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  •  * 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 <http://www.gnu.org/licenses/>.
     *
     */
    
    
    /**
     * 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
     *
     */
    
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    #ifndef CONFIGURATION_H
    #define CONFIGURATION_H
    
    #define CONFIGURATION_H_VERSION 020000
    
    //===========================================================================
    //============================= 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
    
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    // config/examples/delta directory and customize for your machine.
    
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    //===========================================================================
    //============================= SCARA Printer ===============================
    //===========================================================================
    
    // For a SCARA printer start with the configuration files in
    
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    // config/examples/SCARA and customize for your machine.
    
    // 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 allows you to add a custom boot image for Graphical LCDs.
     * With this option Marlin will first show your custom screen followed
     * by the standard Marlin logo with version number and web URL.
     *
     * We encourage you to take advantage of this new feature and we also
    
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     * respectfully request that you retain the unmodified Marlin boot screen.
    
     */
    
    // Enable to show the bitmap in Marlin/_Bootscreen.h on startup.
    
    //#define SHOW_CUSTOM_BOOTSCREEN
    
    
    // Enable to show the bitmap in Marlin/_Statusscreen.h on the status screen.
    //#define CUSTOM_STATUS_SCREEN_IMAGE
    
    
     * Select the serial port on the board to use for communication with the host.
    
     * This allows the connection of wireless adapters (for instance) to non-default port pins.
    
     * Note: The first serial port (-1 or 0) will always be used by the Arduino bootloader.
    
     * :[-1, 0, 1, 2, 3, 4, 5, 6, 7]
    
    #define SERIAL_PORT 0
    
    
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    /**
     * Select a secondary serial port on the board to use for communication with the host.
     * This allows the connection of wireless adapters (for instance) to non-default port pins.
    
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     * Serial port -1 is the USB emulated serial port, if available.
    
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     *
     * :[-1, 0, 1, 2, 3, 4, 5, 6, 7]
     */
    
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    /**
     * 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.
    
     * You may try up to 1000000 to speed up SD file transfer.
    
     * :[2400, 9600, 19200, 38400, 57600, 115200, 250000, 500000, 1000000]
    
    #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
    
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    #ifndef MOTHERBOARD
    
      #define MOTHERBOARD BOARD_RAMPS_14_EFB
    
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    #endif
    
    // Optional custom name for your RepStrap or other custom machine
    // Displayed in the LCD "Ready" message
    
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    //#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)
    
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    //#define MACHINE_UUID "00000000-0000-0000-0000-000000000000"
    
    // @section extruder
    
    
    // This defines the number of extruders
    
    // :[1, 2, 3, 4, 5, 6]
    
    #define EXTRUDERS 1
    
    
    // Generally expected filament diameter (1.75, 2.85, 3.0, ...). Used for Volumetric, Filament Width Sensor, etc.
    #define DEFAULT_NOMINAL_FILAMENT_DIA 3.0
    
    
    // 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 inputs
      //#define E_MUX2_PIN 44  // Needed for 5 to 8 inputs
    
    // 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
    
    /**
     * Two separate X-carriages with extruders that connect to a moving part
     * via a magnetic docking mechanism. Requires SOL1_PIN and SOL2_PIN.
     */
    //#define PARKING_EXTRUDER
    #if ENABLED(PARKING_EXTRUDER)
    
      #define PARKING_EXTRUDER_SOLENOIDS_INVERT           // If enabled, the solenoid is NOT magnetized with applied voltage
    
      #define PARKING_EXTRUDER_SOLENOIDS_PINS_ACTIVE LOW  // LOW or HIGH pin signal energizes the coil
      #define PARKING_EXTRUDER_SOLENOIDS_DELAY 250        // Delay (ms) for magnetic field. No delay if 0 or not defined.
      #define PARKING_EXTRUDER_PARKING_X { -78, 184 }     // X positions for parking the extruders
      #define PARKING_EXTRUDER_GRAB_DISTANCE 1            // mm to move beyond the parking point to grab the extruder
      #define PARKING_EXTRUDER_SECURITY_RAISE 5           // Z-raise before parking
    #endif
    
