eeprom version for multimaterial changed, show message that hardcoded default settings were loaded during printer setup, improved scrolling in sd card menu

Firmware/ConfigurationStore.cpp

@@ -43,7 +43,13 @@ void _EEPROM_readData(int &pos, uint8_t* value, uint8_t size)
 // wrong data being written to the variables.
 // ALSO:  always make sure the variables in the Store and retrieve sections are in the same order.
 
-#define EEPROM_VERSION "V1"
+#ifdef SNMM
+	#define EEPROM_VERSION "V1M"
+#else
+	#define EEPROM_VERSION "V1"
+#endif 
+
+
 
 #ifdef EEPROM_SETTINGS
 void Config_StoreSettings() 
@@ -264,12 +270,15 @@ void Config_PrintSettings()
 
 
 #ifdef EEPROM_SETTINGS
-void Config_RetrieveSettings()
+bool Config_RetrieveSettings()
 {
     int i=EEPROM_OFFSET;
+	bool settings_from_eeprom;
     char stored_ver[4];
     char ver[4]=EEPROM_VERSION;
     EEPROM_READ_VAR(i,stored_ver); //read stored version
+	SERIAL_ECHOLNPGM("Stored EEPROM version:");
+	MYSERIAL.println(stored_ver);
     //  SERIAL_ECHOLN("Version: [" << ver << "] Stored version: [" << stored_ver << "]");
     if (strncmp(ver,stored_ver,3) == 0)
     {
@@ -350,19 +359,20 @@ void Config_RetrieveSettings()
 		calculate_volumetric_multipliers();
 		// Call updatePID (similar to when we have processed M301)
 		updatePID();
-		float tmp1[] = DEFAULT_AXIS_STEPS_PER_UNIT;
-		axis_steps_per_unit[3] = tmp1[3];
 
-        SERIAL_ECHO_START;
+		SERIAL_ECHO_START;
         SERIAL_ECHOLNPGM("Stored settings retrieved");
+		settings_from_eeprom = true;
     }
     else
     {
         Config_ResetDefault();
+		settings_from_eeprom = false;
     }
     #ifdef EEPROM_CHITCHAT
       Config_PrintSettings();
     #endif
+	  return settings_from_eeprom;
 }
 #endif
 

Firmware/ConfigurationStore.h

@@ -14,7 +14,7 @@ FORCE_INLINE void Config_PrintSettings() {}
 
 #ifdef EEPROM_SETTINGS
 void Config_StoreSettings();
-void Config_RetrieveSettings();
+bool Config_RetrieveSettings();
 #else
 FORCE_INLINE void Config_StoreSettings() {}
 FORCE_INLINE void Config_RetrieveSettings() { Config_ResetDefault(); Config_PrintSettings(); }

Firmware/Marlin_main.cpp

@@ -1045,7 +1045,7 @@ void setup()
 	SERIAL_ECHOLN((int)sizeof(block_t)*BLOCK_BUFFER_SIZE);
 	lcd_update_enable(false);
 	// loads data from EEPROM if available else uses defaults (and resets step acceleration rate)
-	Config_RetrieveSettings();
+	settings_from_eeprom = Config_RetrieveSettings();
 	SdFatUtil::set_stack_guard(); //writes magic number at the end of static variables to protect against overwriting static memory by stack
 	tp_init();    // Initialize temperature loop
 	plan_init();  // Initialize planner;
@@ -1211,6 +1211,9 @@ void setup()
   for (int i = 0; i<4; i++) EEPROM_read_B(EEPROM_BOWDEN_LENGTH + i * 2, &bowden_length[i]);
   lcd_update_enable(true);
 
+  //If eeprom version for storing parameters to eeprom using M500 changed, default settings are used. Inform user in this case.
+  if(!setting_from_eeprom) lcd_show_fullscreen_message_and_wait_P(MSG_DEFAULT_SETTINGS_LOADED);
+
   // Store the currently running firmware into an eeprom,
   // so the next time the firmware gets updated, it will know from which version it has been updated.
   update_current_firmware_version_to_eeprom();
@@ -4952,7 +4955,7 @@ case 404:  //M404 Enter the nominal filament width (3mm, 1.75mm ) N<3.0> or disp
     #endif
     
 
-
+	
 
 
     case 500: // M500 Store settings in EEPROM

Firmware/language_all.cpp

@@ -775,6 +775,11 @@ const char * const MSG_DATE_LANG_TABLE[LANG_NUM] PROGMEM = {
 	MSG_DATE_DE
 };
 
