Merge remote-tracking branch 'upstream/MK3' into code_size_optimization

and resolve conflicts (ultralcd.cpp)

Firmware/Configuration.h

@@ -16,8 +16,8 @@ extern uint16_t nPrinterType;
 extern PGM_P sPrinterName;
 
 // Firmware version
-#define FW_VERSION "3.7.2-RC1"
-#define FW_COMMIT_NR   2359
+#define FW_VERSION "3.7.2"
+#define FW_COMMIT_NR   2363
 // FW_VERSION_UNKNOWN means this is an unofficial build.
 // The firmware should only be checked into github with this symbol.
 #define FW_DEV_VERSION FW_VERSION_UNKNOWN

Firmware/Marlin.h

@@ -166,6 +166,17 @@ void manage_inactivity(bool ignore_stepper_queue=false);
   #define disable_z() {}
 #endif
 
+#ifdef PSU_Delta
+    void init_force_z();
+    void check_force_z();
+    #undef disable_z
+    #define disable_z() disable_force_z()
+    void disable_force_z();
+    #undef enable_z
+    #define enable_z() enable_force_z()
+    void enable_force_z();
+#endif // PSU_Delta
+
 
 
 

Firmware/Marlin_main.cpp

@@ -793,12 +793,8 @@ int uart_putchar(char c, FILE *)
 
 void lcd_splash()
 {
-//	lcd_puts_at_P(0, 1, PSTR("   Original Prusa   "));
-//	lcd_puts_at_P(0, 2, PSTR("    3D  Printers    "));
-//	lcd_puts_P(PSTR("\x1b[1;3HOriginal Prusa\x1b[2;4H3D  Printers"));
-//    fputs_P(PSTR(ESC_2J ESC_H(1,1) "Original Prusa i3" ESC_H(3,2) "Prusa Research"), lcdout);
-    lcd_puts_P(PSTR(ESC_2J ESC_H(1,1) "Original Prusa i3" ESC_H(3,2) "Prusa Research"));
-//	lcd_printf_P(_N(ESC_2J "x:%.3f\ny:%.3f\nz:%.3f\ne:%.3f"), _x, _y, _z, _e);
+	lcd_clear(); // clears display and homes screen
+	lcd_puts_P(PSTR("\n Original Prusa i3\n   Prusa Research"));
 }
 
 
@@ -928,7 +924,7 @@ void update_sec_lang_from_external_flash()
 		uint32_t src_addr;
 		if (lang_get_header(lang, &header, &src_addr))
 		{
-			fputs_P(PSTR(ESC_H(1,3) "Language update."), lcdout);
+			lcd_puts_at_P(1,3,PSTR("Language update."));
 			for (uint8_t i = 0; i < state; i++) fputc('.', lcdout);
 			_delay(100);
 			boot_reserved = (state + 1) | (lang << 4);
@@ -1002,8 +998,8 @@ void list_sec_lang_from_external_flash()
 
 static void w25x20cl_err_msg()
 {
-    lcd_puts_P(_n(ESC_2J ESC_H(0,0) "External SPI flash" ESC_H(0,1) "W25X20CL is not res-"
-            ESC_H(0,2) "ponding. Language" ESC_H(0,3) "switch unavailable."));
+	lcd_clear();
+	lcd_puts_P(_n("External SPI flash\nW25X20CL is not res-\nponding. Language\nswitch unavailable."));
 }
 
 // "Setup" function is called by the Arduino framework on startup.
@@ -1316,6 +1312,9 @@ void setup()
 	update_mode_profile();
 	tmc2130_init();
 #endif //TMC2130
+#ifdef PSU_Delta
+     init_force_z();                              // ! important for correct Z-axis initialization
+#endif // PSU_Delta
     
 	setup_photpin();
 
@@ -1353,7 +1352,7 @@ void setup()
   }
 #endif //TMC2130
 
-#if defined(Z_AXIS_ALWAYS_ON)
+#if defined(Z_AXIS_ALWAYS_ON) && !defined(PSU_Delta)
 	enable_z();
 #endif
 	farm_mode = eeprom_read_byte((uint8_t*)EEPROM_FARM_MODE);
@@ -3275,14 +3274,19 @@ extern uint8_t st_backlash_x;
 extern uint8_t st_backlash_y;
 #endif //BACKLASH_Y
 
+//! \ingroup marlin_main
+
 //! @brief Parse and process commands
 //!
 //! look here for descriptions of G-codes: http://linuxcnc.org/handbook/gcode/g-code.html
 //! http://objects.reprap.org/wiki/Mendel_User_Manual:_RepRapGCodes
 //!
-//! Implemented Codes
+//!
+//! Implemented Codes 
 //! -------------------
 //!
+//! * _This list is not updated. Current documentation is maintained inside the process_cmd function._ 
+//!
 //!@n PRUSA CODES
 //!@n P F - Returns FW versions
 //!@n P R - Returns revision of printer
@@ -3405,14 +3409,30 @@ extern uint8_t st_backlash_y;
 //!
 //!@n M928 - Start SD logging (M928 filename.g) - ended by M29
 //!@n M999 - Restart after being stopped by error
+//! <br><br>
+
+/** @defgroup marlin_main Marlin main */
+
+/** \ingroup GCodes */
+
+//! _This is a list of currently implemented G Codes in Prusa firmware (dynamically generated from doxygen)_
+
+
 void process_commands()
 {
   #ifdef FANCHECK
   if (fan_check_error){
 	if( fan_check_error == EFCE_DETECTED ){
 		fan_check_error = EFCE_REPORTED;
-		lcd_pause_print();
-	} // otherwise it has already been reported, so just ignore further processing
+      
+      if(is_usb_printing){
+        SERIAL_PROTOCOLLNRPGM(MSG_OCTOPRINT_PAUSE);
+      }
+      else{
+        lcd_pause_print();
+      }
+
+    } // otherwise it has already been reported, so just ignore further processing
     return;
   }
   #endif
@@ -3456,21 +3476,33 @@ void process_commands()
 #ifdef TMC2130
 	else if (strncmp_P(CMDBUFFER_CURRENT_STRING, PSTR("CRASH_"), 6) == 0)
 	{
-	  if(code_seen("CRASH_DETECTED")) //! CRASH_DETECTED
+
+    //! ### CRASH_DETECTED - TMC2130
+    // ---------------------------------
+	  if(code_seen("CRASH_DETECTED"))
 	  {
 		  uint8_t mask = 0;
 		  if (code_seen('X')) mask |= X_AXIS_MASK;
 		  if (code_seen('Y')) mask |= Y_AXIS_MASK;
 		  crashdet_detected(mask);
 	  }
-	  else if(code_seen("CRASH_RECOVER")) //! CRASH_RECOVER
+
+    //! ### CRASH_RECOVER - TMC2130
+    // ----------------------------------
+	  else if(code_seen("CRASH_RECOVER"))
 		  crashdet_recover();
-	  else if(code_seen("CRASH_CANCEL")) //! CRASH_CANCEL
+
+    //! ### CRASH_CANCEL - TMC2130
+    // ----------------------------------
+	  else if(code_seen("CRASH_CANCEL"))
 		  crashdet_cancel();
 	}
 	else if (strncmp_P(CMDBUFFER_CURRENT_STRING, PSTR("TMC_"), 4) == 0)
 	{
-		if (strncmp_P(CMDBUFFER_CURRENT_STRING + 4, PSTR("SET_WAVE_"), 9) == 0) //! TMC_SET_WAVE_
+    
+    //! ### TMC_SET_WAVE_ 
+    // --------------------
+		if (strncmp_P(CMDBUFFER_CURRENT_STRING + 4, PSTR("SET_WAVE_"), 9) == 0)
 		{
 			uint8_t axis = *(CMDBUFFER_CURRENT_STRING + 13);
 			axis = (axis == 'E')?3:(axis - 'X');
@@ -3480,7 +3512,10 @@ void process_commands()
 				tmc2130_set_wave(axis, 247, fac);
 			}
 		}
-		else if (strncmp_P(CMDBUFFER_CURRENT_STRING + 4, PSTR("SET_STEP_"), 9) == 0) //! TMC_SET_STEP_
+    
+    //! ### TMC_SET_STEP_
+    //  ------------------
+		else if (strncmp_P(CMDBUFFER_CURRENT_STRING + 4, PSTR("SET_STEP_"), 9) == 0)
 		{
 			uint8_t axis = *(CMDBUFFER_CURRENT_STRING + 13);
 			axis = (axis == 'E')?3:(axis - 'X');
@@ -3491,7 +3526,10 @@ void process_commands()
 				tmc2130_goto_step(axis, step & (4*res - 1), 2, 1000, res);
 			}
 		}
-		else if (strncmp_P(CMDBUFFER_CURRENT_STRING + 4, PSTR("SET_CHOP_"), 9) == 0) //! TMC_SET_CHOP_
+
+    //! ### TMC_SET_CHOP_
+    //  -------------------
+		else if (strncmp_P(CMDBUFFER_CURRENT_STRING + 4, PSTR("SET_CHOP_"), 9) == 0)
 		{
 			uint8_t axis = *(CMDBUFFER_CURRENT_STRING + 13);
 			axis = (axis == 'E')?3:(axis - 'X');
@@ -3542,19 +3580,50 @@ void process_commands()
 	}
 #endif //BACKLASH_Y
 #endif //TMC2130
-  else if(code_seen("PRUSA")){
-		if (code_seen("Ping")) {  //! PRUSA Ping
+  else if(code_seen("PRUSA")){ 
+    /*!
+    *
+    ### PRUSA - Internal command set
+    
+    Set of internal PRUSA commands
+      
+          PRUSA [ Ping | PRN | FAN | fn | thx | uvlo | fsensor_recover | MMURES | RESET | fv | M28 | SN | Fir | Rev | Lang | Lz | Beat | FR ]
+      
+      - `Ping` 
+      - `PRN` - Prints revision of the printer
+      - `FAN` - Prints fan details
+      - `fn` - Prints farm no.
+      - `thx` 
+      - `uvlo` 
+      - `fsensor_recover` - Filament sensor recover - restore print and continue
+      - `MMURES` - Reset MMU
+      - `RESET` - (Careful!)
+      - `fv`  - ?
+      - `M28` 
+      - `SN` 
+      - `Fir` - Prints firmware version
+      - `Rev`- Prints filament size, elelectronics, nozzle type
+      - `Lang` - Reset the language
+      - `Lz` 
+      - `Beat` - Kick farm link timer
+      - `FR` - Full factory reset
+      - `nozzle D<diameter` - Set the nozzle diameter
+    *
+    */
+
+
+		if (code_seen("Ping")) {  // PRUSA Ping
 			if (farm_mode) {
 				PingTime = _millis();
 				//MYSERIAL.print(farm_no); MYSERIAL.println(": OK");
 			}	  
 		}
-		else if (code_seen("PRN")) { //! PRUSA PRN
+		else if (code_seen("PRN")) { // PRUSA PRN
 		  printf_P(_N("%d"), status_number);
 
-        }else if (code_seen("FAN")) { //! PRUSA FAN
+        }else if (code_seen("FAN")) { // PRUSA FAN
 			printf_P(_N("E0:%d RPM\nPRN0:%d RPM\n"), 60*fan_speed[0], 60*fan_speed[1]);
-		}else if (code_seen("fn")) { //! PRUSA fn
+		}else if (code_seen("fn")) { // PRUSA fn
 		  if (farm_mode) {
 			printf_P(_N("%d"), farm_no);
 		  }
@@ -3563,26 +3632,26 @@ void process_commands()
 		  }
 		  
 		}
-		else if (code_seen("thx")) //! PRUSA thx
+		else if (code_seen("thx")) // PRUSA thx
 		{
 			no_response = false;
 		}	
-		else if (code_seen("uvlo")) //! PRUSA uvlo
+		else if (code_seen("uvlo")) // PRUSA uvlo
 		{
                eeprom_update_byte((uint8_t*)EEPROM_UVLO,0); 
                enquecommand_P(PSTR("M24")); 
 		}	
 #ifdef FILAMENT_SENSOR
-		else if (code_seen("fsensor_recover")) //! PRUSA fsensor_recover
+		else if (code_seen("fsensor_recover")) // PRUSA fsensor_recover
 		{
                fsensor_restore_print_and_continue();
 		}	
 #endif //FILAMENT_SENSOR
-		else if (code_seen("MMURES")) //! PRUSA MMURES
+		else if (code_seen("MMURES")) // PRUSA MMURES
 		{
 			mmu_reset();
 		}
-		else if (code_seen("RESET")) { //! PRUSA RESET
+		else if (code_seen("RESET")) { // PRUSA RESET
             // careful!
             if (farm_mode) {
 #if (defined(WATCHDOG) && (MOTHERBOARD == BOARD_EINSY_1_0a))
@@ -3598,7 +3667,7 @@ void process_commands()
             else {
                 MYSERIAL.println("Not in farm mode.");
             }
-		}else if (code_seen("fv")) { //! PRUSA fv
+		}else if (code_seen("fv")) { // PRUSA fv
         // get file version
         #ifdef SDSUPPORT
         card.openFile(strchr_pointer + 3,true);
@@ -3613,33 +3682,33 @@ void process_commands()
 
         #endif // SDSUPPORT
 
-    } else if (code_seen("M28")) { //! PRUSA M28
+    } else if (code_seen("M28")) { // PRUSA M28
         trace();
         prusa_sd_card_upload = true;
         card.openFile(strchr_pointer+4,false);
 
-	} else if (code_seen("SN")) { //! PRUSA SN
+	} else if (code_seen("SN")) { // PRUSA SN
         gcode_PRUSA_SN();
 
-	} else if(code_seen("Fir")){ //! PRUSA Fir
+	} else if(code_seen("Fir")){ // PRUSA Fir
 
       SERIAL_PROTOCOLLN(FW_VERSION_FULL);
 
-    } else if(code_seen("Rev")){ //! PRUSA Rev
+    } else if(code_seen("Rev")){ // PRUSA Rev
 
       SERIAL_PROTOCOLLN(FILAMENT_SIZE "-" ELECTRONICS "-" NOZZLE_TYPE );
 
-    } else if(code_seen("Lang")) { //! PRUSA Lang
+    } else if(code_seen("Lang")) { // PRUSA Lang
 	  lang_reset();
 
-	} else if(code_seen("Lz")) { //! PRUSA Lz
+	} else if(code_seen("Lz")) { // PRUSA Lz
       EEPROM_save_B(EEPROM_BABYSTEP_Z,0);
 
-	} else if(code_seen("Beat")) { //! PRUSA Beat
+	} else if(code_seen("Beat")) { // PRUSA Beat
         // Kick farm link timer
         kicktime = _millis();
 
-    } else if(code_seen("FR")) { //! PRUSA FR
+    } else if(code_seen("FR")) { // PRUSA FR
         // Factory full reset
         factory_reset(0);
 
@@ -3658,7 +3727,7 @@ eeprom_update_byte((uint8_t*)EEPROM_CHECK_MODE,0xFF);
 eeprom_update_byte((uint8_t*)EEPROM_NOZZLE_DIAMETER,0xFF);
 eeprom_update_word((uint16_t*)EEPROM_NOZZLE_DIAMETER_uM,0xFFFF);
 */
-    } else if (code_seen("nozzle")) { //! PRUSA nozzle
+    } else if (code_seen("nozzle")) { // PRUSA nozzle
           uint16_t nDiameter;
           if(code_seen('D'))
                {
@@ -3722,6 +3791,9 @@ eeprom_update_word((uint16_t*)EEPROM_NOZZLE_DIAMETER_uM,0xFFFF);
 //	printf_P(_N("BEGIN G-CODE=%u\n"), gcode_in_progress);
     switch (gcode_in_progress)
     {
+
+    //! ### G0, G1 - Coordinated movement X Y Z E
+    // --------------------------------------      
     case 0: // G0 -> G1
     case 1: // G1
       if(Stopped == false) {
@@ -3919,19 +3991,30 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
         //ClearToSend();
       }
       break;
-    case 2: // G2  - CW ARC
+
+    //! ### G2 - CW ARC
+    // ------------------------------     
+    case 2: 
       if(Stopped == false) {
         get_arc_coordinates();
         prepare_arc_move(true);
       }
       break;
-    case 3: // G3  - CCW ARC
+ 
+
+    //! ### G3  - CCW ARC
+    // -------------------------------
+    case 3: 
       if(Stopped == false) {
         get_arc_coordinates();
         prepare_arc_move(false);
       }
       break;
-    case 4: // G4 dwell      
+
+
+    //! ### G4 - Dwell
+    // -------------------------------
+    case 4: 
       codenum = 0;
       if(code_seen('P')) codenum = code_value(); // milliseconds to wait
       if(code_seen('S')) codenum = code_value() * 1000; // seconds to wait
@@ -3946,7 +4029,11 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
       }
       break;
       #ifdef FWRETRACT
-      case 10: // G10 retract
+      
+
+    //! ### G10 Retract
+    // ------------------------------
+    case 10: 
        #if EXTRUDERS > 1
         retracted_swap[active_extruder]=(code_seen('S') && code_value_long() == 1); // checks for swap retract argument
         retract(true,retracted_swap[active_extruder]);
@@ -3954,7 +4041,11 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
         retract(true);
        #endif
       break;
-      case 11: // G11 retract_recover
+      
+
+    //! ### G11 - Retract recover
+    // ----------------------------- 
+    case 11: 
        #if EXTRUDERS > 1
         retract(false,retracted_swap[active_extruder]);
        #else
@@ -3962,7 +4053,11 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
        #endif 
       break;
       #endif //FWRETRACT
-    case 28: //G28 Home all Axis one at a time
+    
+
+    //! ### G28 - Home all Axis one at a time
+    // --------------------------------------------
+    case 28: 
     {
       long home_x_value = 0;
       long home_y_value = 0;
@@ -3989,8 +4084,13 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
       }
       break;
     }
+
 #ifdef ENABLE_AUTO_BED_LEVELING
-    case 29: // G29 Detailed Z-Probe, probes the bed at 3 or more points.
+    
+
+    //! ### G29 - Detailed Z-Probe
+    // --------------------------------    
+    case 29: 
         {
             #if Z_MIN_PIN == -1
             #error "You must have a Z_MIN endstop in order to enable Auto Bed Leveling feature! Z_MIN_PIN must point to a valid hardware pin."
@@ -4133,7 +4233,10 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
         }
         break;
 #ifndef Z_PROBE_SLED
-    case 30: // G30 Single Z Probe
+
+    //! ### G30 - Single Z Probe
+    // ------------------------------------        
+    case 30: 
         {
             st_synchronize();
             // TODO: make sure the bed_level_rotation_matrix is identity or the planner will get set incorectly
@@ -4155,17 +4258,27 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
         }
         break;
 #else
-    case 31: // dock the sled
+
+    //! ### G31 - Dock the sled
+    // ---------------------------
+    case 31: 
         dock_sled(true);
         break;
-    case 32: // undock the sled
+
+
+    //! ### G32 - Undock the sled
+    // ----------------------------     
+    case 32: 
         dock_sled(false);
         break;
 #endif // Z_PROBE_SLED
 #endif // ENABLE_AUTO_BED_LEVELING
             
