hi team
DRV8889 stall detection, is it all supported in full step mode and micro step mode?
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hi team
DRV8889 stall detection, is it all supported in full step mode and micro step mode?
Hey Colt,
Yes, it works in full-step and all microstep modes. The decay mode needs to be in Smart Tune Ripple Control mode.
See 7.3.11.5 Stall Detection in the datasheet for more info:
The Application Note Sensorless Stall Detection With the DRV8889-Q1 also gives you some more information, specifically 7.3 Variation With Microstepping Setting shows how the torque count (steady count when lightly loaded) changes at different microstep settings.
Cheers,
Jacob