Merge pull request #4551 from thinkyhead/rc_anhardt_rep_stow_allen

Make Allen Key Probe stow

Marlin/Marlin_main.cpp

@@ -2063,28 +2063,36 @@ static void clean_up_after_endstop_or_probe_move() {
     float oldYpos = current_position[Y_AXIS]; // save y position
 
     #ifdef _TRIGGERED_WHEN_STOWED_TEST
+
       // If endstop is already false, the Z probe is deployed
       if (_TRIGGERED_WHEN_STOWED_TEST == deploy) {     // closed after the probe specific actions.
                                                        // Would a goto be less ugly?
-      //while (!_TRIGGERED_WHEN_STOWED_TEST) { idle(); // would offer the opportunity
+        //while (!_TRIGGERED_WHEN_STOWED_TEST) idle(); // would offer the opportunity
                                                        // for a triggered when stowed manual probe.
+
+        if (!deploy) endstops.enable_z_probe(false); // Switch off triggered when stowed probes early
+                                                     // otherwise an Allen-Key probe can't be stowed.
     #endif
 
         #if ENABLED(Z_PROBE_SLED)
+
           dock_sled(!deploy);
+
         #elif HAS_Z_SERVO_ENDSTOP
-      servo[Z_ENDSTOP_SERVO_NR].move(z_servo_angle[((deploy) ? 0 : 1)]);
+
+          servo[Z_ENDSTOP_SERVO_NR].move(z_servo_angle[deploy ? 0 : 1]);
+
         #elif ENABLED(Z_PROBE_ALLEN_KEY)
-      if (!deploy) run_stow_moves_script();
+
-      else run_deploy_moves_script();
+          deploy ? run_deploy_moves_script() : run_stow_moves_script();
-     #else
+
-      // Nothing to be done. Just enable_z_probe below...
         #endif
 
     #ifdef _TRIGGERED_WHEN_STOWED_TEST
-      }; // opened before the probe specific actions
+      } // _TRIGGERED_WHEN_STOWED_TEST == deploy
+
+      if (_TRIGGERED_WHEN_STOWED_TEST == deploy) { // State hasn't changed?
 
-      if (_TRIGGERED_WHEN_STOWED_TEST == deploy) {
         if (IsRunning()) {
           SERIAL_ERROR_START;
           SERIAL_ERRORLNPGM("Z-Probe failed");
@@ -2092,7 +2100,9 @@ static void clean_up_after_endstop_or_probe_move() {
         }
         stop();
         return true;
-      }
+
+      } // _TRIGGERED_WHEN_STOWED_TEST == deploy
+
     #endif
 
     do_blocking_move_to(oldXpos, oldYpos, current_position[Z_AXIS]); // return to position before deploy