【正文】 五邑大學(xué)本科畢業(yè)設(shè)計 II Abstract With the continuous development of the munications industry, serial munication is more and more mature. People39。s function, can manage SMS, are connected with the GSM module and the puter through the RS232 serial port, it can receive messages point to point in English. Customers can also send a text message through a mobile phone to book the tickets, the system administrator can also check to the corresponding customer needs through the database. Key words The AT instruction Serial munication PDU decoding The GSM module 五邑大學(xué)本科畢業(yè)設(shè)計 III 目 錄 摘要 ............................................................................................................................................. I Abstract ................................................................................................................................... II 第 1 章 緒論 ............................................................................................................................... 1 課題背景以及建立的意義 ........................................................................................... 1 課題主要工作內(nèi)容 ....................................................................................................... 1 本章小結(jié) ....................................................................................................................... 2 第 2 章 串口通信 ....................................................................................................................... 3 串行接口標準簡介 ....................................................................................................... 3 GSM 模塊 ...................................................................................................................... 3 MSComm 控件的實現(xiàn) ................................................................................................. 4 MSComm 控件的簡述 ....................................................................................... 4 MSComm 控件屬性 ........................................................................................... 4 MSComm 控件的觸發(fā)事件 ............................................................................... 5 AT 指令的應(yīng)用 .............................................................................................................. 5 短信 PDU模式與 TEXT 模式 ..................................................................................... 7 本章小結(jié) ....................................................................................................................... 8 第 3 章 設(shè)計思路 ....................................................................................................................... 9 系統(tǒng)硬件與軟件 ........................................................................................................... 9 短信接收的流程圖 ........................................................................................................ 9 系統(tǒng)總的流程圖 ........................................................................................................... 9 本章小結(jié) ..................................................................................................................... 10 第 4 章 Visual Basic 及數(shù)據(jù)庫的應(yīng)用 ................................................................................ 11 Visual Basic 的應(yīng)用 ..................................................................................................... 11 Visual Basic 的工程建立 ................................................................................. 11 屬性、方法、事件、內(nèi)部字符函數(shù) .............................................................. 11 模態(tài)窗體 .......................................................................................................... 12 Microsoft SQL Server 數(shù)據(jù)庫的應(yīng)用 ......................................................................... 13 Visual Basic 中的 ADO 控件 .......................................................................... 13 Microsoft SQL Server 中的 SELECT 查詢操作 ............................................ 13 Microsoft SQL Server 數(shù)據(jù)導(dǎo)出 ................................................................................. 13 本章小結(jié) ..................................................................................................................... 14 第 5 章 系統(tǒng)的設(shè)計 ................................................................................................................. 15 GSM 模塊串口的啟動設(shè)置 ....................................................................................... 15 短信自動接收 ............................................................................................................. 16 PDU模式下的信息解碼 ............................................................................................. 16 信息寫入數(shù)據(jù)庫 .......................................................................................................... 18 數(shù)據(jù)庫信息查詢 .......................................................................................................... 18 本章小結(jié) ..................................................................................................................... 19 第 6 章 系統(tǒng)的測試 ................................................................................................................. 20 系統(tǒng)主界面 .................................................................................................................. 20 系統(tǒng)測試 ..................................................................................................................... 20 短信未到的界面 ............................................................................................... 20 五邑大學(xué)本科畢業(yè)設(shè)計 IV 短信到達界面 ................................................................................................... 21 讀取短信界面 ...............................................................................