電路板測試器 的英文怎麼說
中文拼音 [diànlùbǎncèshìqì]
電路板測試器
英文
board tester- 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) ...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 試 : 名詞(古代占卜用的器具) astrolabe
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 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...
- 測試 : test; testing; checkout; measurement
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This paper discusses the designing and making of the dynamic testing systems of engine electronic control system. base on the construction and operation principle of santana 2000gsi m3. 8. 2 engine electronic control systems, design and manufacture led circuit of dynamic testing and fault imitating electronic control unit. on the inspect board, design and equip with motronic 3. 8. 2 ecu i / o measuring joints, design and set up obd - ii diagnostic communication link, design and install fuel pressure inspecting meter. depend on the obd - ii diagnostic communication link and ecu i / o measuring joints, this dynamic testing system can inspect engine electronic fuel injection system, distributorless ignition system, idle speed control system and evaporative emission control system, and can inspect m3. 8. 2 sensors, ecu and actuators, and can interrogate fault memory and erase fault memory ; and can analyse data stream ; and can carry out fault imitating. besides, this paper analyses sensors and actuators typical fault w aves
2電控單元電路連接器設計製成輸入輸出電子控制檢測端子,並在檢測面板上布置了obd -診斷插座和燃油壓力表。使該動態測試系統能實現對電噴發動機的燃油系統、直接點火系統、怠速控制系統和燃油蒸氣排放控制系統的動態檢測;並通過obd -診斷座、 ecu輸入輸出檢測端子和故障模擬處理單元實現對電噴發動機電控系統各傳感器、電控單元、執行器進行故障碼讀取與清除;動態數據讀取和波形測試和故障模擬等。此外,本論文還分析了傳感器和執行器典型故障波形。Hardware engineers started working at higher levels of abstraction and using simulators and other forms of automation to do all the stuff they used to do on breadboards
硬體工程師從抽象的更高層次開始工作,並使用模擬器和其他自動化的形式在電路測試板上進行原料填充。Electronics engineers build their models with breadboard circuits, using the laws of physics to determine expected values for various properties and then precision instruments to measure actual values
電子學工程師通過電路試驗板建造模型,運用物理學法則確定不同屬性的期望值,然後使用精密儀器來測量出實際值。On the other hand, boundary - scan technique intelligent fault diagnostic method was applied to practice. for most digital system, devices with boundary - scan architecture are broadly used. only using four line or five line to connect pc parallel port with cut tap ( test access port ), all the ptvs can be loaded to cut and all homologous prvs can be taken back to intelligent fault diagnosis system
至於本文採用邊界掃描測試故障診斷技術,是考慮到本系統的通用性和簡潔性,因為對于大多數數字系統而言,具有邊界掃描結構的器件己廣泛應用,本文只需4條或5條信號線就能將pc機和被測邊界掃描電路連接起來,由此極大地簡化了智能故障診斷系統中為實現ptvs加載和prvs獲取而專門設計的介面板電路。Zero insertion force a kind of integrated circuit socket where no pressure is needed to insert the chip. these sockets are used in eprom programmers, burn - in boards and test jigs
零插拔力:一種集成電路插座,插入晶元時不需要壓力。這些插座在eprom編程器、老化板和測試夾具中使用。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。The encoder and decoders in the paper has been tested on the circuit board using the altera ’ s fpga of stratix gx ep1sgx25df672c7 with the system clock of 125mhz
本文的編解碼器採用altera公司的fpga晶元stratixgxep1sgx25df672c7在系統時鐘125mhz的情況下完成了電路板測試。Because in - circuit testers and mdas test components individually, a pcb assembly can pass an in - circuit or mda test and still not function properly
