目录设计总说明...............................................................ⅡGeneralDescriptionofConstructionDesign...............................Ⅳ第1章绪论..............................................................71.1研究的目的及意义...................................................71.2国内外研究的情况...................................................71.3系统的主要性能指标和工作任务.......................................81.4方案论证...........................................................9第2章工具简介........................................................112.1C语言...........................................................112.2IAR软件.........................................................11第3章硬件设计..........................................................163.1主控芯片的介绍....................................................163.1.1MSP430F149的工作方式.......................................173.1.2P口介绍....................................................183.1.3MSP430指令的介绍...........................................223.1.4MSP430中断介绍和存储器断介绍...............................243.1.5MSP430定时器...............................................263.1.6时钟模块...................................................283.1.7比较器模块.................................................293.1.8模数转换模块...............................................303.2电源电路的设计...................................................303.3晶振和复位电路以及USB下载电路的设计.............................343.4液晶显示模块LCD12864............................................363.5时钟芯片DS1302.................................................383.5.1DS1302的基本组成和工作原理................................393.5.2DS1302内部寄存器..........................................403.6温湿度芯片.......................................................433.7二氧化碳气体传感器...............................................473.7.1二氧化碳浓度传感器TGS4160概述.............................473.7.2TGS4160的内部结构..........................................473.7.3TGS4160的工作原理..........................................483.7.4二氧化碳检测电路设计.......................................493.8超限控制处理模块.................................................50第4章软件设计........................................................524.1程序的流程图设计.................................................524.1.1主程序设计流程图...........................................524.1.2温湿度和气体采集及处理框图.................................614.1.3LCD12864显示流程图.........................................69第5章调试与体会.......................................................735.1调试过程.........................................................735.2总结体会........................................................74致谢.....................................................................75参考文献.................................................................77婴儿室环境监测电路的设计设计总说明随着科技的飞速发展和普及，高性能设备越来越多，各行各业对温湿度的要求也越来越高。对于刚出生的婴儿，刚脱离母体进入新环境，对新环境温湿度的要求同样也很高。传统的温湿度监测模式是以人为基础，依靠人工轮流值班，人工巡回查看等方式来测量和记录环境状况信息。在这种模式下，不仅效率低下不利于人才资源的充分利用，而且缺乏科学性，许多重大事故都...
