Delta segments per second

nomukaiki · May 7, 2016 · af00786 · af00786
1 parent d09b050
commit af00786
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Showing 3 changed files with 18 additions and 3 deletions.
diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h
@@ -70,7 +70,7 @@
   // Make delta curves from many straight lines (linear interpolation).
   // This is a trade-off between visible corners (not enough segments)
   // and processor overload (too many expensive sqrt calls).
-  #define DELTA_SEGMENTS_PER_SECOND 80
+  #define DELTA_SEGMENTS_PER_SECOND 160
 
   // NOTE NB all values for DELTA_* values MUST be floating point, so always have a decimal point in them
 
@@ -641,7 +641,7 @@ const bool Z_MIN_PROBE_ENDSTOP_INVERTING = false; // set to true to invert the l
   //  (0,0)
   #define X_PROBE_OFFSET_FROM_EXTRUDER -13  // X offset: -left  +right  [of the nozzle]
   #define Y_PROBE_OFFSET_FROM_EXTRUDER -4  // Y offset: -front +behind [the nozzle]
-  #define Z_PROBE_OFFSET_FROM_EXTRUDER -1.2   // Z offset: -below +above  [the nozzle]         Increase value if after leveling the nozzle is too high from bed
+  #define Z_PROBE_OFFSET_FROM_EXTRUDER -0.9   // Z offset: -below +above  [the nozzle]         Increase value if after leveling the nozzle is too high from bed
 
   #define XY_TRAVEL_SPEED 6000         // X and Y axis travel speed between probes, in mm/min.
 

diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h
@@ -35,6 +35,17 @@
 
 #include "Conditionals.h"
 
+// @section delta_optimization
+
+//===========================================================================
+//=========================== DELTA OPTIMIZATION  ===========================
+//===========================================================================
+
+// There is suttering when the LCD is updated. A workaround is to slow down the 
+// number of screen updates per second. By default the LCD refreshes 10 times per second.
+// This value should be between 1 and 10
+#define LCD_REFRESH_TIMES_PER_SECOND 5
+
 // @section temperature
 
 //===========================================================================

diff --git a/Marlin/ultralcd.h b/Marlin/ultralcd.h
@@ -59,7 +59,11 @@
   #define LCD_MESSAGEPGM(x) lcd_setstatuspgm(PSTR(x))
   #define LCD_ALERTMESSAGEPGM(x) lcd_setalertstatuspgm(PSTR(x))
 
-  #define LCD_UPDATE_INTERVAL 100
+  #ifndef LCD_REFRESH_TIMES_PER_SECOND
+    #define LCD_REFRESH_TIMES_PER_SECOND 10
+  #endif
+
+  #define LCD_UPDATE_INTERVAL 1000 / LCD_REFRESH_TIMES_PER_SECOND
   #define LCD_TIMEOUT_TO_STATUS 15000
 
   #if ENABLED(ULTIPANEL)