 #ifdef MESH_BED_LEVELING
-    case 30: // G30 Single Z Probe
+
+    //! ### G30 - Single Z Probe
+    // ----------------------------    
+    case 30: 
         {
             st_synchronize();
             // TODO: make sure the bed_level_rotation_matrix is identity or the planner will get set incorectly
@@ -4181,7 +4294,8 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
         }
         break;
 	
-
+  //! ### G75 - Print temperature interpolation
+  // ---------------------------------------------
 	case 75:
 	{
 		for (int i = 40; i <= 110; i++)
@@ -4189,7 +4303,9 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
 	}
 	break;
 
-	case 76: //! G76 - PINDA probe temperature calibration
+  //! ### G76 - PINDA probe temperature calibration
+  // ------------------------------------------------
+	case 76: 
 	{
 #ifdef PINDA_THERMISTOR
 		if (true)
@@ -4446,18 +4562,16 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
 	break;
 
 
-
-	/**
-	* G80: Mesh-based Z probe, probes a grid and produces a
-	*      mesh to compensate for variable bed height
-	*
+	//! ### G80 - Mesh-based Z probe 
+  // -----------------------------------
+  
+	/*
+  * Probes a grid and produces a mesh to compensate for variable bed height
 	* The S0 report the points as below
-	* @code{.unparsed}
 	*  +----> X-axis
 	*  |
 	*  |
 	*  v Y-axis
-	* @endcode
 	*/
 
 	case 80:
@@ -4881,8 +4995,11 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
 	}
 	break;
 
-        /**
-         * G81: Print mesh bed leveling status and bed profile if activated
+        //! ### G81 - Mesh bed leveling status
+        // -----------------------------------------
+
+         /*
+         * Prints mesh bed leveling status and bed profile if activated
          */
         case 81:
             if (mbl.active) {
@@ -4906,7 +5023,7 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
             break;
             
 #if 0
-        /**
+        /*
          * G82: Single Z probe at current location
          *
          * WARNING! USE WITH CAUTION! If you'll try to probe where is no leveling pad, nasty things can happen!
@@ -4922,7 +5039,7 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
             SERIAL_PROTOCOLPGM("\n");
             break;
 
-            /**
+            /*
              * G83: Prusa3D specific: Babystep in Z and store to EEPROM
              */
         case 83:
@@ -4947,7 +5064,7 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
             
         }
         break;
-            /**
+            /*
              * G84: Prusa3D specific: UNDO Babystep Z (move Z axis back)
              */
         case 84:
@@ -4955,7 +5072,7 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
             // babystepLoadZ = 0;
             break;
             
-            /**
+            /*
              * G85: Prusa3D specific: Pick best babystep
              */
         case 85:
@@ -4963,38 +5080,58 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
             break;
 #endif
             
-            /**
-             * G86: Prusa3D specific: Disable babystep correction after home.
-             * This G-code will be performed at the start of a calibration script.
-             */
+        /**
+         * ### G86 - Disable babystep correction after home
+         *
+         * This G-code will be performed at the start of a calibration script.
+         * (Prusa3D specific)
+         */
         case 86:
             calibration_status_store(CALIBRATION_STATUS_LIVE_ADJUST);
             break;
-            /**
-             * G87: Prusa3D specific: Enable babystep correction after home
-             * This G-code will be performed at the end of a calibration script.
-             */
+           
+
+        /**
+         * ### G87 - Enable babystep correction after home
+         * 
+         *
+         * This G-code will be performed at the end of a calibration script.
+         * (Prusa3D specific)
+         */
         case 87:
 			calibration_status_store(CALIBRATION_STATUS_CALIBRATED);
             break;
 
-            /**
-             * G88: Prusa3D specific: Don't know what it is for, it is in V2Calibration.gcode
-             */
+
+        /**
+         * ### G88 - Reserved
+         *
+         * Currently has no effect. 
+         */
+
+        // Prusa3D specific: Don't know what it is for, it is in V2Calibration.gcode
+
 		    case 88:
 			      break;
 
 
 #endif  // ENABLE_MESH_BED_LEVELING
             
-            
-    case 90: // G90
+    //! ### G90 - Switch off relative mode
+    // -------------------------------
+    case 90:
       relative_mode = false;
       break;
-    case 91: // G91
+
+    //! ### G91 - Switch on relative mode
+    // -------------------------------
+    case 91:
       relative_mode = true;
       break;
-    case 92: // G92
+
+    //! ### G92 - Set position
+    // -----------------------------
+    case 92:
       if(!code_seen(axis_codes[E_AXIS]))
         st_synchronize();
       for(int8_t i=0; i < NUM_AXIS; i++) {
@@ -5011,7 +5148,10 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
       }
       break;
 
-	case 98: //! G98 (activate farm mode)
+
+  //! ### G98 - Activate farm mode
+  // -----------------------------------    
+	case 98:
 		farm_mode = 1;
 		PingTime = _millis();
 		eeprom_update_byte((unsigned char *)EEPROM_FARM_MODE, farm_mode);
@@ -5021,7 +5161,9 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
           fCheckModeInit();                       // alternatively invoke printer reset
 		break;
 
-	case 99: //! G99 (deactivate farm mode)
+  //! ### G99 - Deactivate farm mode
+  // -------------------------------------
+	case 99:
 		farm_mode = 0;
 		lcd_printer_connected();
 		eeprom_update_byte((unsigned char *)EEPROM_FARM_MODE, farm_mode);
@@ -5035,6 +5177,9 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
 	gcode_in_progress = 0;
   } // end if(code_seen('G'))
 
+
+  //! ---------------------------------------------------------------------------------
+
   else if(code_seen('M'))
   {
 
@@ -5053,6 +5198,8 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
     switch(mcode_in_progress)
     {
 
+    //! ### M0, M1 - Stop the printer
+    // ---------------------------------------------------------------
     case 0: // M0 - Unconditional stop - Wait for user button press on LCD
     case 1: // M1 - Conditional stop - Wait for user button press on LCD
     {
@@ -5100,6 +5247,9 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
         LCD_MESSAGERPGM(_T(WELCOME_MSG));
     }
     break;
+
+    //! ### M17 - Enable axes
+    // ---------------------------------
     case 17:
         LCD_MESSAGERPGM(_i("No move."));////MSG_NO_MOVE
         enable_x();
@@ -5111,44 +5261,68 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
       break;
 
 #ifdef SDSUPPORT
-    case 20: // M20 - list SD card
+
+    //! ### M20 - SD Card file list
+    // -----------------------------------
+    case 20:
       SERIAL_PROTOCOLLNRPGM(_N("Begin file list"));////MSG_BEGIN_FILE_LIST
       card.ls();
       SERIAL_PROTOCOLLNRPGM(_N("End file list"));////MSG_END_FILE_LIST
       break;
-    case 21: // M21 - init SD card
 
+    //! ### M21 - Init SD card
+    // ------------------------------------
+    case 21:
       card.initsd();
-
       break;
-    case 22: //M22 - release SD card
-      card.release();
 
+    //! ### M22 - Release SD card
+    // -----------------------------------
+    case 22: 
+      card.release();
       break;
-    case 23: //M23 - Select file
+
+    //! ### M23 - Select file
+    // -----------------------------------
+    case 23: 
       starpos = (strchr(strchr_pointer + 4,'*'));
       if(starpos!=NULL)
         *(starpos)='\0';
       card.openFile(strchr_pointer + 4,true);
       break;
-    case 24: //M24 - Start SD print
+
+    //! ### M24 - Start SD print
+    // ----------------------------------
+    case 24:
 	  if (!card.paused) 
 		failstats_reset_print();
       card.startFileprint();
       starttime=_millis();
 	  break;
-    case 25: //M25 - Pause SD print
+
+    //! ### M25 - Pause SD print
+    // ----------------------------------
+    case 25:
       card.pauseSDPrint();
       break;
-    case 26: //M26 - Set SD index
+
+    //! ### M26 - Set SD index
+    // ----------------------------------
+    case 26: 
       if(card.cardOK && code_seen('S')) {
         card.setIndex(code_value_long());
       }
       break;
-    case 27: //M27 - Get SD status
+
+    //! ### M27 - Get SD status
+    // ----------------------------------
+    case 27:
       card.getStatus();
       break;
-    case 28: //M28 - Start SD write
+
+    //! ### M28 - Start SD write
+    // ---------------------------------  
+    case 28: 
       starpos = (strchr(strchr_pointer + 4,'*'));
       if(starpos != NULL){
         char* npos = strchr(CMDBUFFER_CURRENT_STRING, 'N');
@@ -5157,11 +5331,18 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
       }
       card.openFile(strchr_pointer+4,false);
       break;
-    case 29: //M29 - Stop SD write
+
+    //! ### M29 - Stop SD write
+    // -------------------------------------
+    //! Currently has no effect.
+    case 29:
       //processed in write to file routine above
       //card,saving = false;
       break;
-    case 30: //M30 <filename> Delete File
+
+    //! ### M30 - Delete file  <filename> 
+    // ----------------------------------
+    case 30:
       if (card.cardOK){
         card.closefile();
         starpos = (strchr(strchr_pointer + 4,'*'));
@@ -5173,7 +5354,10 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
         card.removeFile(strchr_pointer + 4);
       }
       break;
-    case 32: //M32 - Select file and start SD print
+
+    //! ### M32 - Select file and start SD print
+    // ------------------------------------
+    case 32:
     {
       if(card.sdprinting) {
         st_synchronize();
@@ -5208,7 +5392,10 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
           starttime=_millis(); //procedure calls count as normal print time.
       }
     } break;
-    case 928: //M928 - Start SD write
+
+    //! ### M982 - Start SD write
+    // ---------------------------------
+    case 928: 
       starpos = (strchr(strchr_pointer + 5,'*'));
       if(starpos != NULL){
         char* npos = strchr(CMDBUFFER_CURRENT_STRING, 'N');
@@ -5220,6 +5407,8 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
 
 #endif //SDSUPPORT
 
+    //! ### M31 - Report current print time
+    // --------------------------------------------------
     case 31: //M31 take time since the start of the SD print or an M109 command
       {
       stoptime=_millis();
@@ -5235,7 +5424,10 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
       autotempShutdown();
       }
       break;
-    case 42: //M42 -Change pin status via gcode
+
+    //! ### M42 - Set pin state
+    // -----------------------------
+    case 42:
       if (code_seen('S'))
       {
         int pin_status = code_value();
@@ -5262,7 +5454,11 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
         }
       }
      break;
-    case 44: //! M44: Prusa3D: Reset the bed skew and offset calibration.
+
+
+    //! ### M44 - Reset the bed skew and offset calibration (Prusa specific)
+    // --------------------------------------------------------------------
+    case 44: // M44: Prusa3D: Reset the bed skew and offset calibration.
 
 		// Reset the baby step value and the baby step applied flag.
 		calibration_status_store(CALIBRATION_STATUS_ASSEMBLED);
@@ -5276,7 +5472,9 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
         world2machine_revert_to_uncorrected();
         break;
 
-    case 45: //! M45: Prusa3D: bed skew and offset with manual Z up
+    //! ### M45 - Bed skew and offset with manual Z up (Prusa specific)
+    // ------------------------------------------------------
+    case 45: // M45: Prusa3D: bed skew and offset with manual Z up
     {
 		int8_t verbosity_level = 0;
 		bool only_Z = code_seen('Z');
@@ -5315,15 +5513,17 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
     }
     */
 
+    //! ### M47 - Show end stops dialog on the display (Prusa specific)
+    // ---------------------------------------------------- 
     case 47:
-        //! M47: Prusa3D: Show end stops dialog on the display.
+        
 		KEEPALIVE_STATE(PAUSED_FOR_USER);
         lcd_diag_show_end_stops();
 		KEEPALIVE_STATE(IN_HANDLER);
         break;
 
 #if 0
-    case 48: //! M48: scan the bed induction sensor points, print the sensor trigger coordinates to the serial line for visualization on the PC.
+    case 48: // M48: scan the bed induction sensor points, print the sensor trigger coordinates to the serial line for visualization on the PC.
     {
         // Disable the default update procedure of the display. We will do a modal dialog.
         lcd_update_enable(false);
@@ -5361,11 +5561,15 @@ if(eSoundMode!=e_SOUND_MODE_SILENT)
 
 #ifdef ENABLE_AUTO_BED_LEVELING
 #ifdef Z_PROBE_REPEATABILITY_TEST 
-    //! M48 Z-Probe repeatability measurement function.
-    //!
-    //! Usage:   M48 <n #_samples> <X X_position_for_samples> <Y Y_position_for_samples> <V Verbose_Level> <L legs_of_movement_prior_to_doing_probe>
+
+    //! ### M48 - Z-Probe repeatability measurement function.
+    // ------------------------------------------------------
     //!
-    //! This function assumes the bed has been homed.  Specificaly, that a G28 command
+    //! _Usage:_
+    //!    
+    //!     M48 <n #_samples> <X X_position_for_samples> <Y Y_position_for_samples> <V Verbose_Level> <L legs_of_movement_prior_to_doing_probe>
+    //! 
+    //! This function assumes the bed has been homed.  Specifically, that a G28 command
     //! as been issued prior to invoking the M48 Z-Probe repeatability measurement function.
     //! Any information generated by a prior G29 Bed leveling command will be lost and need to be
     //! regenerated.
@@ -5611,6 +5815,13 @@ Sigma_Exit:
 	}
 #endif		// Z_PROBE_REPEATABILITY_TEST 
 #endif		// ENABLE_AUTO_BED_LEVELING
+
+  //! ### M73 - Set/get print progress 
+  // -------------------------------------
+  //! _Usage:_
+  //! 
+  //!     M73 P<percent> R<time_remaining> Q<percent_silent> S<time_remaining_silent>
+  //! 
 	case 73: //M73 show percent done and time remaining
 		if(code_seen('P')) print_percent_done_normal = code_value();
 		if(code_seen('R')) print_time_remaining_normal = code_value();
@@ -5624,6 +5835,8 @@ Sigma_Exit:
 		}
 		break;
 
+    //! ### M104 - Set hotend temperature
+    // -----------------------------------------
     case 104: // M104
     {
           uint8_t extruder;
@@ -5637,13 +5850,22 @@ Sigma_Exit:
           setWatch();
           break;
     }
-    case 112: //  M112 -Emergency Stop
+
+    //! ### M112 - Emergency stop
+    // -----------------------------------------
+    case 112: 
       kill(_n(""), 3);
       break;
-    case 140: // M140 set bed temp
+
+    //! ### M140 - Set bed temperature
+    // -----------------------------------------
+    case 140: 
       if (code_seen('S')) setTargetBed(code_value());
       break;
-    case 105 : // M105
+
+    //! ### M105 - Report temperatures
+    // ----------------------------------------- 
+    case 105:
     {
       uint8_t extruder;
       if(setTargetedHotend(105, extruder)){
@@ -5737,8 +5959,11 @@ Sigma_Exit:
       return;
       break;
     }
+
+    //! ### M109 - Wait for extruder temperature
+    // -------------------------------------------------
     case 109:
-    {// M109 - Wait for extruder heater to reach target.
+    {
       uint8_t extruder;
       if(setTargetedHotend(109, extruder)){
         break;
@@ -5788,7 +6013,10 @@ Sigma_Exit:
         previous_millis_cmd = _millis();
       }
       break;
-    case 190: // M190 - Wait for bed heater to reach target.
+
+    //! ### M190 - Wait for bed temperature
+    // ---------------------------------------
+    case 190: 
     #if defined(TEMP_BED_PIN) && TEMP_BED_PIN > -1
         LCD_MESSAGERPGM(_T(MSG_BED_HEATING));
 		heating_status = 3;
@@ -5839,7 +6067,10 @@ Sigma_Exit:
         break;
 
