Merge pull request #251 from ZetaPhoenix/Marlin_v1_bugfix

Limit Switch locations based on MIN/MAX limits and homing direction
This commit is contained in:
ErikZalm 2012-09-16 01:47:51 -07:00
commit 0a31ccb1d1
2 changed files with 56 additions and 4 deletions

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@ -203,10 +203,14 @@ const bool Z_ENDSTOPS_INVERTING = true; // set to true to invert the logic of th
#define Y_MAX_LENGTH (Y_MAX_POS - Y_MIN_POS) #define Y_MAX_LENGTH (Y_MAX_POS - Y_MIN_POS)
#define Z_MAX_LENGTH (Z_MAX_POS - Z_MIN_POS) #define Z_MAX_LENGTH (Z_MAX_POS - Z_MIN_POS)
// The position of the homing switches. Use MAX_LENGTH * -0.5 if the center should be 0, 0, 0 // The position of the homing switches
#define X_HOME_POS 0 //#define MANUAL_HOME_POSITIONS // If defined, manualy programed locations will be used
#define Y_HOME_POS 0 //#define BED_CENTER_AT_0_0 // If defined the center of the bed is defined as (0,0)
#define Z_HOME_POS 0
//Manual homing switch locations:
#define MANUAL_X_HOME_POS 0
#define MANUAL_Y_HOME_POS 0
#define MANUAL_Z_HOME_POS 0
//// MOVEMENT SETTINGS //// MOVEMENT SETTINGS
#define NUM_AXIS 4 // The axis order in all axis related arrays is X, Y, Z, E #define NUM_AXIS 4 // The axis order in all axis related arrays is X, Y, Z, E

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@ -76,6 +76,54 @@
#define ENDSTOPS_ONLY_FOR_HOMING // If defined the endstops will only be used for homing #define ENDSTOPS_ONLY_FOR_HOMING // If defined the endstops will only be used for homing
//// AUTOSET LOCATIONS OF LIMIT SWITCHES
//// Added by ZetaPhoenix 09-15-2012
#ifdef MANUAL_HOME_POSITION //Use manual limit switch locations
#define X_HOME_POS MANUAL_X_HOME_POS
#define Y_HOME_POS MANUAL_Y_HOME_POS
#define Z_HOME_POS MANUAL_Z_HOME_POS
#else //Set min/max homing switch positions based upon homing direction and min/max travel limits
//X axis
#if X_HOME_DIR == -1
#ifdef BED_CENTER_AT_0_0
#define X_HOME_POS X_MAX_LENGTH * -0.5
#else
#define X_HOME_POS X_MIN_POS
#endif //BED_CENTER_AT_0_0
#else
#ifdef BED_CENTER_AT_0_0
#define X_HOME_POS X_MAX_LENGTH * 0.5
#else
#define X_HOME_POS X_MAX_POS
#endif //BED_CENTER_AT_0_0
#endif //X_HOME_DIR == -1
//Y axis
#if Y_HOME_DIR == -1
#ifdef BED_CENTER_AT_0_0
#define Y_HOME_POS Y_MAX_LENGTH * -0.5
#else
#define Y_HOME_POS Y_MIN_POS
#endif //BED_CENTER_AT_0_0
#else
#ifdef BED_CENTER_AT_0_0
#define Y_HOME_POS Y_MAX_LENGTH * 0.5
#else
#define Y_HOME_POS Y_MAX_POS
#endif //BED_CENTER_AT_0_0
#endif //Y_HOME_DIR == -1
// Z axis
#if Z_HOME_DIR == -1 //BED_CENTER_AT_0_0 not used
#define Z_HOME_POS Z_MIN_POS
#else
#define Z_HOME_POS Z_MAX_POS
#endif //Z_HOME_DIR == -1
#endif //End auto min/max positions
//END AUTOSET LOCATIONS OF LIMIT SWITCHES -ZP
//#define Z_LATE_ENABLE // Enable Z the last moment. Needed if your Z driver overheats. //#define Z_LATE_ENABLE // Enable Z the last moment. Needed if your Z driver overheats.
// A single Z stepper driver is usually used to drive 2 stepper motors. // A single Z stepper driver is usually used to drive 2 stepper motors.