選配電路板 的英文怎麼說
中文拼音 [xuǎnpèidiànlùbǎn]
選配電路板
英文
option board- 選 : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
- 配 : Ⅰ動詞1 (兩性結合) join in marriage 2 (使動物交配) mate (animals) 3 (按適當的標準或比例加以...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 板 : Ⅰ名詞1 (片狀硬物體) board; plank; plate 2 (專指店鋪的門板) shutter 3 [音樂] (打拍子的樂器) ...
- 電路板 : accessory board
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
-
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。The integral structure of system are analyzed, and a scheme based on dsps processing board + mcu control board are put forward firstly, following design difficulties and relevant measures. every modules of dsps board are described in details, including chips selection, implementation manners choice, interface and time sequence match and etc. compared otsu single threshold segmentation with multi - threshold segmentations, the latter are preferred to perform the object identification in hardware designed by author. combined to like background rejection, morphology expansion and etc. steps, the paper gets the length of queue ; finally, a - b united control and area united control based on can bus are designed
首先分析了系統的總體結構,提出了一種基於dsps處理板+單片機控制板的信號機實現方案;在此基礎上,重點介紹了處理板模塊化的硬體電路設計,其中考慮了晶元的選型、實現方式的選擇、工作機制、時序匹配等問題;之後,分析了otsu單閾值目標識別和多閾值目標識別的效果,重點選擇後者在硬體電路板內對圖像進行了目標識別的演算法處理,結合背景的剔除、形態學膨脹等幾個減小誤差的措施,對車輛排隊長度進行了較為精確的提取;最後在控制板上完成了干線a - b信號聯動控制和基於can總線的區域聯網控制的通訊方案設計。The hardware circuit design include : industrial control computer configuration, selection of industrial control board type, design of the power supply and monitoring interface circuit, design of signal processing interface circuit ( the constant current source circuit, the time base signal processing circuit, the processing circuit for the signal to be measured ), design of panel control circuit, design of the system self - checking circuit, and etc. the program flow hart include : main program flow chart, system boot - strap self - checking program flow chart, manual static testing program flow chart, semiautomatic static testing program flow chart, automatic static testing program flow chart, dynamic testing program flow chart, transient testing program flow chart, source voltage and current monitor program flow chart, investigate function testing program flow chart, and etc. the measure system offers six working power supplies, the signal of time base, the signal of constant current source, sine wave signal and step to leap signal, and measures the frequency of the output pulse signal of the wide range pulse convert circuit accurately under three kinds of different test state ( static form, dynamic form and transient form )
硬體電路設計包括:工控機配置、工控板卡選型、產品電源及監控介面電路設計、信號處理介面電路(恆流源電路、時基信號處理電路、被測信號處理電路)設計、面板控制電路設計、系統自檢電路設計等。程序流程圖包括:主程序流程圖、系統開機自檢程序流程圖、手動靜態測試程序流程圖、半自動靜態測試程序流程圖、自動靜態測試程序流程圖、動態測試程序流程圖、暫態測試程序流程圖、電源電壓和電流監控程序流程圖、研究功能測試程序流程圖等。測試系統提供六路工作電源、時基信號、恆流源信號、正弦波信號和階躍信號,並對三種不同測試狀態(靜態、動態、暫態)下大量程脈沖變換電路輸出脈沖信號的頻率進行精確測量。This paper also introduced an object - oriented knowledge management system. using the eakrl, capp system described in this paper implemented computer aided pca process planning, which includes the selection of the assembly method, the generation of process route, the automatically query of parameters of smt and tht operations
運用面向對象的工藝知識的處理方法,本文中的電子裝配capp系統實現了印製電路板組裝工藝決策系統,包括安裝方法的自動選擇、工藝路線的生成以及表面貼裝、通孔插裝工序工藝參數的自動選擇。The relevant program of both the dongle and the computer have also been developmented. a parallel port and a serial port are provided for the pcb. there is a program ( in vhdl, vhsic hardware description language ) carrying out in the pld which implementi ng the parallel protocol. an encrpt arithmetic is designed and embeded in pld. to providing a interface for the user, a dll ( dynamic link library ) is developmented in c + + builder
所設計的電路板上可以選擇連接串列口或者并行口,在pld內用vhdl ( vhsichardwaredescriptionlanguage ,硬體描述語言)實現了並口的通信協議和一個自行研製的密碼演算法,並在c + + builder環境下開發了配套的上位機軟體,主要是提供了dll (動態鏈接庫)和一些函數用於pc機和加密鎖之間進行通信。The assembly can be done by means of pillar plugs on a printed circuit board or in the control cubicle on top hat rail as specified in din en 50 022, by the optional adaptor board with phoenix terminal screws
放大器可以通過支座安插在電路板上。如果安裝在控制機箱里,可以通過可選的適配器板和phoenix固定螺栓安裝在頂帽式導軌上符合din en 50022所規定的。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。分享友人