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Merge pull request #4984 from esenapaj/Small-fix-for-PR-#4980

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Small fix for the PR #4980 (LIN_ADVANCE bug fix and optimization)
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Scott Lahteine 2016-10-10 13:30:47 -05:00 committed by GitHub
parent b6221df3f3 cfb5c24bc9
commit 2cb5df8a56
1 changed files with 1 additions and 1 deletions
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Marlin/stepper.cpp
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@ -604,7 +604,7 @@ void Stepper::isr() {
#endif // ADVANCE or LIN_ADVANCE #endif // ADVANCE or LIN_ADVANCE
#if ENABLED(ADVANCE) || ENABLED(LIN_ADVANCE) #if ENABLED(ADVANCE) || ENABLED(LIN_ADVANCE)
eISR_Rate = (timer >> 3) * step_loops / abs(e_steps[TOOL_E_INDEX]); //>> 3 is divide by 8. Reason: Timer 0 runs at 16/8=2MHz, Timer 1 at 16/64=0.25MHz. ==> 2/0.25=8. eISR_Rate = (timer >> 3) * step_loops / abs(e_steps[TOOL_E_INDEX]); //>> 3 is divide by 8. Reason: Timer 1 runs at 16/8=2MHz, Timer 0 at 16/64=0.25MHz. ==> 2/0.25=8.
#endif #endif
} }
else if (step_events_completed > (uint32_t)current_block->decelerate_after) { else if (step_events_completed > (uint32_t)current_block->decelerate_after) {