diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h
index e44c7f8cf4..12d394fc3b 100644
--- a/Marlin/Configuration.h
+++ b/Marlin/Configuration.h
@@ -914,7 +914,7 @@
#define UBL_PROBE_PT_3_X 180
#define UBL_PROBE_PT_3_Y 20
- #define UBL_G26_MESH_VALIDATION // Enable G26 mesh validation
+ //#define UBL_G26_MESH_VALIDATION // Enable G26 mesh validation
#define UBL_MESH_EDIT_MOVES_Z // Sophisticated users prefer no movement of nozzle
#elif ENABLED(MESH_BED_LEVELING)
diff --git a/Marlin/boards.h b/Marlin/boards.h
index cec937980c..398165e46c 100644
--- a/Marlin/boards.h
+++ b/Marlin/boards.h
@@ -64,6 +64,8 @@
#define BOARD_ULTIMAKER 7 // Ultimaker
#define BOARD_ULTIMAKER_OLD 71 // Ultimaker (Older electronics. Pre 1.5.4. This is rare)
#define BOARD_ULTIMAIN_2 72 // Ultimainboard 2.x (Uses TEMP_SENSOR 20)
+#define BOARD_GT2560_REV_A 74 // Geeetech GT2560 Rev. A
+#define BOARD_GT2560_REV_A_PLUS 75 // Geeetech GT2560 Rev. A+ (with auto level probe)
#define BOARD_3DRAG 77 // 3Drag Controller
#define BOARD_K8200 78 // Velleman K8200 Controller (derived from 3Drag Controller)
#define BOARD_K8400 79 // Velleman K8400 Controller (derived from 3Drag Controller)
diff --git a/Marlin/example_configurations/Geeetech/GT2560/Configuration.h b/Marlin/example_configurations/Geeetech/GT2560/Configuration.h
new file mode 100644
index 0000000000..6cbc46bc06
--- /dev/null
+++ b/Marlin/example_configurations/Geeetech/GT2560/Configuration.h
@@ -0,0 +1,1665 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+/**
+ * Configuration.h
+ *
+ * Basic settings such as:
+ *
+ * - Type of electronics
+ * - Type of temperature sensor
+ * - Printer geometry
+ * - Endstop configuration
+ * - LCD controller
+ * - Extra features
+ *
+ * Advanced settings can be found in Configuration_adv.h
+ *
+ */
+#ifndef CONFIGURATION_H
+#define CONFIGURATION_H
+#define CONFIGURATION_H_VERSION 010100
+
+//===========================================================================
+//============================= Getting Started =============================
+//===========================================================================
+
+/**
+ * Here are some standard links for getting your machine calibrated:
+ *
+ * http://reprap.org/wiki/Calibration
+ * http://youtu.be/wAL9d7FgInk
+ * http://calculator.josefprusa.cz
+ * http://reprap.org/wiki/Triffid_Hunter%27s_Calibration_Guide
+ * http://www.thingiverse.com/thing:5573
+ * https://sites.google.com/site/repraplogphase/calibration-of-your-reprap
+ * http://www.thingiverse.com/thing:298812
+ */
+
+//===========================================================================
+//============================= DELTA Printer ===============================
+//===========================================================================
+// For a Delta printer start with one of the configuration files in the
+// example_configurations/delta directory and customize for your machine.
+//
+
+//===========================================================================
+//============================= SCARA Printer ===============================
+//===========================================================================
+// For a SCARA printer start with the configuration files in
+// example_configurations/SCARA and customize for your machine.
+//
+
+// @section info
+
+// User-specified version info of this build to display in [Pronterface, etc] terminal window during
+// startup. Implementation of an idea by Prof Braino to inform user that any changes made to this
+// build by the user have been successfully uploaded into firmware.
+#define STRING_CONFIG_H_AUTHOR "(none, default config)" // Who made the changes.
+#define SHOW_BOOTSCREEN
+#define STRING_SPLASH_LINE1 SHORT_BUILD_VERSION // will be shown during bootup in line 1
+#define STRING_SPLASH_LINE2 WEBSITE_URL // will be shown during bootup in line 2
+
+//
+// *** VENDORS PLEASE READ *****************************************************
+//
+// Marlin now allow you to have a vendor boot image to be displayed on machine
+// start. When SHOW_CUSTOM_BOOTSCREEN is defined Marlin will first show your
+// custom boot image and then the default Marlin boot image is shown.
+//
+// We suggest for you to take advantage of this new feature and keep the Marlin
+// boot image unmodified. For an example have a look at the bq Hephestos 2
+// example configuration folder.
+//
+//#define SHOW_CUSTOM_BOOTSCREEN
+// @section machine
+
+/**
+ * Select which serial port on the board will be used for communication with the host.
+ * This allows the connection of wireless adapters (for instance) to non-default port pins.
+ * Serial port 0 is always used by the Arduino bootloader regardless of this setting.
+ *
+ * :[0, 1, 2, 3, 4, 5, 6, 7]
+ */
+#define SERIAL_PORT 0
+
+/**
+ * This setting determines the communication speed of the printer.
+ *
+ * 250000 works in most cases, but you might try a lower speed if
+ * you commonly experience drop-outs during host printing.
+ *
+ * :[2400, 9600, 19200, 38400, 57600, 115200, 250000]
+ */
+#define BAUDRATE 250000
+
+// Enable the Bluetooth serial interface on AT90USB devices
+//#define BLUETOOTH
+
+// The following define selects which electronics board you have.
+// Please choose the name from boards.h that matches your setup
+#ifndef MOTHERBOARD
+ #define MOTHERBOARD BOARD_GT2560_REV_A
+#endif
+
+// Optional custom name for your RepStrap or other custom machine
+// Displayed in the LCD "Ready" message
+//#define CUSTOM_MACHINE_NAME "3D Printer"
+
+// Define this to set a unique identifier for this printer, (Used by some programs to differentiate between machines)
+// You can use an online service to generate a random UUID. (eg http://www.uuidgenerator.net/version4)
+//#define MACHINE_UUID "00000000-0000-0000-0000-000000000000"
+
+// @section extruder
+
+// This defines the number of extruders
+// :[1, 2, 3, 4, 5]
+#define EXTRUDERS 1
+
+// For Cyclops or any "multi-extruder" that shares a single nozzle.
+//#define SINGLENOZZLE
+
+/**
+ * Průša MK2 Single Nozzle Multi-Material Multiplexer, and variants.
+ *
+ * This device allows one stepper driver on a control board to drive
+ * two to eight stepper motors, one at a time, in a manner suitable
+ * for extruders.
+ *
+ * This option only allows the multiplexer to switch on tool-change.
+ * Additional options to configure custom E moves are pending.
+ */
+//#define MK2_MULTIPLEXER
+#if ENABLED(MK2_MULTIPLEXER)
+ // Override the default DIO selector pins here, if needed.
+ // Some pins files may provide defaults for these pins.
+ //#define E_MUX0_PIN 40 // Always Required
+ //#define E_MUX1_PIN 42 // Needed for 3 to 8 steppers
+ //#define E_MUX2_PIN 44 // Needed for 5 to 8 steppers
+#endif
+
+// A dual extruder that uses a single stepper motor
+//#define SWITCHING_EXTRUDER
+#if ENABLED(SWITCHING_EXTRUDER)
+ #define SWITCHING_EXTRUDER_SERVO_NR 0
+ #define SWITCHING_EXTRUDER_SERVO_ANGLES { 0, 90 } // Angles for E0, E1[, E2, E3]
+ #if EXTRUDERS > 3
+ #define SWITCHING_EXTRUDER_E23_SERVO_NR 1
+ #endif
+#endif
+
+// A dual-nozzle that uses a servomotor to raise/lower one of the nozzles
+//#define SWITCHING_NOZZLE
+#if ENABLED(SWITCHING_NOZZLE)
+ #define SWITCHING_NOZZLE_SERVO_NR 0
+ #define SWITCHING_NOZZLE_SERVO_ANGLES { 0, 90 } // Angles for E0, E1
+ //#define HOTEND_OFFSET_Z { 0.0, 0.0 }
+#endif
+
+/**
+ * "Mixing Extruder"
+ * - Adds a new code, M165, to set the current mix factors.
+ * - Extends the stepping routines to move multiple steppers in proportion to the mix.
+ * - Optional support for Repetier Firmware M163, M164, and virtual extruder.
+ * - This implementation supports only a single extruder.
+ * - Enable DIRECT_MIXING_IN_G1 for Pia Taubert's reference implementation
+ */
+//#define MIXING_EXTRUDER
+#if ENABLED(MIXING_EXTRUDER)
+ #define MIXING_STEPPERS 2 // Number of steppers in your mixing extruder
+ #define MIXING_VIRTUAL_TOOLS 16 // Use the Virtual Tool method with M163 and M164
+ //#define DIRECT_MIXING_IN_G1 // Allow ABCDHI mix factors in G1 movement commands
+#endif
+
+// Offset of the extruders (uncomment if using more than one and relying on firmware to position when changing).
+// The offset has to be X=0, Y=0 for the extruder 0 hotend (default extruder).
+// For the other hotends it is their distance from the extruder 0 hotend.
+//#define HOTEND_OFFSET_X {0.0, 20.00} // (in mm) for each extruder, offset of the hotend on the X axis
+//#define HOTEND_OFFSET_Y {0.0, 5.00} // (in mm) for each extruder, offset of the hotend on the Y axis
+
+// @section machine
+
+/**
+ * Select your power supply here. Use 0 if you haven't connected the PS_ON_PIN
+ *
+ * 0 = No Power Switch
+ * 1 = ATX
+ * 2 = X-Box 360 203Watts (the blue wire connected to PS_ON and the red wire to VCC)
+ *
+ * :{ 0:'No power switch', 1:'ATX', 2:'X-Box 360' }
+ */
+#define POWER_SUPPLY 0
+
+#if POWER_SUPPLY > 0
+ // Enable this option to leave the PSU off at startup.