     #if defined(FAN_PIN) && FAN_PIN > -1
-      case 106: //!M106 Sxxx Fan On S<speed> 0 .. 255
+
+      //! ### M106 - Set fan speed
+      // -------------------------------------------
+      case 106: // M106 Sxxx Fan On S<speed> 0 .. 255
         if (code_seen('S')){
            fanSpeed=constrain(code_value(),0,255);
         }
@@ -5847,13 +6078,19 @@ Sigma_Exit:
           fanSpeed=255;
         }
         break;
-      case 107: //M107 Fan Off
+
+      //! ### M107 - Fan off
+      // -------------------------------
+      case 107:
         fanSpeed = 0;
         break;
     #endif //FAN_PIN
 
     #if defined(PS_ON_PIN) && PS_ON_PIN > -1
-      case 80: // M80 - Turn on Power Supply
+
+      //! ### M80 - Turn on the Power Supply
+      // -------------------------------
+      case 80:
         SET_OUTPUT(PS_ON_PIN); //GND
         WRITE(PS_ON_PIN, PS_ON_AWAKE);
 
@@ -5871,7 +6108,9 @@ Sigma_Exit:
         break;
       #endif
 
-      case 81: // M81 - Turn off Power Supply
+      //! ### M81 - Turn off Power Supply
+      // --------------------------------------
+      case 81: 
         disable_heater();
         st_synchronize();
         disable_e0();
@@ -5892,12 +6131,24 @@ Sigma_Exit:
         lcd_update(0);
 	  break;
 
+    //! ### M82 - Set E axis to absolute mode
+    // ---------------------------------------
     case 82:
       axis_relative_modes[3] = false;
       break;
+
+    //! ### M83 - Set E axis to relative mode
+    // ---------------------------------------  
     case 83:
       axis_relative_modes[3] = true;
       break;
+
+    //! ### M84, M18 - Disable steppers
+    //---------------------------------------
+    //! This command can be used to set the stepper inactivity timeout (`S`) or to disable steppers (`X`,`Y`,`Z`,`E`)
+    //! 
+    //!     M84 [E<flag>] [S<seconds>] [X<flag>] [Y<flag>] [Z<flag>]  
+    //! 
     case 18: //compatibility
     case 84: // M84
       if(code_seen('S')){
@@ -5933,21 +6184,35 @@ Sigma_Exit:
 	  print_time_remaining_init();
 	  snmm_filaments_used = 0;
       break;
+
+    //! ### M85 - Set max inactive time
+    // ---------------------------------------
     case 85: // M85
       if(code_seen('S')) {
         max_inactive_time = code_value() * 1000;
       }
       break;
 #ifdef SAFETYTIMER
-	case 86: // M86 - set safety timer expiration time in seconds; M86 S0 will disable safety timer
-	  //when safety timer expires heatbed and nozzle target temperatures are set to zero
+
+  //! ### M86 - Set safety timer expiration time
+  //!
+  //! _Usage:_
+  //!     M86 S<seconds>
+  //! 
+  //! Sets the safety timer expiration time in seconds. M86 S0 will disable safety timer.
+  //! When safety timer expires, heatbed and nozzle target temperatures are set to zero.
+	case 86: 
 	  if (code_seen('S')) {
 	    safetytimer_inactive_time = code_value() * 1000;
 		safetyTimer.start();
 	  }
 	  break;
 #endif
-    case 92: // M92
+
+    //! ### M92 Set Axis steps-per-unit
+    // ---------------------------------------
+    //! Same syntax as G92
+    case 92:
       for(int8_t i=0; i < NUM_AXIS; i++)
       {
         if(code_seen(axis_codes[i]))
@@ -5968,11 +6233,17 @@ Sigma_Exit:
         }
       }
       break;
-    case 110:   //! M110 N<line number> - reset line pos
+
+    //! ### M110 - Set Line number
+    // ---------------------------------------
+    case 110:
       if (code_seen('N'))
 	    gcode_LastN = code_value_long();
     break;
-	case 113: // M113 - Get or set Host Keepalive interval
+
+  //! ### M113 - Get or set host keep-alive interval
+  // ------------------------------------------ 
+	case 113:
 		if (code_seen('S')) {
 			host_keepalive_interval = (uint8_t)code_value_short();
 //			NOMORE(host_keepalive_interval, 60);
@@ -5983,6 +6254,16 @@ Sigma_Exit:
 			SERIAL_PROTOCOLLN("");
 		}
 		break;
+
+    //! ### M115 - Firmware info
+    // --------------------------------------
+    //! Print the firmware info and capabilities
+    //! 
+    //!     M115 [V] [U<version>] 
+    //! 
+    //! Without any arguments, prints Prusa firmware version number, machine type, extruder count and UUID.
+    //! `M115 U` Checks the firmware version provided. If the firmware version provided by the U code is higher than the currently running firmware,
+    //!  pause the print for 30s and ask the user to upgrade the firmware. 
     case 115: // M115
       if (code_seen('V')) {
           // Report the Prusa version number.
@@ -6004,22 +6285,43 @@ Sigma_Exit:
           SERIAL_ECHOLNPGM(MACHINE_UUID);
       }
       break;
-/*    case 117: // M117 display message
+
+    //! ### M114 - Get current position
+    // -------------------------------------
+    case 114:
+		gcode_M114();
+      break;
+
+
+
+      //! ### M117 - Set LCD Message
+      // -------------------------------------- 
+      
+      /*
+        M117 moved up to get the high priority
+
+    case 117: // M117 display message
       starpos = (strchr(strchr_pointer + 5,'*'));
       if(starpos!=NULL)
         *(starpos)='\0';
       lcd_setstatus(strchr_pointer + 5);
       break;*/
-    case 114: // M114
-		gcode_M114();
-      break;
-    case 120: //! M120 - Disable endstops
+
+    //! ### M120 - Disable endstops
+    // ----------------------------------------
+    case 120:
       enable_endstops(false) ;
       break;
-    case 121: //! M121 - Enable endstops
+
+    //! ### M121 - Enable endstops
+    // ----------------------------------------
+    case 121:
       enable_endstops(true) ;
       break;
-    case 119: // M119
+
+    //! ### M119 - Get endstop states
+    // ----------------------------------------
+    case 119:
     SERIAL_PROTOCOLRPGM(_N("Reporting endstop status"));////MSG_M119_REPORT
     SERIAL_PROTOCOLLN("");
       #if defined(X_MIN_PIN) && X_MIN_PIN > -1
@@ -6078,8 +6380,12 @@ Sigma_Exit:
       #endif
       break;
       //TODO: update for all axis, use for loop
+    
     #ifdef BLINKM
-    case 150: // M150
+
+    //! ### M150 - Set RGB(W) Color
+    // -------------------------------------------
+    case 150:
       {
         byte red;
         byte grn;
@@ -6093,6 +6399,9 @@ Sigma_Exit:
       }
       break;
     #endif //BLINKM
+
+    //! ### M200 - Set filament diameter
+    // ----------------------------------------
     case 200: // M200 D<millimeters> set filament diameter and set E axis units to cubic millimeters (use S0 to set back to millimeters).
       {
 
@@ -6131,7 +6440,10 @@ Sigma_Exit:
 		calculate_extruder_multipliers();
       }
       break;
-    case 201: // M201
+
+    //! ### M201 - Set Print Max Acceleration
+    // -------------------------------------------
+    case 201:
 		for (int8_t i = 0; i < NUM_AXIS; i++)
 		{
 			if (code_seen(axis_codes[i]))
@@ -6163,6 +6475,9 @@ Sigma_Exit:
       }
       break;
     #endif
+
+    //! ### M203 - Set Max Feedrate
+    // ---------------------------------------
     case 203: // M203 max feedrate mm/sec
 		for (int8_t i = 0; i < NUM_AXIS; i++)
 		{
@@ -6186,10 +6501,17 @@ Sigma_Exit:
 			}
 		}
 		break;
+
+    //! ### M204 - Acceleration settings
+    // ------------------------------------------
+    //! Supporting old format: 
+    //!
+    //!         M204 S[normal moves] T[filmanent only moves]
+    //!
+    //! and new format:        
+    //!
+    //!         M204 P[printing moves] R[filmanent only moves] T[travel moves] (as of now T is ignored)
     case 204:
-      //! M204 acclereration settings.
-      //!@n Supporting old format: M204 S[normal moves] T[filmanent only moves]
-      //!@n and new format:        M204 P[printing moves] R[filmanent only moves] T[travel moves] (as of now T is ignored)
       {
         if(code_seen('S')) {
           // Legacy acceleration format. This format is used by the legacy Marlin, MK2 or MK3 firmware,
@@ -6213,7 +6535,19 @@ Sigma_Exit:
         }
       }
       break;
-    case 205: //M205 advanced settings:  minimum travel speed S=while printing T=travel only,  B=minimum segment time X= maximum xy jerk, Z=maximum Z jerk
+
+    //! ### M205 - Set advanced settings
+    // --------------------------------------------- 
+    //! Set some advanced settings related to movement.
+    //!
+    //!          M205 [S] [T] [B] [X] [Y] [Z] [E]
+    /*!
+    - `S` - Minimum feedrate for print moves (unit/s)
+    - `T` - Minimum feedrate for travel moves (units/s)
+    - `B` - Minimum segment time (us)
+    - `X` - Maximum X jerk (units/s), similarly for other axes
+    */
+    case 205: 
     {
       if(code_seen('S')) cs.minimumfeedrate = code_value();
       if(code_seen('T')) cs.mintravelfeedrate = code_value();
@@ -6226,13 +6560,19 @@ Sigma_Exit:
 		if (cs.max_jerk[Y_AXIS] > DEFAULT_YJERK) cs.max_jerk[Y_AXIS] = DEFAULT_YJERK;
     }
     break;
-    case 206: // M206 additional homing offset
+
+    //! ### M206 - Set additional homing offsets
+    // ----------------------------------------------
+    case 206:
       for(int8_t i=0; i < 3; i++)
       {
         if(code_seen(axis_codes[i])) cs.add_homing[i] = code_value();
       }
       break;
     #ifdef FWRETRACT
+
+    //! ### M207 - Set firmware retraction
+    // --------------------------------------------------
     case 207: //M207 - set retract length S[positive mm] F[feedrate mm/min] Z[additional zlift/hop]
     {
       if(code_seen('S'))
@@ -6248,6 +6588,9 @@ Sigma_Exit:
         cs.retract_zlift = code_value() ;
       }
     }break;
+
+    //! ### M208 - Set retract recover length
+    // --------------------------------------------
     case 208: // M208 - set retract recover length S[positive mm surplus to the M207 S*] F[feedrate mm/min]
     {
       if(code_seen('S'))
@@ -6259,6 +6602,9 @@ Sigma_Exit:
         cs.retract_recover_feedrate = code_value()/60 ;
       }
     }break;
+
+    //! ### M209 - Enable/disable automatict retract
+    // ---------------------------------------------
     case 209: // M209 - S<1=true/0=false> enable automatic retract detect if the slicer did not support G10/11: every normal extrude-only move will be classified as retract depending on the direction.
     {
       if(code_seen('S'))
@@ -6299,6 +6645,9 @@ Sigma_Exit:
     }break;
     #endif // FWRETRACT
     #if EXTRUDERS > 1
+
+    // ### M218 - Set hotend offset
+    // ----------------------------------------
     case 218: // M218 - set hotend offset (in mm), T<extruder_number> X<offset_on_X> Y<offset_on_Y>
     {
       uint8_t extruder;
@@ -6326,6 +6675,8 @@ Sigma_Exit:
     }break;
     #endif
 
+    //! ### M220 Set feedrate percentage
+    // -----------------------------------------------
     case 220: // M220 S<factor in percent>- set speed factor override percentage
     {
       if (code_seen('B')) //backup current speed factor
@@ -6341,6 +6692,9 @@ Sigma_Exit:
       }
     }
     break;
+
+    //! ### M221 - Set extrude factor override percentage
+    // ----------------------------------------------------
     case 221: // M221 S<factor in percent>- set extrude factor override percentage
     {
       if(code_seen('S'))
@@ -6363,6 +6717,8 @@ Sigma_Exit:
     }
     break;
 
+  //! ### M226 - Wait for Pin state
+  // ------------------------------------------
 	case 226: // M226 P<pin number> S<pin state>- Wait until the specified pin reaches the state required
 	{
       if(code_seen('P')){
@@ -6416,6 +6772,9 @@ Sigma_Exit:
     break;
 
     #if NUM_SERVOS > 0
+
+    //! ### M280 - Set/Get servo position
+    // --------------------------------------------
     case 280: // M280 - set servo position absolute. P: servo index, S: angle or microseconds
       {
         int servo_index = -1;
@@ -6454,6 +6813,9 @@ Sigma_Exit:
     #endif // NUM_SERVOS > 0
 
     #if (LARGE_FLASH == true && ( BEEPER > 0 || defined(ULTRALCD) || defined(LCD_USE_I2C_BUZZER)))
+    
+    //! ### M300 - Play tone
+    // -----------------------
     case 300: // M300
     {
       int beepS = code_seen('S') ? code_value() : 110;
@@ -6473,7 +6835,10 @@ Sigma_Exit:
     #endif // M300
 
     #ifdef PIDTEMP
-    case 301: // M301
+
+    //! ### M301 - Set hotend PID
+    // ---------------------------------------
+    case 301:
       {
         if(code_seen('P')) cs.Kp = code_value();
         if(code_seen('I')) cs.Ki = scalePID_i(code_value());
@@ -6501,7 +6866,10 @@ Sigma_Exit:
       break;
     #endif //PIDTEMP
     #ifdef PIDTEMPBED
-    case 304: // M304
+
+    //! ### M304 - Set bed PID 
+    // --------------------------------------
+    case 304:
       {
         if(code_seen('P')) cs.bedKp = code_value();
         if(code_seen('I')) cs.bedKi = scalePID_i(code_value());
@@ -6519,6 +6887,9 @@ Sigma_Exit:
       }
       break;
     #endif //PIDTEMP
+
+    //! ### M240 - Trigger camera
+    // --------------------------------------------
     case 240: // M240  Triggers a camera by emulating a Canon RC-1 : http://www.doc-diy.net/photo/rc-1_hacked/
      {
      	#ifdef CHDK
@@ -6551,7 +6922,10 @@ Sigma_Exit:
      }
     break;
     #ifdef PREVENT_DANGEROUS_EXTRUDE
-    case 302: // allow cold extrudes, or set the minimum extrude temperature
+
+    //! ### M302 - Allow cold extrude, or set minimum extrude temperature
+    // -------------------------------------------------------------------
+    case 302:
     {
 	  float temp = .0;
 	  if (code_seen('S')) temp=code_value();
@@ -6559,7 +6933,10 @@ Sigma_Exit:
     }
     break;
 	#endif
-    case 303: // M303 PID autotune
+
+    //! ### M303 - PID autotune
+    // -------------------------------------
+    case 303:
     {
       float temp = 150.0;
       int e=0;
@@ -6572,17 +6949,22 @@ Sigma_Exit:
       PID_autotune(temp, e, c);
     }
     break;
-    case 400: // M400 finish all moves
+    
+    //! ### M400 - Wait for all moves to finish
+    // -----------------------------------------
+    case 400:
     {
       st_synchronize();
     }
     break;
 
-	case 403: //! M403 set filament type (material) for particular extruder and send this information to mmu
+  //! ### M403 - Set filament type (material) for particular extruder and notify the MMU
+	// ----------------------------------------------
+  case 403:
 	{
-		//! currently three different materials are needed (default, flex and PVA)
-		//! add storing this information for different load/unload profiles etc. in the future
-		//!firmware does not wait for "ok" from mmu
+		// currently three different materials are needed (default, flex and PVA)
+		// add storing this information for different load/unload profiles etc. in the future
+		// firmware does not wait for "ok" from mmu
 		if (mmu_enabled)
 		{
 			uint8_t extruder = 255;
@@ -6594,27 +6976,41 @@ Sigma_Exit:
 	}
 	break;
 
-    case 500: // M500 Store settings in EEPROM
+    //! ### M500 - Store settings in EEPROM
+    // -----------------------------------------
+    case 500:
     {
         Config_StoreSettings();
     }
     break;
-    case 501: // M501 Read settings from EEPROM
+
+    //! ### M501 - Read settings from EEPROM
+    // ----------------------------------------
+    case 501:
     {
         Config_RetrieveSettings();
     }
     break;
-    case 502: // M502 Revert to default settings
+
+    //! ### M502 - Revert all settings to factory default
+    // -------------------------------------------------
+    case 502:
     {
         Config_ResetDefault();
     }
     break;
-    case 503: // M503 print settings currently in memory
+
+    //! ### M503 - Repport all settings currently in memory
+    // -------------------------------------------------
+    case 503:
     {
         Config_PrintSettings();
     }
     break;
-    case 509: //M509 Force language selection
+
+    //! ### M509 - Force language selection
+    // ------------------------------------------------
+    case 509:
     {
 		lang_reset();
         SERIAL_ECHO_START;
@@ -6622,6 +7018,9 @@ Sigma_Exit:
     }
     break;
     #ifdef ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED
+
+    //! ### M540 - Abort print on endstop hit (enable/disable)
+    // -----------------------------------------------------
     case 540:
     {
         if(code_seen('S')) abort_on_endstop_hit = code_value() > 0;
@@ -6666,6 +7065,9 @@ Sigma_Exit:
     #endif // CUSTOM_M_CODE_SET_Z_PROBE_OFFSET
 
