目录摘要................................................................1英文摘要............................................................21 绪论..............................................................31.1 课题讨论背景................................................31.2 课题讨论目标和意义..........................................31.3 课题现在讨论现实状况及进展动态..............................41.4 课题讨论内容.................................................42 煤气报警系统总体方案设计..........................................42.1 系统功效要求.................................................42.2 系统技术要求................................................52.3 系统组成及方案设计..........................................53 系统硬件设计......................................................63.1 主控电路....................................................73.1.1 时钟电路...............................................73.1.2 复位电路...............................................83.2 烟雾探测电路设计............................................93.2.1 MQ-2 介绍..............................................93.2.2 ADC0809 介绍..........................................103.3 液晶显示电路设计...........................................113.4 声光报警提醒电路...........................................123.4.1 灯光提醒电路..........................................133.4.2 声音报警电路..........................................133.5 电机驱动电路................................................133.6 按键电路...................................................144 系统软件设计.....................................................144.1 EDA 仿真软件―Proteus.......................................144.2 系统程序步骤图.............................................154.3 烟雾探测子程序设计.........................................164.4 按键电路子程序设计.........................................174.5 电机驱动子程序设计.........................................18总...