+ // Power to steppers and heaters will need to be turned on with M80.
+ //#define PS_DEFAULT_OFF
+#endif
+
+// @section temperature
+
+//===========================================================================
+//============================= Thermal Settings ============================
+//===========================================================================
+
+/**
+ * --NORMAL IS 4.7kohm PULLUP!-- 1kohm pullup can be used on hotend sensor, using correct resistor and table
+ *
+ * Temperature sensors available:
+ *
+ * -3 : thermocouple with MAX31855 (only for sensor 0)
+ * -2 : thermocouple with MAX6675 (only for sensor 0)
+ * -1 : thermocouple with AD595
+ * 0 : not used
+ * 1 : 100k thermistor - best choice for EPCOS 100k (4.7k pullup)
+ * 2 : 200k thermistor - ATC Semitec 204GT-2 (4.7k pullup)
+ * 3 : Mendel-parts thermistor (4.7k pullup)
+ * 4 : 10k thermistor !! do not use it for a hotend. It gives bad resolution at high temp. !!
+ * 5 : 100K thermistor - ATC Semitec 104GT-2 (Used in ParCan & J-Head) (4.7k pullup)
+ * 6 : 100k EPCOS - Not as accurate as table 1 (created using a fluke thermocouple) (4.7k pullup)
+ * 7 : 100k Honeywell thermistor 135-104LAG-J01 (4.7k pullup)
+ * 71 : 100k Honeywell thermistor 135-104LAF-J01 (4.7k pullup)
+ * 8 : 100k 0603 SMD Vishay NTCS0603E3104FXT (4.7k pullup)
+ * 9 : 100k GE Sensing AL03006-58.2K-97-G1 (4.7k pullup)
+ * 10 : 100k RS thermistor 198-961 (4.7k pullup)
+ * 11 : 100k beta 3950 1% thermistor (4.7k pullup)
+ * 12 : 100k 0603 SMD Vishay NTCS0603E3104FXT (4.7k pullup) (calibrated for Makibox hot bed)
+ * 13 : 100k Hisens 3950 1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE"
+ * 20 : the PT100 circuit found in the Ultimainboard V2.x
+ * 60 : 100k Maker's Tool Works Kapton Bed Thermistor beta=3950
+ * 66 : 4.7M High Temperature thermistor from Dyze Design
+ * 70 : the 100K thermistor found in the bq Hephestos 2
+ * 75 : 100k Generic Silicon Heat Pad with NTC 100K MGB18-104F39050L32 thermistor
+ *
+ * 1k ohm pullup tables - This is atypical, and requires changing out the 4.7k pullup for 1k.
+ * (but gives greater accuracy and more stable PID)
+ * 51 : 100k thermistor - EPCOS (1k pullup)
+ * 52 : 200k thermistor - ATC Semitec 204GT-2 (1k pullup)
+ * 55 : 100k thermistor - ATC Semitec 104GT-2 (Used in ParCan & J-Head) (1k pullup)
+ *
+ * 1047 : Pt1000 with 4k7 pullup
+ * 1010 : Pt1000 with 1k pullup (non standard)
+ * 147 : Pt100 with 4k7 pullup
+ * 110 : Pt100 with 1k pullup (non standard)
+ *
+ * Use these for Testing or Development purposes. NEVER for production machine.
+ * 998 : Dummy Table that ALWAYS reads 25°C or the temperature defined below.
+ * 999 : Dummy Table that ALWAYS reads 100°C or the temperature defined below.
+ *
+ * :{ '0': "Not used", '1':"100k / 4.7k - EPCOS", '2':"200k / 4.7k - ATC Semitec 204GT-2", '3':"Mendel-parts / 4.7k", '4':"10k !! do not use for a hotend. Bad resolution at high temp. !!", '5':"100K / 4.7k - ATC Semitec 104GT-2 (Used in ParCan & J-Head)", '6':"100k / 4.7k EPCOS - Not as accurate as Table 1", '7':"100k / 4.7k Honeywell 135-104LAG-J01", '8':"100k / 4.7k 0603 SMD Vishay NTCS0603E3104FXT", '9':"100k / 4.7k GE Sensing AL03006-58.2K-97-G1", '10':"100k / 4.7k RS 198-961", '11':"100k / 4.7k beta 3950 1%", '12':"100k / 4.7k 0603 SMD Vishay NTCS0603E3104FXT (calibrated for Makibox hot bed)", '13':"100k Hisens 3950 1% up to 300°C for hotend 'Simple ONE ' & hotend 'All In ONE'", '20':"PT100 (Ultimainboard V2.x)", '51':"100k / 1k - EPCOS", '52':"200k / 1k - ATC Semitec 204GT-2", '55':"100k / 1k - ATC Semitec 104GT-2 (Used in ParCan & J-Head)", '60':"100k Maker's Tool Works Kapton Bed Thermistor beta=3950", '66':"Dyze Design 4.7M High Temperature thermistor", '70':"the 100K thermistor found in the bq Hephestos 2", '71':"100k / 4.7k Honeywell 135-104LAF-J01", '147':"Pt100 / 4.7k", '1047':"Pt1000 / 4.7k", '110':"Pt100 / 1k (non-standard)", '1010':"Pt1000 / 1k (non standard)", '-3':"Thermocouple + MAX31855 (only for sensor 0)", '-2':"Thermocouple + MAX6675 (only for sensor 0)", '-1':"Thermocouple + AD595",'998':"Dummy 1", '999':"Dummy 2" }
+ */
+#define TEMP_SENSOR_0 1
+#define TEMP_SENSOR_1 0
+#define TEMP_SENSOR_2 0
+#define TEMP_SENSOR_3 0
+#define TEMP_SENSOR_4 0
+#define TEMP_SENSOR_BED 1
+
+// Dummy thermistor constant temperature readings, for use with 998 and 999
+#define DUMMY_THERMISTOR_998_VALUE 25
+#define DUMMY_THERMISTOR_999_VALUE 100
+
+// Use temp sensor 1 as a redundant sensor with sensor 0. If the readings
+// from the two sensors differ too much the print will be aborted.
+//#define TEMP_SENSOR_1_AS_REDUNDANT
+#define MAX_REDUNDANT_TEMP_SENSOR_DIFF 10
+
+// Extruder temperature must be close to target for this long before M109 returns success
+#define TEMP_RESIDENCY_TIME 10 // (seconds)
+#define TEMP_HYSTERESIS 3 // (degC) range of +/- temperatures considered "close" to the target one
+#define TEMP_WINDOW 1 // (degC) Window around target to start the residency timer x degC early.
+
+// Bed temperature must be close to target for this long before M190 returns success
+#define TEMP_BED_RESIDENCY_TIME 10 // (seconds)
+#define TEMP_BED_HYSTERESIS 3 // (degC) range of +/- temperatures considered "close" to the target one
+#define TEMP_BED_WINDOW 1 // (degC) Window around target to start the residency timer x degC early.
+
+// The minimal temperature defines the temperature below which the heater will not be enabled It is used
+// to check that the wiring to the thermistor is not broken.
+// Otherwise this would lead to the heater being powered on all the time.
+#define HEATER_0_MINTEMP 5
+#define HEATER_1_MINTEMP 5
+#define HEATER_2_MINTEMP 5
+#define HEATER_3_MINTEMP 5
+#define HEATER_4_MINTEMP 5
+#define BED_MINTEMP 5
+
+// When temperature exceeds max temp, your heater will be switched off.
+// This feature exists to protect your hotend from overheating accidentally, but *NOT* from thermistor short/failure!
+// You should use MINTEMP for thermistor short/failure protection.
+#define HEATER_0_MAXTEMP 275
+#define HEATER_1_MAXTEMP 275
+#define HEATER_2_MAXTEMP 275
+#define HEATER_3_MAXTEMP 275
+#define HEATER_4_MAXTEMP 275
+#define BED_MAXTEMP 150
+
+//===========================================================================
+//============================= PID Settings ================================
+//===========================================================================
+// PID Tuning Guide here: http://reprap.org/wiki/PID_Tuning
+
+// Comment the following line to disable PID and enable bang-bang.
+#define PIDTEMP
+#define BANG_MAX 255 // limits current to nozzle while in bang-bang mode; 255=full current
+#define PID_MAX BANG_MAX // limits current to nozzle while PID is active (see PID_FUNCTIONAL_RANGE below); 255=full current
+#if ENABLED(PIDTEMP)
+ //#define PID_AUTOTUNE_MENU // Add PID Autotune to the LCD "Temperature" menu to run M303 and apply the result.
+ //#define PID_DEBUG // Sends debug data to the serial port.
+ //#define PID_OPENLOOP 1 // Puts PID in open loop. M104/M140 sets the output power from 0 to PID_MAX
+ //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
+ //#define PID_PARAMS_PER_HOTEND // Uses separate PID parameters for each extruder (useful for mismatched extruders)
+ // Set/get with gcode: M301 E[extruder number, 0-2]
+ #define PID_FUNCTIONAL_RANGE 10 // If the temperature difference between the target temperature and the actual temperature
+ // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
+ #define K1 0.95 //smoothing factor within the PID
+
+ // Geeetech MK8 Extruder
+ #define DEFAULT_Kp 12.33
+ #define DEFAULT_Ki 0.51
+ #define DEFAULT_Kd 74.50
+
+ // CTC MK8 Extruder
+ //#define DEFAULT_Kp 19.86
+ //#define DEFAULT_Ki 1.0
+ //#define DEFAULT_Kd 98.83
+
+ // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
+
+ // Ultimaker
+ //#define DEFAULT_Kp 22.2
+ //#define DEFAULT_Ki 1.08
+ //#define DEFAULT_Kd 114
+
+ // MakerGear
+ //#define DEFAULT_Kp 7.0
+ //#define DEFAULT_Ki 0.1
+ //#define DEFAULT_Kd 12
+
+ // Mendel Parts V9 on 12V
+ //#define DEFAULT_Kp 63.0
+ //#define DEFAULT_Ki 2.25
+ //#define DEFAULT_Kd 440
+
+#endif // PIDTEMP
+
+//===========================================================================
+//============================= PID > Bed Temperature Control ===============
+//===========================================================================
+// Select PID or bang-bang with PIDTEMPBED. If bang-bang, BED_LIMIT_SWITCHING will enable hysteresis
+//
+// Uncomment this to enable PID on the bed. It uses the same frequency PWM as the extruder.