     #ifdef FILAMENTCHANGEENABLE
+
+    //! ### M600 - Initiate Filament change procedure
+    // --------------------------------------
     case 600: //Pause for filament change X[pos] Y[pos] Z[relative lift] E[initial retract] L[later retract distance for removal]
 	{
 		st_synchronize();
@@ -6740,20 +7142,39 @@ Sigma_Exit:
 	}
     break;
     #endif //FILAMENTCHANGEENABLE
-	case 601: //! M601 - Pause print
+
+  //! ### M601 - Pause print
+  // -------------------------------
+	case 601:
 	{
 		cmdqueue_pop_front(); //trick because we want skip this command (M601) after restore
 		lcd_pause_print();
 	}
 	break;
 
-	case 602: { //! M602 - Resume print
+  //! ### M602 - Resume print
+  // -------------------------------
+	case 602: {
 		lcd_resume_print();
 	}
 	break;
 
+  //! ### M603 - Stop print
+  // -------------------------------
+  case 603: {
+		lcd_print_stop();
+	}
+
 #ifdef PINDA_THERMISTOR
-	case 860: // M860 - Wait for PINDA thermistor to reach target temperature.
+  //! ### M860 - Wait for extruder temperature (PINDA)
+  // --------------------------------------------------------------
+  /*! 
+      Wait for PINDA thermistor to reach target temperature
+      
+                M860 [S<target_temperature>]
+      
+  */
+	case 860: 
 	{
 		int set_target_pinda = 0;
 
@@ -6797,7 +7218,18 @@ Sigma_Exit:
 		break;
 	}
  
-	case 861: // M861 - Set/Read PINDA temperature compensation offsets
+  //! ### M861 - Set/Get PINDA temperature compensation offsets
+  // -----------------------------------------------------------
+  /*!
+      
+        M861 [ ? | ! | Z | S<microsteps> [I<table_index>] ]
+      
+      - `?` - Print current EEPROM offset values
+      - `!` - Set factory default values
+      - `Z` - Set all values to 0 (effectively disabling PINDA temperature compensation)
+      - `S<microsteps>` `I<table_index>` - Set compensation ustep value S for compensation table index I
+  */
+	case 861:
 		if (code_seen('?')) { // ? - Print out current EEPROM offset values
 			uint8_t cal_status = calibration_status_pinda();
 			int16_t usteps = 0;
@@ -6868,7 +7300,27 @@ Sigma_Exit:
 		break;
 
 #endif //PINDA_THERMISTOR
+   
+    //! ### M862 - Print checking
+    // ----------------------------------------------
+    /*!     
+        Checks the parameters of the printer and gcode and performs compatibility check
 
+          - M862.1 [ P<nozzle_diameter> | Q ]
+
+          - M862.2 [ P<model_code> | Q ]
+
+          - M862.3 [ P<model_name> | Q ]
+
+          - M862.4 [ P<fw_version> | Q]
+
+          - M862.5 [ P<gcode_level> | Q]
+
+
+          When run with P<> argument, the check is performed against the input value.
+          When run with Q argument, the current value is shown.
+
+    */
     case 862: // M862: print checking
           float nDummy;
           uint8_t nCommand;
@@ -6929,12 +7381,16 @@ Sigma_Exit:
     break;
 
 #ifdef LIN_ADVANCE
-    case 900: // M900: Set LIN_ADVANCE options.
+    //! ### M900 - Set Linear advance options
+    // ----------------------------------------------
+    case 900:
         gcode_M900();
     break;
 #endif
 
-    case 907: // M907 Set digital trimpot motor current using axis codes.
+    //! ### M907 - Set digital trimpot motor current using axis codes
+    // ---------------------------------------------------------------
+    case 907:
     {
 #ifdef TMC2130
         for (int i = 0; i < NUM_AXIS; i++)
@@ -6965,7 +7421,10 @@ Sigma_Exit:
 #endif //TMC2130
     }
     break;
-    case 908: // M908 Control digital trimpot directly.
+
+    //! ### M908 - Control digital trimpot directly
+    // ---------------------------------------------------------
+    case 908:
     {
       #if defined(DIGIPOTSS_PIN) && DIGIPOTSS_PIN > -1
         uint8_t channel,current;
@@ -6978,13 +7437,17 @@ Sigma_Exit:
 
 #ifdef TMC2130_SERVICE_CODES_M910_M918
 
-	case 910: //! M910 - TMC2130 init
+  //! ### M910 - TMC2130 init
+  // -----------------------------------------------
+	case 910:
     {
 		tmc2130_init();
     }
     break;
 
-	case 911: //! M911 - Set TMC2130 holding currents
+  //! ### M911 - Set TMC2130 holding currents
+  // -------------------------------------------------
+	case 911: 
     {
 		if (code_seen('X')) tmc2130_set_current_h(0, code_value());
 		if (code_seen('Y')) tmc2130_set_current_h(1, code_value());
@@ -6993,7 +7456,9 @@ Sigma_Exit:
     }
     break;
 
-	case 912: //! M912 - Set TMC2130 running currents
+  //! ### M912 - Set TMC2130 running currents
+  // -----------------------------------------------
+	case 912: 
     {
 		if (code_seen('X')) tmc2130_set_current_r(0, code_value());
 		if (code_seen('Y')) tmc2130_set_current_r(1, code_value());
@@ -7001,13 +7466,18 @@ Sigma_Exit:
         if (code_seen('E')) tmc2130_set_current_r(3, code_value());
     }
     break;
-	case 913: //! M913 - Print TMC2130 currents
+
+  //! ### M913 - Print TMC2130 currents
+  // -----------------------------
+	case 913:
     {
 		tmc2130_print_currents();
     }
     break;
 
-	case 914: //! M914 - Set normal mode
+  //! ### M914 - Set TMC2130 normal mode
+  // ------------------------------
+        case 914:
     {
 		tmc2130_mode = TMC2130_MODE_NORMAL;
 		update_mode_profile();
@@ -7015,7 +7485,9 @@ Sigma_Exit:
     }
     break;
 
-	case 915: //! M915 - Set silent mode
+  //! ### M95 - Set TMC2130 silent mode
+  // ------------------------------
+        case 915:
     {
 		tmc2130_mode = TMC2130_MODE_SILENT;
 		update_mode_profile();
@@ -7023,7 +7495,9 @@ Sigma_Exit:
     }
     break;
 
-	case 916: //! M916 - Set sg_thrs
+  //! ### M916 - Set TMC2130 Stallguard sensitivity threshold
+  // -------------------------------------------------------
+	case 916:
     {
 		if (code_seen('X')) tmc2130_sg_thr[X_AXIS] = code_value();
 		if (code_seen('Y')) tmc2130_sg_thr[Y_AXIS] = code_value();
@@ -7034,7 +7508,9 @@ Sigma_Exit:
     }
     break;
 
-	case 917: //! M917 - Set TMC2130 pwm_ampl
+  //! ### M917 - Set TMC2130 PWM amplitude offset (pwm_ampl)
+  // --------------------------------------------------------------
+	case 917:
     {
 		if (code_seen('X')) tmc2130_set_pwm_ampl(0, code_value());
 		if (code_seen('Y')) tmc2130_set_pwm_ampl(1, code_value());
@@ -7043,7 +7519,9 @@ Sigma_Exit:
     }
     break;
 
-	case 918: //! M918 - Set TMC2130 pwm_grad
+  //! ### M918 - Set TMC2130 PWM amplitude gradient (pwm_grad)
+  // -------------------------------------------------------------
+	case 918:
     {
 		if (code_seen('X')) tmc2130_set_pwm_grad(0, code_value());
 		if (code_seen('Y')) tmc2130_set_pwm_grad(1, code_value());
@@ -7054,7 +7532,10 @@ Sigma_Exit:
 
 #endif //TMC2130_SERVICE_CODES_M910_M918
 
-    case 350: //! M350 - Set microstepping mode. Warning: Steps per unit remains unchanged. S code sets stepping mode for all drivers.
+    //! ### M350 - Set microstepping mode
+    // ---------------------------------------------------
+    //!  Warning: Steps per unit remains unchanged. S code sets stepping mode for all drivers.
+    case 350: 
     {
 	#ifdef TMC2130
 		if(code_seen('E'))
@@ -7091,7 +7572,13 @@ Sigma_Exit:
 	#endif //TMC2130
     }
     break;
-    case 351: //! M351 - Toggle MS1 MS2 pins directly, S# determines MS1 or MS2, X# sets the pin high/low.
+
+    //! ### M351 - Toggle Microstep Pins
+    // -----------------------------------
+    //! Toggle MS1 MS2 pins directly, S# determines MS1 or MS2, X# sets the pin high/low.
+    //!
+    //!         M351 [B<0|1>] [E<0|1>] S<1|2> [X<0|1>] [Y<0|1>] [Z<0|1>] 
+    case 351:
     {
       #if defined(X_MS1_PIN) && X_MS1_PIN > -1
       if(code_seen('S')) switch((int)code_value())
@@ -7109,14 +7596,28 @@ Sigma_Exit:
       #endif
     }
     break;
-	case 701: //! M701 - load filament
+
+  //! ### M701 - Load filament
+  // -------------------------
+	case 701:
 	{
 		if (mmu_enabled && code_seen('E'))
 			tmp_extruder = code_value();
 		gcode_M701();
 	}
 	break;
-	case 702: //! M702 [U C] -
+
+  //! ### M702 - Unload filament
+  // ------------------------
+  /*! 
+      
+          M702 [U C]
+      
+      - `U` Unload all filaments used in current print
+      - `C` Unload just current filament
+      - without any parameters unload all filaments
+  */
+	case 702:
 	{
 #ifdef SNMM
 		if (code_seen('U'))
@@ -7138,7 +7639,9 @@ Sigma_Exit:
 	}
 	break;
 
-    case 999: // M999: Restart after being stopped
+    //! ### M999 - Restart after being stopped
+    // ------------------------------------
+    case 999:
       Stopped = false;
       lcd_reset_alert_level();
       gcode_LastN = Stopped_gcode_LastN;
@@ -7152,6 +7655,10 @@ Sigma_Exit:
 	}
   }
   // end if(code_seen('M')) (end of M codes)
+
+  //! -----------------------------------------------------------------------------------------
+  //! T Codes
+  //! 
   //! T<extruder nr.> - select extruder in case of multi extruder printer
   //! select filament in case of MMU_V2
   //! if extruder is "?", open menu to let the user select extruder/filament
@@ -7345,46 +7852,95 @@ Sigma_Exit:
       }
   } // end if(code_seen('T')) (end of T codes)
 
+  //! ----------------------------------------------------------------------------------------------
+
   else if (code_seen('D')) // D codes (debug)
   {
     switch((int)code_value())
     {
-	case -1: //! D-1 - Endless loop
+
+  //! ### D-1 - Endless loop
+  // -------------------
+	case -1:
 		dcode__1(); break;
 #ifdef DEBUG_DCODES
-	case 0: //! D0 - Reset
+
+  //! ### D0 - Reset
+  // -------------- 
+	case 0:
 		dcode_0(); break;
-	case 1: //! D1 - Clear EEPROM
+
+  //! ### D1 - Clear EEPROM
+  // ------------------
+	case 1:
 		dcode_1(); break;
-	case 2: //! D2 - Read/Write RAM
+
+  //! ### D2 - Read/Write RAM
+  // --------------------
+	case 2:
 		dcode_2(); break;
 #endif //DEBUG_DCODES
 #ifdef DEBUG_DCODE3
-	case 3: //! D3 - Read/Write EEPROM
+
+  //! ### D3 - Read/Write EEPROM
+  // -----------------------
+	case 3:
 		dcode_3(); break;
 #endif //DEBUG_DCODE3
 #ifdef DEBUG_DCODES
-	case 4: //! D4 - Read/Write PIN
+
+  //! ### D4 - Read/Write PIN
+  // ---------------------
+	case 4:
 		dcode_4(); break;
 #endif //DEBUG_DCODES
 #ifdef DEBUG_DCODE5
-	case 5: // D5 - Read/Write FLASH
+
+  //! ### D5 - Read/Write FLASH
+  // ------------------------
+	case 5:
 		dcode_5(); break;
 		break;
 #endif //DEBUG_DCODE5
 #ifdef DEBUG_DCODES
-	case 6: // D6 - Read/Write external FLASH
+
+  //! ### D6 - Read/Write external FLASH
+  // ---------------------------------------
+	case 6:
 		dcode_6(); break;
-	case 7: //! D7 - Read/Write Bootloader
+
+  //! ### D7 - Read/Write Bootloader
+  // -------------------------------
+	case 7:
 		dcode_7(); break;
-	case 8: //! D8 - Read/Write PINDA
+
+  //! ### D8 - Read/Write PINDA
+  // ---------------------------
+	case 8:
 		dcode_8(); break;
-	case 9: //! D9 - Read/Write ADC
+
+  // ### D9 - Read/Write ADC
+  // ------------------------
+	case 9:
 		dcode_9(); break;
-	case 10: //! D10 - XYZ calibration = OK
+
+  //! ### D10 - XYZ calibration = OK
+  // ------------------------------
+	case 10:
 		dcode_10(); break;
 #endif //DEBUG_DCODES
 #ifdef HEATBED_ANALYSIS
+
+  //! ### D80 - Bed check
+  // ---------------------
+  /*! 
+    - `E` - dimension x
+    - `F` - dimention y
+    - `G` - points_x
+    - `H` - points_y
+    - `I` - offset_x
+    - `J` - offset_y
+  */
 	case 80:
 	{
 		float dimension_x = 40;
@@ -7409,6 +7965,16 @@ Sigma_Exit:
  		bed_check(dimension_x,dimension_y,points_x,points_y,offset_x,offset_y);
 	}break;
 
+  //! ### D81 - Bed analysis
+  // -----------------------------
+  /*! 
+    - `E` - dimension x
+    - `F` - dimention y
+    - `G` - points_x
+    - `H` - points_y
+    - `I` - offset_x
+    - `J` - offset_y
+  */
 	case 81:
 	{
 		float dimension_x = 40;
@@ -7431,7 +7997,10 @@ Sigma_Exit:
 	
 #endif //HEATBED_ANALYSIS
 #ifdef DEBUG_DCODES
-	case 106: //D106 print measured fan speed for different pwm values
+
+  //! ### D106 print measured fan speed for different pwm values
+  // --------------------------------------------------------------
+	case 106:
 	{
 		for (int i = 255; i > 0; i = i - 5) {
 			fanSpeed = i;
@@ -7445,12 +8014,52 @@ Sigma_Exit:
 	}break;
 
 #ifdef TMC2130
-	case 2130: //! D2130 - TMC2130
+  //! ### D2130 - TMC2130 Trinamic stepper controller
+  // ---------------------------
+
+  
+  /*!
+  
+  
+        D2130<axis><command>[subcommand][value]
+
+   - <command>:
+       - '0' current off
+       - '1' current on
+       - '+' single step
+       - * value sereval steps
+       - '-' dtto oposite direction
+       - '?' read register
+       - * "mres"
+       - * "step"
+       - * "mscnt"
+       - * "mscuract"
+       - * "wave"
+       - '!' set register
+       - * "mres"
+       - * "step"
+       - * "wave"
+       - '@' home calibrate axis
+
+    Example:
+
+    D2130E?wave ...        print extruder microstep linearity compensation curve
+
+    D2130E!wave0 ...       disable extruder linearity compensation curve, (sine curve is used)
+
+    D2130E!wave220 ...    (sin(x))^1.1 extruder microstep compensation curve used
+  */
+
+
+	case 2130:
 		dcode_2130(); break;
 #endif //TMC2130
 
 #if (defined (FILAMENT_SENSOR) && defined(PAT9125))
-	case 9125: //! D9125 - FILAMENT_SENSOR
+
+        //! ### D9125 - FILAMENT_SENSOR
+        // ---------------------------------
+	case 9125:
 		dcode_9125(); break;
 #endif //FILAMENT_SENSOR
 
@@ -7469,6 +8078,13 @@ Sigma_Exit:
   ClearToSend();
 }
 
+
+
+  /** @defgroup GCodes G-Code List 
+  */
+
+// ---------------------------------------------------
+
 void FlushSerialRequestResend()
 {
   //char cmdbuffer[bufindr][100]="Resend:";
@@ -9454,7 +10070,6 @@ void stop_and_save_print_to_ram(float z_move, float e_move)
 	if(!saved_extruder_relative_mode){
 		enquecommand(PSTR("M83"), true);
 	}
-	
 	//retract 45mm/s
 	// A single sprintf may not be faster, but is definitely 20B shorter
 	// than a sequence of commands building the string piece by piece
@@ -9482,10 +10097,11 @@ void stop_and_save_print_to_ram(float z_move, float e_move)
 
