Update V4.2.85

Add Stop and Save for Restart (SSR)

Documentation/GCodes.md

@@ -45,6 +45,8 @@
 *  M30  - Delete file from SD (M30 filename.g)
 *  M31  - Output time since last M109 or SD card start to serial
 *  M32  - Make directory
+*  M33  - Stop printing, close file and save restart.gcode
+*  M34  - Open file and start print
 *  M35  - Upload Firmware to Nextion from SD
 *  M42  - Change pin status via gcode Use M42 Px Sy to set pin x to value y, when omitting Px the onboard led will be used.
 *  M48  - Measure Z_Probe repeatability. M48 [P # of points] [X position] [Y position] [V_erboseness #] [E_ngage Probe] [L # of legs of travel]

Documentation/changelog.md

+### Version 4.2.85
+* Add Stop and Save for Restart (SSR)
+
 ### Version 4.2.84
 * Add Mesh Bed Level (MBL)
 

MK/Configuration_Version.h

@@ -24,7 +24,7 @@
   #define CONFIGURATION_VERSION_H
 
   #define FIRMWARE_NAME "MK"
-  #define SHORT_BUILD_VERSION "4.2.84_dev"
+  #define SHORT_BUILD_VERSION "4.2.85_dev"
   #define BUILD_VERSION FIRMWARE_NAME "_" SHORT_BUILD_VERSION
   #define STRING_DISTRIBUTION_DATE __DATE__ " " __TIME__    // build date and time
   // It might also be appropriate to define a location where additional information can be found

MK/MK.ino

@@ -81,6 +81,8 @@
  * M30  - Delete file from SD (M30 filename.g)
  * M31  - Output time since last M109 or SD card start to serial
  * M32  - Make directory
+ * M33  - Stop printing, close file and save restart.gcode
+ * M34  - Open file and start print
  * M35  - Upload Firmware to Nextion from SD
  * M42  - Change pin status via gcode Use M42 Px Sy to set pin x to value y, when omitting Px the onboard led will be used.
  * M48  - Measure Z_Probe repeatability. M48 [P # of points] [X position] [Y position] [V_erboseness #] [E_ngage Probe] [L # of legs of travel]

MK/module/MK_Main.cpp

@@ -5350,6 +5350,46 @@ inline void gcode_M17() {
     }
   }
 
+  /**
+   * M33: Close File and save restart.gcode
+   */
+  inline void gcode_M33() {
+    if (card.cardOK) {
+      ECHO_LM(DB, "Close file and save restart.gcode");
+      card.closeFile(true);
+    }
+  }
+
+  /**
+   * M34: Select file and start SD print
+   */
+  inline void gcode_M34() {
+    if (card.sdprinting)
+      st_synchronize();
+
+    if( card.cardOK ) {
+      char* namestartpos = (strchr(current_command_args, '@'));
+      if(namestartpos == NULL) {
+        namestartpos = current_command_args ; // default name position
+      }
+      else
+        namestartpos++; // to skip the '@'
+
+      ECHO_SMT(DB, "Open file: ", namestartpos);
+      ECHO_EM(" and start print.");
+      card.selectFile(namestartpos);
+      if(code_seen('S')) card.setIndex(code_value_long());
+
+      feedrate = 1200.0;   // 20 mm/sec
+      feedrate_multiplier = 100;	 // 100% feedrate
+      card.startPrint();
+      print_job_counter.start();
+      #if HAS(POWER_CONSUMPTION_SENSOR)
+        startpower = power_consumption_hour;
+      #endif
+    }
+  }
+
   #if ENABLED(NEXTION)
     /**
      * M35: Upload Firmware to Nextion from SD
@@ -8707,6 +8747,10 @@ void process_next_command() {
           gcode_M31(); break;
         case 32: // M32 - Make directory
           gcode_M32(); break;
+        case 33: // M33 - Stop printing, close file and save restart.gcode
+          gcode_M33(); break;
+        case 34: // M34 - Select file and start SD print
+          gcode_M34(); break;
         #if ENABLED(NEXTION)
           case 35: // M35 - Upload Firmware to Nextion from SD
             gcode_M35(); break;

MK/module/language/language_en.h

@@ -145,6 +145,7 @@
 #define MSG_PAUSE_PRINT                     "Pause print"
 #define MSG_RESUME_PRINT                    "Resume print"
 #define MSG_STOP_PRINT                      "Stop print"
+#define MSG_STOP_SAVE_PRINT                 "Stop and Save"
 #define MSG_CARD_MENU                       "Print from " MSG_SD
 #define MSG_NO_CARD                         "No " MSG_SD
 #define MSG_DWELL                           "Sleep..."
@@ -245,6 +246,8 @@
 #define MSG_HEATING_COMPLETE                "Heating done."
 #define MSG_BED_HEATING                     "Bed Heating."
 #define MSG_BED_DONE                        "Bed done."
+#define MSG_CHAMBER_HEATING                 "Chamber Heating."
+#define MSG_CHAMBER_DONE                    "Chamber done."
 #define MSG_COOLER_COOLING                  "Cooling..."
 #define MSG_COOLER_DONE                     "Cooling done."
 

