【正文】 ............................................................................1 本課題主要研究內(nèi)容 ..................................................................................................2 論文的結(jié)構(gòu)說明 .........................................................................................................2 第二章 TMS320VC5416 結(jié)構(gòu)及原理 ..................................................................................3 哈佛結(jié)構(gòu) ...................................................................................................................3 流水線結(jié)構(gòu) ................................................................................................................3 專用硬件乘法器 .........................................................................................................4 特殊的 DSP指令 .........................................................................................................4 快速的指令周期 .........................................................................................................5 硬件組成框圖 ............................................................................................................5 第三章 語音采集系統(tǒng)的整體方案 介紹 ...........................................................................6 ....................................................................................................................6 ....................................................................................................................6 .............................................................................................................6 .............................................................................................................7 .............................................................................................................7 ...................................................................................................8 ...................................................................................................8 ..........................................................................................................9 ..........................................................................................................9 ..........................................................................................................9 第四章 語音采集系統(tǒng)的硬件設(shè)計(jì) ................................................................................. 10 ........................................................................................................... 10 電源設(shè)計(jì) ....................................................................................................... 10 存儲(chǔ)模塊設(shè)計(jì) ................................................................................................ 12 DSP外圍電路設(shè)計(jì) .......................................................................................... 15 顯示模塊 ....................................................................................................... 17 語音放大模塊 ................................................................................................ 18 語音轉(zhuǎn)換模塊 ................................................................................................ 20 目錄 第 2 頁 外圍接口 ....................................................................................................... 21 按鍵設(shè)計(jì) ....................................................................................................... 22 ........................................................................................................... 23 DSP實(shí)驗(yàn)平臺(tái) ................................................................................................. 23 電路圖設(shè)計(jì)工具 ............................................................................................ 24 硬件調(diào)試儀器 ................................................................................................ 24 第五章 語音采集系統(tǒng)的軟件設(shè)計(jì) ................................................................................. 25 ........................................................................................................... 25 ........................................................................................................ 25 DSP初始化設(shè)計(jì) ............................................................................................. 25 AD50驅(qū)動(dòng)設(shè)計(jì) ............................................................................................... 27 存儲(chǔ)驅(qū)動(dòng)設(shè)計(jì) ................................................................................................ 29 顯示驅(qū)動(dòng)設(shè)計(jì) ................................................................................................ 30 ........................................................................................................ 32 按鍵設(shè)計(jì) ....................................................................................................... 32 采集回放設(shè)計(jì) ................................................................................................ 34 顯示應(yīng)用設(shè)計(jì) ................................................................................................ 35 .................................................................................................... 35 第六章 語音采集系統(tǒng)的應(yīng)用測試 ................................................................................. 37 .................................................................................................................. 37 .................................................................................................................. 38 結(jié)束語 ................................................................................................................................. 39 致謝 ..................................................................................................................................... 40 參考文獻(xiàn) ..................................................