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authorKevin O'Connor <kevin@koconnor.net>2016-12-26 13:15:37 -0500
committerKevin O'Connor <kevin@koconnor.net>2016-12-28 22:38:27 -0500
commitf46bc0ef046f3848d64666778a304c85bb5439a3 (patch)
tree3d9c99d1563466980c186e64e33a73b4128343f7 /klippy/stepper.py
parent800d53db6ad2fe0051c3d37dae08dc2fb1bff255 (diff)
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stepper: Change default max_error from 50us to 25us
Change the default compression error window (max_error) from 50us to 25us - it's common for stepper motor drivers to have 30us for their "pwm fixed off time" and it would be good for the steps to be scheduled within that time. Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
Diffstat (limited to 'klippy/stepper.py')
-rw-r--r--klippy/stepper.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/klippy/stepper.py b/klippy/stepper.py
index 1c40e6c7..43b541f3 100644
--- a/klippy/stepper.py
+++ b/klippy/stepper.py
@@ -51,7 +51,7 @@ class PrinterStepper:
self.min_stop_interval = (math.sqrt(3.*inv_max_step_accel + jc**2)
- math.sqrt(inv_max_step_accel + jc**2))
def build_config(self):
- max_error = self.config.getfloat('max_error', 0.000050)
+ max_error = self.config.getfloat('max_error', 0.000025)
step_pin = self.config.get('step_pin')
dir_pin = self.config.get('dir_pin')
min_stop_interval = max(0., self.min_stop_interval - max_error)