In this paper, a measurement and control system in exciting current of eddy current dynamometer was designed with CAN.The architecture and function of main module are introduced.

• 摘要介绍了一种基于CAN总线开发设计的电涡流测功机励磁电流数字控制系统，给出了该系统的硬件总体结构设计和软件设计流程。