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1、基于凌阳单片机的语音时钟设计基于凌阳单片机的语音时钟设计姓名： 学 院： 通信学院通信学院 专 业： 通信工程通信工程 年级： 09 级级 论文提交日期：2011.08.摘摘要要近年来随着科技的飞速发展，单片机的应用正在不断深入，同时带动传统 控制检测技术日益更新。在实时检测和自动控制的单片机应用系统中，单片机 往往作为一个核心部件来使用。随着人类科技文明的发展，人们对于时钟 的要求在不断地提高。时钟已不仅仅被看成一种用来显示时间的工具，在很多 实际应用中它还需要能够实现更多其它的功能。高精度、多功能、小体积、低 功耗，是现代时钟发展的趋势。在这种趋势下，时钟的数字化、多功能化已经 成为现代时
2、钟生产研究的主导设计方向。我们小组 正是基于这种设计方 向，以单片机为控制核心，设计制作一个多功能数字时钟。本设计基于单片机技术原理，以SPCE061A 单片机 作为核心控制器，通 过硬件电路的制作以及软件程序的编制，设计制作出一个多功能数字时钟系统。 该时钟系统主要由时钟模块、计时 模块、 语音播报 模块、液晶显示模块、 键盘控制模块组成。系统具有简单清晰的操作界面，能够准确显示时间 以及日期，并且实现同步播报功能，可随时进行时间调整，同时系统还 具有闹钟时间设置、闹钟开/关 以及 止闹功能 。 设计以硬件软件化为指导 思想，充分发挥单片机功能，大部分功能通过软件编程来实现，电路简单明了，
3、系统稳定性高。同时，该时钟系统还具有功耗小、成本低的特点，具有很强的 实用性 ，而且 系统具有一定的可扩展性。关关键键字字：单单片片机机、电电子子时时钟钟、液液晶晶显显示示、语语音音播播报报Abstract： With the rapid development of science and technology in recent years, SCM applications are deepening at the same time promote the growing of traditional control detection technology updates. In r
4、eal- time detection and automatic control of the microcomputer application system, the microcontroller is often used as a core component. With the development of technological society, people demand the clock continues to improve. The clock has not only seen as a tool used to display the time, in ma
5、ny practical applications, it needs to be able to achieve more other features. High-precision, multifunction, small size, low power consumption, the development trend of the modern clock. In this trend, Clock digital, multi-functional clock production research has become a modern leading design dire
6、ction. Our group is based on this design direction for the control of single-chip microcomputer core, designed a multi-function digital clock.The design is based on principles of microcomputer technology in order to SPCE061A MCU as the core controller, through the production of the hardware circuits
7、 and software programming for the design to produce a multi-functional digital clock system. The clock system mainly consists of the clock module, timer module, voice broadcast module, liquid crystal display module, keyboard control module. System has a simple and clear interface, the ability to acc
8、urately display the time and date, and to achieve simultaneous broadcast capabilities, they can always be time to adjust, while the system also has alarm time settings, alarm on / off, only the downtown functions and stopwatch applications. Design hardware and software into the guiding ideology, giv
9、e full play to microcontroller functions, most of the functionality through software programming to implement, the circuit simple and clear, high stability of the system. Meanwhile, the clock system also has a power consumption and low cost features, has a strong practicality, and the system has a certain degree of scalability.Keywords: microcontroller, electronic clock, liquid crystal display, voice broadcast目录 摘 要.2 1 引言.4 1.1 设计背景.4 1.2 设计目标.5 2 方案设计与论证.5方案确定.5 3 硬件电路设计.63.1 硬件介绍硬件介绍.6 3.2 硬件电路总体设计.8 3.3 系统硬件连接.9 3.4 电源电路设计.11 3.5 语音播放电路设计.12 3.6 键盘输入电路设计.12 4 软件设计.14 4.1 系统主体流程图.
