Update ZYYX+ Homing

resources/definitions/zyyx_plus.def.json

@@ -198,7 +198,7 @@
         },
         "machine_height": { "default_value": 195 },
         "machine_name": { "default_value": "ZYYX+" },
-        "machine_start_gcode": { "default_value": "; ZYYX+ 3D Printer start gcode\nM73 P0; enable build progress\nM104 S{material_print_temperature_layer_0} T0; set nozzle temperature\nG21; set units to mm\nG90; set positioning to absolute\nG130 X80 Y80 A127 B127 ; Set Stepper Vref to default value\n; Start build plate homing\nG162 X Y F3000; home XY axes maximum\nG161 Z F800; home Z axis minimum\nG92 X0 Y0 Z0 E0\nG1 X0 Y0 Z5 F3000\nG1 X-5 Y-5 Z5 F3000\nG162 X Y F300; home XY axes maximum\nG161 Z F200; home Z axis minimum\nG92 X0 Y0 Z0\nM131 A; store surface calibration point 1\nG1 Z5 F3000\n; Homing point 1 complete\nG1 X-177 Y0 Z5 F10000; move to 2nd probing point\nG161 Z F200\nM131 B; store surface calibration point 2\nG92 X-177 Y0 Z0\nG1 Z5 F3000\nG1 X0 Y-225 Z5 F10000; move to 3rd calibration point\nG161 Z F200\nM131 AB; store surface calibration point 3\nM132 AB; activate auto leveling\nG1 Z5 F3000\nG92 X132.5 Y-105 Z5\nG1 X0 Y0 Y15 F10000\nM133 T0 ; stabilize extruder temperature\nG92 E0 ; Set E to 0" },
+        "machine_start_gcode": { "default_value": "; ZYYX+ start gcode\n; Author Theodor Hansson 2024\nM73 P0; enable build progress\nM104 S{material_print_temperature_layer_0} T0; set nozzle temperature\nM126 S0; Turn off fan\nG21; set units to mm\nG90; set positioning to absolute\nG130 X80 Y80 Z127 A127 B127 ; Set Stepper Vref to default value\n\n; Home xy-axis\nG162 X Y F2500; home XY axes maximum\nG92 X0 Y0\nG1 X-5 Y-5 F2500\nG162 X Y F200; home XY axes maximum slowly\nG92 X132.5 Y120\n\n; Home z-axis\nG161 Z F1100; home Z axis minimum\nG92 Z0\nG1 Z2 F1100\nG161 Z F100; home Z axis minimum slowly\nG92 Z0\nM132 Z; Recall home offsets for Z\n\n; Calibrate point 1 (we're already at point 1)\nM131 A; store surface calibration point 1\nG1 Z2 F1100; back up from buildplate\n\n; Calibrate point 2\nG1 X-44.5 Y120 F9000; move to 2nd probing point\nG161 Z F100\nM131 B; store surface calibration point 1\nG1 Z2 F1100; back up from buildplate\n\n; Calibrate point 3\nG1 X132.5 Y-110 F9000; move to 2nd probing point\nG161 Z F100\nM131 AB; store surface calibration point 3\nG1 Z2 F1100; back up from buildplate\nM132 AB; Activate auto-leveling\nG1 Z1 F1000\n\n; Lay prime strip\nM133 T0 P300; stabilize extruder temperature (abort after 5 mins)\nM126 S{cool_fan_speed_0}; Activate fan\nG4 P1000; Wait a little bit longer\nG1 X100 Y-110 Z0.2 F1000\nG1 X40 E9 F1000\nG1 X0 E12.5 F1000\nG92 E0 ; Set E to 0\n\n; End of start gcode" },
         "machine_steps_per_mm_e": { "default_value": 96.27520187033366 },
         "machine_steps_per_mm_x": { "default_value": 88.888889 },
         "machine_steps_per_mm_y": { "default_value": 88.888889 },