3、entsthewireless alarmdistance is whenthehost certaindistancefromthe machineafterthedepartureof thehostwillautomaticallyalarm, and alarm occurs incan theuserthroughthe buttononthe alarm stateis clear, alsofromthemachine alsopresupposesthe disconnection detection inside, namely the
4、master-slave communication in normal state, theopportunity willbe a realtimefrom theinside signal uploadtheir tothehost andaccompaniedby light alarm.Analysisofthe datasendingandreceiving theworkprincipleandthe keyproblemsof implementationofthe systemtosolve thefinal performanceof
5、thesystemisvalidated by real.Keyword: MCUMSP430, NRF24L2401, wirelesscommunication, alarmI目录目录II第一章引言-1-第二章方案设计-1-2.1系统实现的主要功能路-1-2.2总体方案-2-2.2.1方案论证与比较-2-第三章系统硬件与软件设计-4-3.1部分单元电路设计-4-3.2软件设计-9-4.1测试仪器-10-4.2测试及性能分析-11-第五章结论-12-参考文献-13-附电路原理图和PCB版图及主从机部分代码-14-系统总体原理图-14-系统PCB版图-1