在線測試和生產故障發現測試都是對器件單獨進行測試,一塊印刷電路板可以通過在線測試或生產缺陷測試,但是功能上還可能不是很完全。Part two : design the schematic of the intelligent communication card ; to apply protel99 software to design sch and pcb charts, then send them to the factory ; to debug on the hardware and test on can bus chip ; to program assemble language control and can bus communication software of the intelligent communication card and debug on the super ice16 simulator ; to utilize the super ice 16 simulator to debug the control programs of the communication card online ; link to control card and debug the can bus communication program online ; to debug the system on eprom
第二部分:設計can總線智能通信卡的硬體電路,應用protel99設計軟體繪制原理圖及印刷電路板圖,並送廠製作板卡電路板:智能通信卡硬體製作和can總線晶元調試;編寫通信卡控制及can總線通信匯編語言程序並編譯;在superice16模擬器上在線模擬調試控製程序;連接系統控制卡,模擬調試can總線通信程序;程序燒入eprom晶元,進行系統eprom模擬調試;介面系統驅動程序及測試軟體調試。The designs of the cpu mpc852t, fpga & cpld in the ol1zc8 board of the zxsm - 2510 transmission system are performed, and the tests using hardware implement yield a satify results. 4. the dissertation ends in the 5th chapter, and gives the prospects of the following research work
按照從系統到單元電路的思路,在介紹sdh 、 zxsm - 2510系統原理基礎上,完成了zxsm - 2510系統光介面板ol1zc8中單板cpu 、單板可編程器件fpga和cpld和單板硬體的設計,最後完成了電路的製作和測試。The task in the paper comprises two parts. the software design procedure works as follow, program the drivers for module on pc with cvi, generate the corresponding ddl and then edit the test serial and invoke the ddl by designing soft panel with vc + + 6. 0. thus facilitate users to control module to conduct high speed data test. the hardware design procedure works as follow, design vxi message based interface circuit and plesio - fdc circuit with fast data transport function on xc2vp30, a virtex - ii pro series fpga chip designed by xilinx company which integrates power - pc processor
筆者負責的工作包括軟體設計和硬體設計兩部分:軟體設計是用cvi工具編寫模塊在pc機上的驅動程序,生成動態連接庫,再用visualc + + 6 . 0設計軟面板,實現測試矢量的編輯和動態連接庫的調用,讓用戶很方便地控制模塊進行高速數據測試;硬體設計是在xilinx公司的一片集成了power - pc處理器的virtex - iipro系列fpga晶元xc2vp30上完成vxi總線的消息基介面電路設計和具有快速數據傳送功能的準fdc電路[ 1 ] [ 2 ]設計。System functions of gsmb based on " godson " cpu was programmed by the discussion of " godson " cpu micro - system structure finalization and by the introduction of " godson " cpu performance requirements. this essay also specified on gsmb board level system structure, bios level solving and selection of important chips. moreover, problems related to high speed circuit design such as mensurability, pcb layout signal integrity, electromagnetic coexist were researched
通過對「龍芯1號」 ( godson ) cpu微體系結構定型的討論和關于「龍芯1號」 cpu所需達到的的性能指標的介紹,規劃了基於「龍芯1號」 cpu的高速服務器主板gsmb的系統功能,並敘述了根據系統功能所設計的gsmb板級系統結構、 bios級解決方案和重要晶元的選型;另外還研究了高速電路設計所涉及的如可測試性、信號完整性、電磁兼容性等一系列問題,並依據研究構建了基於ibis的軟體模擬模型,同時藉助eda模擬分析工具對關鍵線網與關鍵模塊進行了板級模擬。The hardware section of irdc uses the computer control technology, viz., using computer as the control center, sending the testing messages to the computer by sensors, sampling circuit and a / d board, then feed backing these messages to the actuating mechanism
硬體部分的設計採用了計算機控制技術,即以計算機作為控制,通過傳感器、采樣電路、 a d板等把測試信息傳送到計算機,經過處理以後再反饋到執行機構。In application, the test system which is established by the bst controller can test stuck - at faults, open faults and short faults on board, and gives some detail informations
