基于DS18B20温度传感器的数字温度计设计目录基于DS18B20温度传感器的数字温度计设计.................................................................................1基于DS18B20温度传感器的数字温度计设计.................................................................................1摘要:..........................................................................................................................................1关键字:......................................................................................................................................1TheconceptionofthenumericalthermometerbasedonDS18B20......................................................11引言...........................................................................................................................................22总体设计...................................................................................................................................22.1方案论证........................................................................................................................22.2总体设计........................................................................................................................33硬件设计...................................................................................................................................33.1单片机系统....................................................................................................................33.2温度传感器模块............................................................................................................43.3存储模块........................................................................................................................73.4液晶显示模块................................................................................................................93.5串口通信模块..............................................................................................................113.6电源模块......................................................................................................................124软件设计.................................................................................................................................134.1主程序流程..................................................................................................................134.2DS18B20模块程序设计..............................................................................................134.3HS1602驱动程序设计................................................................................................164.4AT24C08存储模块程序设计......................................................................................184.5RS-232-C串口通信模块程序设计..............................................................................195测试及结果分析.....................................................................................................................226附录.........................................................................................................................................237参考资料.................................................................................................................................24基于DS18B20温度传感器的数字温度计设计周焱...