diff options
Diffstat (limited to 'klippy/extras/tmc.py')
| -rw-r--r-- | klippy/extras/tmc.py | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/klippy/extras/tmc.py b/klippy/extras/tmc.py index 0c5036f9..767ada39 100644 --- a/klippy/extras/tmc.py +++ b/klippy/extras/tmc.py @@ -520,8 +520,9 @@ def TMCStealthchopHelper(config, mcu_tmc, tmc_freq): velocity = config.getfloat('stealthchop_threshold', 0., minval=0.) if velocity: stepper_name = " ".join(config.get_name().split()[1:]) - stepper_config = config.getsection(stepper_name) - step_dist = stepper.parse_step_distance(stepper_config) + sconfig = config.getsection(stepper_name) + rotation_dist, steps_per_rotation = stepper.parse_step_distance(sconfig) + step_dist = rotation_dist / steps_per_rotation step_dist_256 = step_dist / (1 << fields.get_field("mres")) threshold = int(tmc_freq * step_dist_256 / velocity + .5) fields.set_field("tpwmthrs", max(0, min(0xfffff, threshold))) |