+// If your PID_dT is the default, and correct for your hardware/configuration, that means 7.689Hz,
+// which is fine for driving a square wave into a resistive load and does not significantly impact you FET heating.
+// This also works fine on a Fotek SSR-10DA Solid State Relay into a 250W heater.
+// If your configuration is significantly different than this and you don't understand the issues involved, you probably
+// shouldn't use bed PID until someone else verifies your hardware works.
+// If this is enabled, find your own PID constants below.
+//#define PIDTEMPBED
+
+//#define BED_LIMIT_SWITCHING
+
+// This sets the max power delivered to the bed, and replaces the HEATER_BED_DUTY_CYCLE_DIVIDER option.
+// all forms of bed control obey this (PID, bang-bang, bang-bang with hysteresis)
+// setting this to anything other than 255 enables a form of PWM to the bed just like HEATER_BED_DUTY_CYCLE_DIVIDER did,
+// so you shouldn't use it unless you are OK with PWM on your bed. (see the comment on enabling PIDTEMPBED)
+#define MAX_BED_POWER 255 // limits duty cycle to bed; 255=full current
+
+#if ENABLED(PIDTEMPBED)
+
+ //#define PID_BED_DEBUG // Sends debug data to the serial port.
+
+ //12v (120 watt?) MK2a PCB Heatbed into 4mm borosilicate (Geeetech Prusa i3 Pro, Pro/B/C/X)
+ #define DEFAULT_bedKp 234.88
+ #define DEFAULT_bedKi 42.79
+ #define DEFAULT_bedKd 322.28
+
+ //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)
+ //from FOPDT model - kp=.39 Tp=405 Tdead=66, Tc set to 79.2, aggressive factor of .15 (vs .1, 1, 10)
+ //#define DEFAULT_bedKp 10.00
+ //#define DEFAULT_bedKi .023
+ //#define DEFAULT_bedKd 305.4
+
+ //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)
+ //from pidautotune
+ //#define DEFAULT_bedKp 97.1
+ //#define DEFAULT_bedKi 1.41
+ //#define DEFAULT_bedKd 1675.16
+
+ // FIND YOUR OWN: "M303 E-1 C8 S90" to run autotune on the bed at 90 degreesC for 8 cycles.
+#endif // PIDTEMPBED
+
+// @section extruder
+
+// This option prevents extrusion if the temperature is below EXTRUDE_MINTEMP.
+// It also enables the M302 command to set the minimum extrusion temperature
+// or to allow moving the extruder regardless of the hotend temperature.
+// *** IT IS HIGHLY RECOMMENDED TO LEAVE THIS OPTION ENABLED! ***
+#define PREVENT_COLD_EXTRUSION
+#define EXTRUDE_MINTEMP 170
+
+// This option prevents a single extrusion longer than EXTRUDE_MAXLENGTH.
+// Note that for Bowden Extruders a too-small value here may prevent loading.
+#define PREVENT_LENGTHY_EXTRUDE
+#define EXTRUDE_MAXLENGTH 200
+
+//===========================================================================
+//======================== Thermal Runaway Protection =======================
+//===========================================================================
+
+/**
+ * Thermal Protection protects your printer from damage and fire if a
+ * thermistor falls out or temperature sensors fail in any way.
+ *
+ * The issue: If a thermistor falls out or a temperature sensor fails,
+ * Marlin can no longer sense the actual temperature. Since a disconnected
+ * thermistor reads as a low temperature, the firmware will keep the heater on.
+ *
+ * If you get "Thermal Runaway" or "Heating failed" errors the
+ * details can be tuned in Configuration_adv.h
+ */
+
+#define THERMAL_PROTECTION_HOTENDS // Enable thermal protection for all extruders
+#define THERMAL_PROTECTION_BED // Enable thermal protection for the heated bed
+
+//===========================================================================
+//============================= Mechanical Settings =========================
+//===========================================================================
+
+// @section machine
+
+// Uncomment one of these options to enable CoreXY, CoreXZ, or CoreYZ kinematics
+// either in the usual order or reversed
+//#define COREXY
+//#define COREXZ
+//#define COREYZ
+//#define COREYX
+//#define COREZX
+//#define COREZY
+
+//===========================================================================
+//============================== Endstop Settings ===========================
+//===========================================================================
+
+// @section homing
+
+// Specify here all the endstop connectors that are connected to any endstop or probe.
+// Almost all printers will be using one per axis. Probes will use one or more of the
+// extra connectors. Leave undefined any used for non-endstop and non-probe purposes.
+#define USE_XMIN_PLUG
+#define USE_YMIN_PLUG
+#define USE_ZMIN_PLUG
+//#define USE_XMAX_PLUG
+//#define USE_YMAX_PLUG
+//#define USE_ZMAX_PLUG
+
+// coarse Endstop Settings
+#define ENDSTOPPULLUPS // Comment this out (using // at the start of the line) to disable the endstop pullup resistors
+
+#if DISABLED(ENDSTOPPULLUPS)
+ // fine endstop settings: Individual pullups. will be ignored if ENDSTOPPULLUPS is defined
+ //#define ENDSTOPPULLUP_XMAX
+ //#define ENDSTOPPULLUP_YMAX
+ //#define ENDSTOPPULLUP_ZMAX
+ //#define ENDSTOPPULLUP_XMIN
+ //#define ENDSTOPPULLUP_YMIN
+ //#define ENDSTOPPULLUP_ZMIN
+ //#define ENDSTOPPULLUP_ZMIN_PROBE
+#endif
+
+// Mechanical endstop with COM to ground and NC to Signal uses "false" here (most common setup).
+#define X_MIN_ENDSTOP_INVERTING false // set to true to invert the logic of the endstop.
+#define Y_MIN_ENDSTOP_INVERTING false // set to true to invert the logic of the endstop.
+#define Z_MIN_ENDSTOP_INVERTING false // set to true to invert the logic of the endstop.
+#define X_MAX_ENDSTOP_INVERTING false // set to true to invert the logic of the endstop.
+#define Y_MAX_ENDSTOP_INVERTING false // set to true to invert the logic of the endstop.
+#define Z_MAX_ENDSTOP_INVERTING false // set to true to invert the logic of the endstop.
+#define Z_MIN_PROBE_ENDSTOP_INVERTING false // set to true to invert the logic of the probe.
+
+// Enable this feature if all enabled endstop pins are interrupt-capable.
+// This will remove the need to poll the interrupt pins, saving many CPU cycles.
+//#define ENDSTOP_INTERRUPTS_FEATURE
+
+//=============================================================================
+//============================== Movement Settings ============================
+//=============================================================================
+// @section motion
+
+/**
+ * Default Settings
+ *
+ * These settings can be reset by M502
+ *
+ * Note that if EEPROM is enabled, saved values will override these.
+ */
+
+/**
+ * With this option each E stepper can have its own factors for the
+ * following movement settings. If fewer factors are given than the
+ * total number of extruders, the last value applies to the rest.
+ */
+//#define DISTINCT_E_FACTORS
+
+/**
+ * Default Axis Steps Per Unit (steps/mm)
+ * Override with M92
+ * X, Y, Z, E0 [, E1[, E2[, E3[, E4]]]]
+ */
+#define DEFAULT_AXIS_STEPS_PER_UNIT { 78.74, 78.74, 2560, 105 }
+
+/**
+ * Default Max Feed Rate (mm/s)
+ * Override with M203
+ * X, Y, Z, E0 [, E1[, E2[, E3[, E4]]]]
+ */
+#define DEFAULT_MAX_FEEDRATE { 400, 400, 2, 45 }
+
+/**
+ * Default Max Acceleration (change/s) change = mm/s
+ * (Maximum start speed for accelerated moves)
+ * Override with M201
+ * X, Y, Z, E0 [, E1[, E2[, E3[, E4]]]]
+ */
+#define DEFAULT_MAX_ACCELERATION { 5000, 5000, 50, 5000 }
+
+/**
+ * Default Acceleration (change/s) change = mm/s
+ * Override with M204
+ *
+ * M204 P Acceleration
+ * M204 R Retract Acceleration
+ * M204 T Travel Acceleration
+ */
+#define DEFAULT_ACCELERATION 1000 // X, Y, Z and E acceleration for printing moves
+#define DEFAULT_RETRACT_ACCELERATION 2000 // E acceleration for retracts
+#define DEFAULT_TRAVEL_ACCELERATION 3000 // X, Y, Z acceleration for travel (non printing) moves
+
+/**
+ * Default Jerk (mm/s)
+ * Override with M205 X Y Z E
+ *
+ * "Jerk" specifies the minimum speed change that requires acceleration.
+ * When changing speed and direction, if the difference is less than the
+ * value set here, it may happen instantaneously.
