目录摘要..............................................................................................................................................1第1章绪论.....................................................................................................................41.1智能小区的发展背景.........................................................................................41.2住宅小区智能化系统设计结构.........................................................................51.3本课题研究的意义.............................................................................................5第2章现场CAN总线...................................................................................................62.1现场总线简介.....................................................................................................62.2现场总线的优点.................................................................................................62.3现场总线的产生和发展.....................................................................................62.4现场总线的现状.................................................................................................72.5典型的现场总线技术.........................................................................................82.6主流现场总线简介.............................................................................................82.7CAN总线技术介绍..........................................................................................102.7.1位仲裁..........................................................................................................112.7.2CAN与其它通信方案的比较......................................................................112.7.3CAN的报文格式.........................................................................................122.7.4数据错误检测.............................................................................................12第3章基于CAN总线的接口电路.............................................................................133.1CAN总线接口硬件电路的设计......................................................................143.1.1CAN节点核心器件及其选择.....................................................................143.1.2CAN总线接口电路.....................................................................................143.1.3节点主要元件电路原理..............................................................................153.1.4单片机控制模块..........................................................................................163.2CAN总线系统智能节点软件设计..................................................................173.2.1CAN控制器SJA1000的初始化程序........................................................183.2.2CAN控制器SJA1000的发送程序............................................................193.2.3CAN控制器SJA1000的接收程序............................................................203.2.4SJA1000接收与发送数据程序流程图............................................................21致谢.......................................................................................................................................24参考文献...............................................................................................................................24...