    
    /**
     * Switching Toolhead
     *
     * Support for swappable and dockable toolheads, such as
     * the E3D Tool Changer. Toolheads are locked with a servo.
     */
    //#define SWITCHING_TOOLHEAD
    #if ENABLED(SWITCHING_TOOLHEAD)
      #define SWITCHING_TOOLHEAD_SERVO_NR       2         // Index of the servo connector
      #define SWITCHING_TOOLHEAD_SERVO_ANGLES { 0, 180 }  // (degrees) Angles for Lock, Unlock
      #define SWITCHING_TOOLHEAD_Y_POS        235         // (mm) Y position of the toolhead dock
      #define SWITCHING_TOOLHEAD_Y_SECURITY    10         // (mm) Security distance Y axis
      #define SWITCHING_TOOLHEAD_Y_CLEAR       60         // (mm) Minimum distance from dock for unobstructed X axis
      #define SWITCHING_TOOLHEAD_X_POS        { 215, 0 }  // (mm) X positions for parking the extruders
      #define SWITCHING_TOOLHEAD_SECURITY_RAISE 5         // (mm) Z-raise before parking
    #endif
    
    
    /**
     * "Mixing Extruder"
    
     *   - Adds G-codes M163 and M164 to set and "commit" the current mix factors.
    
     *   - Extends the stepping routines to move multiple steppers in proportion to the mix.
    
     *   - Optional support for Repetier Firmware's 'M164 S<index>' supporting virtual tools.
     *   - This implementation supports up to two mixing extruders.
     *   - Enable DIRECT_MIXING_IN_G1 for M165 and mixing in G1 (from 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} // (mm) relative X-offset for each nozzle
    //#define HOTEND_OFFSET_Y {0.0, 5.00}  // (mm) relative Y-offset for each nozzle
    //#define HOTEND_OFFSET_Z {0.0, 0.00}  // (mm) relative Z-offset for each nozzle
    
    
    // @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
    
    
      //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
      #if ENABLED(AUTO_POWER_CONTROL)
        #define AUTO_POWER_FANS           // Turn on PSU if fans need power
        #define AUTO_POWER_E_FANS
        #define AUTO_POWER_CONTROLLERFAN
        #define POWER_TIMEOUT 30
      #endif
    
    
    //===========================================================================
    
    //============================= Thermal Settings ============================
    
    //===========================================================================
    
    
    /**
     * --NORMAL IS 4.7kohm PULLUP!-- 1kohm pullup can be used on hotend sensor, using correct resistor and table
    
     * Temperature sensors available:
     *
    
     *    -4 : thermocouple with AD8495
    
     *    -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-2/104NT-4-R025H42G (Used in ParCan & J-Head) (4.7k pullup)
    
     *   501 : 100K Zonestar (Tronxy X3A) Thermistor
    
     *     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"
    
     *    15 : 100k thermistor calibration for JGAurora A5 hotend
    
     *    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)", '501':"100K Zonestar (Tronxy X3A)", '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)", '-4':"Thermocouple + AD8495", '-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_5 0
    
    #define TEMP_SENSOR_BED 0
    
    #define TEMP_SENSOR_CHAMBER 0
    
    // 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_1_MINTEMP 5
    #define HEATER_2_MINTEMP 5
    
    #define HEATER_3_MINTEMP 5
    
    #define HEATER_4_MINTEMP 5
    
    #define HEATER_5_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 HEATER_5_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 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
    #define PID_K1 0.95      // Smoothing factor within any PID loop
    
    #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.
    
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      //#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.
    
      // If you are using a pre-configured hotend then you can use one of the value sets by uncommenting it
    
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      // Ultimaker
    
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      #define DEFAULT_Kp 22.2
      #define DEFAULT_Ki 1.08
      #define DEFAULT_Kd 114
    
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      //#define DEFAULT_Kp 7.0
      //#define DEFAULT_Ki 0.1
      //#define DEFAULT_Kd 12
    
    
      // Mendel Parts V9 on 12V
    
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      //#define DEFAULT_Kp 63.0
      //#define DEFAULT_Ki 2.25
      //#define DEFAULT_Kd 440
    
    //===========================================================================
    //============================= PID > Bed Temperature Control ===============
    //===========================================================================
    