 //! @brief Restore print from ram
 //!
-//! Restore print saved by stop_and_save_print_to_ram(). Is blocking,
-//! waits for extruder temperature restore, then restores position and continues
-//! print moves.
-//! Internaly lcd_update() is called by wait_for_heater().
+//! Restore print saved by stop_and_save_print_to_ram(). Is blocking, restores
+//! print fan speed, waits for extruder temperature restore, then restores
+//! position and continues print moves.
+//!
+//! Internally lcd_update() is called by wait_for_heater().
 //!
 //! @param e_move
 void restore_print_from_ram_and_continue(float e_move)
@@ -9500,7 +10116,9 @@ void restore_print_from_ram_and_continue(float e_move)
 //	for (int axis = X_AXIS; axis <= E_AXIS; axis++)
 //	    current_position[axis] = st_get_position_mm(axis);
 	active_extruder = saved_active_extruder; //restore active_extruder
-	if (saved_extruder_temperature) {
+	fanSpeed = saved_fanSpeed;
+	if (degTargetHotend(saved_active_extruder) != saved_extruder_temperature)
+	{
 		setTargetHotendSafe(saved_extruder_temperature, saved_active_extruder);
 		heating_status = 1;
 		wait_for_heater(_millis(), saved_active_extruder);
@@ -9508,9 +10126,13 @@ void restore_print_from_ram_and_continue(float e_move)
 	}
 	feedrate = saved_feedrate2; //restore feedrate
 	axis_relative_modes[E_AXIS] = saved_extruder_relative_mode;
-	fanSpeed = saved_fanSpeed;
 	float e = saved_pos[E_AXIS] - e_move;
 	plan_set_e_position(e);
+  
+  #ifdef FANCHECK
+    fans_check_enabled = false;
+  #endif
+
 	//first move print head in XY to the saved position:
 	plan_buffer_line(saved_pos[X_AXIS], saved_pos[Y_AXIS], current_position[Z_AXIS], saved_pos[E_AXIS] - e_move, homing_feedrate[Z_AXIS]/13, active_extruder);
 	st_synchronize();
@@ -9521,13 +10143,16 @@ void restore_print_from_ram_and_continue(float e_move)
 	plan_buffer_line(saved_pos[X_AXIS], saved_pos[Y_AXIS], saved_pos[Z_AXIS], saved_pos[E_AXIS], 35, active_extruder);
 	st_synchronize();
 
+  #ifdef FANCHECK
+    fans_check_enabled = true;
+  #endif
+
 	memcpy(current_position, saved_pos, sizeof(saved_pos));
 	memcpy(destination, current_position, sizeof(destination));
 	if (saved_printing_type == PRINTING_TYPE_SD) { //was sd printing
 		card.setIndex(saved_sdpos);
 		sdpos_atomic = saved_sdpos;
 		card.sdprinting = true;
-		printf_P(PSTR("ok\n")); //dummy response because of octoprint is waiting for this
 	}
 	else if (saved_printing_type == PRINTING_TYPE_USB) { //was usb printing
 		gcode_LastN = saved_sdpos; //saved_sdpos was reused for storing line number when usb printing
@@ -9537,6 +10162,7 @@ void restore_print_from_ram_and_continue(float e_move)
 	else {
 		//not sd printing nor usb printing
 	}
+	printf_P(PSTR("ok\n")); //dummy response because of octoprint is waiting for this
 	lcd_setstatuspgm(_T(WELCOME_MSG));
 	saved_printing = false;
 }
@@ -9828,3 +10454,69 @@ void marlin_wait_for_click()
 }
 
 #define FIL_LOAD_LENGTH 60
+
+#ifdef PSU_Delta
+bool bEnableForce_z;
+
+void init_force_z()
+{
+WRITE(Z_ENABLE_PIN,Z_ENABLE_ON);
+bEnableForce_z=true;                              // "true"-value enforce "disable_force_z()" executing
+disable_force_z();
+}
+
+void check_force_z()
+{
+if(!(bEnableForce_z||eeprom_read_byte((uint8_t*)EEPROM_SILENT)))
+     init_force_z();                              // causes enforced switching into disable-state
+}
+
+void disable_force_z()
+{
+uint16_t z_microsteps=0;
+
+if(!bEnableForce_z)
+     return;                                      // motor already disabled (may be ;-p )
+bEnableForce_z=false;
+
+// alignment to full-step
+#ifdef TMC2130
+z_microsteps=tmc2130_rd_MSCNT(Z_TMC2130_CS);
+#endif // TMC2130
+planner_abort_hard();
+sei();
+plan_buffer_line(
+     current_position[X_AXIS], 
+     current_position[Y_AXIS], 
+     current_position[Z_AXIS]+float((1024-z_microsteps+7)>>4)/cs.axis_steps_per_unit[Z_AXIS], 
+     current_position[E_AXIS],
+     40, active_extruder);
+st_synchronize();
+
+// switching to silent mode
+#ifdef TMC2130
+tmc2130_mode=TMC2130_MODE_SILENT;
+update_mode_profile();
+tmc2130_init(true);
+#endif // TMC2130
+
+axis_known_position[Z_AXIS]=false; 
+}
+
+
+void enable_force_z()
+{
+if(bEnableForce_z)
+     return;                                      // motor already enabled (may be ;-p )
+bEnableForce_z=true;
+
+// mode recovering
+#ifdef TMC2130
+tmc2130_mode=eeprom_read_byte((uint8_t*)EEPROM_SILENT)?TMC2130_MODE_SILENT:TMC2130_MODE_NORMAL;
+update_mode_profile();
+tmc2130_init(true);
+#endif // TMC2130
+
+WRITE(Z_ENABLE_PIN,Z_ENABLE_ON);                  // slightly redundant ;-p
+}
+#endif // PSU_Delta

Firmware/doxyfile

@@ -2050,7 +2050,7 @@ PERLMOD_MAKEVAR_PREFIX =
 # C-preprocessor directives found in the sources and include files.
 # The default value is: YES.
 
-ENABLE_PREPROCESSING   = YES
+ENABLE_PREPROCESSING   = NO
 
 # If the MACRO_EXPANSION tag is set to YES, doxygen will expand all macro names
 # in the source code. If set to NO, only conditional compilation will be

Firmware/eeprom.cpp

@@ -71,6 +71,12 @@ void eeprom_init()
         }
         if(is_uninitialized)
         {
+            // When upgrading from version older version (before multiple sheets were implemented in v3.8.0)
+	    // Sheet 1 uses the previous Live adjust Z (@EEPROM_BABYSTEP_Z)
+            if(i == 0){
+                int last_babystep = eeprom_read_word((uint16_t *)EEPROM_BABYSTEP_Z);
+                eeprom_write_word(reinterpret_cast<uint16_t *>(&(EEPROM_Sheets_base->s[i].z_offset)), last_babystep);
+            }
             eeprom_write(&(EEPROM_Sheets_base->s[i].name[0]), static_cast<char>(i + '1'));
             eeprom_write(&(EEPROM_Sheets_base->s[i].name[1]), '\0');
         }

Firmware/fsensor.cpp

@@ -522,19 +522,6 @@ void fsensor_st_block_chunk(block_t* bl, int cnt)
 	}
 }
 
-//! This ensures generating z-position at least 25mm above the heat bed.
-//! Making this a template enables changing the computation data type easily at all spots where necessary.
-//! @param current_z current z-position
-//! @return z-position at least 25mm above the heat bed plus FILAMENTCHANGE_ZADD 
-template <typename T>
-inline T fsensor_clamp_z(float current_z){
-	T z( current_z );
-	if(z < T(25)){ // make sure the compiler understands, that the constant 25 is of correct type
-		// - necessary for uint8_t -> results in shorter code
-		z = T(25); // move to at least 25mm above heat bed
-	}
-	return z + T(FILAMENTCHANGE_ZADD); // always move above the printout by FILAMENTCHANGE_ZADD (default 2mm)	
-}
 
 //! Common code for enqueing M600 and supplemental codes into the command queue.
 //! Used both for the IR sensor and the PAT9125
@@ -545,22 +532,6 @@ void fsensor_enque_M600(){
 	enquecommand_front_P(PSTR("PRUSA fsensor_recover"));
 	fsensor_m600_enqueued = true;
 	enquecommand_front_P((PSTR("M600")));
-#define xstr(a) str(a)
-#define str(a) #a
-	static const char gcodeMove[] PROGMEM = 
-			"G1 X" xstr(FILAMENTCHANGE_XPOS) 
-			" Y" xstr(FILAMENTCHANGE_YPOS) 
-			" Z%u";
-#undef str
-#undef xstr
-	char buf[32];
-	// integer arithmetics is far shorter, I don't need a precise float position here, just move a bit above
-	// 8bit arithmetics in fsensor_clamp_z is 10B shorter than 16bit (not talking about float ;) ) 
-	// The compile-time static_assert here ensures, that the computation gets enough bits in case of Z-range too high,
-	// i.e. makes the user change the data type, which also results in larger code
-	static_assert(Z_MAX_POS < (255 - FILAMENTCHANGE_ZADD), "Z-range too high, change fsensor_clamp_z<uint8_t> to <uint16_t>");
-	sprintf_P(buf, gcodeMove, fsensor_clamp_z<uint8_t>(current_position[Z_AXIS]) );
-	enquecommand_front(buf, false);
 }
 
 //! @brief filament sensor update (perform M600 on filament runout)

Firmware/io_atmega2560.h

@@ -368,6 +368,7 @@
 #define PIN_SET(pin) PORT(pin) |= __MSK(pin)
 #define PIN_VAL(pin, val) if (val) PIN_SET(pin); else PIN_CLR(pin);
 #define PIN_GET(pin) (PIN(pin) & __MSK(pin))
+#define PIN_INQ(pin) (PORT(pin) & __MSK(pin))
 
 
 #endif //_IO_ATMEGA2560

Firmware/lcd.cpp

@@ -10,12 +10,19 @@
 #include "Configuration.h"
 #include "pins.h"
 #include <binary.h>
-//#include <Arduino.h>
+#include <Arduino.h>
 #include "Marlin.h"
 #include "fastio.h"
 //-//
 #include "sound.h"
 
+#define LCD_DEFAULT_DELAY 100
+
+#if (defined(LCD_PINS_D0) && defined(LCD_PINS_D1) && defined(LCD_PINS_D2) && defined(LCD_PINS_D3))
+	#define LCD_8BIT
+#endif
+
+// #define VT100
 
 // commands
 #define LCD_CLEARDISPLAY 0x01
@@ -55,239 +62,199 @@
 #define LCD_5x10DOTS 0x04
 #define LCD_5x8DOTS 0x00
 
+// bitmasks for flag argument settings
+#define LCD_RS_FLAG 0x01
+#define LCD_HALF_FLAG 0x02
 
 FILE _lcdout; // = {0}; Global variable is always zero initialized, no need to explicitly state that.
 
+uint8_t lcd_displayfunction = 0;
+uint8_t lcd_displaycontrol = 0;
+uint8_t lcd_displaymode = 0;
 
-uint8_t lcd_rs_pin; // LOW: command.  HIGH: character.
-uint8_t lcd_rw_pin; // LOW: write to LCD.  HIGH: read from LCD.
-uint8_t lcd_enable_pin; // activated by a HIGH pulse.
-uint8_t lcd_data_pins[8];
-
-uint8_t lcd_displayfunction;
-uint8_t lcd_displaycontrol;
-uint8_t lcd_displaymode;
-
-uint8_t lcd_numlines;
 uint8_t lcd_currline;
 
+#ifdef VT100
 uint8_t lcd_escape[8];
-
-
-void lcd_pulseEnable(void)
-{
-	digitalWrite(lcd_enable_pin, LOW);
-	delayMicroseconds(1);    
-	digitalWrite(lcd_enable_pin, HIGH);
-	delayMicroseconds(1);    // enable pulse must be >450ns
-	digitalWrite(lcd_enable_pin, LOW);
-	delayMicroseconds(100);   // commands need > 37us to settle
-}
-
-void lcd_write4bits(uint8_t value)
-{
-	for (int i = 0; i < 4; i++)
-	{
-		pinMode(lcd_data_pins[i], OUTPUT);
-		digitalWrite(lcd_data_pins[i], (value >> i) & 0x01);
-	}
-	lcd_pulseEnable();
-}
-
-void lcd_write8bits(uint8_t value)
-{
-	for (int i = 0; i < 8; i++)
-	{
-		pinMode(lcd_data_pins[i], OUTPUT);
-		digitalWrite(lcd_data_pins[i], (value >> i) & 0x01);
-	}
+#endif
+
+static void lcd_display(void);
+
+#if 0
+static void lcd_no_display(void);
+static void lcd_no_cursor(void);
+static void lcd_cursor(void);
+static void lcd_no_blink(void);
+static void lcd_blink(void);
+static void lcd_scrollDisplayLeft(void);
+static void lcd_scrollDisplayRight(void);
+static void lcd_leftToRight(void);
+static void lcd_rightToLeft(void);
+static void lcd_autoscroll(void);
+static void lcd_no_autoscroll(void);
+#endif
+
+#ifdef VT100
+void lcd_escape_write(uint8_t chr);
+#endif
+
+static void lcd_pulseEnable(void)
+{  
+	WRITE(LCD_PINS_ENABLE,HIGH);
+	_delay_us(1);    // enable pulse must be >450ns
+	WRITE(LCD_PINS_ENABLE,LOW);
+}
+
+static void lcd_writebits(uint8_t value)
+{
+#ifdef LCD_8BIT
+	WRITE(LCD_PINS_D0, value & 0x01);
+	WRITE(LCD_PINS_D1, value & 0x02);
+	WRITE(LCD_PINS_D2, value & 0x04);
+	WRITE(LCD_PINS_D3, value & 0x08);
+#endif
+	WRITE(LCD_PINS_D4, value & 0x10);
+	WRITE(LCD_PINS_D5, value & 0x20);
+	WRITE(LCD_PINS_D6, value & 0x40);
+	WRITE(LCD_PINS_D7, value & 0x80);
+	
 	lcd_pulseEnable();
 }
 
-// write either command or data, with automatic 4/8-bit selection
-void lcd_send(uint8_t value, uint8_t mode)
+static void lcd_send(uint8_t data, uint8_t flags, uint16_t duration = LCD_DEFAULT_DELAY)
 {
-	digitalWrite(lcd_rs_pin, mode);
-	// if there is a RW pin indicated, set it low to Write
-	if (lcd_rw_pin != 255) digitalWrite(lcd_rw_pin, LOW);
-	if (lcd_displayfunction & LCD_8BITMODE)
-		lcd_write8bits(value); 
-	else
+	WRITE(LCD_PINS_RS,flags&LCD_RS_FLAG);
+	_delay_us(5);
+	lcd_writebits(data);
+#ifndef LCD_8BIT
+	if (!(flags & LCD_HALF_FLAG))
 	{
-		lcd_write4bits(value>>4);
-		lcd_write4bits(value);
+		_delay_us(LCD_DEFAULT_DELAY);
+		lcd_writebits(data<<4);
 	}
+#endif
+	delayMicroseconds(duration);
 }
 
-void lcd_command(uint8_t value)
+static void lcd_command(uint8_t value, uint16_t delayExtra = 0)
 {
-	lcd_send(value, LOW);
+	lcd_send(value, LOW, LCD_DEFAULT_DELAY + delayExtra);
 }
 
-void lcd_clear(void);
-void lcd_home(void);
-void lcd_no_display(void);
-void lcd_display(void);
-void lcd_no_cursor(void);
-void lcd_cursor(void);
-void lcd_no_blink(void);
-void lcd_blink(void);
-void lcd_scrollDisplayLeft(void);
-void lcd_scrollDisplayRight(void);
-void lcd_leftToRight(void);
-void lcd_rightToLeft(void);
-void lcd_autoscroll(void);
-void lcd_no_autoscroll(void);
-void lcd_set_cursor(uint8_t col, uint8_t row);
-void lcd_createChar_P(uint8_t location, const uint8_t* charmap);
-
-uint8_t lcd_escape_write(uint8_t chr);
-
-uint8_t lcd_write(uint8_t value)
+static void lcd_write(uint8_t value)
 {
-	if (value == '\n')
+	if (value == '\n' || value == '\r')
 	{
 		if (lcd_currline > 3) lcd_currline = -1;
 		lcd_set_cursor(0, lcd_currline + 1); // LF
-		return 1;
+		return;
+	}
+	#ifdef VT100
+	if (lcd_escape[0] || (value == 0x1b)){
+		lcd_escape_write(value);
+		return;
 	}
-	if (lcd_escape[0] || (value == 0x1b))
-		return lcd_escape_write(value);
+	#endif
 	lcd_send(value, HIGH);
-	return 1; // assume sucess
 }
 
