电话自动录音系统的设计

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1、山东建筑大学信电学院课程设计说明书目录摘要····································································································I1设计目的和要求1.1设计目的······················································································11.2设计要求····························································

2、··························12设计原理2.1电话自动录音系统的概况·································································22.2相关芯片原理················································································22.3录音系统原理················································································

3、43设计内容3.1电话录音系统概述································································53.2方案设计·······································································53.3器件选型················································································63.4系统设计···································

4、·············································63.5软件设计················································································7总结与致谢·····································································12参考文献·············································································

5、·············13附录一原理图··········································································14I山东建筑大学信电学院课程设计说明书摘要电话自动录音系统是可以附加在通常的电话通信网之上，作为电话通信的附属终端设备，和电话机一起为用户提供电话通信功能。该系统和电话机并联在用户电话线上，当有电话呼入时，如果用户在规定时间内摘机应答，则录音系统不起任何作用；如果用户在规定时间内未摘机应答，则录音系统自动摘机，并向主叫用户给出如“请在信号音后留言”等语音提示，并对主机用户录音。当有新录音

6、时，能给出明显的指示。本设计做的是一个电话自动录音系统，设计中介绍了以单片机为微处理器的电话自动录音系统，给出了硬件框图和程序流图，电话自动录音系统特别适用于家庭和办公室。关键词：单片机；电话录音；语音芯片；自动答录I山东建筑大学信电学院课程设计说明书1设计目的和要求1.1设计目的通过设计一个电话自动录音系统,时期能在用户不在时及时收录来电留言,以方便工作生活。通过这次设计与专业知识相联系，提高对专业的了解与掌握。1.2设计要求本设计要求实现一个能电话自动录音系统。该系统可以附加在通常的电话通信网之上，作为电话通信的附属终端设备，和电话机一起为用户提供电话通信功能。该系统和电

7、话机并联在用户电话线上，当有电话呼入时，如果用户在规定时间内摘机应答，则录音系统不起任何作用；如果用户在规定时间内未摘机应答，则录音系统自动摘机，并向主叫用户给出如“请在信号音后留言”等语音提示，并对主机用户录音。当有新录音时，要给出明显的指示，如指示灯、液晶显示器显示汉字提示等。用户可以方便的管理录音，可浏览、播放、删除录音。1．根据已知参数对输入信号特征进行分析、需求分析，选择确定处理器型号、语音电路芯片型号，完成处理基本电路、语音电路、自动摘挂机电路、键盘电路、显示电路等硬件设计。2．基本教学要求