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Code Issues Releases Wiki Activity

🐛 Prevent Linear Advance stall (#25696)

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tombrazier 2023-04-17 23:48:56 +01:00 committed by GitHub
parent ff44663f5f
commit 4d8ab1c401
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 3 additions and 2 deletions
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5
Marlin/src/module/stepper.cpp
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@ -1578,7 +1578,7 @@ void Stepper::isr() {
advance_isr();
nextAdvanceISR = la_interval;
}
else if (nextAdvanceISR == LA_ADV_NEVER) // Start LA steps if necessary
else if (nextAdvanceISR > la_interval) // Start/accelerate LA steps if necessary
nextAdvanceISR = la_interval;
#endif
@ -2169,7 +2169,8 @@ hal_timer_t Stepper::calc_timer_interval(uint32_t step_rate) {
#ifdef CPU_32_BIT
// A fast processor can just do integer division
return step_rate ? uint32_t(STEPPER_TIMER_RATE) / step_rate : HAL_TIMER_TYPE_MAX;
constexpr uint32_t min_step_rate = uint32_t(STEPPER_TIMER_RATE) / HAL_TIMER_TYPE_MAX;
return step_rate > min_step_rate ? uint32_t(STEPPER_TIMER_RATE) / step_rate : HAL_TIMER_TYPE_MAX;
#else