【正文】 apon and so on each aspect. We may develop using the monolithic integrated circuit system obtain the very high econo mic efficiency. A more vital significance was monolithic integrated circuit39。 May realize searches for Taiwan automatically. Keywords ： singlechip ,FM radio , TEA5767 成都理工大學(xué)工程技術(shù)學(xué)院畢業(yè)論文 目錄 摘要 ................................................................................................................................. 2 Abstract.......................................................................................................................... 3 目錄 ................................................................................................................................. 4 前言 ................................................................................................................................. 6 1 FM收音機(jī)概述 .............................................................................................................. 7 發(fā)射系統(tǒng)的簡(jiǎn)單概述 .......................................................................................... 7 接收系統(tǒng)的簡(jiǎn)單概述 .......................................................................................... 7 典型數(shù)字式收音機(jī)模塊組成 ................................................................................. 8 收音機(jī)的調(diào)制方案簡(jiǎn)單介紹和該方案原理簡(jiǎn)單介紹 ............................................. 9 收音機(jī)的調(diào)制方案簡(jiǎn)單介紹 ..................................................................... 9 調(diào)頻廣播收音機(jī)的原理 .......................................................................... 10 2 方案論證與硬件選擇 ................................................................................................... 11 本方案涉及到的硬件選擇 ................................................................................. 11 ................................................................................................ 12 TEA5767 方案選擇 .................................................................................. 12 TEA5767 的 IIC總線 .............................................................................. 12 .......................................................................................................... 13 STC89C52外形和引腳 ............................................................................. 13 STC89C52 主要功能 .............................................................................. 14 單片機(jī)總控制電路 ................................................................................. 14 .......................................................................................................... 17 TDA2822 基本信息 .............................................................................. 18 TDA2822工作特點(diǎn) ................................................................................ 19 ................................................................................................... 19 Nokia5110 液晶簡(jiǎn)單簡(jiǎn)介 ....................................................................... 19 Nokia5110 液晶特點(diǎn) ................................................................................ 22 Nokia5110 液晶理由 ........................................................................ 22 SPI 總線 ................................................................................................ 22 .......................................................................................................... 24 ................................................................................................ 24 3 TEA5767芯片介紹 ..................................................................................................... 25 TEA5767芯片簡(jiǎn)介 ........................................................................................... 25 TEA5767 寄存器描述 ......................................................................................... 27 FM 模塊介紹 ..................................................................................................... 31 TEA5767 數(shù)字調(diào)頻收音機(jī)流程圖 ..................................................................... 32 4 硬件電路設(shè)計(jì) ........................................................................................................... 33 FM模塊 ............................................................................................................ 33 ................................................................................................... 34 .......................................................................................................... 35 ................................................................................................... 35 成都理工大學(xué)工程技術(shù)學(xué)院畢業(yè)論文 按鍵模塊 .......................................................................................................... 36 .......................................................................................................... 36 5 軟件設(shè)計(jì) ................................................................................................................. 37 軟件設(shè)計(jì)流程圖 ................................................................................................ 37 I2C 總線簡(jiǎn)介 ................................................................................................... 38 SPI 液晶顯示 ..................................................................................................... 40 程序設(shè)計(jì) ........................................................................................................ 40 ....................................................................................................... 40 IIC 實(shí)現(xiàn) ................................................................................................ 49 6 硬件電路調(diào)試與檢測(cè) ................................................................................................... 52 硬件 裝配 .......................................................................................................... 52 ...............