config: Add START_PRINT and END_PRINT examples to sample-macros.cfg

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

config/sample-macros.cfg

@@ -5,6 +5,50 @@
 # See the "example.cfg" file for description of common config parameters.
 
 
+######################################################################
+# Start Print and End Print
+######################################################################
+
+# Replace the slicer's custom start and end g-code scripts with
+# START_PRINT and END_PRINT.
+
+[gcode_macro START_PRINT]
+default_parameter_BED_TEMP: 60
+default_parameter_EXTRUDER_TEMP: 190
+gcode:
+    # Start bed heating
+    M140 S{BED_TEMP}
+    # Use absolute coordinates
+    G90
+    # Reset the G-Code Z offset (adjust Z offset if needed)
+    SET_GCODE_OFFSET Z=0.0
+    # Home the printer
+    G28
+    # Move the nozzle near the bed
+    G1 Z5 F3000
+    # Move the nozzle very close to the bed
+    G1 Z0.15 F300
+    # Wait for bed to reach temperature
+    M190 S{BED_TEMP}
+    # Set and wait for nozzle to reach temperature
+    M109 S{EXTRUDER_TEMP}
+
+[gcode_macro END_PRINT]
+gcode:
+    # Turn off bed, extruder, and fan
+    M140 S0
+    M104 S0
+    M106 S0
+    # Move nozzle away from print while retracting
+    G91
+    G1 X-2 Y-2 E-3 F300
+    # Raise nozzle by 10mm
+    G1 Z10 F3000
+    G90
+    # Disable steppers
+    M84
+
+
 ######################################################################
 # Beeper
 ######################################################################