MK/module/language/language_it.h

@@ -141,6 +141,7 @@
 #define MSG_PAUSE_PRINT                     "Pausa"
 #define MSG_RESUME_PRINT                    "Riprendi stampa"
 #define MSG_STOP_PRINT                      "Arresta stampa"
+#define MSG_STOP_SAVE_PRINT                 "Arresta e Salva"
 #define MSG_CARD_MENU                       "SD Card Menu"
 #define MSG_NO_CARD                         "No SD Card"
 #define MSG_DWELL                           "Sospensione..."
@@ -241,6 +242,8 @@
 #define MSG_HEATING_COMPLETE                "Riscaldamento finito."
 #define MSG_BED_HEATING                     "Riscaldamento piatto."
 #define MSG_BED_DONE                        "Piatto riscaldato."
+#define MSG_CHAMBER_HEATING                 "Riscaldamento camera."
+#define MSG_CHAMBER_DONE                    "Camera riscaldata."
 #define MSG_COOLER_COOLING                  "Raffreddamento..."
 #define MSG_COOLER_DONE                     "Raffreddamento finito."
 

MK/module/lcd/ultralcd.cpp

@@ -568,6 +568,15 @@ inline void line_to_current(AxisEnum axis) {
     lcd_setstatus(MSG_PRINT_ABORTED, true);
   }
 
+  static void lcd_sdcard_stop_save() {
+    card.sdprinting = false;
+    print_job_counter.stop();
+    quickStop();
+    card.closeFile(true);
+    autotempShutdown();
+    cancel_heatup = true;
+  }
+
 #endif // SDSUPPORT
 
 /**
@@ -606,6 +615,7 @@ static void lcd_main_menu() {
         else
           MENU_ITEM(function, MSG_RESUME_PRINT, lcd_sdcard_resume);
         MENU_ITEM(function, MSG_STOP_PRINT, lcd_sdcard_stop);
+        MENU_ITEM(function, MSG_STOP_SAVE_PRINT, lcd_sdcard_stop_save);
       }
       else {
         MENU_ITEM(submenu, MSG_CARD_MENU, lcd_sdcard_menu);

MK/module/sd/cardreader.cpp

@@ -24,7 +24,9 @@
 
 #if ENABLED(SDSUPPORT)
 
-#include "cardreader.h"
+#ifdef __SAM3X8E__
+  #include <avr/dtostrf.h>
+#endif
 
 char tempLongFilename[LONG_FILENAME_LENGTH + 1];
 char fullName[LONG_FILENAME_LENGTH * SD_MAX_FOLDER_DEPTH + SD_MAX_FOLDER_DEPTH + 1];
@@ -183,6 +185,11 @@ bool CardReader::selectFile(const char* filename, bool silent/*=false*/) {
 
   file.close();
 
+  if (!file.exists("restart.gcode")) {
+    file.createContiguous(&workDir, "restart.gcode", 1);
+    file.close();
+  }
+
   if (file.open(curDir, filename, O_READ)) {
     if ((oldP = strrchr(filename, '/')) != NULL)
       oldP++;
@@ -192,6 +199,11 @@ bool CardReader::selectFile(const char* filename, bool silent/*=false*/) {
       ECHO_MT(SERIAL_SD_FILE_OPENED, oldP);
       ECHO_EMV(SERIAL_SD_SIZE, file.fileSize());
     }
+
+    for (int c = 0; c <= sizeof(fullName); c++)
+  		const_cast<char&>(fullName[c]) = '\0';
+    strncpy(fullName, filename, strlen(filename));
+
     #if ENABLED(JSON_OUTPUT)
       parsejson(file);
     #endif
@@ -316,8 +328,114 @@ void CardReader::closeFile(bool store_location /*=false*/) {
   saving = false;
 
