基于凌阳SPCE061A单片机的智能湿度测量仪设计目录
引言....................................................................3
1 功能简介..............................................................3
2 可行性论证 ...........................................................3
3 系统的结构框图 .......................................................4
4 硬件简介 .............................................................4
4.1 SPCE061A芯片简介 ................................................4
4.2 湿度传感器HS1101 ................................................6
4.2.1湿度测量简介 ...............................................6
4.2.2 HS1101简介 ...............................................6
4.3 温度传感器DS18B20 ...............................................7
4.3.1 DS18B20简介 ...............................................8
4.3.2 DS18B20内部结构 ...........................................8
4.3.3 DS18B20的工作时序 .........................................9
4.3.4 DS18B20与单片机的典型接口设计..............................10
4.4 液晶1602简介.....................................................10
4.4.1 技术参数....................................................11
4.4.2 接口信号说明................................................11
4.4.3 读写时序....................................................11
5 硬件电路..............................................................13
5.1 SPCE061A最小系统..................................................13
5.2 电容式湿度传感器HS1101电路模块...................................13
5.3 温度传感器DS18B20电路模块........................................14
5.4 按键电路..........................................................14
5.5数据存储与传输.....................................................14
5.6液晶1602与61板连线...............................................15
6 软件设计...............................................................16
6.1 主程序设计.........................................................16
6.2 子程序设计........................................................17
6.2.1 按键扫描模块.....................................................17
6.2.2 温度测量程序流程图...............................................18
6.2.3 测量子程序.......................................................20
6.2.4 语音播报任意整数数据程序.........................................21
6.2.5 显示子程序.......................................................22
6.2.6 自动测量子程序...................................................22
6.2.7 UART通信子程序...................................................23
6.2.8 中断服务程序流程图................................................24
7 作品测试数据............................................................26
8 新点子 新功能...........................................................26
9 不足及以后改进方向......................................................26
参考文献
[1] 罗亚非.凌阳16位单片机应用基础[M]. 北京：北京航空航天大学出版社，2003
[2] 凌阳大学计划网站www.unsp.com.cn
