Three kinds of solutions of the bluetooth keyboard mouse system were put forward in the paper . among them the solution selected in the subject was especially introduced, which includes overall conceptual design, development environment introduce, system circuit design, keyboard and mouse controller software design, pc end software design and system debug etc . the subject is a successful attempt to apply bluetooth wireless communication technology to computer peripheral 本文提出了藍(lán)牙鍵盤鼠標(biāo)系統(tǒng)的三種解決方案,其中重點(diǎn)介紹了本課題藍(lán)牙鍵盤鼠標(biāo)系統(tǒng)方案及其具體研制過程,包括:總體方案設(shè)計(jì)、開發(fā)環(huán)境介紹、系統(tǒng)電路設(shè)計(jì)、鍵盤鼠標(biāo)微控制器軟件設(shè)計(jì)、pc機(jī)端軟件設(shè)計(jì)和系統(tǒng)制作及調(diào)試等。
In the past, the design of web often insert the code to html page for realizing the due function of itself, the inconvenience that this kind of method has caused, for example : the procedure logic of web becomes complicated, the modification of business logic or data possibly can check up each page and the system debugging changes difficulty and so on 以前,web的開發(fā)為了實(shí)現(xiàn)本身應(yīng)有的功能往往把代碼插入到html頁(yè)面,這種做法導(dǎo)致了許多的不便,如:web的流程邏輯變得復(fù)雜,修改某個(gè)業(yè)務(wù)邏輯或數(shù)據(jù)可能要瀏覽多個(gè)頁(yè)面和調(diào)試系統(tǒng)變得困難等等。
Through system debugging, testing datas analysis, it indicate that the on-line monitoring system of electric equipment for the 220kv substation of dazhuling in chongqing designed in this text is effective for the measurement of the medium loss of electric capacitive equipment and the resistive weight of moa leak current in power substation . the result, its stability and precision are relatively high . it is able to satisfy power substation demands 經(jīng)過系統(tǒng)調(diào)試、實(shí)測(cè)數(shù)據(jù)分析表明,本文設(shè)計(jì)的大竹林220kv變電站電氣設(shè)備絕緣在線監(jiān)測(cè)系統(tǒng)對(duì)電容性設(shè)備介質(zhì)損耗和moa阻性泄漏電流的監(jiān)測(cè)是有效的,其穩(wěn)定性和精度較高,能夠滿足電力變電站生產(chǎn)的實(shí)際需要。
At secondly, for depressing the noise in ir images, we make a deep research in median filter and it's algorithm architecture, then we present a improved method based on the control bit look ahead structure and implement it in fpga . at last, we resolved the data communication problem in the multiprocessor ir image processing system and and complete the system debug 然后,針對(duì)校正后圖像中噪聲干擾的問題,深入研究了中值濾波的特性和算法結(jié)構(gòu),提出了具有超前控制位的max-min中值濾波器的改進(jìn)結(jié)構(gòu),在現(xiàn)場(chǎng)可編程門陣列fpga上設(shè)計(jì)實(shí)現(xiàn)了該中值濾波器,并進(jìn)行了驗(yàn)證。
From the introduction of the structure and characteristic of dcs, the analyzing in process and control peculiarity of huaxin type cement kiln and the analyzing in the ordinary forms of computer control system in the cement plant, to determine the feasibility of application of the dcs in computer control system of huaxin type cement kiln; introduced the structure of the system hardware, constitutes and characteristic of the industrial network, the characteristic and the performance in industrial control system of the software system; illuminated the whole course of the design and the application of simatic s7-300 programmable controller in the industrial producing process profoundly : the protraction of a control flowchart; the confirmation of the control scheme in every cell; how to workout a table of the all controlling and measuring dots in the control system; how to set up a plc control project; the configuration of the hardware and the network in project; illuminated the course of how to program the plc control program in detail; how to establish a connection between the plc and the programmer; how to download the configuration and the program of the plc project; the configuration of control center software simatic wincc; the whole course and the methods of the control system debugging; illuminated the essential in the course of the design in project and program; illuminated the problem and its respondence maybe encountered in the project; illuminated the superiority of the new control system in inspecting, operating and its stability; discuss the development of the computer control system in the application of the huaxin type cement kiln 從介紹了dcs的結(jié)構(gòu)、特點(diǎn)和分析華新型水泥窯的工藝控制特點(diǎn)及當(dāng)今在水泥窯計(jì)算機(jī)控制系統(tǒng)上采用的幾種常見形式的比較出發(fā),分析了在華新型水泥窯應(yīng)用dcs的可行性;詳細(xì)介紹了系統(tǒng)硬件結(jié)構(gòu)、網(wǎng)絡(luò)組成及特點(diǎn)、所采用的軟件體系的特點(diǎn)及其在工業(yè)控制應(yīng)用中的性能;深入詳細(xì)地說明了西門子s7-300可編程序控制器在華新型水泥窯控制上應(yīng)用及設(shè)計(jì)的全過程:控制流程圖的繪制;單元控制方案的確定;系統(tǒng)控制測(cè)點(diǎn)表的編制;plc控制項(xiàng)目的建立;項(xiàng)目硬件及網(wǎng)絡(luò)的組態(tài);plc控制程序的編制過程并詳細(xì)說明了控制程序的編制思路;plc與編程器連接的建立;plc項(xiàng)目組態(tài)及控制程序的下載;wincc監(jiān)控軟件的組態(tài);控制系統(tǒng)的調(diào)試過程及方法;對(duì)設(shè)計(jì)和使用的要點(diǎn)及系統(tǒng)調(diào)試時(shí)應(yīng)注意的問題進(jìn)行了說明;對(duì)項(xiàng)目的實(shí)施后的華新型水泥窯控制系統(tǒng)在操作和控制上及其在系統(tǒng)易維護(hù)性、系統(tǒng)穩(wěn)定性上的優(yōu)勢(shì)進(jìn)行了說明并討論了華新型水泥窯計(jì)算機(jī)控制系統(tǒng)的發(fā)展方向。
For the measurement of analog signals such as voltage and current of astg, a filter card for pre-disposing is designed, in order to improve real-time performance, algorithms for ac analog sampling is simplified, and a compensation algorithms for phase error due to sequence-sampling is brought forward . for the measurement of impulse-width signals such as rotor-speed and rotor-position-angle, an intelligent interface card based on isa bus is designed . all programs for measure and control based on c + + are compiled and debugged and the flow for system debugging is summarized 為了提高實(shí)時(shí)性,對(duì)交流采樣算法進(jìn)行了簡(jiǎn)化,并提出了由于非同步順序采樣所造成的相位誤差的補(bǔ)償算法;針對(duì)轉(zhuǎn)速、轉(zhuǎn)子位置角等脈沖寬度信號(hào)的測(cè)量,深入分析了測(cè)量原理,設(shè)計(jì)了基于isa總線的智能接口卡;編制和調(diào)試了基于c++的全部測(cè)量控制程序;完成了整個(gè)系統(tǒng)的調(diào)試,并總結(jié)了調(diào)試方法。