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Z Safe Homing for all

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The `Z_SAFE_HOMING` feature is coupled with probes and not leveling, so
make it available for general use.
This commit is contained in:
Scott Lahteine
2016-04-20 17:04:52 -07:00
parent 3db5a75f30
commit 0c2aa92b07
19 changed files with 305 additions and 304 deletions
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32
Marlin/example_configurations/delta/generic/Configuration.h
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@@ -764,22 +764,7 @@ const bool Z_MIN_PROBE_ENDSTOP_INVERTING = true; // set to true to invert the lo
#endif
// If you've enabled AUTO_BED_LEVELING_FEATURE and are using the Z Probe for Z Homing,
// it is highly recommended you leave Z_SAFE_HOMING enabled!
#define Z_SAFE_HOMING // Use the z-min-probe for homing to z-min - not the z-min-endstop.
// This feature is meant to avoid Z homing with Z probe outside the bed area.
// When defined, it will:
// - Allow Z homing only after X and Y homing AND stepper drivers still enabled.
// - If stepper drivers timeout, it will need X and Y homing again before Z homing.
// - Position the Z probe in a defined XY point before Z Homing when homing all axis (G28).
// - Block Z homing only when the Z probe is outside bed area.
#if ENABLED(Z_SAFE_HOMING)
#define Z_SAFE_HOMING_X_POINT ((X_MIN_POS + X_MAX_POS) / 2) // X point for Z homing when homing all axis (G28).
#define Z_SAFE_HOMING_Y_POINT ((Y_MIN_POS + Y_MAX_POS) / 2) // Y point for Z homing when homing all axis (G28).
#endif
// it is highly recommended you also enable Z_SAFE_HOMING below!
#endif // AUTO_BED_LEVELING_FEATURE
@@ -798,6 +783,21 @@ const bool Z_MIN_PROBE_ENDSTOP_INVERTING = true; // set to true to invert the lo
#define MANUAL_Z_HOME_POS 250 // For delta: Distance between nozzle and print surface after homing.
#endif
// Use "Z Safe Homing" to avoid homing with a Z probe outside the bed area.
//
// With this feature enabled:
//
// - Allow Z homing only after X and Y homing AND stepper drivers still enabled.
// - If stepper drivers time out, it will need X and Y homing again before Z homing.
// - Position the Z probe in a defined XY point before Z Homing when homing all axes (G28).
// - Prevent Z homing when the Z probe is outside bed area.
//#define Z_SAFE_HOMING
#if ENABLED(Z_SAFE_HOMING)
#define Z_SAFE_HOMING_X_POINT ((X_MIN_POS + X_MAX_POS) / 2) // X point for Z homing when homing all axis (G28).
#define Z_SAFE_HOMING_Y_POINT ((Y_MIN_POS + Y_MAX_POS) / 2) // Y point for Z homing when homing all axis (G28).
#endif
// @section movement
/**