Bring example configs up to date (#11939)

Marlin/src/config/examples/delta/Anycubic/Kossel/Configuration_adv.h

@@ -288,6 +288,13 @@
 
 //#define Z_LATE_ENABLE // Enable Z the last moment. Needed if your Z driver overheats.
 
+// Employ an external closed loop controller. Override pins here if needed.
+//#define EXTERNAL_CLOSED_LOOP_CONTROLLER
+#if ENABLED(EXTERNAL_CLOSED_LOOP_CONTROLLER)
+  //#define CLOSED_LOOP_ENABLE_PIN        -1
+  //#define CLOSED_LOOP_MOVE_COMPLETE_PIN -1
+#endif
+
 /**
  * Dual Steppers / Dual Endstops
  *
@@ -332,6 +339,17 @@
   #endif
 #endif
 
+//#define Z_TRIPLE_STEPPER_DRIVERS
+#if ENABLED(Z_TRIPLE_STEPPER_DRIVERS)
+  //#define Z_TRIPLE_ENDSTOPS
+  #if ENABLED(Z_TRIPLE_ENDSTOPS)
+    #define Z2_USE_ENDSTOP _XMAX_
+    #define Z3_USE_ENDSTOP _YMAX_
+    #define Z_TRIPLE_ENDSTOPS_ADJUSTMENT2  0
+    #define Z_TRIPLE_ENDSTOPS_ADJUSTMENT3  0
+  #endif
+#endif
+
 /**
  * Dual X Carriage
  *
@@ -1086,6 +1104,10 @@
   #define Z2_SENSE_RESISTOR   91
   #define Z2_MICROSTEPS       16
 
+  #define Z3_MAX_CURRENT    1000
+  #define Z3_SENSE_RESISTOR   91
+  #define Z3_MICROSTEPS       16
+
   #define E0_MAX_CURRENT    1000
   #define E0_SENSE_RESISTOR   91
   #define E0_MICROSTEPS       16
@@ -1156,6 +1178,9 @@
   #define Z2_CURRENT         800
   #define Z2_MICROSTEPS       16
 
+  #define Z3_CURRENT         800
+  #define Z3_MICROSTEPS       16
+
   #define E0_CURRENT         800
   #define E0_MICROSTEPS       16