-static void lcd_begin(uint8_t lines, uint8_t dotsize, uint8_t clear)
+static void lcd_begin(uint8_t clear)
 {
-	if (lines > 1) lcd_displayfunction |= LCD_2LINE;
-	lcd_numlines = lines;
 	lcd_currline = 0;
-	// for some 1 line displays you can select a 10 pixel high font
-	if ((dotsize != 0) && (lines == 1)) lcd_displayfunction |= LCD_5x10DOTS;
-	// SEE PAGE 45/46 FOR INITIALIZATION SPECIFICATION!
-	// according to datasheet, we need at least 40ms after power rises above 2.7V
-	// before sending commands. Arduino can turn on way befer 4.5V so we'll wait 50
-	_delay_us(50000); 
-	// Now we pull both RS and R/W low to begin commands
-	digitalWrite(lcd_rs_pin, LOW);
-	digitalWrite(lcd_enable_pin, LOW);
-	if (lcd_rw_pin != 255)
-		digitalWrite(lcd_rw_pin, LOW);
-	//put the LCD into 4 bit or 8 bit mode
-	if (!(lcd_displayfunction & LCD_8BITMODE))
-	{
-		// this is according to the hitachi HD44780 datasheet
-		// figure 24, pg 46
-		// we start in 8bit mode, try to set 4 bit mode
-		lcd_write4bits(0x03);
-		_delay_us(4500); // wait min 4.1ms
-		// second try
-		lcd_write4bits(0x03);
-		_delay_us(4500); // wait min 4.1ms
-		// third go!
-		lcd_write4bits(0x03); 
-		_delay_us(150);
-		// finally, set to 4-bit interface
-		lcd_write4bits(0x02); 
-	}
-	else
-	{
-		// this is according to the hitachi HD44780 datasheet
-		// page 45 figure 23
-		// Send function set command sequence
-		lcd_command(LCD_FUNCTIONSET | lcd_displayfunction);
-		_delay_us(4500);  // wait more than 4.1ms
-		// second try
-		lcd_command(LCD_FUNCTIONSET | lcd_displayfunction);
-		_delay_us(150);
-		// third go
-		lcd_command(LCD_FUNCTIONSET | lcd_displayfunction);
-	}
-	// finally, set # lines, font size, etc.
-	lcd_command(LCD_FUNCTIONSET | lcd_displayfunction);  
-	_delay_us(60);
+
+	lcd_send(LCD_FUNCTIONSET | LCD_8BITMODE, LOW | LCD_HALF_FLAG, 4500); // wait min 4.1ms
+	// second try
+	lcd_send(LCD_FUNCTIONSET | LCD_8BITMODE, LOW | LCD_HALF_FLAG, 150);
+	// third go!
+	lcd_send(LCD_FUNCTIONSET | LCD_8BITMODE, LOW | LCD_HALF_FLAG, 150);
+#ifndef LCD_8BIT
+	// set to 4-bit interface
+	lcd_send(LCD_FUNCTIONSET | LCD_4BITMODE, LOW | LCD_HALF_FLAG, 150);
+#endif
+
+	// finally, set # lines, font size, etc.0
+	lcd_command(LCD_FUNCTIONSET | lcd_displayfunction);
 	// turn the display on with no cursor or blinking default
-	lcd_displaycontrol = LCD_DISPLAYON | LCD_CURSOROFF | LCD_BLINKOFF;  
+	lcd_displaycontrol = LCD_CURSOROFF | LCD_BLINKOFF;  
 	lcd_display();
-	_delay_us(60);
 	// clear it off
 	if (clear) lcd_clear();
-	_delay_us(3000);
 	// Initialize to default text direction (for romance languages)
 	lcd_displaymode = LCD_ENTRYLEFT | LCD_ENTRYSHIFTDECREMENT;
 	// set the entry mode
 	lcd_command(LCD_ENTRYMODESET | lcd_displaymode);
-	_delay_us(60);
+	
+	#ifdef VT100
 	lcd_escape[0] = 0;
+	#endif
 }
 
-int lcd_putchar(char c, FILE *)
+static void lcd_putchar(char c, FILE *)
 {
 	lcd_write(c);
-	return 0;
 }
 
 void lcd_init(void)
 {
-	uint8_t fourbitmode = 1;
-	lcd_rs_pin = LCD_PINS_RS;
-	lcd_rw_pin = 255;
-	lcd_enable_pin = LCD_PINS_ENABLE;
-	lcd_data_pins[0] = LCD_PINS_D4;
-	lcd_data_pins[1] = LCD_PINS_D5;
-	lcd_data_pins[2] = LCD_PINS_D6;
-	lcd_data_pins[3] = LCD_PINS_D7; 
-	lcd_data_pins[4] = 0;
-	lcd_data_pins[5] = 0;
-	lcd_data_pins[6] = 0;
-	lcd_data_pins[7] = 0;
-	pinMode(lcd_rs_pin, OUTPUT);
-	// we can save 1 pin by not using RW. Indicate by passing 255 instead of pin#
-	if (lcd_rw_pin != 255) pinMode(lcd_rw_pin, OUTPUT);
-	pinMode(lcd_enable_pin, OUTPUT);
-	if (fourbitmode) lcd_displayfunction = LCD_4BITMODE | LCD_1LINE | LCD_5x8DOTS;
-	else lcd_displayfunction = LCD_8BITMODE | LCD_1LINE | LCD_5x8DOTS;
-	lcd_begin(LCD_HEIGHT, LCD_5x8DOTS, 1);
-	//lcd_clear();
+	WRITE(LCD_PINS_ENABLE,LOW);
+	SET_OUTPUT(LCD_PINS_RS);
+	SET_OUTPUT(LCD_PINS_ENABLE);
+
+#ifdef LCD_8BIT
+	SET_OUTPUT(LCD_PINS_D0);
+	SET_OUTPUT(LCD_PINS_D1);
+	SET_OUTPUT(LCD_PINS_D2);
+	SET_OUTPUT(LCD_PINS_D3);
+#endif
+	SET_OUTPUT(LCD_PINS_D4);
+	SET_OUTPUT(LCD_PINS_D5);
+	SET_OUTPUT(LCD_PINS_D6);
+	SET_OUTPUT(LCD_PINS_D7);
+	
+#ifdef LCD_8BIT
+	lcd_displayfunction |= LCD_8BITMODE;
+#endif
+	lcd_displayfunction |= LCD_2LINE;
+	_delay_us(50000); 
+	lcd_begin(1); //first time init
 	fdev_setup_stream(lcdout, lcd_putchar, NULL, _FDEV_SETUP_WRITE); //setup lcdout stream
 }
 
 void lcd_refresh(void)
 {
-    lcd_begin(LCD_HEIGHT, LCD_5x8DOTS, 1);
+    lcd_begin(1);
     lcd_set_custom_characters();
 }
 
 void lcd_refresh_noclear(void)
 {
-    lcd_begin(LCD_HEIGHT, LCD_5x8DOTS, 0);
+    lcd_begin(0);
     lcd_set_custom_characters();
 }
 
-
-
 void lcd_clear(void)
 {
-	lcd_command(LCD_CLEARDISPLAY);  // clear display, set cursor position to zero
-	_delay_us(1600);  // this command takes a long time
+	lcd_command(LCD_CLEARDISPLAY, 1600);  // clear display, set cursor position to zero
+	lcd_currline = 0;
 }
 
 void lcd_home(void)
 {
-	lcd_command(LCD_RETURNHOME);  // set cursor position to zero
-	_delay_us(1600);  // this command takes a long time!
+	lcd_command(LCD_RETURNHOME, 1600);  // set cursor position to zero
+	lcd_currline = 0;
 }
 
 // Turn the display on/off (quickly)
-void lcd_no_display(void)
+void lcd_display(void)
 {
-	lcd_displaycontrol &= ~LCD_DISPLAYON;
-	lcd_command(LCD_DISPLAYCONTROL | lcd_displaycontrol);
+    lcd_displaycontrol |= LCD_DISPLAYON;
+    lcd_command(LCD_DISPLAYCONTROL | lcd_displaycontrol);
 }
 
-void lcd_display(void)
+#if 0
+void lcd_no_display(void)
 {
-	lcd_displaycontrol |= LCD_DISPLAYON;
+	lcd_displaycontrol &= ~LCD_DISPLAYON;
 	lcd_command(LCD_DISPLAYCONTROL | lcd_displaycontrol);
 }
 
@@ -355,12 +322,13 @@ void lcd_no_autoscroll(void)
 	lcd_displaymode &= ~LCD_ENTRYSHIFTINCREMENT;
 	lcd_command(LCD_ENTRYMODESET | lcd_displaymode);
 }
+#endif
 
 void lcd_set_cursor(uint8_t col, uint8_t row)
 {
 	int row_offsets[] = { 0x00, 0x40, 0x14, 0x54 };
-	if ( row >= lcd_numlines )
-		row = lcd_numlines-1;    // we count rows starting w/0
+	if (row >= LCD_HEIGHT)
+		row = LCD_HEIGHT - 1;    // we count rows starting w/0
 	lcd_currline = row;  
 	lcd_command(LCD_SETDDRAMADDR | (col + row_offsets[row]));
 }
@@ -375,12 +343,14 @@ void lcd_createChar_P(uint8_t location, const uint8_t* charmap)
     lcd_send(pgm_read_byte(&charmap[i]), HIGH);
 }
 
+#ifdef VT100
+
 //Supported VT100 escape codes:
 //EraseScreen  "\x1b[2J"
 //CursorHome   "\x1b[%d;%dH"
 //CursorShow   "\x1b[?25h"
 //CursorHide   "\x1b[?25l"
-uint8_t lcd_escape_write(uint8_t chr)
+void lcd_escape_write(uint8_t chr)
 {
 #define escape_cnt (lcd_escape[0])        //escape character counter
 #define is_num_msk (lcd_escape[1])        //numeric character bit mask
@@ -410,26 +380,26 @@ uint8_t lcd_escape_write(uint8_t chr)
 	switch (escape_cnt++)
 	{
 	case 0:
-		if (chr == 0x1b) return 1;  // escape = "\x1b"
+		if (chr == 0x1b) return;  // escape = "\x1b"
 		break;
 	case 1:
 		is_num_msk = 0x00; // reset 'is number' bit mask
-		if (chr == '[') return 1; // escape = "\x1b["
+		if (chr == '[') return; // escape = "\x1b["
 		break;
 	case 2:
 		switch (chr)
 		{
-		case '2': return 1; // escape = "\x1b[2"
-		case '?': return 1; // escape = "\x1b[?"
+		case '2': return; // escape = "\x1b[2"
+		case '?': return; // escape = "\x1b[?"
 		default:
-			if (chr_is_num) return 1; // escape = "\x1b[%1d"
+			if (chr_is_num) return; // escape = "\x1b[%1d"
 		}
 		break;
 	case 3:
 		switch (lcd_escape[2])
 		{
 		case '?': // escape = "\x1b[?"
-			if (chr == '2') return 1; // escape = "\x1b[?2"
+			if (chr == '2') return; // escape = "\x1b[?2"
 			break;
 		case '2':
 			if (chr == 'J') // escape = "\x1b[2J"
@@ -438,20 +408,20 @@ uint8_t lcd_escape_write(uint8_t chr)
 			if (e_2_is_num && // escape = "\x1b[%1d"
 				((chr == ';') || // escape = "\x1b[%1d;"
 				chr_is_num)) // escape = "\x1b[%2d"
-				return 1;
+				return;
 		}
 		break;
 	case 4:
 		switch (lcd_escape[2])
 		{
 		case '?': // "\x1b[?"
-			if ((lcd_escape[3] == '2') && (chr == '5')) return 1; // escape = "\x1b[?25"
+			if ((lcd_escape[3] == '2') && (chr == '5')) return; // escape = "\x1b[?25"
 			break;
 		default:
 			if (e_2_is_num) // escape = "\x1b[%1d"
 			{
-				if ((lcd_escape[3] == ';') && chr_is_num) return 1; // escape = "\x1b[%1d;%1d"
-				else if (e_3_is_num && (chr == ';')) return 1; // escape = "\x1b[%2d;"
+				if ((lcd_escape[3] == ';') && chr_is_num) return; // escape = "\x1b[%1d;%1d"
+				else if (e_3_is_num && (chr == ';')) return; // escape = "\x1b[%2d;"
 			}
 		}
 		break;
@@ -478,10 +448,10 @@ uint8_t lcd_escape_write(uint8_t chr)
 					if (chr == 'H') // escape = "\x1b%1d;%1dH"
 						lcd_set_cursor(e4_num, e2_num); // CursorHome
 					else if (chr_is_num)
-						return 1; // escape = "\x1b%1d;%2d"
+						return; // escape = "\x1b%1d;%2d"
 				}
 				else if (e_3_is_num && (lcd_escape[4] == ';') && chr_is_num)
-					return 1; // escape = "\x1b%2d;%1d"
+					return; // escape = "\x1b%2d;%1d"
 			}
 		}
 		break;
@@ -495,7 +465,7 @@ uint8_t lcd_escape_write(uint8_t chr)
 				if (chr == 'H') // escape = "\x1b%2d;%1dH"
 					lcd_set_cursor(e5_num, e23_num); // CursorHome
 				else if (chr_is_num) // "\x1b%2d;%2d"
-					return 1;
+					return;
 			}
 		}
 		break;
@@ -506,10 +476,9 @@ uint8_t lcd_escape_write(uint8_t chr)
 		break;
 	}
 	escape_cnt = 0; // reset escape
-	return 1; // assume sucess
 }
 
-
+#endif //VT100
 
 
 int lcd_putc(int c)
@@ -648,16 +617,6 @@ void lcd_printFloat(double number, uint8_t digits)
 }
 
 
-
-
-
-
-
-
-
-
-
-
 uint8_t lcd_draw_update = 2;
 int32_t lcd_encoder = 0;
 uint8_t lcd_encoder_bits = 0;
@@ -710,7 +669,7 @@ Sound_MakeSound(e_SOUND_TYPE_ButtonEcho);
 	for(int8_t i = 0; i < 10; i++)
 	{
 		Sound_MakeCustom(100,0,false);
-		delayMicroseconds(100);
+		_delay_us(100);
 	}
 */
 }
@@ -722,13 +681,6 @@ void lcd_quick_feedback(void)
   lcd_beeper_quick_feedback();
 }
 
-
-
-
-
-
-
-
 void lcd_update(uint8_t lcdDrawUpdateOverride)
 {
 	if (lcd_draw_update < lcdDrawUpdateOverride)

Firmware/lcd.h

@@ -11,8 +11,7 @@
 extern FILE _lcdout;
 
 #define lcdout (&_lcdout)
-extern int lcd_putchar(char c, FILE *stream);
-
+extern void lcd_putchar(char c, FILE *stream);
 
 extern void lcd_init(void);
 
@@ -20,13 +19,10 @@ extern void lcd_refresh(void);
 
 extern void lcd_refresh_noclear(void);
 
-
-
 extern void lcd_clear(void);
 
 extern void lcd_home(void);
 
-
 /*extern void lcd_no_display(void);
 extern void lcd_display(void);
 extern void lcd_no_blink(void);
@@ -45,7 +41,6 @@ extern void lcd_set_cursor(uint8_t col, uint8_t row);
 extern void lcd_createChar_P(uint8_t, const uint8_t*);
 
 
-
 extern int lcd_putc(int c);
 extern int lcd_puts_P(const char* str);
 extern int lcd_puts_at_P(uint8_t c, uint8_t r, const char* str);
@@ -66,7 +61,9 @@ extern void lcd_print(double, int = 2);
 
 //! @brief Clear screen
 #define ESC_2J     "\x1b[2J"
+//! @brief Show cursor
 #define ESC_25h    "\x1b[?25h"
+//! @brief Hide cursor
 #define ESC_25l    "\x1b[?25l"
 //! @brief Set cursor to
 //! @param c column
@@ -118,9 +115,6 @@ extern lcd_lcdupdate_func_t lcd_lcdupdate_func;
 
 
 
-
-
-
 extern uint8_t lcd_clicked(void);
 
 extern void lcd_beeper_quick_feedback(void);
@@ -128,13 +122,6 @@ extern void lcd_beeper_quick_feedback(void);
 //Cause an LCD refresh, and give the user visual or audible feedback that something has happened
 extern void lcd_quick_feedback(void);
 
-
-
-
-
-
-
-
 extern void lcd_update(uint8_t lcdDrawUpdateOverride);
 
 extern void lcd_update_enable(uint8_t enabled);
@@ -165,29 +152,6 @@ private:
 };
 
 
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-/**
-* Implementation of the LCD display routines for a Hitachi HD44780 display. These are common LCD character displays.
-* When selecting the Russian language, a slightly different LCD implementation is used to handle UTF8 characters.
-**/
-
-
 ////////////////////////////////////
 // Setup button and encode mappings for each panel (into 'lcd_buttons' variable
 //
@@ -223,8 +187,6 @@ private:
 #define encrot3 1
 
 
-
-
 //Custom characters defined in the first 8 characters of the LCD
 #define LCD_STR_BEDTEMP     "\x00"
 #define LCD_STR_DEGREE      "\x01"

Firmware/messages.c

@@ -84,6 +84,7 @@ const char MSG_SELFTEST_MOTOR[] PROGMEM_I1 = ISTR("Motor"); ////
 const char MSG_SELFTEST_FILAMENT_SENSOR[] PROGMEM_I1 = ISTR("Filament sensor"); ////c=17
 const char MSG_SELFTEST_WIRINGERROR[] PROGMEM_I1 = ISTR("Wiring error"); ////
 const char MSG_SETTINGS[] PROGMEM_I1 = ISTR("Settings"); ////
+const char MSG_HW_SETUP[] PROGMEM_I1 = ISTR("HW Setup"); ////
 const char MSG_SILENT_MODE_OFF[] PROGMEM_I1 = ISTR("Mode [high power]"); ////
 const char MSG_SILENT_MODE_ON[] PROGMEM_I1 = ISTR("Mode     [silent]"); ////
 const char MSG_STEALTH_MODE_OFF[] PROGMEM_I1 = ISTR("Mode     [Normal]"); ////
@@ -128,3 +129,4 @@ const char MSG_ENDSTOP_OPEN[] PROGMEM_N1 = "open"; ////
 const char MSG_POWERUP[] PROGMEM_N1 = "PowerUp"; ////
 const char MSG_ERR_STOPPED[] PROGMEM_N1 = "Printer stopped due to errors. Fix the error and use M999 to restart. (Temperature is reset. Set it after restarting)"; ////
 const char MSG_ENDSTOP_HIT[] PROGMEM_N1 = "TRIGGERED"; ////
+const char MSG_OCTOPRINT_PAUSE[] PROGMEM_N1 = "// action:pause"; ////