+ */
+#define DEFAULT_XJERK 20.0
+#define DEFAULT_YJERK 20.0
+#define DEFAULT_ZJERK 0.4
+#define DEFAULT_EJERK 5.0
+
+//===========================================================================
+//============================= Z Probe Options =============================
+//===========================================================================
+// @section probes
+
+//
+// See http://marlinfw.org/configuration/probes.html
+//
+
+/**
+ * Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN
+ *
+ * Enable this option for a probe connected to the Z Min endstop pin.
+ */
+//#define Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN
+
+/**
+ * Z_MIN_PROBE_ENDSTOP
+ *
+ * Enable this option for a probe connected to any pin except Z-Min.
+ * (By default Marlin assumes the Z-Max endstop pin.)
+ * To use a custom Z Probe pin, set Z_MIN_PROBE_PIN below.
+ *
+ * - The simplest option is to use a free endstop connector.
+ * - Use 5V for powered (usually inductive) sensors.
+ *
+ * - RAMPS 1.3/1.4 boards may use the 5V, GND, and Aux4->D32 pin:
+ * - For simple switches connect...
+ * - normally-closed switches to GND and D32.
+ * - normally-open switches to 5V and D32.
+ *
+ * WARNING: Setting the wrong pin may have unexpected and potentially
+ * disastrous consequences. Use with caution and do your homework.
+ *
+ */
+//#define Z_MIN_PROBE_ENDSTOP
+
+/**
+ * Probe Type
+ *
+ * Allen Key Probes, Servo Probes, Z-Sled Probes, FIX_MOUNTED_PROBE, etc.
+ * Activate one of these to use Auto Bed Leveling below.
+ */
+
+/**
+ * The "Manual Probe" provides a means to do "Auto" Bed Leveling without a probe.
+ * Use G29 repeatedly, adjusting the Z height at each point with movement commands
+ * or (with LCD_BED_LEVELING) the LCD controller.
+ */
+//#define PROBE_MANUALLY
+
+/**
+ * A Fix-Mounted Probe either doesn't deploy or needs manual deployment.
+ * (e.g., an inductive probe or a nozzle-based probe-switch.)
+ */
+//#define FIX_MOUNTED_PROBE
+
+/**
+ * Z Servo Probe, such as an endstop switch on a rotating arm.
+ */
+//#define Z_ENDSTOP_SERVO_NR 0 // Defaults to SERVO 0 connector.
+//#define Z_SERVO_ANGLES {70,0} // Z Servo Deploy and Stow angles
+
+/**
+ * The BLTouch probe uses a Hall effect sensor and emulates a servo.
+ */
+//#define BLTOUCH
+#if ENABLED(BLTOUCH)
+ //#define BLTOUCH_DELAY 375 // (ms) Enable and increase if needed
+#endif
+
+/**
+ * Enable one or more of the following if probing seems unreliable.
+ * Heaters and/or fans can be disabled during probing to minimize electrical
+ * noise. A delay can also be added to allow noise and vibration to settle.
+ * These options are most useful for the BLTouch probe, but may also improve
+ * readings with inductive probes and piezo sensors.
+ */
+//#define PROBING_HEATERS_OFF // Turn heaters off when probing
+//#define PROBING_FANS_OFF // Turn fans off when probing
+//#define DELAY_BEFORE_PROBING 200 // (ms) To prevent vibrations from triggering piezo sensors
+
+// A probe that is deployed and stowed with a solenoid pin (SOL1_PIN)
+//#define SOLENOID_PROBE
+
+// A sled-mounted probe like those designed by Charles Bell.
+//#define Z_PROBE_SLED
+//#define SLED_DOCKING_OFFSET 5 // The extra distance the X axis must travel to pickup the sled. 0 should be fine but you can push it further if you'd like.
+
+//
+// For Z_PROBE_ALLEN_KEY see the Delta example configurations.
+//
+
+/**
+ * Z Probe to nozzle (X,Y) offset, relative to (0, 0).
+ * X and Y offsets must be integers.
+ *
+ * In the following example the X and Y offsets are both positive:
+ * #define X_PROBE_OFFSET_FROM_EXTRUDER 10
+ * #define Y_PROBE_OFFSET_FROM_EXTRUDER 10
+ *
+ * +-- BACK ---+
+ * | |
+ * L | (+) P | R <-- probe (20,20)
+ * E | | I
+ * F | (-) N (+) | G <-- nozzle (10,10)
+ * T | | H
+ * | (-) | T
+ * | |
+ * O-- FRONT --+
+ * (0,0)
+ */
+#define X_PROBE_OFFSET_FROM_EXTRUDER 10 // X offset: -left +right [of the nozzle]
+#define Y_PROBE_OFFSET_FROM_EXTRUDER 10 // Y offset: -front +behind [the nozzle]
+#define Z_PROBE_OFFSET_FROM_EXTRUDER 0 // Z offset: -below +above [the nozzle]
+
+// X and Y axis travel speed (mm/m) between probes
+#define XY_PROBE_SPEED 8000
+
+// Speed for the first approach when double-probing (with PROBE_DOUBLE_TOUCH)
+#define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
+
+// Speed for the "accurate" probe of each point
+#define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
+
+// Use double touch for probing
+//#define PROBE_DOUBLE_TOUCH
+
+/**
+ * Z probes require clearance when deploying, stowing, and moving between
+ * probe points to avoid hitting the bed and other hardware.
+ * Servo-mounted probes require extra space for the arm to rotate.
+ * Inductive probes need space to keep from triggering early.
+ *
+ * Use these settings to specify the distance (mm) to raise the probe (or
+ * lower the bed). The values set here apply over and above any (negative)
+ * probe Z Offset set with Z_PROBE_OFFSET_FROM_EXTRUDER, M851, or the LCD.
+ * Only integer values >= 1 are valid here.
+ *
+ * Example: `M851 Z-5` with a CLEARANCE of 4 => 9mm from bed to nozzle.
+ * But: `M851 Z+1` with a CLEARANCE of 2 => 2mm from bed to nozzle.
+ */
+#define Z_CLEARANCE_DEPLOY_PROBE 10 // Z Clearance for Deploy/Stow
+#define Z_CLEARANCE_BETWEEN_PROBES 5 // Z Clearance between probe points
+
+// For M851 give a range for adjusting the Z probe offset
+#define Z_PROBE_OFFSET_RANGE_MIN -20
+#define Z_PROBE_OFFSET_RANGE_MAX 20
+
+// Enable the M48 repeatability test to test probe accuracy
+//#define Z_MIN_PROBE_REPEATABILITY_TEST
+
+// For Inverting Stepper Enable Pins (Active Low) use 0, Non Inverting (Active High) use 1
+// :{ 0:'Low', 1:'High' }
+#define X_ENABLE_ON 0
+#define Y_ENABLE_ON 0
+#define Z_ENABLE_ON 0
+#define E_ENABLE_ON 0 // For all extruders
+
+// Disables axis stepper immediately when it's not being used.
+// WARNING: When motors turn off there is a chance of losing position accuracy!
+#define DISABLE_X false
+#define DISABLE_Y false
+#define DISABLE_Z false
+// Warn on display about possibly reduced accuracy
+//#define DISABLE_REDUCED_ACCURACY_WARNING
+
+// @section extruder
+
+#define DISABLE_E false // For all extruders
+#define DISABLE_INACTIVE_EXTRUDER true // Keep only the active extruder enabled.
+
+// @section machine
+
+// Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
+#define INVERT_X_DIR true
+#define INVERT_Y_DIR true
+#define INVERT_Z_DIR false
+
+// Enable this option for Toshiba stepper drivers
+//#define CONFIG_STEPPERS_TOSHIBA
+
+// @section extruder
+
+// For direct drive extruder v9 set to true, for geared extruder set to false.
+#define INVERT_E0_DIR true
+#define INVERT_E1_DIR true
+#define INVERT_E2_DIR true
+#define INVERT_E3_DIR true
+#define INVERT_E4_DIR true
+
+// @section homing
+
+//#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.
+
+// Direction of endstops when homing; 1=MAX, -1=MIN
+// :[-1,1]
+#define X_HOME_DIR -1
+#define Y_HOME_DIR -1
+#define Z_HOME_DIR -1
+
+// @section machine
+
+// The size of the print bed
+#define X_BED_SIZE 200
+#define Y_BED_SIZE 200
+
+// Travel limits (mm) after homing, corresponding to endstop positions.
+#define X_MIN_POS 0
+#define Y_MIN_POS 0
+#define Z_MIN_POS 0
+#define X_MAX_POS X_BED_SIZE
+#define Y_MAX_POS Y_BED_SIZE
+#define Z_MAX_POS 200
+
+// If enabled, axes won't move below MIN_POS in response to movement commands.
+#define MIN_SOFTWARE_ENDSTOPS
+// If enabled, axes won't move above MAX_POS in response to movement commands.
+#define MAX_SOFTWARE_ENDSTOPS
+
+/**
+ * Filament Runout Sensor
+ * A mechanical or opto endstop is used to check for the presence of filament.
+ *
+ * RAMPS-based boards use SERVO3_PIN.
+ * For other boards you may need to define FIL_RUNOUT_PIN.
+ * By default the firmware assumes HIGH = has filament, LOW = ran out
+ */
+//#define FILAMENT_RUNOUT_SENSOR
+#if ENABLED(FILAMENT_RUNOUT_SENSOR)
+ #define FIL_RUNOUT_INVERTING false // set to true to invert the logic of the sensor.
+ #define ENDSTOPPULLUP_FIL_RUNOUT // Uncomment to use internal pullup for filament runout pins if the sensor is defined.
+ #define FILAMENT_RUNOUT_SCRIPT "M600"
+#endif
+
+//===========================================================================
+//=============================== Bed Leveling ==============================
+//===========================================================================
+// @section bedlevel
+
+/**
+ * Choose one of the options below to enable G29 Bed Leveling. The parameters
+ * and behavior of G29 will change depending on your selection.
