progress bar time counted from feedrate and E - distance

Firmware/Marlin_main.cpp

@@ -8966,7 +8966,7 @@ static void print_time_remaining_init()
 void load_filament_final_feed()
 {
 	current_position[E_AXIS]+= FILAMENTCHANGE_FINALFEED;
-	plan_buffer_line(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS], 200/60, active_extruder);
+	plan_buffer_line(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS], FILAMENTCHANGE_EFEED_FINAL, active_extruder);
 }
 
 void M600_check_state()
@@ -9108,7 +9108,7 @@ void M600_load_filament_movements()
 	plan_buffer_line(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS], 50, active_extruder);
 #else
 	current_position[E_AXIS]+= FILAMENTCHANGE_FIRSTFEED ;
-	plan_buffer_line(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS], FILAMENTCHANGE_EFEED, active_extruder); 
+	plan_buffer_line(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS], FILAMENTCHANGE_EFEED_FIRST, active_extruder); 
 #endif                
 	load_filament_final_feed();
 	lcd_loading_filament();

Firmware/ultralcd.cpp

@@ -2254,7 +2254,7 @@ void lcd_change_success() {
 
 }
 
-static void lcd_loading_progress_bar(uint16_t loading_time_ms) {
+static void lcd_loading_progress_bar(uint16_t loading_time_ms) { 
 	
 	for (int i = 0; i < 20; i++) {
 		lcd_set_cursor(i, 3);
@@ -2277,7 +2277,7 @@ void lcd_loading_color() {
   lcd_puts_P(_i("Loading color"));////MSG_LOADING_COLOR c=0 r=0
   lcd_set_cursor(0, 2);
   lcd_puts_P(_T(MSG_PLEASE_WAIT));
-  lcd_loading_progress_bar(7500); //slow sequence: 7.5 seconds
+  lcd_loading_progress_bar((FILAMENTCHANGE_FINALFEED * 1000ul) / FILAMENTCHANGE_EFEED_FINAL); //show progress bar during filament loading slow sequence
 }
 
 
@@ -2306,7 +2306,9 @@ void lcd_loading_filament() {
 
   }
 #else //SNMM
-  lcd_loading_progress_bar(11000); //fast + slow sequence: 7.5 seconds
+  uint16_t slow_seq_time = (FILAMENTCHANGE_FINALFEED * 1000ul) / FILAMENTCHANGE_EFEED_FINAL;
+  uint16_t fast_seq_time = (FILAMENTCHANGE_FIRSTFEED * 1000ul) / FILAMENTCHANGE_EFEED_FIRST;
+  lcd_loading_progress_bar(slow_seq_time + fast_seq_time); //show progress bar for total time of filament loading fast + slow sequence
 #endif //SNMM
 }
 

Firmware/variants/1_75mm_MK2-RAMBo10a-E3Dv6full.h

@@ -165,12 +165,13 @@ CHANGE FILAMENT SETTINGS
 #define FILAMENTCHANGE_FIRSTRETRACT -2
 #define FILAMENTCHANGE_FINALRETRACT -80
 
-#define FILAMENTCHANGE_FIRSTFEED 70
-#define FILAMENTCHANGE_FINALFEED 50
+#define FILAMENTCHANGE_FIRSTFEED 70 //E distance in mm for fast filament loading sequence used used in filament change (M600)
+#define FILAMENTCHANGE_FINALFEED 50 //E distance in mm for slow filament loading sequence used used in filament change (M600) and filament load (M701) 
 #define FILAMENTCHANGE_RECFEED 5
 
 #define FILAMENTCHANGE_XYFEED 50
-#define FILAMENTCHANGE_EFEED 20
+#define FILAMENTCHANGE_EFEED_FIRST 20 // feedrate in mm/s for fast filament loading sequence used in filament change (M600)
+#define FILAMENTCHANGE_EFEED_FINAL 3.3f // feedrate in mm/s for slow filament loading sequence used in filament change (M600) and filament load (M701) 
 #define FILAMENTCHANGE_RFEED 400
 #define FILAMENTCHANGE_EXFEED 2
 #define FILAMENTCHANGE_ZFEED 15

Firmware/variants/1_75mm_MK2-RAMBo13a-E3Dv6full.h

@@ -165,12 +165,13 @@ CHANGE FILAMENT SETTINGS
 #define FILAMENTCHANGE_FIRSTRETRACT -2
 #define FILAMENTCHANGE_FINALRETRACT -80
 
-#define FILAMENTCHANGE_FIRSTFEED 70
-#define FILAMENTCHANGE_FINALFEED 50
+#define FILAMENTCHANGE_FIRSTFEED 70 //E distance in mm for fast filament loading sequence used used in filament change (M600)
+#define FILAMENTCHANGE_FINALFEED 50 //E distance in mm for slow filament loading sequence used used in filament change (M600) and filament load (M701) 
 #define FILAMENTCHANGE_RECFEED 5
 