Firmware/messages.h

@@ -84,6 +84,7 @@ extern const char MSG_SELFTEST_MOTOR[];
 extern const char MSG_SELFTEST_FILAMENT_SENSOR[];
 extern const char MSG_SELFTEST_WIRINGERROR[];
 extern const char MSG_SETTINGS[];
+extern const char MSG_HW_SETUP[];
 extern const char MSG_SILENT_MODE_OFF[];
 extern const char MSG_SILENT_MODE_ON[];
 extern const char MSG_STEALTH_MODE_OFF[];
@@ -129,6 +130,7 @@ extern const char MSG_ERR_STOPPED[];
 extern const char MSG_ENDSTOP_HIT[];
 extern const char MSG_EJECT_FILAMENT[];
 extern const char MSG_CUT_FILAMENT[];
+extern const char MSG_OCTOPRINT_PAUSE[];
 
 #if defined(__cplusplus)
 }

Firmware/sound.cpp

@@ -61,17 +61,18 @@ switch(eSoundMode)
 Sound_SaveMode();
 }
 
+//if critical is true then silend and once mode is ignored
 void Sound_MakeCustom(uint16_t ms,uint16_t tone_,bool critical){
      if (!critical){
           if (eSoundMode != e_SOUND_MODE_SILENT){
                if(!tone_){
                     WRITE(BEEPER, HIGH);
-                    delayMicroseconds(ms);
+                    _delay(ms);
                     WRITE(BEEPER, LOW);
                }
                else{
                     _tone(BEEPER, tone_);
-                    delayMicroseconds(ms);
+                    _delay(ms);
                     _noTone(BEEPER);
                }
           }
@@ -79,13 +80,13 @@ void Sound_MakeCustom(uint16_t ms,uint16_t tone_,bool critical){
      else{
           if(!tone_){
                WRITE(BEEPER, HIGH);
-               delayMicroseconds(ms);
+               _delay(ms);
                WRITE(BEEPER, LOW);
-               delayMicroseconds(100);
+               _delay(ms);
           }
           else{
                _tone(BEEPER, tone_);
-               delayMicroseconds(ms);
+               _delay(ms);
                _noTone(BEEPER);
           }
      }
@@ -134,10 +135,10 @@ switch(eSoundMode)
 
 static void Sound_DoSound_Blind_Alert(void)
 {
-     _tone(BEEPER,100);
-     delayMicroseconds(50);
+     _tone(BEEPER,300);
+     _delay_ms(75);
      _noTone(BEEPER);
-     delayMicroseconds(200);
+     _delay_ms(75);
 }
 
  static void Sound_DoSound_Encoder_Move(void)
@@ -169,7 +170,7 @@ for(nI=0;nI<10;nI++)
 static void Sound_DoSound_Prompt(void)
 {
 WRITE(BEEPER,HIGH);
-delayMicroseconds(500);
+_delay_ms(500);
 WRITE(BEEPER,LOW);
 }
 

Firmware/sound.h

@@ -6,7 +6,7 @@
 #define MSG_SOUND_MODE_LOUD "Sound      [loud]"
 #define MSG_SOUND_MODE_ONCE "Sound      [once]"
 #define MSG_SOUND_MODE_SILENT "Sound    [silent]"
-#define MSG_SOUND_MODE_BLIND "Sound      [blind]" 
+#define MSG_SOUND_MODE_BLIND "Sound     [blind]" 
 
 
 #define e_SOUND_MODE_NULL 0xFF

Firmware/stepper.cpp

@@ -1122,7 +1122,7 @@ void clear_current_adv_vars() {
 }
 
 #endif // LIN_ADVANCE
-      
+
 void st_init()
 {
 #ifdef TMC2130
@@ -1306,6 +1306,9 @@ void st_init()
       SET_OUTPUT(Z2_STEP_PIN);
       WRITE(Z2_STEP_PIN,INVERT_Z_STEP_PIN);
     #endif
+    #ifdef PSU_Delta
+      init_force_z();
+    #endif // PSU_Delta
     disable_z();
   #endif
   #if defined(E0_STEP_PIN) && (E0_STEP_PIN > -1)

Firmware/temperature.cpp

@@ -40,7 +40,7 @@
 #include <avr/wdt.h>
 #include "adc.h"
 #include "ConfigurationStore.h"
-
+#include "messages.h"
 #include "Timer.h"
 #include "Configuration_prusa.h"
 
@@ -498,8 +498,9 @@ void checkFanSpeed()
 	max_print_fan_errors = 15; //15 seconds
 	max_extruder_fan_errors = 5; //5 seconds
 #endif //FAN_SOFT_PWM
-
-	fans_check_enabled = (eeprom_read_byte((uint8_t*)EEPROM_FAN_CHECK_ENABLED) > 0);
+  
+  if(fans_check_enabled != false)
+	  fans_check_enabled = (eeprom_read_byte((uint8_t*)EEPROM_FAN_CHECK_ENABLED) > 0);
 	static unsigned char fan_speed_errors[2] = { 0,0 };
 #if (defined(FANCHECK) && defined(TACH_0) && (TACH_0 >-1))
 	if ((fan_speed[0] == 0) && (current_temperature[0] > EXTRUDER_AUTO_FAN_TEMPERATURE)) fan_speed_errors[0]++;
@@ -524,6 +525,8 @@ void checkFanSpeed()
 		fan_speed_errors[1] = 0;
 		fanSpeedError(1); //print fan
 	}
+
+  SERIAL_PROTOCOLLNRPGM(MSG_OK); //for octoprint
 }
 
 //! Prints serialMsg to serial port, displays lcdMsg onto the LCD and beeps.
@@ -541,18 +544,19 @@ static void fanSpeedErrorBeep(const char *serialMsg, const char *lcdMsg){
 void fanSpeedError(unsigned char _fan) {
 	if (get_message_level() != 0 && isPrintPaused) return; 
 	//to ensure that target temp. is not set to zero in case taht we are resuming print 
-	if (card.sdprinting) {
+	if (card.sdprinting || is_usb_printing) {
 		if (heating_status != 0) {
 			lcd_print_stop();
 		}
 		else {
 			fan_check_error = EFCE_DETECTED;
-
 		}
 	}
 	else {
+			SERIAL_PROTOCOLLNRPGM(MSG_OCTOPRINT_PAUSE); //for octoprint
 			setTargetHotend0(0);
-			SERIAL_ECHOLNPGM("// action:pause"); //for octoprint
+      heating_status = 0;
+      fan_check_error = EFCE_REPORTED;
 	}
 	switch (_fan) {
 	case 0:	// extracting the same code from case 0 and case 1 into a function saves 72B
@@ -562,6 +566,7 @@ void fanSpeedError(unsigned char _fan) {
 		fanSpeedErrorBeep(PSTR("Print fan speed is lower than expected"), PSTR("Err: PRINT FAN ERROR") );
 		break;
 	}
+  SERIAL_PROTOCOLLNRPGM(MSG_OK);
 }
 #endif //(defined(TACH_0) && TACH_0 >-1) || (defined(TACH_1) && TACH_1 > -1)
 

Firmware/temperature.h

@@ -122,6 +122,7 @@ inline void babystepsTodoZsubtract(int n)
 //inline so that there is no performance decrease.
 //deg=degreeCelsius
 
+// Doesn't save FLASH when FORCE_INLINE removed.
 FORCE_INLINE float degHotend(uint8_t extruder) {  
   return current_temperature[extruder];
 };
@@ -140,6 +141,7 @@ FORCE_INLINE float degBed() {
   return current_temperature_bed;
 };
 
+// Doesn't save FLASH when FORCE_INLINE removed.
 FORCE_INLINE float degTargetHotend(uint8_t extruder) {  
   return target_temperature[extruder];
 };
@@ -148,11 +150,13 @@ FORCE_INLINE float degTargetBed() {
   return target_temperature_bed;
 };
 
+// Doesn't save FLASH when FORCE_INLINE removed.
 FORCE_INLINE void setTargetHotend(const float &celsius, uint8_t extruder) {  
   target_temperature[extruder] = celsius;
   resetPID(extruder);
 };
 
+// Doesn't save FLASH when not inlined.
 static inline void setTargetHotendSafe(const float &celsius, uint8_t extruder)
 {
     if (extruder<EXTRUDERS) {
@@ -161,6 +165,7 @@ static inline void setTargetHotendSafe(const float &celsius, uint8_t extruder)
     }
 }
 
+// Doesn't save FLASH when not inlined.
 static inline void setAllTargetHotends(const float &celsius)
 {
     for(int i=0;i<EXTRUDERS;i++) setTargetHotend(celsius,i);

Firmware/tmc2130.cpp

@@ -142,8 +142,11 @@ uint16_t __tcoolthrs(uint8_t axis)
 	}
 	return 0;
 }
-
+#ifdef PSU_Delta
+void tmc2130_init(bool bSupressFlag)
+#else
 void tmc2130_init()
+#endif
 {
 //	DBG(_n("tmc2130_init(), mode=%S\n"), tmc2130_mode?_n("STEALTH"):_n("NORMAL"));
 	WRITE(X_TMC2130_CS, HIGH);
@@ -216,6 +219,11 @@ void tmc2130_init()
 	tmc2130_set_wave(E_AXIS, 247, tmc2130_wave_fac[E_AXIS]);
 #endif //TMC2130_LINEARITY_CORRECTION
 
+#ifdef PSU_Delta
+     if(!bSupressFlag)
+          check_force_z();
+#endif // PSU_Delta
+
 }
 
 uint8_t tmc2130_sample_diag()

Firmware/tmc2130.h

@@ -51,7 +51,11 @@ typedef struct
 extern tmc2130_chopper_config_t tmc2130_chopper_config[4];
 
 //initialize tmc2130
+#ifdef PSU_Delta
+extern void tmc2130_init(bool bSupressFlag=false);
+#else
 extern void tmc2130_init();
+#endif
 //check diag pins (called from stepper isr)
 extern void tmc2130_st_isr();
 //update stall guard (called from st_synchronize inside the loop)

Firmware/ultralcd.cpp

@@ -307,7 +307,7 @@ bool wait_for_unclick;
 #endif
 
 bool bMain;                                       // flag (i.e. 'fake parameter') for 'lcd_sdcard_menu()' function
-bool bSettings;                                   // flag (i.e. 'fake parameter') for 'lcd_checkink_menu()' function
+bool bSettings;                                   // flag (i.e. 'fake parameter') for 'lcd_hw_setup_menu()' function
 
 
 
@@ -1658,6 +1658,7 @@ void lcd_pause_print()
     {
         lcd_commands_type = LcdCommands::LongPause;
     }
+	SERIAL_PROTOCOLLNRPGM(MSG_OCTOPRINT_PAUSE); //pause for octoprint
 }
 
 
@@ -1965,7 +1966,6 @@ static void lcd_menu_debug()
 static void lcd_menu_temperatures()
 {
 	lcd_timeoutToStatus.stop(); //infinite timeout
-
 	lcd_home();
 	lcd_printf_P(PSTR(" %S:   %d%c \n" " %S:      %d%c \n"), _i("Nozzle"), (int)current_temperature[0], '\x01', _i("Bed"), (int)current_temperature_bed, '\x01');
 #ifdef AMBIENT_THERMISTOR
@@ -2829,7 +2829,6 @@ void lcd_menu_statistics()
 			"%S:\n"
 			"%2dh %02dm %02ds"
 		),_i("Filament used"), _met, _i("Print time"), _h, _m, _s);
-
 		menu_back_if_clicked_fb();
 	}
 	else
@@ -2849,10 +2848,9 @@ void lcd_menu_statistics()
 		lcd_printf_P(_N(
 			"%S:\n"
 			"%8.2fm\n"
-		  "%S :\n"
-		  "%7ldd :%2hhdh :%02hhd m"
+			"%S:\n"
+			"%7ldd :%2hhdh :%02hhdm"
 		), _i("Total filament"), _filament_m, _i("Total print time"), _days, _hours, _minutes);
-
 		KEEPALIVE_STATE(PAUSED_FOR_USER);
 		while (!lcd_clicked())
 		{
@@ -5487,18 +5485,27 @@ do\
 }\
 while (0)
 
-//-//static void lcd_checking_menu()
-void lcd_checking_menu()
+static void lcd_checking_menu(void)
 {
 MENU_BEGIN();
-MENU_ITEM_BACK_P(_T(bSettings?MSG_SETTINGS:MSG_BACK)); // i.e. default menu-item / menu-item after checking mismatch
-SETTINGS_NOZZLE;
-MENU_ITEM_TEXT_P(STR_SEPARATOR);
-MENU_ITEM_TEXT_P(_i("Checks:"));
+MENU_ITEM_BACK_P(_T(MSG_HW_SETUP));
 SETTINGS_MODE;
 SETTINGS_MODEL;
 SETTINGS_VERSION;
-SETTINGS_GCODE;
+//-// temporarily disabled
+//SETTINGS_GCODE;
+MENU_END();
+}
+
+void lcd_hw_setup_menu(void)                      // can not be "static"
+{
+MENU_BEGIN();
+MENU_ITEM_BACK_P(_T(bSettings?MSG_SETTINGS:MSG_BACK)); // i.e. default menu-item / menu-item after checking mismatch
+if(!farm_mode)
+     SETTINGS_NOZZLE;
+// ... a sem prijdou 'plechy'
+if(!farm_mode)
+     MENU_ITEM_SUBMENU_P(_i("Checks"), lcd_checking_menu);
 MENU_END();
 }
 
@@ -5526,6 +5533,10 @@ static void lcd_settings_menu()
 		MENU_ITEM_FUNCTION_P(_i("Fans check  [off]"), lcd_set_fan_check);////MSG_FANS_CHECK_OFF c=17 r=1
 
 	SETTINGS_SILENT_MODE;
+
+     bSettings=true;                              // flag ('fake parameter') for 'lcd_hw_setup_menu()' function
+	MENU_ITEM_SUBMENU_P(_i("HW Setup"), lcd_hw_setup_menu);////MSG_HW_SETUP
+
 	SETTINGS_MMU_MODE;
 
 	MENU_ITEM_SUBMENU_P(_i("Mesh bed leveling"), lcd_mesh_bed_leveling_settings);////MSG_MBL_SETTINGS c=18 r=1
@@ -5553,12 +5564,6 @@ static void lcd_settings_menu()
 	MENU_ITEM_SUBMENU_P(_i("Select language"), lcd_language_menu);////MSG_LANGUAGE_SELECT
 #endif //(LANG_MODE != 0)
 
-	if (!farm_mode)
-          {
-          bSettings=true;                         // flag ('fake parameter') for 'lcd_checking_menu()' function
-          MENU_ITEM_SUBMENU_P(_i("Print checking"), lcd_checking_menu);
-          }
-
 	SETTINGS_SD;
 	SETTINGS_SOUND;
 
@@ -6595,7 +6600,11 @@ static void lcd_main_menu()
 					if(fan_check_error == EFCE_OK)
 							MENU_ITEM_SUBMENU_P(_i("Resume print"), lcd_resume_print);////MSG_RESUME_PRINT
 				#else
+<<<<<<< HEAD
 			    MENU_ITEM_SUBMENU_P(_i("Resume print"), lcd_resume_print);////MSG_RESUME_PRINT
+=======
+					MENU_ITEM_SUBMENU_P(_i("Resume print"), lcd_resume_print);////MSG_RESUME_PRINT
+>>>>>>> upstream/MK3
 				#endif
 
 			}
@@ -6945,7 +6954,6 @@ void lcd_print_stop()
      if(!card.sdprinting)
           {
           SERIAL_ECHOLNPGM("// action:cancel");   // for Octoprint
-          return;
           }
 	saved_printing = false;
 	cancel_heatup = true;

Firmware/ultralcd.h

@@ -7,9 +7,6 @@
 #include "menu.h"
 #include "mesh_bed_calibration.h"
 
-extern int lcd_puts_P(const char* str);
-extern int lcd_printf_P(const char* format, ...);
-
 extern void menu_lcd_longpress_func(void);
 extern void menu_lcd_charsetup_func(void);
 extern void menu_lcd_lcdupdate_func(void);
@@ -143,7 +140,8 @@ void lcd_ignore_click(bool b=true);
 void lcd_commands();
 
 
-extern bool bSettings;                            // flag (i.e. 'fake parameter') for 'lcd_checkink_menu()' function
+extern bool bSettings;                            // flag (i.e. 'fake parameter') for 'lcd_hw_setup_menu()' function
+void lcd_hw_setup_menu(void);                     // NOT static due to using inside "util" module ("nozzle_diameter_check()")
 
 
 void change_extr(int extr);

Firmware/util.cpp

@@ -324,7 +324,7 @@ void update_current_firmware_version_to_eeprom()
 
 
 //-//
-void lcd_checking_menu(void);
+#define MSG_PRINT_CHECKING_FAILED_TIMEOUT 30
 
