Add initial support for JTech laser toolhead on a LulzBot TAZ 6

Marlin/Conditionals_LulzBot.h

@@ -37,7 +37,8 @@
     !defined(TOOLHEAD_Longfin_FlexyDually) && \
     !defined(TOOLHEAD_Yellowfin_DualExtruderV3) && \
     !defined(TOOLHEAD_Angelfish_Aerostruder) && \
-    !defined(TOOLHEAD_Devel_ServoDual) \
+    !defined(TOOLHEAD_Devel_ServoDual) && \
+    !defined(TOOLHEAD_Laser) \
 )
     #error Must specify model and toolhead. Please see "Configuration_LulzBot.h" for directions.
 #endif
@@ -897,6 +898,27 @@
     #define LULZBOT_AO_Hexagon
 #endif /* TOOLHEAD_Devel_ServoDual */
 
+#if defined(TOOLHEAD_Laser)
+    #define LULZBOT_Laserhead
+    #define LULZBOT_LCD_TOOLHEAD_NAME          "JTech Laser"
+    #define LULZBOT_M115_EXTRUDER_TYPE         "Laser"
+    #define LULZBOT_EXTRUDERS                  1
+    #define LULZBOT_TOOLHEAD_X_MAX_ADJ         0
+    #define LULZBOT_TOOLHEAD_X_MIN_ADJ         0
+    #define LULZBOT_TOOLHEAD_Y_MAX_ADJ         0
+    #define LULZBOT_TOOLHEAD_Y_MIN_ADJ         0
+    #define LULZBOT_TOOLHEAD_Z_MAX_ADJ         0
+    #define LULZBOT_TOOLHEAD_Z_MIN_ADJ         0
+    #define LULZBOT_TOOLHEAD_WIPE_X1_ADJ       0
+    #define LULZBOT_TOOLHEAD_WIPE_X2_ADJ       0
+    #define LULZBOT_TOOLHEAD_WIPE_Y1_ADJ       0
+    #define LULZBOT_TOOLHEAD_WIPE_Y2_ADJ       0
+    #define LULZBOT_E_STEPS                        833
+    #define LULZBOT_X_MAX_ENDSTOP_INVERTING        LULZBOT_NORMALLY_OPEN_ENDSTOP
+    #define LULZBOT_MOTOR_CURRENT_E            750 // mA
+#endif /* TOOLHEAD_Laser */
+
+
 /************************ CUSTOMIZE VERSION STRING ***************************/
 
 // The Makefile and build-lulzbot-firmware.sh has an option to generate
@@ -995,6 +1017,17 @@
     #define LULZBOT_DEFAULT_Kd 61.93
 #endif /* LULZBOT_E3D_Titan_Aero */
 
+#if defined(LULZBOT_Laserhead)
+    // LulzBot Laserhead
+    #define HEATER_0_MINTEMP                   0
+    #define HEATER_0_MAXTEMP                   255
+    #define LULZBOT_HEATER_MAXTEMP             255
+    #define LULZBOT_TEMP_SENSOR_0              998
+    #define LULZBOT_DEFAULT_Kp 28.79
+    #define LULZBOT_DEFAULT_Ki 1.91
+    #define LULZBOT_DEFAULT_Kd 108.51
+#endif /* LULZBOT_Laserhead */
+
 // Heated bed variants
 
 //24V 360W silicone heater from NPH on 3mm borosilicate (TAZ 2.2+)