logic board 中文意思是什麼

logic board 解釋
邏輯插件
  • logic : n. 1. 邏輯，理論學。2. 推理[方法]；邏輯性，條理性。3. 威力，壓力，強制（力）。
  • board : n 1 板〈通常指寬4英寸半以上厚2英寸半以下者〉，木板；紙板。2 （廣告）牌；（棋）盤；〈口語〉配電盤...
  1. Secondly, the composition and function of expander board is introduced, the paper describes a detail developing process of selecting component, design interface circuit, protract pcb with protel and design pci interface logic and user ' s logic. with ahdl and max + plus. in addition this paper discusses how to debug pci board, and give the simulation waveform and the result of debug. on the base of all functions is ture, this paper introduce the config registers and memory of bu - 61580, realize the interrupt function and communication based on mil - std - 1553b

    首先分析了擴展板的組成、功能，對pci介面邏輯和擴展板的內部邏輯進行詳細設計，並根據其資源要求進行器件選擇，然後使用protel工具進行電路板的製作。另外，本文還介紹了擴展板的調試方法，給出了邏輯模擬波形和調試結果。在此基礎上，本文闡述了協議晶元的配置方法，實現了1553b通訊擴展板間的通訊及中斷功能，達到了開發技術指標。
  2. The double - start positioning system is an all - weather and regional satellite positioning system, developed independently by our country. this paper discusses the cpu implementation of the dispread subsystem in the double - start positioning system to carry out the main control of the system and to finish the information frame processing. the hardware platform we used is based on cirrus logic ' s ep7312 develop board

    在北斗衛星地面用戶機解擴分機的研製中，其主控模塊的設計開發採用目前流行的基於arm架構的嵌入式微處理器設計思想，以cirruslogic公司ep7312嵌入式處理器為核心的片上系統soc設計開發， ep7312處理器是專門為低成本、超低功耗的應用設計的。
  3. 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分析，並對系統中的數據流向進行了完整的歸納和總結，給出了x線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總線介面的深入研究，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時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。
  4. 1. a small and cheap 8 - bit microcontroller is used as control core. all components of the sensor, some of which are necessary for the multiple and intelligent functions, are selected ones with low cost and small package. by designing all auxiliary logic circuits in a complex programmable logic device ( cpld ), and integrating all analog circuits in an application specific ic ( asic ), the size of pcb board is greatly reduced, which make it possible that the pcb can be installed with the displacement detector together

    系統採用小型廉價8位微控制器控制，電路內配置了為實現多功能智能化所必需的硬體，並全部採用低價格、小體積器件，還將所有輔助邏輯電路設計在一片復雜可編程邏輯器件cpld內，所有模擬電路集成於一片專用集成電路asic內，大大縮小了電路板尺寸，再與傳感元件組裝在一起，從而使整個系統在保證智能化功能的前提下，具有體積小、成本低、一體化和抗干擾能力強的特點。
  5. The assistance circuit board is made by myself, which is used to test the interface. the results show that the interface downloaded in the in - system programmable logic device - isp1032e and the driver programs for the generalized interface are executable

    用我們自己製作的外圍輔助試驗電路板進行檢測試驗，結果表明下載到isplsi1032e中的多路復用介面電路達到設計要求。
  6. 2. easy to use oscilloscope or logic - analyzer measure mother board s cpu every pin signal

    2 .附pga座與排針間之對照表，使用者可快速量測各點cpu信號
  7. In addition, some interface circuits, such as high - power d / a card, filter board, logic - process board and the feature of cvi programming language and windows programming are also introduced in detail with some chapters

    後面章節詳細介紹了系統的一些介面和控制電路，如大功率數模轉換板、濾波器、控制邏輯處理器等等，以及cvi工業控制軟體開發環境及windows編程等軟體方面的內容。
  8. Logic analysis to the target board shows that the output of the scm is just the same as what was expected

    目標試驗板的邏輯分析結果表明，單片機的輸出與預期結果相同。
  9. On the basis of the analysis on the developed pci logic, the desinger improve upon the pci interface logic according to the project ' s requirments. moreover, the dissertation explains the composition, functions and internal design of the pci board

    在詳細分析了已有的pci介面邏輯設計的基礎上，根據本課題的具體需要做出了改進。本文分析了數據通信介面板的組成、功能，描述了介面板內部邏輯的詳細設計。
  10. The pld ( programmable logic device ) is chosen as the core of the pcb ( printed circuit board ), which is designed to implement the function of dongle

