Add changes for Metal Simple (April '14)

Marlin/Configuration.h

@@ -300,18 +300,18 @@ const bool Z_MAX_ENDSTOP_INVERTING = false; // set to true to invert the logic o
 // ENDSTOP SETTINGS:
 // Sets direction of endstops when homing; 1=MAX, -1=MIN
 #define X_HOME_DIR -1
-#define Y_HOME_DIR -1
+#define Y_HOME_DIR 1
 #define Z_HOME_DIR -1
 
 #define min_software_endstops true // If true, axis won't move to coordinates less than HOME_POS.
 #define max_software_endstops true  // If true, axis won't move to coordinates greater than the defined lengths below.
 
 // Travel limits after homing
-#define X_MAX_POS_DEFAULT 205
+#define X_MAX_POS_DEFAULT 152.4
 #define X_MIN_POS_DEFAULT 0
-#define Y_MAX_POS_DEFAULT 205
+#define Y_MAX_POS_DEFAULT 152.4
 #define Y_MIN_POS_DEFAULT 0
-#define Z_MAX_POS_DEFAULT 200
+#define Z_MAX_POS_DEFAULT 152.4
 #define Z_MIN_POS_DEFAULT 0
 
 #define X_MAX_LENGTH (base_max_pos[0] - base_min_pos[0])
@@ -330,11 +330,11 @@ const bool Z_MAX_ENDSTOP_INVERTING = false; // set to true to invert the logic o
   #define FRONT_PROBE_BED_POSITION 10
 
   // these are the offsets to the prob relative to the extruder tip (Hotend - Probe)
-  #define X_PROBE_OFFSET_FROM_EXTRUDER_DEFAULT 5
-  #define Y_PROBE_OFFSET_FROM_EXTRUDER_DEFAULT 0
+  #define X_PROBE_OFFSET_FROM_EXTRUDER_DEFAULT 10
+  #define Y_PROBE_OFFSET_FROM_EXTRUDER_DEFAULT 10
   #define Z_PROBE_OFFSET_FROM_EXTRUDER_DEFAULT -4
 
-  #define Z_RAISE_BEFORE_HOMING 4       // (in mm) Raise Z before homing (G28) for Probe Clearance.
+  #define Z_RAISE_BEFORE_HOMING 10       // (in mm) Raise Z before homing (G28) for Probe Clearance.
                                         // Be sure you have this distance over your Z_MAX_POS in case
 
   #define XY_TRAVEL_SPEED 5000         // X and Y axis travel speed between probes, in mm/min
@@ -395,7 +395,7 @@ const bool Z_MAX_ENDSTOP_INVERTING = false; // set to true to invert the logic o
 
 // default settings
 
-#define DEFAULT_AXIS_STEPS_PER_UNIT   {63.36,63.36,2272.72,590}
+#define DEFAULT_AXIS_STEPS_PER_UNIT   {80,80,2020,96}
 #define DEFAULT_MAX_FEEDRATE          {100, 100, 2, 14}    // (mm/sec)    
 #define DEFAULT_MAX_ACCELERATION      {2000,2000,30,10000}    // X, Y, Z, E maximum start speed for accelerated moves. E default values are good for skeinforge 40+, for older versions raise them a lot.
 

Marlin/pins.h

@@ -1561,7 +1561,8 @@
   #define TEMP_BED_PIN        6  // Bed / Analog pin numbering
 #else  // Printrboard
   #define X_STOP_PIN         35
-  #define Y_STOP_PIN          8
+  #define Y_MIN_PIN          -1
+  #define Y_MAX_PIN          8
   #define Z_STOP_PIN         36
   #define TEMP_0_PIN          1  // Extruder / Analog pin numbering
   #define TEMP_BED_PIN        0  // Bed / Analog pin numbering