于基msp430单片机和ds18b20使用数码管显示的温度测量设计--毕业设计

毕业设计论文基于 msp430 单片机和 DS18B20 使数码管显示的温度测量摘要：为了在现实生活和工业生产及过程控制中准确测量温度，设计了一种基于低功耗 MSP430 单片机的数字温度计，整个系统通过单片机 MSP430F149 控制 DS18B20 读取温度，采纳数码管显示，温 度 传 感 器 DS18B20 与 单 片 机 之 间 通 过 串 口 进 行 数 据 传 输MSP430 系列单片机具有超低功耗，且外围的整合性高，DS18B20只需一个端口即可实现数据通信，连接方便，通过多次实验证明，该系统的测试结果与实际环境温度一致，除了具有接口电路简单，测量精度高，误差小，可靠性高等特点外，其成本低，功耗低的特点使其拥有更宽阔的应用前景。关键字：温度测量 MSP430 单片机 温度传感器 DS18B20 超低功耗Abstract: in order to accurately measure the temperature in real life and industrial production and process control, a digital thermometer was designed with low power consumption based on MSP430 single chip microcomputer, the control system of DS18B20 read the temperature through the single-chip MSP430F149, the use of digital tube display, temperature sensor DS18B20 and single chip microcomputer for data transmission through the serial port, MSP430 Series MCU with low power consumption the periphery, and high integration, DS18B20 only needs one port to realize the data communication, the connection is convenient, through many experiments, the test results of the system and the actual environment temperature is the same, except with the interface circuit is simple, high precision, small error, high reliability, low cost, low power consumption it has a wider application prospect.图表 1Keywords: temperature measurement MSP430 temperature sensor DS18B20 ultra low2 power consumption 目录一．温度测量器的总体设计....................................................................2二．温度测量器的硬件选择....................................................................31 主控器件：...