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🐛 Fix AUTOTEMP bug (thermal runaway) (#23025)

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Regression from 9823a37
This commit is contained in:
woisy00 2021-10-27 01:05:34 +02:00 committed by Scott Lahteine
parent 8d21ea55a2
commit 2142e1dae4
2 changed files with 2 additions and 2 deletions
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2
Marlin/Configuration_adv.h
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@ -414,7 +414,7 @@
*/
#define AUTOTEMP
#if ENABLED(AUTOTEMP)
#define AUTOTEMP_OLDWEIGHT 0.98
#define AUTOTEMP_OLDWEIGHT 0.98 // Factor used to weight previous readings (0.0 < value < 1.0)
// Turn on AUTOTEMP on M104/M109 by default using proportions set here
//#define AUTOTEMP_PROPORTIONAL
#if ENABLED(AUTOTEMP_PROPORTIONAL)

2
Marlin/src/module/planner.cpp
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@ -1457,7 +1457,7 @@ void Planner::check_axes_activity() {
float t = autotemp_min + high * autotemp_factor;
LIMIT(t, autotemp_min, autotemp_max);
if (t < oldt) t *= (1.0f - (AUTOTEMP_OLDWEIGHT)) + oldt * (AUTOTEMP_OLDWEIGHT);
if (t < oldt) t = t * (1.0f - (AUTOTEMP_OLDWEIGHT)) + oldt * (AUTOTEMP_OLDWEIGHT);
oldt = t;
thermalManager.setTargetHotend(t, active_extruder);
}