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DRV8316: 电机旋转有顿挫

Part Number: DRV8316


在电流环开环条件下,即无位置环和位置环,电流设定一个初值,然后电气角匀速增加,正常情况下磁场是均速旋转并带动电机匀速旋转。但是电机运行时快时慢,旋转不顺畅。驱动芯片设置为3x mode下,修改

Slew Rate 为200 V/µs,电机运行会有所改善,但是还是时快时慢的现象还是存在。请问如何解决?