基于GPRS模块的无线远程监控与报警系统

his paper introduces a wireless remote monitor and control system base on SMS of GSM. The system consists of a wireless GSM module (MC39I module produced by Siemens company) and a monitor and control unit taking single-chip microcomputer (W78E58B) as the core. Using the AT commands, the monitor and control unit can communicate with the GSM module. The terminal let people monitor and control the indicator lights and A/D module easily and conveniently by Chinese short message of mobile phone, using GSM module MC39I.At the same time, the transformation from spot information can be sent to the control center which is far-away automatically. In order to protect the system terminal’s use purview, it has the function that people can self-define the terminal’s use number.