 ClNozzleDiameter oNozzleDiameter=ClNozzleDiameter::_Diameter_400;
 ClCheckMode oCheckMode=ClCheckMode::_None;
@@ -379,7 +379,7 @@ nDiameter_um=eeprom_read_word((uint16_t*)EEPROM_NOZZLE_DIAMETER_uM);
 if(nDiameter==nDiameter_um)
      return;
 //SERIAL_ECHO_START;
-//SERIAL_ECHOLNPGM("Nozzle diameter doesn't match ...");
+//SERIAL_ECHOLNPGM("Printer nozzle diameter differs from the G-code ...");
 //SERIAL_ECHOPGM("actual  : ");
 //SERIAL_ECHOLN((float)(nDiameter_um/1000.0));
 //SERIAL_ECHOPGM("expected: ");
@@ -387,15 +387,22 @@ if(nDiameter==nDiameter_um)
 switch(oCheckMode)
      {
      case ClCheckMode::_Warn:
-          lcd_show_fullscreen_message_and_wait_P(_i("Nozzle diameter doesn't match! Press the knob to continue."));
+//          lcd_show_fullscreen_message_and_wait_P(_i("Printer nozzle diameter differs from the G-code. Continue?"));
+lcd_display_message_fullscreen_P(_i("Printer nozzle diameter differs from the G-code. Continue?"));
+lcd_wait_for_click_delay(MSG_PRINT_CHECKING_FAILED_TIMEOUT);
+//???custom_message_type=CUSTOM_MSG_TYPE_STATUS; // display / status-line recovery
+lcd_update_enable(true);           // display / status-line recovery
           break;
      case ClCheckMode::_Strict:
-          lcd_show_fullscreen_message_and_wait_P(_i("Nozzle diameter doesn't match! Print is aborted, press the knob."));
+          lcd_show_fullscreen_message_and_wait_P(_i("Printer nozzle diameter differs from the G-code. Please check the value in settings. Print cancelled."));
           lcd_print_stop();
           break;
+     case ClCheckMode::_None:
+     case ClCheckMode::_Undef:
+          break;
      }
-bSettings=false;                                  // flag ('fake parameter') for 'lcd_checking_menu()' function
-menu_submenu(lcd_checking_menu);
+bSettings=false;                                  // flag ('fake parameter') for 'lcd_hw_setup_menu()' function
+menu_submenu(lcd_hw_setup_menu);
 }
 
 void printer_model_check(uint16_t nPrinterModel)
@@ -405,7 +412,7 @@ if(oCheckModel==ClCheckModel::_None)
 if(nPrinterModel==nPrinterType)
      return;
 //SERIAL_ECHO_START;
-//SERIAL_ECHOLNPGM("Printer model doesn't match ...");
+//SERIAL_ECHOLNPGM("Printer model differs from the G-code ...");
 //SERIAL_ECHOPGM("actual  : ");
 //SERIAL_ECHOLN(nPrinterType);
 //SERIAL_ECHOPGM("expected: ");
@@ -413,12 +420,19 @@ if(nPrinterModel==nPrinterType)
 switch(oCheckModel)
      {
      case ClCheckModel::_Warn:
-          lcd_show_fullscreen_message_and_wait_P(_i("Printer model doesn't match! Press the knob to continue."));
+//          lcd_show_fullscreen_message_and_wait_P(_i("Printer model differs from the G-code. Continue?"));
+lcd_display_message_fullscreen_P(_i("Printer model differs from the G-code. Continue?"));
+lcd_wait_for_click_delay(MSG_PRINT_CHECKING_FAILED_TIMEOUT);
+//???custom_message_type=CUSTOM_MSG_TYPE_STATUS; // display / status-line recovery
+lcd_update_enable(true);           // display / status-line recovery
           break;
      case ClCheckModel::_Strict:
-          lcd_show_fullscreen_message_and_wait_P(_i("Printer model doesn't match! Print is aborted, press the knob."));
+          lcd_show_fullscreen_message_and_wait_P(_i("Printer model differs from the G-code. Please check the value in settings. Print cancelled."));
           lcd_print_stop();
           break;
+     case ClCheckModel::_None:
+     case ClCheckModel::_Undef:
+          break;
      }
 }
 
@@ -448,7 +462,7 @@ if(nCompareValueResult==COMPARE_VALUE_EQUAL)
 if((nCompareValueResult<COMPARE_VALUE_EQUAL)&&oCheckVersion==ClCheckVersion::_Warn)
      return;
 //SERIAL_ECHO_START;
-//SERIAL_ECHOLNPGM("FW version doesn't match ...");
+//SERIAL_ECHOLNPGM("Printer FW version differs from the G-code ...");
 //SERIAL_ECHOPGM("actual  : ");
 //SERIAL_ECHOLN(FW_VERSION);
 //SERIAL_ECHOPGM("expected: ");
@@ -456,12 +470,19 @@ if((nCompareValueResult<COMPARE_VALUE_EQUAL)&&oCheckVersion==ClCheckVersion::_Wa
 switch(oCheckVersion)
      {
      case ClCheckVersion::_Warn:
-          lcd_show_fullscreen_message_and_wait_P(_i("FW version doesn't match! Press the knob to continue."));
+//          lcd_show_fullscreen_message_and_wait_P(_i("Printer FW version differs from the G-code. Continue?"));
+lcd_display_message_fullscreen_P(_i("Printer FW version differs from the G-code. Continue?"));
+lcd_wait_for_click_delay(MSG_PRINT_CHECKING_FAILED_TIMEOUT);
+//???custom_message_type=CUSTOM_MSG_TYPE_STATUS; // display / status-line recovery
+lcd_update_enable(true);           // display / status-line recovery
           break;
      case ClCheckVersion::_Strict:
-          lcd_show_fullscreen_message_and_wait_P(_i("FW version doesn't match! Print is aborted, press the knob."));
+          lcd_show_fullscreen_message_and_wait_P(_i("Printer FW version differs from the G-code. Please check the value in settings. Print cancelled."));
           lcd_print_stop();
           break;
+     case ClCheckVersion::_None:
+     case ClCheckVersion::_Undef:
+          break;
      }
 }
 
@@ -474,7 +495,7 @@ if(nGcodeLevel==(uint16_t)GCODE_LEVEL)
 if((nGcodeLevel<(uint16_t)GCODE_LEVEL)&&(oCheckGcode==ClCheckGcode::_Warn))
      return;
 //SERIAL_ECHO_START;
-//SERIAL_ECHOLNPGM("G-code level doesn't match ...");
+//SERIAL_ECHOLNPGM("Printer G-code level differs from the G-code ...");
 //SERIAL_ECHOPGM("actual  : ");
 //SERIAL_ECHOLN(GCODE_LEVEL);
 //SERIAL_ECHOPGM("expected: ");
@@ -482,12 +503,19 @@ if((nGcodeLevel<(uint16_t)GCODE_LEVEL)&&(oCheckGcode==ClCheckGcode::_Warn))
 switch(oCheckGcode)
      {
      case ClCheckGcode::_Warn:
-          lcd_show_fullscreen_message_and_wait_P(_i("G-code level doesn't match! Press the knob to continue."));
+//          lcd_show_fullscreen_message_and_wait_P(_i("Printer G-code level differs from the G-code. Continue?"));
+lcd_display_message_fullscreen_P(_i("Printer G-code level differs from the G-code. Continue?"));
+lcd_wait_for_click_delay(MSG_PRINT_CHECKING_FAILED_TIMEOUT);
+//???custom_message_type=CUSTOM_MSG_TYPE_STATUS; // display / status-line recovery
+lcd_update_enable(true);           // display / status-line recovery
           break;
      case ClCheckGcode::_Strict:
-          lcd_show_fullscreen_message_and_wait_P(_i("G-code level doesn't match! Print is aborted, press the knob."));
+          lcd_show_fullscreen_message_and_wait_P(_i("Printer G-code level differs from the G-code. Please check the value in settings. Print cancelled."));
           lcd_print_stop();
           break;
+     case ClCheckGcode::_None:
+     case ClCheckGcode::_Undef:
+          break;
      }
 }
 
@@ -531,7 +559,7 @@ if(pResult!=NULL)
           return;
      }
 //SERIAL_ECHO_START;
-//SERIAL_ECHOLNPGM("Printer model doesn't match ...");
+//SERIAL_ECHOLNPGM("Printer model differs from the G-code ...");
 //SERIAL_ECHOPGM("actual  : \"");
 //serialprintPGM(::sPrinterName);
 //SERIAL_ECHOLNPGM("\"");
@@ -541,12 +569,19 @@ if(pResult!=NULL)
 switch(oCheckModel)
      {
      case ClCheckModel::_Warn:
-          lcd_show_fullscreen_message_and_wait_P(_i("Printer model doesn't match! Press the knob to continue."));
+//          lcd_show_fullscreen_message_and_wait_P(_i("Printer model differs from the G-code. Continue?"));
+lcd_display_message_fullscreen_P(_i("Printer model differs from the G-code. Continue?"));
+lcd_wait_for_click_delay(MSG_PRINT_CHECKING_FAILED_TIMEOUT);
+//???custom_message_type=CUSTOM_MSG_TYPE_STATUS; // display / status-line recovery
+lcd_update_enable(true);           // display / status-line recovery
           break;
      case ClCheckModel::_Strict:
-          lcd_show_fullscreen_message_and_wait_P(_i("Printer model doesn't match! Print is aborted, press the knob."));
+          lcd_show_fullscreen_message_and_wait_P(_i("Printer model differs from the G-code. Please check the value in settings. Print cancelled."));
           lcd_print_stop();
           break;
+     case ClCheckModel::_None:
+     case ClCheckModel::_Undef:
+          break;
      }
 }
 

Firmware/variants/1_75mm_MK3S-EINSy10a-E3Dv6full.h

@@ -26,6 +26,9 @@
 #define STEEL_SHEET
 #define HAS_SECOND_SERIAL_PORT
 
+// PSU
+#define PSU_Delta                                 // uncomment if DeltaElectronics PSU installed
+
 
 // Uncomment the below for the E3D PT100 temperature sensor (with or without PT100 Amplifier)
 //#define E3D_PT100_EXTRUDER_WITH_AMP

lang/lang_en.txt

@@ -8,10 +8,10 @@
 "[0;0] point offset"
 
 #MSG_CRASH_DET_ONLY_IN_NORMAL c=20 r=4
-"\x1b[2JCrash detection can\x1b[1;0Hbe turned on only in\x1b[2;0HNormal mode"
+"Crash detection can\rbe turned on only in\rNormal mode"
 
 #MSG_CRASH_DET_STEALTH_FORCE_OFF c=20 r=4
-"\x1b[2JWARNING:\x1b[1;0HCrash detection\x1b[2;0Hdisabled in\x1b[3;0HStealth mode"
+"WARNING:\rCrash detection\rdisabled in\rStealth mode"
 
 #
 ">Cancel"

lang/lang_en_cz.txt

@@ -11,12 +11,12 @@
 "[0;0] odsazeni bodu"
 
 #MSG_CRASH_DET_ONLY_IN_NORMAL c=20 r=4
-"\x1b[2JCrash detection can\x1b[1;0Hbe turned on only in\x1b[2;0HNormal mode"
-"\x1b[2JCrash detekce muze\x1b[1;0Hbyt zapnuta pouze v\x1b[2;0HNormal modu"
+"Crash detection can\rbe turned on only in\rNormal mode"
+"Crash detekce muze\rbyt zapnuta pouze v\rNormal modu"
 
 #MSG_CRASH_DET_STEALTH_FORCE_OFF c=20 r=4
-"\x1b[2JWARNING:\x1b[1;0HCrash detection\x1b[2;0Hdisabled in\x1b[3;0HStealth mode"
-"\x1b[2JPOZOR:\x1b[1;0HCrash detekce\x1b[2;0Hdeaktivovana ve\x1b[3;0HStealth modu"
+"WARNING:\rCrash detection\rdisabled in\rStealth mode"
+"POZOR:\rCrash detekce\rdeaktivovana ve\rStealth modu"
 
 #
 ">Cancel"
@@ -828,7 +828,7 @@
 
 #
 "Press the knob"
-"Stisknete hl. tlacitko"
+"Stisknete tlacitko"
 
 #MSG_PRINT_PAUSED c=20 r=1
 "Print paused"

lang/lang_en_de.txt

@@ -11,12 +11,12 @@
 "[0;0] Punktversatz"
 
 #MSG_CRASH_DET_ONLY_IN_NORMAL c=20 r=4
-"\x1b[2JCrash detection can\x1b[1;0Hbe turned on only in\x1b[2;0HNormal mode"
-"\x1b[2JCrash Erkennung kann\x1b[1;0Hnur im Modus Normal\x1b[2;0Hgenutzt werden"
+"Crash detection can\rbe turned on only in\rNormal mode"
+"Crash Erkennung kann\rnur im Modus Normal\rgenutzt werden"
 
 #MSG_CRASH_DET_STEALTH_FORCE_OFF c=20 r=4
-"\x1b[2JWARNING:\x1b[1;0HCrash detection\x1b[2;0Hdisabled in\x1b[3;0HStealth mode"
-"\x1b[2JWARNUNG:\x1b[1;0HCrash Erkennung\x1b[2;0Hdeaktiviert im\x1b[3;0HStealth Modus"
+"WARNING:\rCrash detection\rdisabled in\rStealth mode"
+"WARNUNG:\rCrash Erkennung\rdeaktiviert im\rStealth Modus"
 
 #
 ">Cancel"

lang/lang_en_es.txt

@@ -11,12 +11,12 @@
 "[0;0] punto offset"
 
 #MSG_CRASH_DET_ONLY_IN_NORMAL c=20 r=4
-"\x1b[2JCrash detection can\x1b[1;0Hbe turned on only in\x1b[2;0HNormal mode"
-"\x1b[2JDec. choque\x1b[1;0Hpuede ser activada solo en\x1b[2;0HModo normal"
+"Crash detection can\rbe turned on only in\rNormal mode"
+"Dec. choque\rpuede ser activada solo en\rModo normal"
 
 #MSG_CRASH_DET_STEALTH_FORCE_OFF c=20 r=4
-"\x1b[2JWARNING:\x1b[1;0HCrash detection\x1b[2;0Hdisabled in\x1b[3;0HStealth mode"
-"\x1b[2JATENCION:\x1b[1;0HDec. choque\x1b[2;0Hdesactivada en\x1b[3;0HModo silencio"
+"WARNING:\rCrash detection\rdisabled in\rStealth mode"
+"ATENCION:\rDec. choque\rdesactivada en\rModo silencio"
 
 #
 ">Cancel"

lang/lang_en_fr.txt

@@ -11,12 +11,12 @@
 "Offset point [0;0]"
 
 #MSG_CRASH_DET_ONLY_IN_NORMAL c=20 r=4
-"\x1b[2JCrash detection can\x1b[1;0Hbe turned on only in\x1b[2;0HNormal mode"
-"\x1b[2JLa detection de crash peut etre\x1b[1;0Hactive seulement\x1b[2;0Hen mode Normal"
+"Crash detection can\rbe turned on only in\rNormal mode"
+"La detection de crash peut etre\ractive seulement\ren mode Normal"
 
 #MSG_CRASH_DET_STEALTH_FORCE_OFF c=20 r=4
-"\x1b[2JWARNING:\x1b[1;0HCrash detection\x1b[2;0Hdisabled in\x1b[3;0HStealth mode"
-"\x1b[2JATTENTION :\x1b[1;0HDetection de crash\x1b[2;0H desactivee en\x1b[3;0Hmode Furtif"
+"WARNING:\rCrash detection\rdisabled in\rStealth mode"
+"ATTENTION :\rDetection de crash\r desactivee en\rmode Furtif"
 
 #
 ">Cancel"

lang/lang_en_it.txt

@@ -11,12 +11,12 @@
 "[0;0] punto offset"
 
 #MSG_CRASH_DET_ONLY_IN_NORMAL c=20 r=4
-"\x1b[2JCrash detection can\x1b[1;0Hbe turned on only in\x1b[2;0HNormal mode"
-"\x1b[2JRilev. impatto\x1b[1;0Hattivabile solo\x1b[2;0Hin Modalita normale"
+"Crash detection can\rbe turned on only in\rNormal mode"
+"Rilev. impatto\rattivabile solo\rin Modalita normale"
 
 #MSG_CRASH_DET_STEALTH_FORCE_OFF c=20 r=4
-"\x1b[2JWARNING:\x1b[1;0HCrash detection\x1b[2;0Hdisabled in\x1b[3;0HStealth mode"
-"\x1b[2JATTENZIONE:\x1b[1;0HRilev. impatto\x1b[2;0Hdisattivato in\x1b[3;0HModalita silenziosa"
+"WARNING:\rCrash detection\rdisabled in\rStealth mode"
+"ATTENZIONE:\rRilev. impatto\rdisattivato in\rModalita silenziosa"
 
 #
 ">Cancel"

lang/lang_en_pl.txt

@@ -11,12 +11,12 @@
 "[0;0] przesuniecie punktu"
 
 #MSG_CRASH_DET_ONLY_IN_NORMAL c=20 r=4
-"\x1b[2JCrash detection can\x1b[1;0Hbe turned on only in\x1b[2;0HNormal mode"
-"\x1b[2JWykrywanie zderzen moze\x1b[1;0Hbyc wlaczone tylko w\x1b[2;0Htrybie Normalnym"
+"Crash detection can\rbe turned on only in\rNormal mode"
+"Wykrywanie zderzen moze\rbyc wlaczone tylko w\rtrybie Normalnym"
 
 #MSG_CRASH_DET_STEALTH_FORCE_OFF c=20 r=4
-"\x1b[2JWARNING:\x1b[1;0HCrash detection\x1b[2;0Hdisabled in\x1b[3;0HStealth mode"
-"\x1b[2JUWAGA:\x1b[1;0HWykrywanie zderzen\x1b[2;0Hwylaczone w\x1b[3;0Htrybie Stealth"
+"WARNING:\rCrash detection\rdisabled in\rStealth mode"
+"UWAGA:\rWykrywanie zderzen\rwylaczone w\rtrybie Stealth"
 
 #
 ">Cancel"