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Merge pull request #10032 from thinkyhead/bf2_unknown_z_no_raise

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[2.0.x] Add UNKNOWN_Z_NO_RAISE to prevent Z grinding
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Scott Lahteine 2018-03-10 00:57:30 -06:00 committed by GitHub
commit ddce486360
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64 changed files with 168 additions and 28 deletions
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2
Marlin/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/default/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/AlephObjects/TAZ4/Configuration.h
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@ -824,6 +824,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/AliExpress/CL-260/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Anet/A6/Configuration.h
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@ -879,6 +879,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Anet/A8/Configuration.h
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@ -811,6 +811,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Azteeg/X5GT/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/BIBO/TouchX/cyclops/Configuration.h
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@ -804,6 +804,8 @@ const bool Z_MIN_PROBE_ENDSTOP_INVERTING = true; // set to true to invert the lo
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
#define Z_HOMING_HEIGHT 10 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/BIBO/TouchX/default/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
#define Z_HOMING_HEIGHT 10 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/BQ/Hephestos/Configuration.h
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@ -792,6 +792,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/BQ/Hephestos_2/Configuration.h
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@ -805,6 +805,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
#define Z_HOMING_HEIGHT 5 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/BQ/WITBOX/Configuration.h
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@ -792,6 +792,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Cartesio/Configuration.h
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@ -803,6 +803,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Creality/CR-10/Configuration.h
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@ -814,6 +814,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 5 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Creality/CR-10S/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Creality/CR-10mini/Configuration.h
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@ -823,6 +823,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 5 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Creality/Ender-2/Configuration.h
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@ -808,6 +808,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Creality/Ender-4/Configuration.h
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@ -814,6 +814,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Felix/Configuration.h
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@ -786,6 +786,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Felix/DUAL/Configuration.h
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@ -786,6 +786,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/FolgerTech/i3-2020/Configuration.h
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@ -811,6 +811,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
#define Z_HOMING_HEIGHT 2 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Geeetech/GT2560/Configuration.h
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@ -819,6 +819,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Geeetech/I3_Pro_X-GT2560/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
#define Z_HOMING_HEIGHT 8 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Geeetech/Prusa i3 Pro B/bltouch/Configuration.h
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@ -820,6 +820,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Geeetech/Prusa i3 Pro B/noprobe/Configuration.h
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@ -819,6 +819,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Infitary/i3-M508/Configuration.h
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@ -808,6 +808,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/JGAurora/A5/Configuration.h
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@ -816,6 +816,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/MakerParts/Configuration.h
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@ -824,6 +824,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Malyan/M150/Configuration.h
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@ -828,6 +828,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Malyan/M200/Configuration.h
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@ -803,6 +803,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Micromake/C1/basic/Configuration.h
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@ -808,6 +808,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Micromake/C1/enhanced/Configuration.h
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@ -808,6 +808,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Mks/Sbase/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/RepRapWorld/Megatronics/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/RigidBot/Configuration.h
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@ -802,6 +802,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/SCARA/Configuration.h
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@ -815,6 +815,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/STM32F10/Configuration.h
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@ -807,6 +807,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Sanguinololu/Configuration.h
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@ -835,6 +835,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/TheBorg/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/TinyBoy2/Configuration.h
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@ -855,6 +855,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Tronxy/X1/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Tronxy/X5S/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 10 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Tronxy/XY100/Configuration.h
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@ -815,6 +815,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/UltiMachine/Archim2/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Velleman/K8200/Configuration.h
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@ -833,6 +833,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
// K8200: it is usual to have clamps for the glass plate on the heatbed
#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Velleman/K8400/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Velleman/K8400/Dual-head/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/Wanhao/Duplicator 6/Configuration.h
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@ -814,6 +814,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/adafruit/ST7565/Configuration.h
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@ -804,6 +804,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/delta/FLSUN/auto_calibrate/Configuration.h
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@ -934,6 +934,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
#define Z_HOMING_HEIGHT 15 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/delta/FLSUN/kossel/Configuration.h
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@ -934,6 +934,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
#define Z_HOMING_HEIGHT 15 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/delta/FLSUN/kossel_mini/Configuration.h
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@ -934,6 +934,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
#define Z_HOMING_HEIGHT 15 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/delta/Hatchbox_Alpha/Configuration.h
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@ -936,6 +936,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/delta/generic/Configuration.h
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@ -921,6 +921,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/delta/kossel_mini/Configuration.h
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@ -924,6 +924,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 15 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/delta/kossel_pro/Configuration.h
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@ -924,6 +924,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/delta/kossel_xl/Configuration.h
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@ -933,6 +933,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/gCreate/gMax1.5+/Configuration.h
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@ -817,6 +817,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
#define Z_HOMING_HEIGHT 10 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/makibox/Configuration.h
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@ -807,6 +807,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/stm32f103ret6/Configuration.h
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@ -805,6 +805,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/tvrrug/Round2/Configuration.h
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@ -799,6 +799,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

