Merge pull request #85 from PavelSindler/pause_print_fix

pause print fix for absolute mode

Firmware/ultralcd.cpp

@@ -553,7 +553,6 @@ static void lcd_status_screen()
 
 void lcd_commands()
 {	
-	char cmd1[25];
 	if (lcd_commands_type == LCD_COMMAND_LONG_PAUSE)
 	{
 		if(lcd_commands_step == 0) {
@@ -596,10 +595,16 @@ void lcd_commands()
 			strcpy(cmd1, "G1 Z");
 			strcat(cmd1, ftostr32(pause_lastpos[Z_AXIS]));
 			enquecommand(cmd1);
-			if (axis_relative_modes[3] == true) enquecommand_P(PSTR("M83")); // set extruder to relative mode.
-			else enquecommand_P(PSTR("M82")); // set extruder to absolute mode
+			
+			if (axis_relative_modes[3] == false) {
+				enquecommand_P(PSTR("M83")); // set extruder to relative mode
 			enquecommand_P(PSTR("G1 E"  STRINGIFY(DEFAULT_RETRACTION))); //unretract
-			enquecommand_P(PSTR("G90")); //absolute positioning
+				enquecommand_P(PSTR("M82")); // set extruder to absolute mode
+			}
+			else {
+				enquecommand_P(PSTR("G1 E"  STRINGIFY(DEFAULT_RETRACTION))); //unretract
+			}
+			
 			lcd_commands_step = 1;
 		}
 		if (lcd_commands_step == 3 && !blocks_queued()) {	//wait for nozzle to reach target temp
@@ -614,7 +619,7 @@ void lcd_commands()
 			strcpy(cmd1, "M104 S");
 			strcat(cmd1, ftostr3(HotendTempBckp));
 			enquecommand(cmd1);
-			
+			enquecommand_P(PSTR("G90")); //absolute positioning
 			strcpy(cmd1, "G1 X");
 			strcat(cmd1, ftostr32(pause_lastpos[X_AXIS]));
 			strcat(cmd1, " Y");
@@ -862,7 +867,7 @@ void lcd_commands()
 			enquecommand_P(PSTR("G1 X50 Y1 E-5.0000"));
 			enquecommand_P(PSTR("G1 F2400"));
 			enquecommand_P(PSTR("G1 X0 Y1 E5.0000"));
-			enquecommand_P(PSTR("G1 X50 Y1 E - 5.0000"));
+			enquecommand_P(PSTR("G1 X50 Y1 E-5.0000"));
 			enquecommand_P(PSTR("G1 F2400"));
 			enquecommand_P(PSTR("G1 X0 Y1 E5.0000"));
 			enquecommand_P(PSTR("G1 X50 Y1 E-3.0000"));
@@ -1126,7 +1131,7 @@ void lcd_commands()
 
 	if (lcd_commands_type == LCD_COMMAND_STOP_PRINT)   /// stop print
 	{
-		uint8_t stopped_extruder;
+		
 
 		if (lcd_commands_step == 0) 
 		{