diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h
index a2c43bd3d..9f6d0497a 100644
--- a/Marlin/Configuration.h
+++ b/Marlin/Configuration.h
@@ -398,6 +398,11 @@ const bool Z_MAX_ENDSTOP_INVERTING = false; // set to true to invert the logic o
 
   #ifdef AUTO_BED_LEVELING_GRID
 
+    // Use one of these defines to specify the origin
+    // for a topographical map to be printed for your bed.
+    enum { OriginBackLeft, OriginFrontLeft, OriginBackRight, OriginFrontRight };
+    #define TOPO_ORIGIN OriginFrontLeft
+
     // The edges of the rectangle in which to probe
     #define LEFT_PROBE_BED_POSITION 15
     #define RIGHT_PROBE_BED_POSITION 170
diff --git a/Marlin/Marlin.h b/Marlin/Marlin.h
index 286a8d5ae..c056dd6ad 100644
--- a/Marlin/Marlin.h
+++ b/Marlin/Marlin.h
@@ -33,7 +33,7 @@
 #endif
 
 #define BIT(b) (1<<(b))
-#define TEST(n,b) ((n)&BIT(b)!=0)
+#define TEST(n,b) (((n)&BIT(b))!=0)
 
 // Arduino < 1.0.0 does not define this, so we need to do it ourselves
 #ifndef analogInputToDigitalPin
diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index e7298c43c..855b264bc 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -1854,12 +1854,6 @@ inline void gcode_G28() {
    *     Usage: "G29 E" or "G29 e"
    *
    */
-
-  // Use one of these defines to specify the origin
-  // for a topographical map to be printed for your bed.
-  enum { OriginBackLeft, OriginFrontLeft, OriginBackRight, OriginFrontRight };
-  #define TOPO_ORIGIN OriginFrontLeft
-
   inline void gcode_G29() {
 
     // Prevent user from running a G29 without first homing in X and Y
diff --git a/Marlin/configurator/config/Configuration.h b/Marlin/configurator/config/Configuration.h
index ddfbe0174..89bfe5c18 100644
--- a/Marlin/configurator/config/Configuration.h
+++ b/Marlin/configurator/config/Configuration.h
@@ -438,6 +438,11 @@ const bool Z_MAX_ENDSTOP_INVERTING = true; // set to true to invert the logic of
 
   #ifdef AUTO_BED_LEVELING_GRID
 
+    // Use one of these defines to specify the origin
+    // for a topographical map to be printed for your bed.
+    enum { OriginBackLeft, OriginFrontLeft, OriginBackRight, OriginFrontRight };
+    #define TOPO_ORIGIN OriginFrontLeft
+
     // The edges of the rectangle in which to probe
     #define LEFT_PROBE_BED_POSITION 15
     #define RIGHT_PROBE_BED_POSITION 170
diff --git a/Marlin/example_configurations/Felix/Configuration.h b/Marlin/example_configurations/Felix/Configuration.h
index a33705058..12a82f589 100644
--- a/Marlin/example_configurations/Felix/Configuration.h
+++ b/Marlin/example_configurations/Felix/Configuration.h
@@ -384,6 +384,11 @@ const bool Z_MAX_ENDSTOP_INVERTING = true; // set to true to invert the logic of
   // Note: this feature occupies 10'206 byte
   #ifdef AUTO_BED_LEVELING_GRID
 
+    // Use one of these defines to specify the origin
+    // for a topographical map to be printed for your bed.
+    enum { OriginBackLeft, OriginFrontLeft, OriginBackRight, OriginFrontRight };
+    #define TOPO_ORIGIN OriginFrontLeft
+
     // set the rectangle in which to probe
     #define LEFT_PROBE_BED_POSITION 15
     #define RIGHT_PROBE_BED_POSITION 170
diff --git a/Marlin/example_configurations/Felix/Configuration_DUAL.h b/Marlin/example_configurations/Felix/Configuration_DUAL.h
index aad5963eb..9b1f10263 100644
--- a/Marlin/example_configurations/Felix/Configuration_DUAL.h
+++ b/Marlin/example_configurations/Felix/Configuration_DUAL.h
@@ -384,6 +384,11 @@ const bool Z_MAX_ENDSTOP_INVERTING = true; // set to true to invert the logic of
   // Note: this feature occupies 10'206 byte
   #ifdef AUTO_BED_LEVELING_GRID
 