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    /**
     * PID Bed Heating
     *
     * If this option is enabled set PID constants below.
     * If this option is disabled, bang-bang will be used and BED_LIMIT_SWITCHING will enable hysteresis.
     *
     * The PID frequency will be the same as the extruder PWM.
     * If PID_dT is the default, and correct for the hardware/configuration, that means 7.689Hz,
     * which is fine for driving a square wave into a resistive load and does not significantly
     * impact 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, don't use bed PID until someone else verifies that your hardware works.
     */
    
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    //#define PIDTEMPBED
    
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    //#define BED_LIMIT_SWITCHING
    
    
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    /**
     * Max Bed Power
     * Applies to all forms of bed control (PID, bang-bang, and bang-bang with hysteresis).
     * When set to any value below 255, enables a form of PWM to the bed that acts like a divider
     * so don't use it unless you are OK with PWM on your bed. (See the comment on enabling PIDTEMPBED)
     */
    
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    #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.
    
    
      //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)
    
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      #define DEFAULT_bedKp 10.00
      #define DEFAULT_bedKi .023
      #define DEFAULT_bedKd 305.4
    
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      //120V 250W silicone heater into 4mm borosilicate (MendelMax 1.5+)
    
      //from pidautotune
    
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      //#define DEFAULT_bedKp 97.1
      //#define DEFAULT_bedKi 1.41
      //#define DEFAULT_bedKd 1675.16
    
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      // FIND YOUR OWN: "M303 E-1 C8 S90" to run autotune on the bed at 90 degreesC for 8 cycles.
    
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    #endif // PIDTEMPBED
    
    
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    /**
     * Prevent extrusion if the temperature is below EXTRUDE_MINTEMP.
     * Add M302 to set the minimum extrusion temperature and/or turn
     * cold extrusion prevention on and off.
     *
     * *** IT IS HIGHLY RECOMMENDED TO LEAVE THIS OPTION ENABLED! ***
     */
    
    #define PREVENT_COLD_EXTRUSION
    
    #define EXTRUDE_MINTEMP 170
    
    /**
     * Prevent a single extrusion longer than EXTRUDE_MAXLENGTH.
     * Note: For Bowden Extruders make this large enough to allow load/unload.
     */
    
    #define PREVENT_LENGTHY_EXTRUDE
    
    #define EXTRUDE_MAXLENGTH 200
    
    //===========================================================================
    
    //======================== Thermal Runaway Protection =======================
    
    //===========================================================================
    
     * Thermal Protection provides additional protection to your printer from damage
     * and fire. Marlin always includes safe min and max temperature ranges which
     * protect against a broken or disconnected thermistor wire.
    
     * The issue: If a thermistor falls out, it will report the much lower
     * temperature of the air in the room, and the 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 =========================
    
    //===========================================================================
    
    
    // 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 ===========================
    //===========================================================================
    
    
    // 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
    
    
    // Enable pullup for all endstops to prevent a floating state
    #define ENDSTOPPULLUPS
    
    #if DISABLED(ENDSTOPPULLUPS)
    
      // Disable ENDSTOPPULLUPS to set pullups individually
    
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      //#define ENDSTOPPULLUP_XMAX
      //#define ENDSTOPPULLUP_YMAX
      //#define ENDSTOPPULLUP_ZMAX
      //#define ENDSTOPPULLUP_XMIN
      //#define ENDSTOPPULLUP_YMIN
      //#define ENDSTOPPULLUP_ZMIN
      //#define ENDSTOPPULLUP_ZMIN_PROBE
    
    // Enable pulldown for all endstops to prevent a floating state
    //#define ENDSTOPPULLDOWNS
    #if DISABLED(ENDSTOPPULLDOWNS)
      // Disable ENDSTOPPULLDOWNS to set pulldowns individually
      //#define ENDSTOPPULLDOWN_XMAX
      //#define ENDSTOPPULLDOWN_YMAX
      //#define ENDSTOPPULLDOWN_ZMAX
      //#define ENDSTOPPULLDOWN_XMIN
      //#define ENDSTOPPULLDOWN_YMIN
      //#define ENDSTOPPULLDOWN_ZMIN
      //#define ENDSTOPPULLDOWN_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.
    
     * Stepper Drivers
     *
     * These settings allow Marlin to tune stepper driver timing and enable advanced options for
     * stepper drivers that support them. You may also override timing options in Configuration_adv.h.
     *
     * A4988 is assumed for unspecified drivers.
    
