The system consists of host computer,CAN adapter,and intelligent nodes with networked bus interface. The temperature controller is made up of single chip computer of AT89C 52 with communication rate of 125 kbit / s.

• 系统由上位管理机、CAN适配卡和智能节点组成,采用网络拓扑结构的总线方式,以AT89C52单片机为温度控制器,通信位速率为125kbit/s。