slave interface 中文意思是什麼
slave interface
解釋
從屬介面-
According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求，課題期間研製了下位機系統硬體和軟體，開發了上位機監控軟體，其中所作的具體工作包括：測量原理的研究和在系統中的實現，在本次設計中用三種方法來進行水位測量，分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法；主控晶元的選擇，我們選用了高集成度的混合信號系統級晶元c8051f021 ；實現了信號的採集和處理，包括信號的轉換和在單片機內的運算；高集成度16位模數轉換晶元ad7705在系統中的應用，我們完成了它與單片機的介面設計及程序編制任務；精確時鐘晶元ds1302在系統中的應用，在此，我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬，該晶元的應用給整臺儀器提供了時間基準，方便了儀器的使用；另外，針對研製任務的要求，還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測，該部分的實現是通過採用ad421晶元來完成的，本設計中完成了ad421與單片機的spi介面任務，協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系，並完成了程序設計；與上位機的通信介面設計，該部分通過兩種方法實現： rs232通信方式和rs485通信方式；系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。 -
In this system, it is master - slave structure between pc and dsp. dsp transfers data to pc by adopting the dmac ( direct memory access controller ) in pc. the thesis dwells on every part of hardware circuit and main technology such as dsp, the transferring mode of dma ( direct memory access ), etc subsequently, it introduces the software design of the sampling system and user interface
該最小系統製作成高速數據採集卡，插入pc機的isa總線插槽中， pc機與dsp構成主從結構，系統中tms320f240dsp作為pc機的下位機，採用pc機內的dmac （ dma控制器）通過dma （直接存儲器存取）方式把採集的數據傳送到pc機進行處理。 -
The whole system is made up of 3 modules, they are serial communication module, embedded web server module and the remote operation interface module. serial communication module which is designed referring to modbus realize the communication between host computer ( embedded linux system ) and slave devices ( soot - measuration instruments )
串列通信模塊主要實現主機（嵌入式linux系統設備）與從機（煙道粉塵測定儀）之間的串列通信，參考國際上流行的modbus協議設計了系統的串列通信協議，使系統更具開放性。 -
By analyzing the synchronous serial communication interface of master and slave cpus and the required functions of the device to be manufactured, the synchronous serial communication interface of 80386ex was chose as the data communication interface and the tasks of master and slave cpus were configured reasonably
分析了主從cpu的同步串列通信口及裝置自身的功能特點，選擇採用80386ex同步串口作為線路兩側數據通信口，並對主從cpu的任務進行了合理的分析與配置。 -
This paper introduces the application of the computer monitor and control technique in the drive control system of paper machine, and puts forward a scheme of the master system and the slave system, the scheme and structure of hardware, key circuit used the slave system are discussed, the software system fit to the drive control system of paper machine is designed. in allusion to request of system, design the configure software and human - machine interface of the master system
文中介紹了計算機監控技術在紙機傳動控制系統的應用概況，提出了在紙機傳動控制系統中上位機系統和下位機系統的設計方案，並對下位機系統的硬體方案、結構以及關鍵電路進行了分析，設計了符合紙機傳動控制需要的軟體系統，針對控制系統的要求，設計了上位機系統的組態軟體和畫面。 -
The objective of the research is to design a multifunctional and universalizable slave interface for profibus dp, so an ordinary device can be connected on this bus conveniently
本課題旨在為profibusdp這一特定總線，設計一款通用的多功能從站介面，從而使普通的設備可方便的掛接到總線上。 -
Based on the simple introduction of profibus protocol and other kinds of fieldbus, this paper brought forward the truss of fieldbus control systems based on profibus, then discussed the main parts of profibus - slave interface master interface config and monitor software and network detailedly
本文在對profibus協議及其它現場總線簡單介紹的基礎上，提出了基於profibus的現場總線控制系統的整體構架，並針對基於profibus的現場總線控制系統的主要組成部分? ?從站介面、主站介面、上位機軟體以及底層網路的設計和開發進行了詳細的論述。 -
On account of actual demand, an ip core of 32bits / 33mhz pci interface module based on fpga has been designed by virtue of vhdl, and the 32 bits microblaze processor soft core has been embedded into this fpga. so, a fast and highly efficient pci master / slave interface, a local processor and other control logic are integrated on one chip of fpga
根據實際需求，利用vhdl硬體描述語言設計了基於fpga的32位/ 33mhz的pci介面模塊的ip核，並內嵌xilinx公司的32位軟處理器核microblaze ，從而在一片fpga上就實現了快速高效的pci主從介面和本地端處理器及其他控制邏輯。 -
The digital upward frequency conversion is the key element of the waveform synthesis. at the same time, basic theoretical analysis and optimum design are done for pci bus slave interface, fifo, transmit signal processor, digital - to - analog converter and logic control
本文對波形合成技術的核心? ?數字上變頻進行了深入細致的研究和介紹，同時對波形合成器中的pci總線介面、先進先出緩沖器、發射信號處理、數模轉換及邏輯控制等部分進行了分析和優化設計，給出了最佳設計方案。 -
The 2 - wire interface is a widely used master, multi - slave protocol using a serial clock ( scl ) and a serial data line ( sda )
此2線介面是一個廣泛使用的主機、使用串列時鐘（ scl ）和串列數據線（ sda ）的多從機協議。 -
The software of the devicenet interface was compiled by c51, including the duplicate mac id detect, the predefined master / slave connection set, the state transition diagram and so on
Devicenet通訊介面的軟體設計採用c51語言來實現。重點設計了從站的重復macid檢測、預定義主從方式通訊以及從站的狀態轉換等軟體模塊。 -
It is a complete pci interface circuit which including pci master, pci slave and pci arbiter. a design method of circuit multiplexing and that pci slave holds priority are proposed in system level design. a design method of pci slave which based on multi state machine structure and pci arbiter which based on hybrid algorithm of static - dynamic arbitration are proposed in the algorithmic level design
這是一個包括從pci 、主pci和pci仲裁器的完整的pci介面電路，系統級設計中提出了電路復用和從pci優先的設計思路；演算法級設計中提出了基於多狀態機結構的從pci設計方法、基於靜-動態混合仲裁演算法的pci仲裁器設計方法。 -
The article analyzes the development schemes of the host computer interface card, the adapter principle of the printer and reasons of selecting it. having studied signals of printer ports further, thus i determined the communication mode between the host computer and the slave computer, and designed communication circuit. the question of programming has been discussed
論文分析了上位機計算機介面卡的開發方案，并行印表機介面原理和選用它的原因，研究了印表機埠信號，決定了通信聯絡方式，設計出上位機通訊硬體電路，並研究了上位機編程問題。
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