Firmware update

New feature and improvements:
1. Enabled the PID-TUNE feature
User can use this feature to calibrate the hotend temperature
2. Added the "Calibrate Gantry" custom gcode on LCD menu
3. Added a faster ery sensor homing speed config to switch
4. Improvement the ery sensor  Auto bed leveling multi-probe disabled. Increase 25 points to 36 points.

Marlin-2.0.8/Marlin/Configuration.h

@@ -511,9 +511,9 @@
 #define PID_MAX BANG_MAX // Limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
 #define PID_K1 0.95      // Smoothing factor within any PID loop
 
-//#if ENABLED(PIDTEMP)
-  //#define PID_EDIT_MENU         // Add PID editing to the "Advanced Settings" menu. (~700 bytes of PROGMEM)
-  //#define PID_AUTOTUNE_MENU     // Add PID auto-tuning to the "Advanced Settings" menu. (~250 bytes of PROGMEM)
+#if ENABLED(PIDTEMP)
+  #define PID_EDIT_MENU         // Add PID editing to the "Advanced Settings" menu. (~700 bytes of PROGMEM)
+  #define PID_AUTOTUNE_MENU     // Add PID auto-tuning to the "Advanced Settings" menu. (~250 bytes of PROGMEM)
   //#define PID_PARAMS_PER_HOTEND // Uses separate PID parameters for each extruder (useful for mismatched extruders)
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
 
@@ -528,7 +528,7 @@
    // #define DEFAULT_Ki   2.01
    // #define DEFAULT_Kd  85.00
  // #endif
-//#endif // PIDTEMP
+#endif // PIDTEMP
 
 #ifdef ER20_E3D
    #define DEFAULT_Kp  21.73 //26.11
@@ -1102,7 +1102,7 @@
 #ifdef ER20_Direct
   #define Z_PROBE_FEEDRATE_FAST (3*60)
 #else
-  #define Z_PROBE_FEEDRATE_FAST (4*60)
+  #define Z_PROBE_FEEDRATE_FAST (25*60)
 #endif
 
 // Feedrate (mm/min) for the "accurate" probe of each point
@@ -1144,7 +1144,7 @@
  * A total of 2 does fast/slow probes with a weighted average.
  * A total of 3 or more adds more slow probes, taking the average.
  */
-#define MULTIPLE_PROBING 2
+//#define MULTIPLE_PROBING 2
 //#define EXTRA_PROBING    1
 
 /**
@@ -1188,7 +1188,7 @@
  * These options are most useful for the BLTouch probe, but may also improve
  * readings with inductive probes and piezo sensors.
  */
-//#define PROBING_HEATERS_OFF       // Turn heaters off when probing
+#define PROBING_HEATERS_OFF       // Turn heaters off when probing
 #if ENABLED(PROBING_HEATERS_OFF)
   //#define WAIT_FOR_BED_HEATER     // Wait for bed to heat back up between probes (to improve accuracy)
   //#define WAIT_FOR_HOTEND         // Wait for hotend to heat back up between probes (to improve accuracy & prevent cold extrude)
@@ -1279,7 +1279,7 @@
 #define Z_MIN_POS 0
 #define X_MAX_POS 250
 #define Y_MAX_POS 225
-#define Z_MAX_POS 200
+#define Z_MAX_POS 230//200
 
 /**
  * Software Endstops
@@ -1399,9 +1399,8 @@
  */
 //#define AUTO_BED_LEVELING_3POINT
 //#define AUTO_BED_LEVELING_LINEAR
-//#define AUTO_BED_LEVELING_BILINEAR
-//#define AUTO_BED_LEVELING_UBL
 #define AUTO_BED_LEVELING_BILINEAR
+//#define AUTO_BED_LEVELING_UBL
 //#define MESH_BED_LEVELING
 
 
@@ -1468,7 +1467,7 @@
 #if EITHER(AUTO_BED_LEVELING_LINEAR, AUTO_BED_LEVELING_BILINEAR)
 
   // Set the number of grid points per dimension.
-  #define GRID_MAX_POINTS_X 5 //3
+  #define GRID_MAX_POINTS_X 6 //3
   #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
 