2
Marlin/src/config/examples/wt150/Configuration.h
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@ -809,6 +809,8 @@
//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
//#define UNKNOWN_Z_NO_RAISE // Don't raise Z (lower the bed) if Z is "unknown." For beds that fall when Z is powered off.
//#define Z_HOMING_HEIGHT 4 // (in mm) Minimal z height before homing (G28) for Z clearance above the bed, clamps, ...
// Be sure you have this distance over your Z_MAX_POS in case.

10
Marlin/src/gcode/calibrate/G28.cpp
View File

@ -221,9 +221,15 @@ void GcodeSuite::G28(const bool always_home_all) {
#endif
if (home_all || homeX || homeY) {
#if ENABLED(UNKNOWN_Z_NO_RAISE)
const float z_homing_height = axis_known_position[Z_AXIS] ? Z_HOMING_HEIGHT : 0;
#else
constexpr float z_homing_height = Z_HOMING_HEIGHT;
#endif
if (z_homing_height && (home_all || homeX || homeY)) {
// Raise Z before homing any other axes and z is not already high enough (never lower z)
destination[Z_AXIS] = Z_HOMING_HEIGHT;
destination[Z_AXIS] = z_homing_height;
if (destination[Z_AXIS] > current_position[Z_AXIS]) {
#if ENABLED(DEBUG_LEVELING_FEATURE)

56
Marlin/src/module/probe.cpp
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@ -57,25 +57,6 @@ float zprobe_zoffset; // Initialized by settings.load()
const int z_servo_angle[2] = Z_SERVO_ANGLES;
#endif
/**
* Raise Z to a minimum height to make room for a probe to move
*/
inline void do_probe_raise(const float z_raise) {
#if ENABLED(DEBUG_LEVELING_FEATURE)
if (DEBUGGING(LEVELING)) {
SERIAL_ECHOPAIR("do_probe_raise(", z_raise);
SERIAL_CHAR(')');
SERIAL_EOL();
}
#endif
float z_dest = z_raise;
if (zprobe_zoffset < 0) z_dest -= zprobe_zoffset;
if (z_dest > current_position[Z_AXIS])
do_blocking_move_to_z(z_dest);
}
#if ENABLED(Z_PROBE_SLED)
#ifndef SLED_DOCKING_OFFSET
@ -353,6 +334,27 @@ inline void do_probe_raise(const float z_raise) {
#endif // BLTOUCH
/**
* Raise Z to a minimum height to make room for a probe to move
*/
inline void do_probe_raise(const float z_raise) {
#if ENABLED(DEBUG_LEVELING_FEATURE)
if (DEBUGGING(LEVELING)) {
SERIAL_ECHOPAIR("do_probe_raise(", z_raise);
SERIAL_CHAR(')');
SERIAL_EOL();
}
#endif
float z_dest = z_raise;
if (zprobe_zoffset < 0) z_dest -= zprobe_zoffset;
NOMORE(z_dest, Z_MAX_POS);
if (z_dest > current_position[Z_AXIS])
do_blocking_move_to_z(z_dest);
}
// returns false for ok and true for failure
bool set_probe_deployed(const bool deploy) {
@ -376,13 +378,21 @@ bool set_probe_deployed(const bool deploy) {
// Make room for probe to deploy (or stow)
// Fix-mounted probe should only raise for deploy
if (
#if ENABLED(FIX_MOUNTED_PROBE)
deploy
const bool deploy_stow_condition = deploy;
#else
true
constexpr bool deploy_stow_condition = true;
#endif
) do_probe_raise(max(Z_CLEARANCE_BETWEEN_PROBES, Z_CLEARANCE_DEPLOY_PROBE));
// For beds that fall when Z is powered off only raise for trusted Z
#if ENABLED(UNKNOWN_Z_NO_RAISE)
const bool unknown_condition = axis_known_position[Z_AXIS];
#else
constexpr float unknown_condition = true;
#endif
if (deploy_stow_condition && unknown_condition)
do_probe_raise(max(Z_CLEARANCE_BETWEEN_PROBES, Z_CLEARANCE_DEPLOY_PROBE));
#if ENABLED(Z_PROBE_SLED) || ENABLED(Z_PROBE_ALLEN_KEY)
#if ENABLED(Z_PROBE_SLED)