+const char MSG_DEFAULT_SETTINGS_LOADED_EN[] PROGMEM = "Hardcoded default settings loaded";
+const char * const MSG_DEFAULT_SETTINGS_LOADED_LANG_TABLE[1] PROGMEM = {
+	MSG_DEFAULT_SETTINGS_LOADED_EN
+};
+
 const char MSG_DISABLE_STEPPERS_EN[] PROGMEM = "Disable steppers";
 const char MSG_DISABLE_STEPPERS_CZ[] PROGMEM = "Vypnout motory";
 const char MSG_DISABLE_STEPPERS_IT[] PROGMEM = "Disabilit motori";

Firmware/language_all.h

@@ -150,6 +150,8 @@ extern const char* const MSG_CURRENT_LANG_TABLE[LANG_NUM];
 #define MSG_CURRENT LANG_TABLE_SELECT(MSG_CURRENT_LANG_TABLE)
 extern const char* const MSG_DATE_LANG_TABLE[LANG_NUM];
 #define MSG_DATE LANG_TABLE_SELECT(MSG_DATE_LANG_TABLE)
+extern const char* const MSG_DEFAULT_SETTINGS_LOADED_LANG_TABLE[1];
+#define MSG_DEFAULT_SETTINGS_LOADED LANG_TABLE_SELECT_EXPLICIT(MSG_DEFAULT_SETTINGS_LOADED_LANG_TABLE, 0)
 extern const char* const MSG_DISABLE_STEPPERS_LANG_TABLE[LANG_NUM];
 #define MSG_DISABLE_STEPPERS LANG_TABLE_SELECT(MSG_DISABLE_STEPPERS_LANG_TABLE)
 extern const char* const MSG_DWELL_LANG_TABLE[LANG_NUM];

Firmware/language_en.h

@@ -310,4 +310,5 @@
 #define(length=12, lines=1) MSG_RIGHT							"Right:"
 #define(length=15, lines=1) MSG_MEASURED_SKEW					"Measured skew:"
 #define(length=15, lines=1) MSG_SLIGHT_SKEW						"Slight skew:"
-#define(length=15, lines=1) MSG_SEVERE_SKEW						"Severe skew:"
+#define(length=15, lines=1) MSG_SEVERE_SKEW						"Severe skew:"
+#define(length=20, lines=4) MSG_DEFAULT_SETTINGS_LOADED			"Hardcoded default settings loaded"

Firmware/ultralcd_implementation_hitachi_HD44780.h

@@ -1182,33 +1182,34 @@ static void lcd_implementation_drawmenu_sdfile_selected(uint8_t row, const char*
 
     int i = 1;
     int j = 0;
-    int inter = 0;
     char* longFilenameTMP = longFilename;
-
-    while( ((c = *longFilenameTMP) != '\0') && (inter == 0) )
+	
+    while((c = *longFilenameTMP) != '\0')
     {
 
         lcd.setCursor(i, row);
         lcd.print(c);
         i++;
         longFilenameTMP++;
-        if(i==LCD_WIDTH){
+        if(i==LCD_WIDTH) {
           i=1;
           j++;
-          longFilenameTMP = longFilename;
-          longFilenameTMP = longFilenameTMP+j;
+          longFilenameTMP = longFilename + j;          
           n = LCD_WIDTH - 1;
-          for(int g = 0; ((g<300)&&(inter == 0)) ;g++){
+          for(int g = 0; g<300 ;g++){
             if(LCD_CLICKED || ( enc_dif != encoderDiff )){
-                
-            //  inter = 1;
+				longFilenameTMP = longFilename;
+				*(longFilenameTMP + LCD_WIDTH - 2) = '\0';
+				int i = 1;
+				int j = 0;				
+				break;
             }else{
-              delay(1);
+				if (j == 1) delay(3);	//wait around 1.2 s to start scrolling text
+				delay(1);				//then scroll with redrawing every 300 ms 
             }
 
           }
         }
-
     }
     if(c!='\0'){
       lcd.setCursor(i, row);
@@ -1217,7 +1218,7 @@ static void lcd_implementation_drawmenu_sdfile_selected(uint8_t row, const char*
     }
     n=n-i+1;
     while(n--)
-        lcd.print(' ');
+    lcd.print(' ');
 }
 static void lcd_implementation_drawmenu_sdfile(uint8_t row, const char* pstr, const char* filename, char* longFilename)
 {