+ *
+ * If using a Probe for Z Homing, enable Z_SAFE_HOMING also!
+ *
+ * - AUTO_BED_LEVELING_3POINT
+ * Probe 3 arbitrary points on the bed (that aren't collinear)
+ * You specify the XY coordinates of all 3 points.
+ * The result is a single tilted plane. Best for a flat bed.
+ *
+ * - AUTO_BED_LEVELING_LINEAR
+ * Probe several points in a grid.
+ * You specify the rectangle and the density of sample points.
+ * The result is a single tilted plane. Best for a flat bed.
+ *
+ * - AUTO_BED_LEVELING_BILINEAR
+ * Probe several points in a grid.
+ * You specify the rectangle and the density of sample points.
+ * The result is a mesh, best for large or uneven beds.
+ *
+ * - AUTO_BED_LEVELING_UBL (Unified Bed Leveling)
+ * A comprehensive bed leveling system combining the features and benefits
+ * of other systems. UBL also includes integrated Mesh Generation, Mesh
+ * Validation and Mesh Editing systems. Currently, UBL is only checked out
+ * for Cartesian Printers. That said, it was primarily designed to correct
+ * poor quality Delta Printers. If you feel adventurous and have a Delta,
+ * please post an issue if something doesn't work correctly. Initially,
+ * you will need to set a reduced bed size so you have a rectangular area
+ * to test on.
+ *
+ * - MESH_BED_LEVELING
+ * Probe a grid manually
+ * The result is a mesh, suitable for large or uneven beds. (See BILINEAR.)
+ * For machines without a probe, Mesh Bed Leveling provides a method to perform
+ * leveling in steps so you can manually adjust the Z height at each grid-point.
+ * With an LCD controller the process is guided step-by-step.
+ */
+//#define AUTO_BED_LEVELING_3POINT
+//#define AUTO_BED_LEVELING_LINEAR
+//#define AUTO_BED_LEVELING_BILINEAR
+//#define AUTO_BED_LEVELING_UBL
+//#define MESH_BED_LEVELING
+
+/**
+ * Enable detailed logging of G28, G29, M48, etc.
+ * Turn on with the command 'M111 S32'.
+ * NOTE: Requires a lot of PROGMEM!
+ */
+//#define DEBUG_LEVELING_FEATURE
+
+#if ENABLED(MESH_BED_LEVELING) || ENABLED(AUTO_BED_LEVELING_BILINEAR) || ENABLED(AUTO_BED_LEVELING_UBL)
+ // Gradually reduce leveling correction until a set height is reached,
+ // at which point movement will be level to the machine's XY plane.
+ // The height can be set with M420 Z
+ #define ENABLE_LEVELING_FADE_HEIGHT
+#endif
+
+#if ENABLED(AUTO_BED_LEVELING_LINEAR) || ENABLED(AUTO_BED_LEVELING_BILINEAR)
+
+ // Set the number of grid points per dimension.
+ #define GRID_MAX_POINTS_X 3
+ #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
+
+ // Set the boundaries for probing (where the probe can reach).
+ #define LEFT_PROBE_BED_POSITION 15
+ #define RIGHT_PROBE_BED_POSITION 170
+ #define FRONT_PROBE_BED_POSITION 20
+ #define BACK_PROBE_BED_POSITION 170
+
+ // The Z probe minimum outer margin (to validate G29 parameters).
+ #define MIN_PROBE_EDGE 10
+
+ // Probe along the Y axis, advancing X after each column
+ //#define PROBE_Y_FIRST
+
+ #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+
+ // Beyond the probed grid, continue the implied tilt?
+ // Default is to maintain the height of the nearest edge.
+ //#define EXTRAPOLATE_BEYOND_GRID
+
+ //
+ // Experimental Subdivision of the grid by Catmull-Rom method.
+ // Synthesizes intermediate points to produce a more detailed mesh.
+ //
+ //#define ABL_BILINEAR_SUBDIVISION
+ #if ENABLED(ABL_BILINEAR_SUBDIVISION)
+ // Number of subdivisions between probe points
+ #define BILINEAR_SUBDIVISIONS 3
+ #endif
+
+ #endif
+
+#elif ENABLED(AUTO_BED_LEVELING_3POINT)
+
+ // 3 arbitrary points to probe.
+ // A simple cross-product is used to estimate the plane of the bed.
+ #define ABL_PROBE_PT_1_X 15
+ #define ABL_PROBE_PT_1_Y 180
+ #define ABL_PROBE_PT_2_X 15
+ #define ABL_PROBE_PT_2_Y 20
+ #define ABL_PROBE_PT_3_X 170
+ #define ABL_PROBE_PT_3_Y 20
+
+#elif ENABLED(AUTO_BED_LEVELING_UBL)
+
+ //===========================================================================
+ //========================= Unified Bed Leveling ============================
+ //===========================================================================
+
+ #define UBL_MESH_INSET 1 // Mesh inset margin on print area
+ #define GRID_MAX_POINTS_X 10 // Don't use more than 15 points per axis, implementation limited.
+ #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
+
+ #define UBL_PROBE_PT_1_X 39 // Probing points for 3-Point leveling of the mesh
+ #define UBL_PROBE_PT_1_Y 180
+ #define UBL_PROBE_PT_2_X 39
+ #define UBL_PROBE_PT_2_Y 20
+ #define UBL_PROBE_PT_3_X 180
+ #define UBL_PROBE_PT_3_Y 20
+
+ #define UBL_G26_MESH_VALIDATION // Enable G26 mesh validation
+ #define UBL_MESH_EDIT_MOVES_Z // Sophisticated users prefer no movement of nozzle
+
+#elif ENABLED(MESH_BED_LEVELING)
+
+ //===========================================================================
+ //=================================== Mesh ==================================
+ //===========================================================================
+
+ #define MESH_INSET 10 // Mesh inset margin on print area
+ #define GRID_MAX_POINTS_X 3 // Don't use more than 7 points per axis, implementation limited.
+ #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
+
+ //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest Z at Z_MIN_POS
+
+#endif // BED_LEVELING
+
+/**
+ * Use the LCD controller for bed leveling
+ * Requires MESH_BED_LEVELING or PROBE_MANUALLY
+ */
+//#define LCD_BED_LEVELING
+
+#if ENABLED(LCD_BED_LEVELING)
+ #define MBL_Z_STEP 0.025 // Step size while manually probing Z axis.
+ #define LCD_PROBE_Z_RANGE 4 // Z Range centered on Z_MIN_POS for LCD Z adjustment
+#endif
+
+/**
+ * Commands to execute at the end of G29 probing.
+ * Useful to retract or move the Z probe out of the way.
+ */
+//#define Z_PROBE_END_SCRIPT "G1 Z10 F12000\nG1 X15 Y330\nG1 Z0.5\nG1 Z10"
+
+
+// @section homing
+
+// The center of the bed is at (X=0, Y=0)
+//#define BED_CENTER_AT_0_0
+
+// Manually set the home position. Leave these undefined for automatic settings.
+// For DELTA this is the top-center of the Cartesian print volume.
+//#define MANUAL_X_HOME_POS 0
+//#define MANUAL_Y_HOME_POS 0
+//#define MANUAL_Z_HOME_POS 0
+
+// 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.
+// - Move the Z probe (or nozzle) to 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_BED_SIZE) / 2) // X point for Z homing when homing all axis (G28).
+ #define Z_SAFE_HOMING_Y_POINT ((Y_BED_SIZE) / 2) // Y point for Z homing when homing all axis (G28).
+#endif
+
+// Homing speeds (mm/m)
+#define HOMING_FEEDRATE_XY (50*60)
+#define HOMING_FEEDRATE_Z (4*60)
+
+//=============================================================================
+//============================= Additional Features ===========================
+//=============================================================================
+
+// @section extras
+
+//
+// EEPROM
+//
+// The microcontroller can store settings in the EEPROM, e.g. max velocity...
+// M500 - stores parameters in EEPROM
+// M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
+// M502 - reverts to the default "factory settings". You still need to store them in EEPROM afterwards if you want to.
+//
+#define EEPROM_SETTINGS // Enable for M500 and M501 commands
+//#define DISABLE_M503 // Saves ~2700 bytes of PROGMEM. Disable for release!
+#define EEPROM_CHITCHAT // Give feedback on EEPROM commands. Disable to save PROGMEM.
+
+//
+// Host Keepalive
+//
+// When enabled Marlin will send a busy status message to the host
+// every couple of seconds when it can't accept commands.
+//
+#define HOST_KEEPALIVE_FEATURE // Disable this if your host doesn't like keepalive messages
+#define DEFAULT_KEEPALIVE_INTERVAL 2 // Number of seconds between "busy" messages. Set with M113.
+#define BUSY_WHILE_HEATING // Some hosts require "busy" messages even during heating
+
+//
+// M100 Free Memory Watcher
+//
+//#define M100_FREE_MEMORY_WATCHER // uncomment to add the M100 Free Memory Watcher for debug purpose
+
+//
+// G20/G21 Inch mode support
+//
+//#define INCH_MODE_SUPPORT
+
+//
+// M149 Set temperature units support
+//
+//#define TEMPERATURE_UNITS_SUPPORT
+
+// @section temperature
+
+// Preheat Constants
+#define PREHEAT_1_TEMP_HOTEND 180
+#define PREHEAT_1_TEMP_BED 70
+#define PREHEAT_1_FAN_SPEED 0 // Value from 0 to 255
+
+#define PREHEAT_2_TEMP_HOTEND 240
+#define PREHEAT_2_TEMP_BED 110
+#define PREHEAT_2_FAN_SPEED 0 // Value from 0 to 255
+
+/**
+ * Nozzle Park -- EXPERIMENTAL
+ *
+ * Park the nozzle at the given XYZ position on idle or G27.
