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Merge pull request #4126 from thinkyhead/rc_lin_timing_patch

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Patch LIN_ADVANCE timing issue
This commit is contained in:
Scott Lahteine 2016-06-22 19:24:44 -07:00 committed by GitHub
commit bdcd628896
1 changed files with 13 additions and 11 deletions
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24
Marlin/stepper.cpp
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@ -451,7 +451,7 @@ void Stepper::isr() {
#endif // ADVANCE or LIN_ADVANCE
#if ENABLED(ADVANCE) || ENABLED(LIN_ADVANCE)
eISR_Rate = (timer >> 2) / abs(e_steps[current_block->active_extruder]);
eISR_Rate = (timer >> 2) * step_loops / abs(e_steps[current_block->active_extruder]);
#endif
}
else if (step_events_completed > (unsigned long)current_block->decelerate_after) {
@ -487,7 +487,7 @@ void Stepper::isr() {
#endif // ADVANCE or LIN_ADVANCE
#if ENABLED(ADVANCE) || ENABLED(LIN_ADVANCE)
eISR_Rate = (timer >> 2) / abs(e_steps[current_block->active_extruder]);
eISR_Rate = (timer >> 2) * step_loops / abs(e_steps[current_block->active_extruder]);
#endif
}
else {
@ -497,7 +497,7 @@ void Stepper::isr() {
if (current_block->use_advance_lead)
current_estep_rate[current_block->active_extruder] = final_estep_rate;
eISR_Rate = (OCR1A_nominal >> 2) / abs(e_steps[current_block->active_extruder]);
eISR_Rate = (OCR1A_nominal >> 2) * step_loops_nominal / abs(e_steps[current_block->active_extruder]);
#endif
@ -542,16 +542,18 @@ void Stepper::isr() {
}
// Step all E steppers that have steps
STEP_E_ONCE(0);
#if EXTRUDERS > 1
STEP_E_ONCE(1);
#if EXTRUDERS > 2
STEP_E_ONCE(2);
#if EXTRUDERS > 3
STEP_E_ONCE(3);
for (uint8_t i = 0; i < step_loops; i++) {
STEP_E_ONCE(0);
#if EXTRUDERS > 1
STEP_E_ONCE(1);
#if EXTRUDERS > 2
STEP_E_ONCE(2);
#if EXTRUDERS > 3
STEP_E_ONCE(3);
#endif
#endif
#endif
#endif
}
}