基于CAN总线的温室智能控制节点的开发

Development of Greehnouse Intelligent Control Node Based on CAN Bus

为温室控制开发了基于CAN总线的智能节点,该节点支持CAN、RS485/232双总线通讯、硬件和软件可方便地扩展、可以在线修改程序。将智能节点运用于温室控制系统中,CAN总线的多主通讯机制和实时性能,提高了系统的通讯效率,为实现温室智能控制奠定了基础。

An intelligent node was developed for greenhouse control. The node supports CAN and RS485/232 two communication modes. Both its hardware and software can be extended conveniently. Its program can be modified online. The multiple host communication mode and real-time capacity of CAN bus enhanced the system performance, Intelligent algorithm can be implemented based on the enhancement.