+ *
+ * The "P" parameter controls the action applied to the Z axis:
+ *
+ * P0 (Default) If Z is below park Z raise the nozzle.
+ * P1 Raise the nozzle always to Z-park height.
+ * P2 Raise the nozzle by Z-park amount, limited to Z_MAX_POS.
+ */
+//#define NOZZLE_PARK_FEATURE
+
+#if ENABLED(NOZZLE_PARK_FEATURE)
+ // Specify a park position as { X, Y, Z }
+ #define NOZZLE_PARK_POINT { (X_MIN_POS + 10), (Y_MAX_POS - 10), 20 }
+#endif
+
+/**
+ * Clean Nozzle Feature -- EXPERIMENTAL
+ *
+ * Adds the G12 command to perform a nozzle cleaning process.
+ *
+ * Parameters:
+ * P Pattern
+ * S Strokes / Repetitions
+ * T Triangles (P1 only)
+ *
+ * Patterns:
+ * P0 Straight line (default). This process requires a sponge type material
+ * at a fixed bed location. "S" specifies strokes (i.e. back-forth motions)
+ * between the start / end points.
+ *
+ * P1 Zig-zag pattern between (X0, Y0) and (X1, Y1), "T" specifies the
+ * number of zig-zag triangles to do. "S" defines the number of strokes.
+ * Zig-zags are done in whichever is the narrower dimension.
+ * For example, "G12 P1 S1 T3" will execute:
+ *
+ * --
+ * | (X0, Y1) | /\ /\ /\ | (X1, Y1)
+ * | | / \ / \ / \ |
+ * A | | / \ / \ / \ |
+ * | | / \ / \ / \ |
+ * | (X0, Y0) | / \/ \/ \ | (X1, Y0)
+ * -- +--------------------------------+
+ * |________|_________|_________|
+ * T1 T2 T3
+ *
+ * P2 Circular pattern with middle at NOZZLE_CLEAN_CIRCLE_MIDDLE.
+ * "R" specifies the radius. "S" specifies the stroke count.
+ * Before starting, the nozzle moves to NOZZLE_CLEAN_START_POINT.
+ *
+ * Caveats: The ending Z should be the same as starting Z.
+ * Attention: EXPERIMENTAL. G-code arguments may change.
+ *
+ */
+//#define NOZZLE_CLEAN_FEATURE
+
+#if ENABLED(NOZZLE_CLEAN_FEATURE)
+ // Default number of pattern repetitions
+ #define NOZZLE_CLEAN_STROKES 12
+
+ // Default number of triangles
+ #define NOZZLE_CLEAN_TRIANGLES 3
+
+ // Specify positions as { X, Y, Z }
+ #define NOZZLE_CLEAN_START_POINT { 30, 30, (Z_MIN_POS + 1)}
+ #define NOZZLE_CLEAN_END_POINT {100, 60, (Z_MIN_POS + 1)}
+
+ // Circular pattern radius
+ #define NOZZLE_CLEAN_CIRCLE_RADIUS 6.5
+ // Circular pattern circle fragments number
+ #define NOZZLE_CLEAN_CIRCLE_FN 10
+ // Middle point of circle
+ #define NOZZLE_CLEAN_CIRCLE_MIDDLE NOZZLE_CLEAN_START_POINT
+
+ // Moves the nozzle to the initial position
+ #define NOZZLE_CLEAN_GOBACK
+#endif
+
+/**
+ * Print Job Timer
+ *
+ * Automatically start and stop the print job timer on M104/M109/M190.
+ *
+ * M104 (hotend, no wait) - high temp = none, low temp = stop timer
+ * M109 (hotend, wait) - high temp = start timer, low temp = stop timer
+ * M190 (bed, wait) - high temp = start timer, low temp = none
+ *
+ * The timer can also be controlled with the following commands:
+ *
+ * M75 - Start the print job timer
+ * M76 - Pause the print job timer
+ * M77 - Stop the print job timer
+ */
+#define PRINTJOB_TIMER_AUTOSTART
+
+/**
+ * Print Counter
+ *
+ * Track statistical data such as:
+ *
+ * - Total print jobs
+ * - Total successful print jobs
+ * - Total failed print jobs
+ * - Total time printing
+ *
+ * View the current statistics with M78.
+ */
+//#define PRINTCOUNTER
+
+//=============================================================================
+//============================= LCD and SD support ============================
+//=============================================================================
+
+// @section lcd
+
+/**
+ * LCD LANGUAGE
+ *
+ * Select the language to display on the LCD. These languages are available:
+ *
+ * en, an, bg, ca, cn, cz, cz_utf8, de, el, el-gr, es, eu, fi, fr, gl, hr,
+ * it, kana, kana_utf8, nl, pl, pt, pt_utf8, pt-br, pt-br_utf8, ru, tr, uk,
+ * zh_CN, zh_TW, test
+ *
+ * :{ 'en':'English', 'an':'Aragonese', 'bg':'Bulgarian', 'ca':'Catalan', 'cn':'Chinese', 'cz':'Czech', 'cz_utf8':'Czech (UTF8)', 'de':'German', 'el':'Greek', 'el-gr':'Greek (Greece)', 'es':'Spanish', 'eu':'Basque-Euskera', 'fi':'Finnish', 'fr':'French', 'gl':'Galician', 'hr':'Croatian', 'it':'Italian', 'kana':'Japanese', 'kana_utf8':'Japanese (UTF8)', 'nl':'Dutch', 'pl':'Polish', 'pt':'Portuguese', 'pt-br':'Portuguese (Brazilian)', 'pt-br_utf8':'Portuguese (Brazilian UTF8)', 'pt_utf8':'Portuguese (UTF8)', 'ru':'Russian', 'tr':'Turkish', 'uk':'Ukrainian', 'zh_CN':'Chinese (Simplified)', 'zh_TW':'Chinese (Taiwan)', test':'TEST' }
+ */
+#define LCD_LANGUAGE en
+
+/**
+ * LCD Character Set
+ *
+ * Note: This option is NOT applicable to Graphical Displays.
+ *
+ * All character-based LCDs provide ASCII plus one of these
+ * language extensions:
+ *
+ * - JAPANESE ... the most common
+ * - WESTERN ... with more accented characters
+ * - CYRILLIC ... for the Russian language
+ *
+ * To determine the language extension installed on your controller:
+ *
+ * - Compile and upload with LCD_LANGUAGE set to 'test'
+ * - Click the controller to view the LCD menu
+ * - The LCD will display Japanese, Western, or Cyrillic text
+ *
+ * See https://github.com/MarlinFirmware/Marlin/wiki/LCD-Language
+ *
+ * :['JAPANESE', 'WESTERN', 'CYRILLIC']
+ */
+#define DISPLAY_CHARSET_HD44780 JAPANESE
+
+/**
+ * LCD TYPE
+ *
+ * Enable ULTRA_LCD for a 16x2, 16x4, 20x2, or 20x4 character-based LCD.
+ * Enable DOGLCD for a 128x64 (ST7565R) Full Graphical Display.
+ * (These options will be enabled automatically for most displays.)
+ *
+ * IMPORTANT: The U8glib library is required for Full Graphic Display!
+ * https://github.com/olikraus/U8glib_Arduino
+ */
+//#define ULTRA_LCD // Character based
+//#define DOGLCD // Full graphics display
+
+/**
+ * SD CARD
+ *
+ * SD Card support is disabled by default. If your controller has an SD slot,
+ * you must uncomment the following option or it won't work.
+ *
+ */
+//#define SDSUPPORT
+
+/**
+ * SD CARD: SPI SPEED
+ *
+ * Enable one of the following items for a slower SPI transfer speed.
+ * This may be required to resolve "volume init" errors.
+ */
+//#define SPI_SPEED SPI_HALF_SPEED
+//#define SPI_SPEED SPI_QUARTER_SPEED
+//#define SPI_SPEED SPI_EIGHTH_SPEED
+
+/**
+ * SD CARD: ENABLE CRC
+ *
+ * Use CRC checks and retries on the SD communication.
+ */
+//#define SD_CHECK_AND_RETRY
+
+//
+// ENCODER SETTINGS
+//
+// This option overrides the default number of encoder pulses needed to
+// produce one step. Should be increased for high-resolution encoders.
+//
+//#define ENCODER_PULSES_PER_STEP 1
+
+//
+// Use this option to override the number of step signals required to
+// move between next/prev menu items.
+//
+//#define ENCODER_STEPS_PER_MENU_ITEM 5
+
+/**
+ * Encoder Direction Options
+ *
+ * Test your encoder's behavior first with both options disabled.
+ *
+ * Reversed Value Edit and Menu Nav? Enable REVERSE_ENCODER_DIRECTION.
+ * Reversed Menu Navigation only? Enable REVERSE_MENU_DIRECTION.
+ * Reversed Value Editing only? Enable BOTH options.
+ */
+
+//
+// This option reverses the encoder direction everywhere.
+//
+// Set this option if CLOCKWISE causes values to DECREASE
+//
+//#define REVERSE_ENCODER_DIRECTION
+
+//
+// This option reverses the encoder direction for navigating LCD menus.
+//
+// If CLOCKWISE normally moves DOWN this makes it go UP.
+// If CLOCKWISE normally moves UP this makes it go DOWN.
+//
+//#define REVERSE_MENU_DIRECTION
+
+//
+// Individual Axis Homing
+//
+// Add individual axis homing items (Home X, Home Y, and Home Z) to the LCD menu.
+//
+//#define INDIVIDUAL_AXIS_HOMING_MENU
+
+//
+// SPEAKER/BUZZER
+//
+// If you have a speaker that can produce tones, enable it here.
+// By default Marlin assumes you have a buzzer with a fixed frequency.