    在設計中，選擇altera公司的pld器件做為核心晶元來實現加密鎖，完成對軟體的保護。
  11. In order to increase the stability of the system, decrease the area of the pcb ( printed circuit board ) and reduce cons - umption of power, control logic were integrated into a single chip by using fpga and cpld

    為提高系統的穩定性，減少pcb板面積，降低功耗，應用fpga ， cpld器件將各種控制邏輯集成在一塊晶元上。
  12. The research of this task comes from key projects in scientific research of the tenth " five - year plan " ( ( the technology of color spray - paint graph plotter for military use ) ). a further study has been made of pci2. 2 bus protocol, and a theoretical summarization of the protocol needed in the design of pci system is presented from the viewpoint of engineering application. on the basis of a good knowledge of pci bus protocol, this paper suggests a new method of data transmission based on pci on high - speed spray - paint graph plotter, and then designs hardware logic according to the methed, puts pcb board into practice. finally, the wdm drive progam of the hardware device is designed

    論文深入研究了pci2 . 2總線協議，並在工程角度上對pci總線協議中項目相關的協議的進行了理論總結。本論文在深刻理解pci總線協議的基礎上，提出了高速大幅面新一代彩色噴墨繪圖機上基於pci數據傳輸技術的一種新穎的解決方案，並基於這種方案設計出硬體邏輯，實現pcb板，最後設計出該硬體設備的wdm驅動程序。本文在設計硬體邏輯時，擺脫了傳統設計思路，應用了一種新穎的設計方法，應用了quicklogic公司的嵌入式可編程介面晶元q15030來完成介面晶元設計。
  13. The mcf5249 works as the main processor on the cpu control board. the main task of the control logic finished on fpga is assisting mcf5249 with controlling the

    控制邏輯的主要任務是協助cpu主控板中的主控制器mcf5249完成對分接復用板上的pm4329 ， pm5332 ， pm5366 ， pm5320等晶元的控制操作。
  14. Because the signal which serial interface output of mcu is ttl logic level, it is essential to transform ttl electrical level to rs - 232 electrical level when the mcu is communicated with pc. in this paper the universal rs232 / 485 electrical level converting circuit board is designed. it can realize data transmission by the two communication level manner

    因為單片機的串列輸出介面輸出的電信號是ttl電平，這樣在和上位機通信時需要通過轉換電路對其電平進行轉換，所以在本課題中設計了通用的rs - 232 485電平轉換電路板，可以實現兩種不同電平的數據傳輸，通過最後的實驗驗證，該電路板能實現所要求的功能，傳輸信號可靠準確。
  15. Secondly, the dissertation describes the design and implementation of communication board and the mending of the used pci interface logic

    其次，本文重點講述了對原先研製的pci介面邏輯的改進、數據通信介面板的設計與具體實現。
  16. The thesis includes the design of hard circuit, pcb ( printed circuit board ), driver and application soft involving a / d board and d / a board. the detailed functional modules consist of multiplex signals select module 、 analog digital conversion module 、 digital analog conversion module 、 pci protocol conversion module 、 driver and magnifying module 、 control logic 、 clock circuit and configuration circuit. the importance of the thesis is a / d board

    本課題包括硬體電路、印刷電路板（ pcb ） 、驅動程序和應用軟體的設計，涉及a / d板和d / a板兩大塊部分，具體的功能模塊包括多路信號選擇模塊、模數轉換模塊、數模轉換模塊、 pci協議轉換模塊、驅動放大模塊、控制邏輯、時鐘電路和配置電路，其中重點是a / d板部分。
  17. With the fast development of the field programmable gate arrays ( fpga ), the pci ipcore has been offered by a great many manufactories, and then the engineers can integrate the users ’ logic and pci ipcore into the fpga chip, thus the simulations and the verifications of the user ’ logic can be done in the top level. so the engineers can develop pci productions with using ipcore much faster than using special chip of pci interface, and also can shorten debug periods, highly advance the integration of the pcb board

    隨著fpga （現場可編程門陣列）技術的快速發展，很多製造廠商都開始提供pci介面核邏輯（ ipcore ） ，設計者可以將pci用戶邏輯和pci核邏輯集成到fpga裏面，並且可以在頂層通過模擬來驗證pci介面以及用戶邏輯設計的正確與否，這樣較之使用那些pci專用介面晶元，使用ipcore就可以大幅度的提高調試速度，縮短開發周期，提高電路板的集成度和系統的性能。
分享友人
分享到 Line

分享到臉書