   // Probe along the Y axis, advancing X after each column
@@ -1484,7 +1483,7 @@
     // Experimental Subdivision of the grid by Catmull-Rom method.
     // Synthesizes intermediate points to produce a more detailed mesh.
     //
-    //#define ABL_BILINEAR_SUBDIVISION
+    #define ABL_BILINEAR_SUBDIVISION
     #if ENABLED(ABL_BILINEAR_SUBDIVISION)
       // Number of subdivisions between probe points
       #define BILINEAR_SUBDIVISIONS 3
@@ -1607,7 +1606,7 @@
 #endif
 
 // Homing speeds (mm/min)
-#define HOMING_FEEDRATE_MM_M { (50*60), (50*60), (4*60) }
+#define HOMING_FEEDRATE_MM_M { (100*60), (100*60), (25*60) }
 
 // Validate that endstops are triggered on homing moves
 #define VALIDATE_HOMING_ENDSTOPS

Marlin-2.0.8/Marlin/Configuration_adv.h

@@ -3580,24 +3580,24 @@
  */
 
 // Custom Menu: Main Menu
-//#define CUSTOM_MENU_MAIN
+#define CUSTOM_MENU_MAIN
 #if ENABLED(CUSTOM_MENU_MAIN)
-  //#define CUSTOM_MENU_MAIN_TITLE "Custom Commands"
-  #define CUSTOM_MENU_MAIN_SCRIPT_DONE "M117 User Script Done"
+  #define CUSTOM_MENU_MAIN_TITLE "Calibrate Printer"
+  #define CUSTOM_MENU_MAIN_SCRIPT_DONE "M117 Calibrate Done!"
   #define CUSTOM_MENU_MAIN_SCRIPT_AUDIBLE_FEEDBACK
-  //#define CUSTOM_MENU_MAIN_SCRIPT_RETURN   // Return to status screen after a script
+  #define CUSTOM_MENU_MAIN_SCRIPT_RETURN   // Return to status screen after a script
   #define CUSTOM_MENU_MAIN_ONLY_IDLE         // Only show custom menu when the machine is idle
 
-  #define MAIN_MENU_ITEM_1_DESC "Home & UBL Info"
-  #define MAIN_MENU_ITEM_1_GCODE "G28\nG29 W"
+  #define MAIN_MENU_ITEM_1_DESC "Calibrate Gantry"
+  #define MAIN_MENU_ITEM_1_GCODE "G28\nG1 Z100 F800\nG1 X130 Y110 F8000\nM117 Move to safe point\nG4 P2000\nM117 Set Z current to 350\nM906 Z350\nG4 P2000\nM117 Calibrate start\nG4 P2000\nG0 Z230\nM117 Bang bang bang\nG4 P2000\nG0 Z200\nG4 P2000\nM117 Set Z current to 600\nG4 P1000\nM906 Z600\nG4 P200\nM117 Home All\nG4 P2000\nG28\nG4 P1000\nM117 Calibrate Done!"
   //#define MAIN_MENU_ITEM_1_CONFIRM          // Show a confirmation dialog before this action
 
-  #define MAIN_MENU_ITEM_2_DESC "Preheat for " PREHEAT_1_LABEL
-  #define MAIN_MENU_ITEM_2_GCODE "M140 S" STRINGIFY(PREHEAT_1_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_1_TEMP_HOTEND)
+  #define MAIN_MENU_ITEM_2_DESC "ABL Sensor Turbo"
+  #define MAIN_MENU_ITEM_2_GCODE "M203 Z25\nM117 Turbo now...\nM201 Z300\nG4 P1000\nM500\nM117 Done!"
   //#define MAIN_MENU_ITEM_2_CONFIRM
 
-  //#define MAIN_MENU_ITEM_3_DESC "Preheat for " PREHEAT_2_LABEL
-  //#define MAIN_MENU_ITEM_3_GCODE "M140 S" STRINGIFY(PREHEAT_2_TEMP_BED) "\nM104 S" STRINGIFY(PREHEAT_2_TEMP_HOTEND)
+  #define MAIN_MENU_ITEM_3_DESC "ABL Sensor Stock"
+  #define MAIN_MENU_ITEM_3_GCODE "M203 Z5\nM117 Roll Back now...\nM201 Z25\nG4 P1000\nM500\nM117 Done!"
   //#define MAIN_MENU_ITEM_3_CONFIRM
 
   //#define MAIN_MENU_ITEM_4_DESC "Heat Bed/Home/Level"