基地式CAN总线电动执行器设计

Design of field electric executer based on CAN bus

在基地式CAN总线电动执行器的设计中选用AT89C51为控制核心,该系统主要由信号采集模块、电机驱动模块、CAN通信模块、电源模块及键盘显示等部分构成,实现现场的PID控制及数字通信功能。采用CAN现场总线技术作为通信平台。实验结果表明,CAN总线电动执行器控制精度高,而且操作控制方便,便于数字控制系统的集成。

The design of field electric executer based on CAN bus is given,which uses AT89C51 as the control chip.The system is composed of signal acquisition module,motor driver module, communication module, power module and so on, and realizes local PID control and digital communication.And CAN bus is used as communication platform. The result shows that the system features high-precision control, easy operation control and convenient digital control systems integration.