Merge pull request #3921 from thinkyhead/rc_calc_timer_tweak

Tiny calc_timer speedup
9 years ago · 02735fd500
1 changed files with 2 additions and 2 deletions
--- a/Marlin/stepper.h
+++ b/Marlin/stepper.h
@ -257,11 +257,11 @@ class Stepper {
      NOMORE(step_rate, MAX_STEP_FREQUENCY);

      if (step_rate > 20000) { // If steprate > 20kHz >> step 4 times
-        step_rate = (step_rate >> 2) & 0x3fff;
+        step_rate >>= 2;
        step_loops = 4;
      }
      else if (step_rate > 10000) { // If steprate > 10kHz >> step 2 times
-        step_rate = (step_rate >> 1) & 0x7fff;
+        step_rate >>= 1;
        step_loops = 2;
      }
      else {