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Correction to acceleration

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This commit is contained in:
Scott Lahteine 2018-02-24 11:09:19 -06:00
parent 92c8efdc96
commit 689bc99402
1 changed files with 2 additions and 2 deletions
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Marlin/src/module/planner.cpp
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@ -1294,10 +1294,10 @@ void Planner::_buffer_steps(const int32_t (&target)[XYZE]
} }
block->acceleration_steps_per_s2 = accel; block->acceleration_steps_per_s2 = accel;
block->acceleration = accel / steps_per_mm; block->acceleration = accel / steps_per_mm;
block->acceleration_rate = (long)(accel * 16777216.0 / ((F_CPU) * 0.125)); // * 8.388608 block->acceleration_rate = (long)(accel * (4096.0 * 4096.0 / (HAL_STEPPER_TIMER_RATE)));
#if ENABLED(LIN_ADVANCE) #if ENABLED(LIN_ADVANCE)
if (block->use_advance_lead) { if (block->use_advance_lead) {
block->advance_speed = ((F_CPU) * 0.125) / (extruder_advance_K * block->e_D_ratio * block->acceleration * axis_steps_per_mm[E_AXIS_N]); block->advance_speed = (HAL_STEPPER_TIMER_RATE) / (extruder_advance_K * block->e_D_ratio * block->acceleration * axis_steps_per_mm[E_AXIS_N]);
#if ENABLED(LA_DEBUG) #if ENABLED(LA_DEBUG)
if (extruder_advance_K * block->e_D_ratio * block->acceleration * 2 < block->nominal_speed * block->e_D_ratio) if (extruder_advance_K * block->e_D_ratio * block->acceleration * 2 < block->nominal_speed * block->e_D_ratio)
SERIAL_ECHOLNPGM("More than 2 steps per eISR loop executed."); SERIAL_ECHOLNPGM("More than 2 steps per eISR loop executed.");