subject has mainly finished designing and debugging software and hardware of a / d decode module, fpga video processing module, video data frame deposit module, base clock produce module, d / a encode module, i2c bus control module, etc. a / d decode module gathers analog tv signals and realize video decode ; fpga video processing module deals with the data after decoding and produces systematic logic control signal ; video data frame deposit module offers the buffering area to a large n umber of high - speed video data ; base clock produce module through input basic video signal offers system accurate relevant synchronous signal ; under control of video processing module d / a decode module convert digital video data into compound tv signal which can be shown in tv directly ; i2c bus control module is used to initialize the chip of system by simulating i * c bus timing

    本課題主要完成了a d解碼模塊、 fpga視頻處理模塊、視頻數據幀存模塊、基準鐘產生模塊、 d a編碼模塊、 i ~ 2c控制模塊等部軟、硬體設計及調試。其中a d解碼模塊採集模擬電視信號實現視頻解碼; fpga視頻處理模塊對解碼后的數據進行去噪處理的同還負責系統的邏輯控制;視頻數據幀存模塊為大量高速的視頻數據提供緩沖區;基準鐘產生模塊通過輸入基準視頻信號為系統提供精確的相關同步信號; d a編碼模塊在視頻處理模塊的控制下把數字視頻數據轉換成復合電視信號供顯示用: i ~ 2c控制模塊模擬i ~ 2c序實現對系統中編、解碼晶元的初始化。
  8. An object at rest or traveling in uniform motion will remain at rest or traveling in uniform motion unless acted upon by a net force

    所有物體在沒有受到力的作用的堅持靜止狀態或勻速直活動狀態。
  9. Fault location techniques are used to pinpoint location of the fault on a tra - nsmission line. transmission line faults must be located accurately to allow maintena - nce crew to arrive at the scene and repair the faulted section as soon as possible, which can relief the burdens of patrol personnel and reduce the revenue losses due to power outage. the accurate fault location alogrithms play an important role in power system safety, economy and reliability. in this paper, diversified fault location algorithms are summarized. according to the principles of algorithms, they can be classified into two categories : impedence based algorithm and traveling wave based algorithm. based on the analysis and comparission of each algorithm, the corresponding merits and app - lication limitations are presented

    精確的故障定位為現場巡工作人員及提供準確、可靠的信息,減輕人工巡的負擔,同加快路的恢復供電,減少因停電造成的綜合經濟損失,為提高電力系統運行的安全性、經濟性和可靠性發揮重要的作用。本文結了現有的各種測距方法,根據測距的原理將其為阻抗法和行波法兩大類,對各種演算法的優缺點及適用范圍進行了析,在此基礎上提出了一種組合的測距方案,並對演算法進行了模擬析。
  10. As a result of studying, we gain three system time capability parameter of monolayer bus framework and two - double bus framework, data bus utilization, length of the data waiting queue and time of system timed, basing on fixed bc control seasonal repertoire timed petri net and stochastic petri net

    研究結果別得出了單和雙的基於固定主控端周期指令延petri網的數據利用率、等候消息隊長、系統延間;基於隨機petri網的數據利用率、等候消息隊長、系統延間共三個系統間性能指標。
  11. We also take two conclusions by foregoing result : first of all, the system becomes more and more complex, the system data bus utilization copy result, time of system timed and length of the news waiting queue become more and more precise basing on stochastic petri net

    通過結果數據析、比較,本文得出兩點結論:第一,隨著系統復雜程度的提高,基於隨機petri網的系統利用率、系統延間、等候消息隊長的模擬結果會越來越精確,這特別適合現代越來越復雜的航空電子綜合系統數據析。
  12. The control area network - can belongs to the category of fieldbus. it is an actual effect support distribution type control or aserial communicatioan network in real - time - controlling, which was developed by the german bosch company for resolving the digital exchange between controller and measuring instrument in modern car of many casea

    控制器局域網? can屬于現場的范疇,它是德國bosch公司為解決現代汽車中眾多的控制與測試儀器之間的數據交換而開發的一種有效支持散式控制或實控制的串列通信網路。
  13. Fiber optics mechanization of an aircraft internal time division command response multiplex data bus