   if (store_location) {
-    //future: store printer state, filename and position for continuing a stopped print
-    // so one can unplug the printer and continue printing the next day.
+    char bufferFilerestart[50];
+    char bufferX[11];
+    char bufferY[11];
+    char bufferZ[11];
+    char bufferE[11];
+    char bufferCoord[50];
+    char bufferCoord1[50];
+    char bufferCoord2[50];
+    char bufferSdpos[11];
+    char nameFile[15];
+    snprintf(bufferSdpos, sizeof bufferSdpos, "%lu", (unsigned long)sdpos);
+
+    strcpy(nameFile, "restart.gcode");
+    if (!fileRestart.exists(nameFile)) {
+      fileRestart.createContiguous(&workDir, nameFile, 1);
+      fileRestart.close();
+    }
+
+    fileRestart.open(&workDir, nameFile, O_WRITE);
+    fileRestart.truncate(0);
+
+    dtostrf(current_position[X_AXIS], 1, 3, bufferX);
+    dtostrf(current_position[Y_AXIS], 1, 3, bufferY);
+    dtostrf(current_position[Z_AXIS], 1, 3, bufferZ);
+    dtostrf(current_position[E_AXIS], 1, 3, bufferE);
+
+    #if MECH(DELTA)
+      strcpy(bufferCoord1, "G1 Z");
+      strcat(bufferCoord1, bufferZ);
+      strcat(bufferCoord1, " F8000");
+    #else
+      strcpy(bufferCoord1, "G92 Z");
+      strcat(bufferCoord1, bufferZ);
+    #endif
+
+    strcpy(bufferCoord, "G1 X");
+    strcat(bufferCoord, bufferX);
+    strcat(bufferCoord, " Y");
+    strcat(bufferCoord, bufferY);
+    strcat(bufferCoord, " Z");
+    strcat(bufferCoord, bufferZ);
+    strcat(bufferCoord, " F3600");
+    strcpy(bufferCoord2, "G92 E");
+    strcat(bufferCoord2, bufferE);
+
+    for (int8_t i = 0; i < (int8_t)strlen(fullName); i++)
+      fullName[i] = tolower(fullName[i]);
+
+    strcpy(bufferFilerestart, "M34 S");
+    strcat(bufferFilerestart, bufferSdpos);
+    strcat(bufferFilerestart, " @");
+    strcat(bufferFilerestart, fullName);
+
+    #if MECH(DELTA)
+      fileRestart.write("G28\n");
+    #else
+      fileRestart.write(bufferCoord1);
+      fileRestart.write("\n");
+      fileRestart.write("G28 X Y\n");
+    #endif
+
+    if (degTargetBed() > 0) {
+      char Bedtemp[15];
+      sprintf(Bedtemp, "M190 S%i\n", degTargetBed());
+      fileRestart.write(Bedtemp);
+    }
+    
+    for (uint8_t h = 0; h < HOTENDS; h++) {
+      if (degTargetHotend(h) > 0) {
+        char Hotendtemp[15];
+        sprintf(Hotendtemp, "M109 T%i S%i\n", h, (int)degTargetHotend(h));
+        fileRestart.write(Hotendtemp);
+      }
+    }
+
+    #if MECH(DELTA)
+      fileRestart.write(bufferCoord1);
+      fileRestart.write("\n");
+    #endif
+
+    fileRestart.write(bufferCoord);
+    fileRestart.write("\n");
+
+   	if (fanSpeed > 0) {
+      char fanSp[15];
+      sprintf(fanSp, "M106 S%i\n", fanSpeed);
+      fileRestart.write(fanSp);
+    }
+
+    fileRestart.write(bufferCoord2);
+    fileRestart.write("\n");
+    fileRestart.write(bufferFilerestart);
+    fileRestart.write("\n");
+
+    fileRestart.sync();
+    fileRestart.close();
+
+    HAL::delayMilliseconds(200);
+
+    #if MECH(DELTA)
+      enqueue_and_echo_commands_P(PSTR("G28"));
+    #else
+      enqueue_and_echo_commands_P(PSTR("G28 X0 Y0"));
+    #endif
+
+    disable_all_heaters();
+    disable_all_coolers();
+    fanSpeed = 0;
   }
 }
 

MK/module/sd/cardreader.h

@@ -44,6 +44,7 @@ class CardReader {
 public:
   SdFat fat;
   SdFile file;
+  SdFile fileRestart;
   CardReader();
 
   void initsd();

MK/module/temperature/temperature.cpp

@@ -887,7 +887,7 @@ float get_pid_output(int h) {
       pid_output = constrain(target_temperature_chamber, 0, MAX_CHAMBER_POWER);
     #else
       pid_error_chamber = target_temperature_chamber - current_temperature_chamber;
-      pTerm_chamber = bedKp * pid_error_chamber;
+      pTerm_chamber = chamberKp * pid_error_chamber;
       temp_iState_chamber += pid_error_chamber;
       temp_iState_chamber = constrain(temp_iState_chamber, temp_iState_min_chamber, temp_iState_max_chamber);
       iTerm_chamber = chamberKi * temp_iState_chamber;

README.md

 <img align="right" src="Documentation/Logo/MarlinKimbra%20Logo%20GitHub.png" />
 # MarlinKimbra 3D Printer Firmware for Arduino
-## Version 4.2.84 dev
+## Version 4.2.85 dev
 
 ### Special thanks
 * all Marlin8bit-developers.
@@ -49,6 +49,7 @@ Added support reader TAG width MFRC522
 Added Cooler and Hot Chamber
 Added Laser beam and raster base64
 Addes Mesh Bed Level (MBL)
+Added Stop and Save for Restart (SSR)
 
 ## Credits