温湿度及加速度信号在线监测低功耗无线传感系统设计

提出一种用于在线监测工业设备自身振动信号和工作环境温湿度的低功耗无线传感器的模块化设计方法。该无线传感系统采用低功耗单片机MSP430F5438作为核心控制单元,由振动加速度检测模块、温湿度模块、射频通信模块、串口通信模块及供能模块构成。主要研究了采用高集成单元器件以低功耗运行的工作方式,实现振动信号和工作环境温湿度参数监测的设计方法,以及使监测系统满足低功耗和性能监测要求的系统的各个模块的工作模式（包括时序）和电源管理模式。使监测节点在满足在线完成实时监测以及信号传输等性能要求的基础上,降低系统功耗延长系统节点采用电池供电的寿命要求。

Low Power Consumption MCU Based on Wireless Sensor Network Environment Monitoring System

This paper proposes a modular design of low-power wireless sensors which is used in monitoring industry equipment vibration,temperature and humidity of the working environment on-line.The wireless sensor system regards the low power consumption MCU MSP430F5438 as the core control unit,and is composed of the vibration acceleration detection module,temperature and humidity module,RF communication module,serial communication module and power module.This paper mainly studys the low power consumption device running ways of the high integrated unit,the design method of monitoring the vibration signal and the temperature and humidity of the working environment,the working mode（including timing） and the power management mode of each module while satisfying the requirement of low power consumption and performance monitoring.