+    // Use one of these defines to specify the origin
+    // for a topographical map to be printed for your bed.
+    enum { OriginBackLeft, OriginFrontLeft, OriginBackRight, OriginFrontRight };
+    #define TOPO_ORIGIN OriginFrontLeft
+
     // set the rectangle in which to probe
     #define LEFT_PROBE_BED_POSITION 15
     #define RIGHT_PROBE_BED_POSITION 170
diff --git a/Marlin/example_configurations/Hephestos/Configuration.h b/Marlin/example_configurations/Hephestos/Configuration.h
index a5d3c8eb5..b2bddb1dc 100644
--- a/Marlin/example_configurations/Hephestos/Configuration.h
+++ b/Marlin/example_configurations/Hephestos/Configuration.h
@@ -408,6 +408,11 @@ const bool Z_MAX_ENDSTOP_INVERTING = true; // set to true to invert the logic of
 
   #ifdef AUTO_BED_LEVELING_GRID
 
+    // Use one of these defines to specify the origin
+    // for a topographical map to be printed for your bed.
+    enum { OriginBackLeft, OriginFrontLeft, OriginBackRight, OriginFrontRight };
+    #define TOPO_ORIGIN OriginFrontLeft
+
     // The edges of the rectangle in which to probe
     #define LEFT_PROBE_BED_POSITION 15
     #define RIGHT_PROBE_BED_POSITION 170
diff --git a/Marlin/example_configurations/K8200/Configuration.h b/Marlin/example_configurations/K8200/Configuration.h
index 1aee050c7..fc7fccfba 100644
--- a/Marlin/example_configurations/K8200/Configuration.h
+++ b/Marlin/example_configurations/K8200/Configuration.h
@@ -413,6 +413,11 @@ const bool Z_MAX_ENDSTOP_INVERTING = true; // set to true to invert the logic of
 
   #ifdef AUTO_BED_LEVELING_GRID
 
+    // Use one of these defines to specify the origin
+    // for a topographical map to be printed for your bed.
+    enum { OriginBackLeft, OriginFrontLeft, OriginBackRight, OriginFrontRight };
+    #define TOPO_ORIGIN OriginFrontLeft
+
     // The edges of the rectangle in which to probe
     #define LEFT_PROBE_BED_POSITION 15
     #define RIGHT_PROBE_BED_POSITION 170
diff --git a/Marlin/example_configurations/SCARA/Configuration.h b/Marlin/example_configurations/SCARA/Configuration.h
index 665517194..7568b6074 100644
--- a/Marlin/example_configurations/SCARA/Configuration.h
+++ b/Marlin/example_configurations/SCARA/Configuration.h
@@ -437,6 +437,11 @@ const bool Z_MAX_ENDSTOP_INVERTING = true; // set to true to invert the logic of
 
   #ifdef AUTO_BED_LEVELING_GRID
 
+    // Use one of these defines to specify the origin
+    // for a topographical map to be printed for your bed.
+    enum { OriginBackLeft, OriginFrontLeft, OriginBackRight, OriginFrontRight };
+    #define TOPO_ORIGIN OriginFrontLeft
+
     // The edges of the rectangle in which to probe
     #define LEFT_PROBE_BED_POSITION 15
     #define RIGHT_PROBE_BED_POSITION 170
diff --git a/Marlin/example_configurations/WITBOX/Configuration.h b/Marlin/example_configurations/WITBOX/Configuration.h
index 2e99c8227..bfcf1e779 100644
--- a/Marlin/example_configurations/WITBOX/Configuration.h
+++ b/Marlin/example_configurations/WITBOX/Configuration.h
@@ -407,6 +407,11 @@ const bool Z_MAX_ENDSTOP_INVERTING = true; // set to true to invert the logic of
 
