Merge branch 'main' of https://github.com/andrewmcgr/klipper_tmc_auto…

…tune

autotune_tmc.py

@@ -25,7 +25,7 @@
 PWM_LIM = 4
 
 # SpreadCycle parameters
-TPFD = 2
+TPFD = 0
 
 # CoolStep parameters
 FAST_STANDSTILL = True
@@ -89,7 +89,7 @@ def __init__(self, config):
                 % (self.name))
 
         # AutotuneTMC config parameters
-        self.motor = config.get('motor')
+        self.motor = config.get('motor').lower()
         self.motor_name = "motor_constants " + self.motor
         try:
             motor = self.printer.lookup_object(self.motor_name)
@@ -105,9 +105,10 @@ def __init__(self, config):
             raise config.error(
                 "Tuning goal '%s' is invalid for TMC autotuning"
                 % (tgoal))
+        self.auto_silent = False # Auto silent off by default
         if self.tuning_goal == TuningGoal.AUTO:
             # Very small motors may not run in silent mode.
-            self.auto_silent = not self.name in AUTO_PERFORMANCE_MOTORS and motor.T > 0.3
+            self.auto_silent = self.name not in AUTO_PERFORMANCE_MOTORS and motor.T > 0.3
             self.tuning_goal = TuningGoal.SILENT if self.auto_silent else TuningGoal.PERFORMANCE
         self.tmc_object=None # look this up at connect time
         self.tmc_cmdhelper=None # Ditto

motor_database.cfg

@@ -666,3 +666,11 @@ inductance: 0.0028
 holding_torque: 0.40
 max_current: 1.70
 steps_per_revolution: 200
+
+[motor_constants trianglelab-tl-42bygh20]
+# ERCF v1.1 kit motor (NEMA 17)
+resistance: 6.8
+inductance: 0.0071
+holding_torque: 0.21
+max_current: 1.0
+steps_per_revolution: 200