DRV8711波形问题

Other Parts Discussed in Thread: DRV8711

检测到的波形如上图

参数现在设的是:

CTRL Register  0x0da5
TORQUE Register  0x11ff
OFF Register  0x2003
BLANK Register  0x3100
DECAY Register  0x43e0
STALL Register  0x5040
DRIVE Register  0x6ffe
STATUS Register  0x7000
按照DRV8711 Decay Mode Setting Optimization文档修改过一些参数,结果作用不大
接下来有什么办法调整波形接近正弦波?
谢谢!