在實際應用中,利用邊界掃描控制器構造的測試系統能夠實現對電路板的呆滯、開路和短路故障進行有效的檢測和診斷,並可提供比較詳細的故障診斷信息。In addition, the paper presents filter multi - phase structure for the shaping - filter design and its fpga implementation, where multipliers can be omitted by using the look - up table of the filter coefficients rom. test of the prototype circuit board shows the method is perfect
然後介紹了數字成形濾波器多相結構的fpga實現方法,運用查詢系數rom的方法可以省去實現濾波器的乘法器結構,並對此實現方法進行軟體模擬和硬體電路板測試,測試結果達到了較理想的效果。This thesis includes the hardware design of messaged _ based interface, the realization of the word serial transfers, the translating of scpi commands, the programme of awg ' s instrument driver, the debugging work associated with functional circuit and soft panel and the testing of module compatibility based vxi bus, edc
本文的主要內容包括: vxi總線消息基介面硬體設計、字串列通信協議實現、 scpi命令翻譯、 vxi任意波形發生器儀器驅動器設計、與功能電路和軟面板的聯調和大量的模塊兼容性測試。This module is dramatically improved on data speed between chips and boards compared with normal digital test devices. because of the improvement on data speed, signals can be distorted easily during transmission, such as glitch, distortion
該測試模塊較傳統數字測試儀器,晶元內部、晶元之間以及電路板間相互通信時的數據速率都有大幅度的提高。This technique is considered as the future trend of instrument technology. the virtual instrument is one of computer instrument systems and it is based on the hardware of computer. the function of virtual instrument is defined and designed by consumer. the virtual instrument is with virtual panel and the testing function is implemented by software. the traditional instrument implements data analyzing, data processing and data display by hardware circuit, but the virtual instrument implements those functions by computers. though the collection of signal is done by the actual probe, data collection board and the i / o of computer. the virtual logical analyzer is made by the technology of virtual instrument
所謂虛擬儀器,就是在以計算機為核心的硬體平臺上,其功能由用戶設計和定義,具有虛擬面板,其測試功能由測試軟體實現的一種計算機儀器系統。它將傳統儀器由硬體電路實現的數據分析、處理與顯示功能,改由功能強大的計算機來執行,而信號的採集,仍然利用實際的探針,數據採集板和計算機i / o系統相結合的思想。虛擬邏輯分析儀就是按照虛擬儀器思想設計而成的。The task is based on st ’ s sdtv channel decoder solution with a highly integrated single - chip fully digital qam demodulation stv0297. chapter 1 introduced the interrelated background of this item ; chapter 2 introduced the coding and decoding theory about channel ; chapter 3 described the hardware structure, the function, the realizing principle and the method of the pcb design ; the scheme and flow chart of software design are also described in detail in chapter 4 ; chapter 5 described the testing and analyzed the result ; at last, chapter 6 presented the summing - up of this dissertation
第一章介紹了本項目的相關背景知識;第二章簡單描述了通道編解碼原理;第三章系統地介紹了標準清晰度數字電視機頂盒通道解碼器的硬體構成、功能和實現原理,並介紹了電路板的設計方法;第四章對通道解碼的軟體設計方案和實現流程也做了比較詳細的闡述;第五章給出了測試結果並對其進行了分析;第六章對本論文進行了總結。Design a udp client terminal to realize the communications between the ncex1. 0 test board and several computers. link intelligent instrument to ncex1. 0 through rs232. design client program to control intelligent instrument and gain data from intelligent instrument. the construction of ethernet - based automated measurement system : ethernet links the ncex1. 0 to the hub in lan
基於以太網的自動測試系統的組建:智能儀器的串口接到電路板的串口,電路板的以太網口接到局域網的hub上,一個電路板接一臺儀器,多個電路板就接多臺儀器,把多臺儀器連上以太網,設計相應的主控機程序來控制多臺儀器以及獲取儀器的讀數,並進行數據處理和顯示,優化測試系統的性能,並成功地做了一系列幅頻特性的自動測試實驗。分享友人