+//
+//#define SPEAKER
+
+//
+// The duration and frequency for the UI feedback sound.
+// Set these to 0 to disable audio feedback in the LCD menus.
+//
+// Note: Test audio output with the G-Code:
+// M300 S P
+//
+//#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100
+//#define LCD_FEEDBACK_FREQUENCY_HZ 1000
+
+//
+// CONTROLLER TYPE: Standard
+//
+// Marlin supports a wide variety of controllers.
+// Enable one of the following options to specify your controller.
+//
+
+//
+// ULTIMAKER Controller.
+//
+//#define ULTIMAKERCONTROLLER
+
+//
+// ULTIPANEL as seen on Thingiverse.
+//
+//#define ULTIPANEL
+
+//
+// PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
+// http://reprap.org/wiki/PanelOne
+//
+//#define PANEL_ONE
+
+//
+// MaKr3d Makr-Panel with graphic controller and SD support.
+// http://reprap.org/wiki/MaKr3d_MaKrPanel
+//
+//#define MAKRPANEL
+
+//
+// ReprapWorld Graphical LCD
+// https://reprapworld.com/?products_details&products_id/1218
+//
+//#define REPRAPWORLD_GRAPHICAL_LCD
+
+//
+// Activate one of these if you have a Panucatt Devices
+// Viki 2.0 or mini Viki with Graphic LCD
+// http://panucatt.com
+//
+//#define VIKI2
+//#define miniVIKI
+
+//
+// Adafruit ST7565 Full Graphic Controller.
+// https://github.com/eboston/Adafruit-ST7565-Full-Graphic-Controller/
+//
+//#define ELB_FULL_GRAPHIC_CONTROLLER
+
+//
+// RepRapDiscount Smart Controller.
+// http://reprap.org/wiki/RepRapDiscount_Smart_Controller
+//
+// Note: Usually sold with a white PCB.
+//
+#define REPRAP_DISCOUNT_SMART_CONTROLLER
+
+//
+// GADGETS3D G3D LCD/SD Controller
+// http://reprap.org/wiki/RAMPS_1.3/1.4_GADGETS3D_Shield_with_Panel
+//
+// Note: Usually sold with a blue PCB.
+//
+//#define G3D_PANEL
+
+//
+// RepRapDiscount FULL GRAPHIC Smart Controller
+// http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller
+//
+//#define REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER
+
+//
+// MakerLab Mini Panel with graphic
+// controller and SD support - http://reprap.org/wiki/Mini_panel
+//
+//#define MINIPANEL
+
+//
+// RepRapWorld REPRAPWORLD_KEYPAD v1.1
+// http://reprapworld.com/?products_details&products_id=202&cPath=1591_1626
+//
+// REPRAPWORLD_KEYPAD_MOVE_STEP sets how much should the robot move when a key
+// is pressed, a value of 10.0 means 10mm per click.
+//
+//#define REPRAPWORLD_KEYPAD
+//#define REPRAPWORLD_KEYPAD_MOVE_STEP 1.0
+
+//
+// RigidBot Panel V1.0
+// http://www.inventapart.com/
+//
+//#define RIGIDBOT_PANEL
+
+//
+// BQ LCD Smart Controller shipped by
+// default with the BQ Hephestos 2 and Witbox 2.
+//
+//#define BQ_LCD_SMART_CONTROLLER
+
+//
+// Cartesio UI
+// http://mauk.cc/webshop/cartesio-shop/electronics/user-interface
+//
+//#define CARTESIO_UI
+
+//
+// ANET_10 Controller supported displays.
+//
+//#define ANET_KEYPAD_LCD // Requires ADC_KEYPAD_PIN to be assigned to an analog pin.
+ // This LCD is known to be susceptible to electrical interference
+ // which scrambles the display. Pressing any button clears it up.
+//#define ANET_FULL_GRAPHICS_LCD // Anet 128x64 full graphics lcd with rotary encoder as used on Anet A6
+ // A clone of the RepRapDiscount full graphics display but with
+ // different pins/wiring (see pins_ANET_10.h).
+
+//
+// LCD for Melzi Card with Graphical LCD
+//
+//#define LCD_FOR_MELZI
+
+//
+// CONTROLLER TYPE: I2C
+//
+// Note: These controllers require the installation of Arduino's LiquidCrystal_I2C
+// library. For more info: https://github.com/kiyoshigawa/LiquidCrystal_I2C
+//
+
+//
+// Elefu RA Board Control Panel
+// http://www.elefu.com/index.php?route=product/product&product_id=53
+//
+//#define RA_CONTROL_PANEL
+
+//
+// Sainsmart YW Robot (LCM1602) LCD Display
+//
+// Note: This controller requires F.Malpartida's LiquidCrystal_I2C library
+// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/Home
+//
+//#define LCD_I2C_SAINSMART_YWROBOT
+
+//
+// Generic LCM1602 LCD adapter
+//
+//#define LCM1602
+
+//
+// PANELOLU2 LCD with status LEDs,
+// separate encoder and click inputs.
+//
+// Note: This controller requires Arduino's LiquidTWI2 library v1.2.3 or later.
+// For more info: https://github.com/lincomatic/LiquidTWI2
+//
+// Note: The PANELOLU2 encoder click input can either be directly connected to
+// a pin (if BTN_ENC defined to != -1) or read through I2C (when BTN_ENC == -1).
+//
+//#define LCD_I2C_PANELOLU2
+
+//
+// Panucatt VIKI LCD with status LEDs,
+// integrated click & L/R/U/D buttons, separate encoder inputs.
+//
+//#define LCD_I2C_VIKI
+
+//
+// SSD1306 OLED full graphics generic display
+//
+//#define U8GLIB_SSD1306
+
+//
+// SAV OLEd LCD module support using either SSD1306 or SH1106 based LCD modules
+//
+//#define SAV_3DGLCD
+#if ENABLED(SAV_3DGLCD)
+ //#define U8GLIB_SSD1306
+ #define U8GLIB_SH1106
+#endif
+
+//
+// CONTROLLER TYPE: Shift register panels
+//
+// 2 wire Non-latching LCD SR from https://goo.gl/aJJ4sH
+// LCD configuration: http://reprap.org/wiki/SAV_3D_LCD
+//
+//#define SAV_3DLCD
+
+//
+// TinyBoy2 128x64 OLED / Encoder Panel
+//
+//#define OLED_PANEL_TINYBOY2
+
+//=============================================================================
+//=============================== Extra Features ==============================
+//=============================================================================
+
+// @section extras
+
+// Increase the FAN PWM frequency. Removes the PWM noise but increases heating in the FET/Arduino
+//#define FAST_PWM_FAN
+
+// Use software PWM to drive the fan, as for the heaters. This uses a very low frequency
+// which is not as annoying as with the hardware PWM. On the other hand, if this frequency
+// is too low, you should also increment SOFT_PWM_SCALE.
+//#define FAN_SOFT_PWM
+
+// Incrementing this by 1 will double the software PWM frequency,
+// affecting heaters, and the fan if FAN_SOFT_PWM is enabled.
+// However, control resolution will be halved for each increment;
+// at zero value, there are 128 effective control positions.
+#define SOFT_PWM_SCALE 0
+
+// If SOFT_PWM_SCALE is set to a value higher than 0, dithering can
+// be used to mitigate the associated resolution loss. If enabled,
+// some of the PWM cycles are stretched so on average the desired
+// duty cycle is attained.
+//#define SOFT_PWM_DITHER
+
+// Temperature status LEDs that display the hotend and bed temperature.
+// If all hotends, bed temperature, and target temperature are under 54C
+// then the BLUE led is on. Otherwise the RED led is on. (1C hysteresis)
+//#define TEMP_STAT_LEDS
+
+// M240 Triggers a camera by emulating a Canon RC-1 Remote
+// Data from: http://www.doc-diy.net/photo/rc-1_hacked/
+//#define PHOTOGRAPH_PIN 23
+
+// SkeinForge sends the wrong arc g-codes when using Arc Point as fillet procedure
+//#define SF_ARC_FIX
+
+// Support for the BariCUDA Paste Extruder
+//#define BARICUDA
+
+// Support for BlinkM/CyzRgb
+//#define BLINKM
+
+// Support for PCA9632 PWM LED driver
+//#define PCA9632
+
+/**
+ * RGB LED / LED Strip Control
+ *
+ * Enable support for an RGB LED connected to 5V digital pins, or
+ * an RGB Strip connected to MOSFETs controlled by digital pins.
+ *
+ * Adds the M150 command to set the LED (or LED strip) color.
+ * If pins are PWM capable (e.g., 4, 5, 6, 11) then a range of
+ * luminance values can be set from 0 to 255.
+ *
+ * *** CAUTION ***
+ * LED Strips require a MOFSET Chip between PWM lines and LEDs,
+ * as the Arduino cannot handle the current the LEDs will require.
+ * Failure to follow this precaution can destroy your Arduino!
