摘  要：外转子双凸极永磁电机用于电动汽车驱动有许多优势，从控制的角度给出了基于TMS320LF2407A DSP控制的DSPM转子位置信号检测的方案；并讨论了位置脉冲信号电路与DSP之间的接口问题。
关键词：电动汽车；外转子双凸极永磁电机；TMS320LF2407A；位置信号检测

Abstract: The outer rotator double salient permanent magnet(DSPM)motor has much advantage for electric vehicles drive.The paper presented some methods of rotator positon signal detection of the DSPM motor controlled by DSP TMS320LF2407A from the control orientation,also discussed the problem of interface between DSP and the circuit of rotator position pulse signals.
Key Words: Electric vehicle(EV)；Outer-rotator double salient permanent magnetic motor;TMS320LF2407A;Positon signal detection