From a0dc66f7bfab6815c4a64a1fbf02dd82d1d75d11 Mon Sep 17 00:00:00 2001 From: Bernhard Date: Sat, 26 Nov 2011 12:04:06 +0100 Subject: [PATCH] Home retract distance configureable per axis. --- Marlin/Configuration.h | 5 +++++ Marlin/Marlin.pde | 4 ++-- 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h index 17a8854638..7bd94f6403 100644 --- a/Marlin/Configuration.h +++ b/Marlin/Configuration.h @@ -207,6 +207,11 @@ const bool Z_ENDSTOPS_INVERTING = true; // set to true to invert the logic of th #define NUM_AXIS 4 // The axis order in all axis related arrays is X, Y, Z, E #define HOMING_FEEDRATE {50*60, 50*60, 4*60, 0} // set the homing speeds (mm/min) +//homing hits the endstop, then retracts by this distance, before it tries to slowly bump again: +#define X_HOME_RETRACT_MM 5 +#define Y_HOME_RETRACT_MM 5 +#define Z_HOME_RETRACT_MM 1 + #define AXIS_RELATIVE_MODES {false, false, false, false} #define MAX_STEP_FREQUENCY 40000 // Max step frequency for Ultimaker (5000 pps / half step) diff --git a/Marlin/Marlin.pde b/Marlin/Marlin.pde index d94f810c1d..d765d222b6 100644 --- a/Marlin/Marlin.pde +++ b/Marlin/Marlin.pde @@ -469,10 +469,10 @@ inline bool code_seen(char code) \ current_position[LETTER##_AXIS] = 0;\ plan_set_position(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS]);\ - destination[LETTER##_AXIS] = -5 * LETTER##_HOME_DIR;\ + destination[LETTER##_AXIS] = -LETTER##_HOME_RETRACT_MM * LETTER##_HOME_DIR;\ prepare_move(); \ \ - destination[LETTER##_AXIS] = 10 * LETTER##_HOME_DIR;\ + destination[LETTER##_AXIS] = 2*LETTER##_HOME_RETRACT_MM * LETTER##_HOME_DIR;\ feedrate = homing_feedrate[LETTER##_AXIS]/2 ; \ prepare_move(); \ \