   #ifdef AUTO_BED_LEVELING_GRID
 
+    // Use one of these defines to specify the origin
+    // for a topographical map to be printed for your bed.
+    enum { OriginBackLeft, OriginFrontLeft, OriginBackRight, OriginFrontRight };
+    #define TOPO_ORIGIN OriginFrontLeft
+
     // The edges of the rectangle in which to probe
     #define LEFT_PROBE_BED_POSITION 15
     #define RIGHT_PROBE_BED_POSITION 170
diff --git a/Marlin/example_configurations/makibox/Configuration.h b/Marlin/example_configurations/makibox/Configuration.h
index 1f6489328..3bb627bcc 100644
--- a/Marlin/example_configurations/makibox/Configuration.h
+++ b/Marlin/example_configurations/makibox/Configuration.h
@@ -405,6 +405,11 @@ const bool Z_MAX_ENDSTOP_INVERTING = true; // set to true to invert the logic of
 
   #ifdef AUTO_BED_LEVELING_GRID
 
+    // Use one of these defines to specify the origin
+    // for a topographical map to be printed for your bed.
+    enum { OriginBackLeft, OriginFrontLeft, OriginBackRight, OriginFrontRight };
+    #define TOPO_ORIGIN OriginFrontLeft
+
     // The edges of the rectangle in which to probe
     #define LEFT_PROBE_BED_POSITION 15
     #define RIGHT_PROBE_BED_POSITION 170
diff --git a/Marlin/example_configurations/tvrrug/Round2/Configuration.h b/Marlin/example_configurations/tvrrug/Round2/Configuration.h
index ee326c182..b7d128de8 100644
--- a/Marlin/example_configurations/tvrrug/Round2/Configuration.h
+++ b/Marlin/example_configurations/tvrrug/Round2/Configuration.h
@@ -407,6 +407,11 @@ const bool Z_MAX_ENDSTOP_INVERTING = true; // set to true to invert the logic of
 