    光纖化的飛機內部制指令響應式多路傳輸數據
  14. Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo

    本文首先對數字減影血管造影( dsa )成像系統的組成結構和數據流向進行了深入研究和析,並對系統中的數據流向進行了完整的歸納和結,給出了x數字成像系統中的高速大容量數據通道的設計方案;在對sdram的控制方式做了深入探討后,給出了實現大容量多條sdram共同工作的解決方案,在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲;通過對pci介面的深入研究,優化後端狀態機設計和低層驅動程序開發,給出了完整的pci介面方案實現高速dma數據傳輸,完全可以滿足視頻傳輸要求;深入研究了基於大規模可編程器件的數字系統設計方法,針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點,提出了利用fpga中的鎖相環提供多個鐘相移的信號來提高系統穩定性的解決方案,從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。
  15. This paper discusses in detail some problems about scanning sound intensify mearusing system of the pc machine from perspectives of both hardware and software. it puts emphasis on analyzing and working out problem of multicenter data sampling in phase fifo amortize arbitrarness waveform generator this paper makes a deep discussion on the computer exteral interface technology which is developing in high speed. it analyses scanning sound intensify mearusing system interface technology on the basis of isa pci, and introduce the promising idea about designing mearusing system of scanning sound intensity by using usb interface

    本文針對快速發展的計算機外部介面技術進行了較深入的探討,析了基於isa、 pci局部的掃描聲強測試系統介面技術,並提出採用usb介面的聲強數據採集與處理系統的設計思想,同對windows底層進行了詳盡的析,採用vtoolsd 、 vc + + 、 ddk編制的掃描聲強測試系統驅動程序,運行在系統核心( 0級環) ,並能與windows很好的協作運行,既能體現windows的多任務操作系統的特點,又保證了數據可靠、實的採集。
  16. On basis of the development of modern control technology and apply of the network technology and locale bus - mastering technology , this text analyzes the essential element for produce of wire - roll mill : principle of assign for speed ; expatiates in detail on the network structure and communication protocol of ethernet and profibus - dp ; concretely describes the forms of control system configuration , the function and features of its software and hardware designs ; also, introduces mainly control function of control system, , for example , sequence control 、 loop control 、 fly shear control and operation and monitor function etc

    基於現代控制技術的發展、網路技術以及現場技術的應用,本文析了材生產的基本要素:速度的配原則;析了工業以太網ethernet和現場profibus - dp的結構和通訊協議。主要說明plc控制系統的組織結構形式,系統的軟硬體設計的功能和特點。同,詳細介紹了控制系統的主要控制功能,如邏輯控制、活套控制、飛剪控制以及操作監控功能等等。
  17. Taking foundation fieldbus ( ff ) for example, the real time schedule mechanism of fieldbus is investigated, the implementation of communication stack is presented, the method of building real time schedule table is put forward, the schedule algorithm and the algorithm schedulabilty of real time schedule table are researched

    以基金會現場為實例,研究了現場的實調度機理;給出了通信棧軟體的具體實現;提出了實調度表的建立方法;並對實調度表的調度演算法和可調度性析進行了研究。
  18. On the basis of familiar with can bus and gsm communication, considering hev ( hybrid electric vehicle ) battery administrative system ' s demand for the host pc monitoring system, i have designed can - rs232 converter gateway to realize transmission the real - time data from can node to rs232 serial port, which is carried out by the project of at89c52 mcu + sja1000 can controller + 82c250 can controller interface. host monitoring software has accomplished real - time datas display, storage, historical datas graph analysis and storage fashion change from access to excel, at the same time, realized important datas transmission remotely with tc35 short message module. system software programs in assembly and vb

    Can - rs232轉換網關採用at89c52微處理器+ sja1000can控制器+ pca82c250can控制器介面實現對can節點通訊的監聽,並將其轉換成rs232串口電平發送到pc機串口,同用siemens公司的tc35模塊和at指令實現現場採集系統重要數據和錯誤信息的短消息通訊。在上位pc機監控系統中,主要完成的是對串口設置的選擇控制、現場採集數據的實刷新顯示、歷史數據的圖表析及數據的access數據庫存儲和excel電子表格的轉換。系統軟體採用匯編語言和vb實現。
  19. The us communication systems of modern aviation are mostly based on mil - std - 1553b, which is a command / response, time division, multiplexing techniques serial data bus with high reliaoility and flexibility. although the data bus is established for aerospace applications, it has been widely accepted around the world in such unlikely place

    美國軍用數據標準mil - std - 1553b是一種集中控制式、命令響應、制的串列標準,具有高可靠性和靈活性,已經成為現代航空機載系統設備互聯的關鍵技術,廣泛的應用於飛機、艦船、坦克等武器平臺上,並逐漸應用到民用的領域中。
  20. The demo system realizes the isochronous, asynchronous and bus management functions of ieee 1394 bus and validates its high - speed performance by multiple nodes on 1394 bus transferring data on the same time

    基於1394高速串列共享的特點,該演示系統讓上的多個節點同傳輸,實現1394的等、異步傳輸功能以及部管理功能,並驗證其高速傳輸性能。
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