介绍一种用单片机控制的光电跟踪控制系统。阐述了该系统的硬件设计及智能Fuzzy-PI 控制策略。实际应用表明该系统具有良好动态性能和稳态控制精度,具有很强的鲁棒性。 关键词: 跟踪,模糊控制,单片机 Abstract: This paper introduces a control system for photoelectric automatic follow base on microcomputer. Explain hardware design of the system and control strategy of intelligent Fuzzy-PI. Application shows that the system has good dynamic state capability and it has good steady-state control precision . The system has high robustness. Keywords: Track, Fuzzy control, Microcomputer