   #ifdef AUTO_BED_LEVELING_GRID
 
+    // Use one of these defines to specify the origin
+    // for a topographical map to be printed for your bed.
+    enum { OriginBackLeft, OriginFrontLeft, OriginBackRight, OriginFrontRight };
+    #define TOPO_ORIGIN OriginFrontLeft
+
     // The edges of the rectangle in which to probe
     #define LEFT_PROBE_BED_POSITION 15
     #define RIGHT_PROBE_BED_POSITION 170
diff --git a/Marlin/stepper.cpp b/Marlin/stepper.cpp
index eb904bb2d..780712ba7 100644
--- a/Marlin/stepper.cpp
+++ b/Marlin/stepper.cpp
@@ -413,48 +413,49 @@ ISR(TIMER1_COMPA_vect) {
       #else
         // Head direction in -X axis for CoreXY bots.
         // If DeltaX == -DeltaY, the movement is only in Y axis
-        if (TEST(out_bits, X_HEAD) && (current_block->steps_x != current_block->steps_y || (TEST(out_bits, X_AXIS) == TEST(out_bits, Y_AXIS))))
+        if (current_block->steps_x != current_block->steps_y || (TEST(out_bits, X_AXIS) == TEST(out_bits, Y_AXIS)))      
+            if (TEST(out_bits, X_HEAD))
       #endif
-        { // -direction
-          #ifdef DUAL_X_CARRIAGE
-            // with 2 x-carriages, endstops are only checked in the homing direction for the active extruder
-            if ((current_block->active_extruder == 0 && X_HOME_DIR == -1) || (current_block->active_extruder != 0 && X2_HOME_DIR == -1))
-          #endif          
-            {
-              #if defined(X_MIN_PIN) && X_MIN_PIN >= 0
-                UPDATE_ENDSTOP(x, X, min, MIN);
+            { // -direction
+              #ifdef DUAL_X_CARRIAGE
+                // with 2 x-carriages, endstops are only checked in the homing direction for the active extruder
+                if ((current_block->active_extruder == 0 && X_HOME_DIR == -1) || (current_block->active_extruder != 0 && X2_HOME_DIR == -1))
+              #endif          
+                {
+                  #if defined(X_MIN_PIN) && X_MIN_PIN >= 0
+                    UPDATE_ENDSTOP(x, X, min, MIN);
+                  #endif
+                }
+            }
+            else { // +direction
+              #ifdef DUAL_X_CARRIAGE
+                // with 2 x-carriages, endstops are only checked in the homing direction for the active extruder
+                if ((current_block->active_extruder == 0 && X_HOME_DIR == 1) || (current_block->active_extruder != 0 && X2_HOME_DIR == 1))
+              #endif
+                {
+                  #if defined(X_MAX_PIN) && X_MAX_PIN >= 0
+                    UPDATE_ENDSTOP(x, X, max, MAX);
+                  #endif
+                }
+            }
+      #ifndef COREXY
+        if (TEST(out_bits, Y_AXIS))   // -direction
+      #else
+        // Head direction in -Y axis for CoreXY bots.
+        // If DeltaX == DeltaY, the movement is only in X axis
+        if (current_block->steps_x != current_block->steps_y || (TEST(out_bits, X_AXIS) != TEST(out_bits, Y_AXIS)))
+            if (TEST(out_bits, Y_HEAD))             
+      #endif
+            { // -direction
+              #if defined(Y_MIN_PIN) && Y_MIN_PIN >= 0
+                UPDATE_ENDSTOP(y, Y, min, MIN);
               #endif
             }
-        }
-        else { // +direction
-          #ifdef DUAL_X_CARRIAGE
-            // with 2 x-carriages, endstops are only checked in the homing direction for the active extruder
-            if ((current_block->active_extruder == 0 && X_HOME_DIR == 1) || (current_block->active_extruder != 0 && X2_HOME_DIR == 1))
-          #endif
-            {
-              #if defined(X_MAX_PIN) && X_MAX_PIN >= 0
-                UPDATE_ENDSTOP(x, X, max, MAX);
+            else { // +direction
+              #if defined(Y_MAX_PIN) && Y_MAX_PIN >= 0
+                UPDATE_ENDSTOP(y, Y, max, MAX);
               #endif
             }
-        }
-
-        #ifndef COREXY
-          if (TEST(out_bits, Y_AXIS))   // -direction
-        #else
-          // Head direction in -Y axis for CoreXY bots.
-          // If DeltaX == DeltaY, the movement is only in X axis
-          if (TEST(out_bits, Y_HEAD) && (current_block->steps_x != current_block->steps_y || (TEST(out_bits, X_AXIS) != TEST(out_bits, Y_AXIS))))
-        #endif
-        { // -direction
-          #if defined(Y_MIN_PIN) && Y_MIN_PIN >= 0
-            UPDATE_ENDSTOP(y, Y, min, MIN);
-          #endif
-        }
-        else { // +direction
-          #if defined(Y_MAX_PIN) && Y_MAX_PIN >= 0
-            UPDATE_ENDSTOP(y, Y, max, MAX);
-          #endif
-        }
     }
 
     if (TEST(out_bits, Z_AXIS)) {   // -direction
diff --git a/Marlin/temperature.cpp b/Marlin/temperature.cpp
index 9a3072663..ed5593057 100644
--- a/Marlin/temperature.cpp
+++ b/Marlin/temperature.cpp
@@ -535,17 +535,17 @@ inline void _temp_error(int e, const char *msg1, const char *msg2) {
 
 void max_temp_error(uint8_t e) {
   disable_heater();
-  _temp_error(e, MSG_MAXTEMP_EXTRUDER_OFF, MSG_ERR_MAXTEMP);
+  _temp_error(e, PSTR(MSG_MAXTEMP_EXTRUDER_OFF), PSTR(MSG_ERR_MAXTEMP));
 }
 void min_temp_error(uint8_t e) {
   disable_heater();
-  _temp_error(e, MSG_MINTEMP_EXTRUDER_OFF, MSG_ERR_MINTEMP);
+  _temp_error(e, PSTR(MSG_MINTEMP_EXTRUDER_OFF), PSTR(MSG_ERR_MINTEMP));
 }
 void bed_max_temp_error(void) {
   #if HAS_HEATER_BED
     WRITE_HEATER_BED(0);
   #endif
-  _temp_error(-1, MSG_MAXTEMP_BED_OFF, MSG_ERR_MAXTEMP_BED);
+  _temp_error(-1, PSTR(MSG_MAXTEMP_BED_OFF), PSTR(MSG_ERR_MAXTEMP_BED));
 }
 
 float get_pid_output(int e) {