 #define FILAMENTCHANGE_XYFEED 50
-#define FILAMENTCHANGE_EFEED 20
+#define FILAMENTCHANGE_EFEED_FIRST 20 // feedrate in mm/s for fast filament loading sequence used in filament change (M600)
+#define FILAMENTCHANGE_EFEED_FINAL 3.3f // feedrate in mm/s for slow filament loading sequence used in filament change (M600) and filament load (M701) 
 #define FILAMENTCHANGE_RFEED 400
 #define FILAMENTCHANGE_EXFEED 2
 #define FILAMENTCHANGE_ZFEED 15

Firmware/variants/1_75mm_MK25-RAMBo10a-E3Dv6full.h

@@ -220,12 +220,13 @@
 #define FILAMENTCHANGE_FIRSTRETRACT -2
 #define FILAMENTCHANGE_FINALRETRACT -80
 
-#define FILAMENTCHANGE_FIRSTFEED 70
-#define FILAMENTCHANGE_FINALFEED 25
+#define FILAMENTCHANGE_FIRSTFEED 70 //E distance in mm for fast filament loading sequence used used in filament change (M600)
+#define FILAMENTCHANGE_FINALFEED 25 //E distance in mm for slow filament loading sequence used used in filament change (M600) and filament load (M701) 
 #define FILAMENTCHANGE_RECFEED 5
 
 #define FILAMENTCHANGE_XYFEED 50
-#define FILAMENTCHANGE_EFEED 20
+#define FILAMENTCHANGE_EFEED_FIRST 20 // feedrate in mm/s for fast filament loading sequence used in filament change (M600)
+#define FILAMENTCHANGE_EFEED_FINAL 3.3f // feedrate in mm/s for slow filament loading sequence used in filament change (M600) and filament load (M701) 
 //#define FILAMENTCHANGE_RFEED 400
 #define FILAMENTCHANGE_RFEED 7000 / 60
 #define FILAMENTCHANGE_EXFEED 2

Firmware/variants/1_75mm_MK25-RAMBo13a-E3Dv6full.h

@@ -221,12 +221,13 @@
 #define FILAMENTCHANGE_FIRSTRETRACT -2
 #define FILAMENTCHANGE_FINALRETRACT -80
 
-#define FILAMENTCHANGE_FIRSTFEED 70
-#define FILAMENTCHANGE_FINALFEED 25
+#define FILAMENTCHANGE_FIRSTFEED 70 //E distance in mm for fast filament loading sequence used used in filament change (M600)
+#define FILAMENTCHANGE_FINALFEED 25 //E distance in mm for slow filament loading sequence used used in filament change (M600) and filament load (M701) 
 #define FILAMENTCHANGE_RECFEED 5
 
 #define FILAMENTCHANGE_XYFEED 50
-#define FILAMENTCHANGE_EFEED 20
+#define FILAMENTCHANGE_EFEED_FIRST 20 // feedrate in mm/s for fast filament loading sequence used in filament change (M600)
+#define FILAMENTCHANGE_EFEED_FINAL 3.3f // feedrate in mm/s for slow filament loading sequence used in filament change (M600) and filament load (M701) 
 //#define FILAMENTCHANGE_RFEED 400
 #define FILAMENTCHANGE_RFEED 7000 / 60
 #define FILAMENTCHANGE_EXFEED 2

Firmware/variants/1_75mm_MK3-EINSy10a-E3Dv6full.h

@@ -341,12 +341,13 @@
 #define FILAMENTCHANGE_FIRSTRETRACT -2
 #define FILAMENTCHANGE_FINALRETRACT -80
 
-#define FILAMENTCHANGE_FIRSTFEED 70
-#define FILAMENTCHANGE_FINALFEED 25
+#define FILAMENTCHANGE_FIRSTFEED 70 //E distance in mm for fast filament loading sequence used used in filament change (M600)
+#define FILAMENTCHANGE_FINALFEED 25 //E distance in mm for slow filament loading sequence used used in filament change (M600) and filament load (M701) 
 #define FILAMENTCHANGE_RECFEED 5
 
 #define FILAMENTCHANGE_XYFEED 50
-#define FILAMENTCHANGE_EFEED 20
+#define FILAMENTCHANGE_EFEED_FIRST 20 // feedrate in mm/s for fast filament loading sequence used in filament change (M600)
+#define FILAMENTCHANGE_EFEED_FINAL 3.3f // feedrate in mm/s for slow filament loading sequence used in filament change (M600) and filament load (M701) 
 //#define FILAMENTCHANGE_RFEED 400
 #define FILAMENTCHANGE_RFEED 7000 / 60
 #define FILAMENTCHANGE_EXFEED 2