fix G28 A0 for deltas, should be able to home just the A (or B or C) axis

diff --git a/FirmwareBin/firmware-latest.bin b/FirmwareBin/firmware-latest.bin
index 4d2ed18..ecca635 100755 (executable)
Binary files a/FirmwareBin/firmware-latest.bin and b/FirmwareBin/firmware-latest.bin differ

diff --git a/src/modules/tools/endstops/Endstops.cpp b/src/modules/tools/endstops/Endstops.cpp
index 73f6960..57d105d 100644 (file)
--- a/src/modules/tools/endstops/Endstops.cpp
+++ b/src/modules/tools/endstops/Endstops.cpp
@@ -648,12 +648,14 @@ void Endstops::home(axis_bitmap_t a)
 
     // check that the endstops were hit and it did not stop short for some reason
     // if the endstop is not triggered then enter ALARM state
-    // with deltas we check all three axis were triggered
-    for (size_t i = X_AXIS; i <= Z_AXIS; ++i) {
-        if((axis_to_home[i] || this->is_delta || this->is_rdelta) && !homing_axis[i].pin_info->triggered) {
-            this->status = NOT_HOMING;
-            THEKERNEL->call_event(ON_HALT, nullptr);
-            return;
+    // with deltas we check all three axis were triggered, but at least one of XYZ must be set to home
+    if(axis_to_home[X_AXIS] || axis_to_home[Y_AXIS] || axis_to_home[Z_AXIS]) {
+        for (size_t i = X_AXIS; i <= Z_AXIS; ++i) {
+            if((axis_to_home[i] || this->is_delta || this->is_rdelta) && !homing_axis[i].pin_info->triggered) {
+                this->status = NOT_HOMING;
+                THEKERNEL->call_event(ON_HALT, nullptr);
+                return;
+            }
         }
     }