算術命令 的英文怎麼說
中文拼音 [suànshùmìnglìng]
算術命令
英文
arithmetic command-
Information technology small computer system interface scsi - 3 primary command layer part 9 : common access method
信息技術小計算機系統介面scsi - 3基本命令層第9部分：公共訪問方法This paper first introduces the whole construction of the baggage transfering system in the capital airport, then describes the serial communication technique of the plc and the computer. the supervise computer can send the reading and writing order to the plc through the communication module, so it can know the status of the transfering equipments at any time
本文首先對首都機場行李中轉系統的整體結構作了簡要的介紹，然後闡述了plc與計算機之間的串列通訊技術，通過通訊模塊，監控計算機可以向plc發出讀寫命令，隨時掌握中轉設備的工作狀況。Information technology small computer system interface scsi - 3 primary command layer part 8 : enclosure service commands set
信息技術小計算機系統介面scsi - 3基本命令層第8部分：機箱服務命令集In desktop computing environment, the style of human computer interaction has been changed from command user interface to multimedia graphical user interface which is a temporary alternative of natural human computer interaction mode
在桌面計算系統中人機介面已從早期的命令字元方式發展到現代的多媒體圖形用戶交互形式，並成為自然人機交互技術實現之前的一種過渡方式。Advanced fpga technology is introduced to improve the integration of digital circuits, and all digital circuits in the original module are integrated in the fpga chips, which could not only reduce the cost, but also improve the reliability and measurement precision of the circuits. high speed digital signal processor ( dsp ) is selected as the coprocessor instead of scm ; it can receive all kinds of commands sent from vxi, analyze and execute the commands, harmonize each section of the module and process the data. higher - conversion - speed comparator chip is adopted to convert the input signals being measured into square waveform signals which could be identified by fpga chip ; it can expand the measurement range of frequency dramatically
本文在原有vxi總線四通道計數器模塊的設計基礎上，通過對原模塊缺陷的分析，採用一些新的技術和新的電子器件來重新設計該計數器模塊:採用最新的fpga技術來提高數字電路的集成度，將原模塊中的所有數字電路全部集成在fpga晶元中，這樣不僅能節約成本，還能提高電路的可靠性和測量精度;採用高速的數字信號處理器（ dsp ）取代原有的單片機作為協處理器，來接收vxi發來的各種命令，分析命令、執行命令、協調模塊各部分的工作以及對數據的處理;採用轉換速率更高的比較器晶元將輸入的被測信號轉換為fpga晶元能夠識別的方波信號，能極大提高測量頻率的范圍;採用d / a轉換晶元和隔離運算放大器得到隔離通道所需的比較電平，該比較電平值能夠根據實際需求進行設置，能增強模塊的使用靈活性。In this disseration the author researched the testing of gsm mobile telephone of the wireless instrument test and carried out it. the work that i shoud do is acquire the testing content 、 standard and method of test of the gsm mobile telephone, then write the driver program of the cmu200. first acquaint the communication system of gsm ; second introuced and analysized the technology of the software and hardware of control the programmable instrument, which include ieee 488 ( gpib ) standard bus 、 scpi ( standard commands for programmable ) and visa ( virtual instrument system architecture ) ; third reaserach the technology of software, it employs visual c + + 6. 0 as application development platform because of its powerful function, universality and programming and employs com module because of its characteristic 、 superiority ; the last ascertain the testing item and its standard 、 mehtod through searching the principle of gsm mobile and its testing criterion and select the programble instrment for testing according to the mobile telephone demands, which include cmu200 ( universal radio communication tester ) 、 e4445a ( spectrum analyzer ) 、 e4438c ( signal generator ), all of this build the platform of testing. i realize the automatic testing of gsm mobile telephone by using com module and visa 、 scpi
論文中首先了解了gsm通信系統及其關鍵技術;再者研究分析了可編程儀器控制的軟硬體技術，包括ieee488 （ gpib ）標準總線、 scpi （ standardcommandsforprogrammableinstruments可編程儀器標準命令）和visa （ virtualinstrumentsystemarchitecture虛擬儀器軟體架構）為對可編程儀器進行驅動編程打下基礎;第三步研究了軟體實現技術，對組件的優勢和com的特點進行了分析確定採用com組件技術來完成驅動模塊;最後根據移動臺測試要求選擇可編程測量儀器cmu200綜測儀、 e4445a頻譜儀、 e4438c信號源和一臺測量控制計算機搭建起了測試平臺，研讀可編程儀器cmu200綜測儀的scpi命令和visa （虛擬儀器軟體架構） ，根據gsm移動臺測試方法在vc開發平臺下採用com組件形式完成對cmu200的驅動編程從而實現對gsm移動臺的自動測試。Information technology small computer system interface scsi - 3 primary command layer part 6 : block commands
信息技術小計算機系統介面scsi - 3基本命令層第6部分：塊命令Information technology small computer system interface scsi - 3 primary command layer part 7 : reduced block commands
信息技術小計算機系統介面scsi - 3基本命令層第7部分：簡化的塊命令In the paper, firstly, it talks about the stored program controlled telephone switch ( spcts ) technology, computer simulation technology and simulating training system ; secondly, it describes the software construction of spcts, compares the main styles among the maintaining and operation system of spcts, analyses the order - based maintaining and operation system of spcts, by this way, designs and achieves the simulating training system
文中首先討論了與系統相關的程式控制交換機技術、計算機模擬技術和模擬訓練系統；然後，描述了程式控制交換機的軟體結構，比較了交換機維護操作系統的主要模式，分析了基於命令的程式控制交換機維護操作系統，進而在此基礎上設計實現模擬訓練系統。分享友人