+ * *** CAUTION ***
+ *
+ */
+//#define RGB_LED
+//#define RGBW_LED
+#if ENABLED(RGB_LED) || ENABLED(RGBW_LED)
+ #define RGB_LED_R_PIN 34
+ #define RGB_LED_G_PIN 43
+ #define RGB_LED_B_PIN 35
+ #define RGB_LED_W_PIN -1
+#endif
+
+// Support for Adafruit Neopixel LED driver
+//#define NEOPIXEL_RGBW_LED
+#if ENABLED(NEOPIXEL_RGBW_LED)
+ #define NEOPIXEL_PIN 4 // D4 (EXP2-5 on Printrboard)
+ #define NEOPIXEL_PIXELS 3
+ //#define NEOPIXEL_STARTUP_TEST // Cycle through colors at startup
+#endif
+
+/**
+ * Printer Event LEDs
+ *
+ * During printing, the LEDs will reflect the printer status:
+ *
+ * - Gradually change from blue to violet as the heated bed gets to target temp
+ * - Gradually change from violet to red as the hotend gets to temperature
+ * - Change to white to illuminate work surface
+ * - Change to green once print has finished
+ * - Turn off after the print has finished and the user has pushed a button
+ */
+#if ENABLED(BLINKM) || ENABLED(RGB_LED) || ENABLED(RGBW_LED) || ENABLED(PCA9632) || ENABLED(NEOPIXEL_RGBW_LED)
+ #define PRINTER_EVENT_LEDS
+#endif
+
+/*********************************************************************\
+* R/C SERVO support
+* Sponsored by TrinityLabs, Reworked by codexmas
+**********************************************************************/
+
+// Number of servos
+//
+// If you select a configuration below, this will receive a default value and does not need to be set manually
+// set it manually if you have more servos than extruders and wish to manually control some
+// leaving it undefined or defining as 0 will disable the servo subsystem
+// If unsure, leave commented / disabled
+//
+//#define NUM_SERVOS 3 // Servo index starts with 0 for M280 command
+
+// Delay (in milliseconds) before the next move will start, to give the servo time to reach its target angle.
+// 300ms is a good value but you can try less delay.
+// If the servo can't reach the requested position, increase it.
+#define SERVO_DELAY 300
+
+// Servo deactivation
+//
+// With this option servos are powered only during movement, then turned off to prevent jitter.
+//#define DEACTIVATE_SERVOS_AFTER_MOVE
+
+/**
+ * Filament Width Sensor
+ *
+ * Measures the filament width in real-time and adjusts
+ * flow rate to compensate for any irregularities.
+ *
+ * Also allows the measured filament diameter to set the
+ * extrusion rate, so the slicer only has to specify the
+ * volume.
+ *
+ * Only a single extruder is supported at this time.
+ *
+ * 34 RAMPS_14 : Analog input 5 on the AUX2 connector
+ * 81 PRINTRBOARD : Analog input 2 on the Exp1 connector (version B,C,D,E)
+ * 301 RAMBO : Analog input 3
+ *
+ * Note: May require analog pins to be defined for other boards.
+ */
+//#define FILAMENT_WIDTH_SENSOR
+
+#define DEFAULT_NOMINAL_FILAMENT_DIA 1.75 // (mm) Diameter of the filament generally used (3.0 or 1.75mm), also used in the slicer. Used to validate sensor reading.
+
+#if ENABLED(FILAMENT_WIDTH_SENSOR)
+ #define FILAMENT_SENSOR_EXTRUDER_NUM 0 // Index of the extruder that has the filament sensor (0,1,2,3)
+ #define MEASUREMENT_DELAY_CM 14 // (cm) The distance from the filament sensor to the melting chamber
+
+ #define MEASURED_UPPER_LIMIT 3.30 // (mm) Upper limit used to validate sensor reading
+ #define MEASURED_LOWER_LIMIT 1.90 // (mm) Lower limit used to validate sensor reading
+ #define MAX_MEASUREMENT_DELAY 20 // (bytes) Buffer size for stored measurements (1 byte per cm). Must be larger than MEASUREMENT_DELAY_CM.
+
+ #define DEFAULT_MEASURED_FILAMENT_DIA DEFAULT_NOMINAL_FILAMENT_DIA // Set measured to nominal initially
+
+ // Display filament width on the LCD status line. Status messages will expire after 5 seconds.
+ //#define FILAMENT_LCD_DISPLAY
+#endif
+
+/**
+ * Customize common displays for GT2560
+ */
+#if ENABLED(ULTIMAKERCONTROLLER) || ENABLED(REPRAP_DISCOUNT_SMART_CONTROLLER) || ENABLED(G3D_PANEL)
+ #define SDSUPPORT // Force SD Card support on for these displays
+#elif ENABLED(ULTRA_LCD) && ENABLED(DOGLCD) // No panel, just graphical LCD?
+ #define LCD_WIDTH 20 // Default is 22. For this Geeetech use 20
+#endif
+
+#endif // CONFIGURATION_H
diff --git a/Marlin/example_configurations/Geeetech/I3_Pro_X-GT2560/Configuration.h b/Marlin/example_configurations/Geeetech/I3_Pro_X-GT2560/Configuration.h
index d2cdbd18b6..d7e024dcec 100644
--- a/Marlin/example_configurations/Geeetech/I3_Pro_X-GT2560/Configuration.h
+++ b/Marlin/example_configurations/Geeetech/I3_Pro_X-GT2560/Configuration.h
@@ -524,7 +524,6 @@
* Override with M201
* X, Y, Z, E0 [, E1[, E2[, E3[, E4]]]]
*/
-
#define DEFAULT_MAX_ACCELERATION { 4000, 4000, 40, 4000 }
/**
diff --git a/Marlin/pins.h b/Marlin/pins.h
index 93aedd3f3d..867b5ac258 100644
--- a/Marlin/pins.h
+++ b/Marlin/pins.h
@@ -192,6 +192,10 @@
#include "pins_SAINSMART_2IN1.h"
#elif MB(ZRIB_V20)
#include "pins_ZRIB_V20.h"
+#elif MB(GT2560_REV_A)
+ #include "pins_GT2560_REV_A.h"
+#elif MB(GT2560_REV_A_PLUS)
+ #include "pins_GT2560_REV_A_PLUS.h"
#else
#error "Unknown MOTHERBOARD value set in Configuration.h"
#endif
diff --git a/Marlin/pins_GT2560_REV_A.h b/Marlin/pins_GT2560_REV_A.h
new file mode 100644
index 0000000000..cb85c1223b
--- /dev/null
+++ b/Marlin/pins_GT2560_REV_A.h
@@ -0,0 +1,133 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+/**
+ * Geeetech GT2560 Revision A board pin assignments, based on the work of
+ * George Robles (https://georges3dprinters.com) and
+ * Richard Smith
+ */
+
+#if !defined(__AVR_ATmega1280__) && !defined(__AVR_ATmega2560__)
+ #error "Oops! Make sure you have 'Arduino Mega' selected from the 'Tools -> Boards' menu."
+#endif
+
+#define BOARD_NAME "GT2560 Rev.A"
+#define DEFAULT_MACHINE_NAME "Prusa i3 Pro B"
+#define LARGE_FLASH true
+
+//
+// Limit Switches
+//
+#define X_MIN_PIN 22
+#define X_MAX_PIN 24
+#define Y_MIN_PIN 26
+#define Y_MAX_PIN 28
+#define Z_MIN_PIN 30
+#define Z_MAX_PIN 32
+
+//
+// Steppers
+//
+#define X_STEP_PIN 25
+#define X_DIR_PIN 23
+#define X_ENABLE_PIN 27
+
+#define Y_STEP_PIN 31
+#define Y_DIR_PIN 33
+#define Y_ENABLE_PIN 29
+
+#define Z_STEP_PIN 37
+#define Z_DIR_PIN 39
+#define Z_ENABLE_PIN 35
+
+#define E0_STEP_PIN 43
+#define E0_DIR_PIN 45
+#define E0_ENABLE_PIN 41
+
+#define E1_STEP_PIN 49
+#define E1_DIR_PIN 47
+#define E1_ENABLE_PIN 48
+
+//
+// Temperature Sensors
+//
+#define TEMP_0_PIN 8
+#define TEMP_1_PIN 9
+#define TEMP_BED_PIN 10
+
+//
+// Heaters / Fans
+//
+#define HEATER_0_PIN 2
+#define HEATER_1_PIN 3
+#define HEATER_BED_PIN 4
+#define FAN_PIN 7
+
+//
+// Misc. Functions
+//
+#define SDPOWER -1
+#define SDSS 53
+#define LED_PIN 13
+#define PS_ON_PIN 12
+#define SUICIDE_PIN 54 // Must be enabled at startup to keep power flowing
+#define KILL_PIN -1
+
+#if ENABLED(ULTRA_LCD)
+
+ #define BEEPER_PIN 18
+
+ #if ENABLED(NEWPANEL)
+
+ #define LCD_PINS_RS 20
+ #define LCD_PINS_ENABLE 17
+ #define LCD_PINS_D4 16
+ #define LCD_PINS_D5 21
+ #define LCD_PINS_D6 5
+ #define LCD_PINS_D7 6
+
+ // Buttons are directly attached
+ #define BTN_EN1 42
+ #define BTN_EN2 40
+ #define BTN_ENC 19
+
+ #define SD_DETECT_PIN 38
+
+ #else // !NEWPANEL
+
+ #define SHIFT_CLK 38
+ #define SHIFT_LD 42
+ #define SHIFT_OUT 40
+ #define SHIFT_EN 17
+
+ #define LCD_PINS_RS 16
+ #define LCD_PINS_ENABLE 5
+ #define LCD_PINS_D4 6
+ #define LCD_PINS_D5 21
+ #define LCD_PINS_D6 20
+ #define LCD_PINS_D7 19
+
+ #define SD_DETECT_PIN -1
+
+ #endif // !NEWPANEL
+
+#endif // ULTRA_LCD
diff --git a/Marlin/pins_GT2560_REV_A_PLUS.h b/Marlin/pins_GT2560_REV_A_PLUS.h
new file mode 100644
index 0000000000..a99a39da8a
--- /dev/null
+++ b/Marlin/pins_GT2560_REV_A_PLUS.h
@@ -0,0 +1,31 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+/**
+ * Geeetech GT2560 Revision A+ board pin assignments
+ */
+
+#include "pins_GT2560_REV_A.h"
+
+#define BOARD_NAME "GT2560 Rev.A+"
+
+#define SERVO0_PIN 11