中文摘要：

介绍了一种基于TI公司的DSP芯片-TMS320LF2407的交流永磁同步数字伺服控制系统。详细介绍了永磁同步电动机（PMSM）数学模型、矢量控制原理、控制系统硬件和软件设计，并且对样机进行实验，结果表明，该伺服系统相电流能够基本保持正弦形态，位置环响应速度较快，速度跟踪很稳定。

英文摘要：

Mainly introduced the permanent magnet AC synchronous digital servo control system.based on TI＇s DSP chips - TMS320LF2407. In this paper, PMSM mathematical model, the principle vector control , hardware and software design are proposed, the experiment results show that the phase current of the servo system maintain the basic form of sine ,the loop of location responds fast ,and the speed tracking is very stable.