基于PTR2000模块的无线通信系统设计  

Design of wireless communication system based on PTR2000 module

作　　者：兰羽[1] 卢庆林[1] 

机构地区：[1]陕西工业职业技术学院电气学院,咸阳712000

出　　处：《电子测量技术》2014年第2期124-126,131,共4页Electronic Measurement Technology

摘　　要：针对在数据采集中布线不便、数据采集点距离远、监测环境范围大等场合,以单片机STC89C52为核心,采用无线传输模块PTR2000构建了无线通信系统。利用了PTR2000模块内部集成的FSK调制/解调、包括纠错处理和通信协议等功能,完成了系统硬件电路以及软件部分的设计。实验测试表明,系统在无障碍情况下最大传输距离可达280m,系统满足设计预期要求。可应用于小区传呼、病房呼叫及各类工农业生产中数据采集无线传输系统中。According to the wiring inconvenience in data acquisition,data acquisition point distance,wide range of environmental monitoring applications,MCU STC89C52 as the core,build the wireless communication system uses wireless transmission module PTR2000.Using the PTR2000 module integrated FSK modulation / demodulation,including error correction processing and communication protocol and other functions,and completed the system hardware circuit and software design.Test results show,in obstacle free case maximum transmission distance is 280 meters,the system meets the design requirement.Can be applied to the cell paging,ward calling,and all kinds of industrial and agricultural production data collection and wireless transmission system.

关 键 词：无线模块PTR2000 单片机STC89C52 接口电路 串行通信协议 

分 类 号：TN925[电子电信—通信与信息系统]