     * Options: A4988, A5984, DRV8825, LV8729, L6470, TB6560, TB6600, TMC2100,
    
     *          TMC2130, TMC2130_STANDALONE, TMC2208, TMC2208_STANDALONE,
     *          TMC26X,  TMC26X_STANDALONE,  TMC2660, TMC2660_STANDALONE,
     *          TMC5130, TMC5130_STANDALONE
    
     * :['A4988', 'A5984', 'DRV8825', 'LV8729', 'L6470', 'TB6560', 'TB6600', 'TMC2100', 'TMC2130', 'TMC2130_STANDALONE', 'TMC2208', 'TMC2208_STANDALONE', 'TMC26X', 'TMC26X_STANDALONE', 'TMC2660', 'TMC2660_STANDALONE', 'TMC5130', 'TMC5130_STANDALONE']
    
    //#define X_DRIVER_TYPE  A4988
    //#define Y_DRIVER_TYPE  A4988
    //#define Z_DRIVER_TYPE  A4988
    //#define X2_DRIVER_TYPE A4988
    //#define Y2_DRIVER_TYPE A4988
    //#define Z2_DRIVER_TYPE A4988
    
    //#define Z3_DRIVER_TYPE A4988
    
    //#define E0_DRIVER_TYPE A4988
    //#define E1_DRIVER_TYPE A4988
    //#define E2_DRIVER_TYPE A4988
    //#define E3_DRIVER_TYPE A4988
    //#define E4_DRIVER_TYPE A4988
    
    //#define E5_DRIVER_TYPE A4988
    
    // 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.
    
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    //#define ENDSTOP_INTERRUPTS_FEATURE
    
     * Endstop Noise Threshold
     *
     * Enable if your probe or endstops falsely trigger due to noise.
     *
     * - Higher values may affect repeatability or accuracy of some bed probes.
     * - To fix noise install a 100nF ceramic capacitor inline with the switch.
     * - This feature is not required for common micro-switches mounted on PCBs
     *   based on the Makerbot design, which already have the 100nF capacitor.
     *
     * :[2,3,4,5,6,7]
    
    //#define ENDSTOP_NOISE_THRESHOLD 2
    
    //=============================================================================
    //============================== 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[, E5]]]]]
    
     */
    #define DEFAULT_AXIS_STEPS_PER_UNIT   { 80, 80, 4000, 500 }
    
    /**
     * Default Max Feed Rate (mm/s)
     * Override with M203
    
     *                                      X, Y, Z, E0 [, E1[, E2[, E3[, E4[, E5]]]]]
    
     */
    #define DEFAULT_MAX_FEEDRATE          { 300, 300, 5, 25 }
    
    /**
     * 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[, E5]]]]]
    
     */
    #define DEFAULT_MAX_ACCELERATION      { 3000, 3000, 100, 10000 }
    
    /**
     * Default Acceleration (change/s) change = mm/s
     * Override with M204
     *
     *   M204 P    Acceleration
     *   M204 R    Retract Acceleration
     *   M204 T    Travel Acceleration
     */
    #define DEFAULT_ACCELERATION          3000    // X, Y, Z and E acceleration for printing moves
    #define DEFAULT_RETRACT_ACCELERATION  3000    // E acceleration for retracts
    #define DEFAULT_TRAVEL_ACCELERATION   3000    // X, Y, Z acceleration for travel (non printing) moves
    
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     * 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                 10.0
    #define DEFAULT_YJERK                 10.0
    #define DEFAULT_ZJERK                  0.3
    
    #define DEFAULT_EJERK                  5.0
    
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    /**
    
     * S-Curve Acceleration
    
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     *
     * This option eliminates vibration during printing by fitting a Bézier
     * curve to move acceleration, producing much smoother direction changes.
     *
     * See https://github.com/synthetos/TinyG/wiki/Jerk-Controlled-Motion-Explained
     */
    
    //#define S_CURVE_ACCELERATION
    
    //===========================================================================
    //============================= Z Probe Options =============================
    //===========================================================================
    // @section probes
    
    //
    
    // See http://marlinfw.org/docs/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
    
    //#define MANUAL_PROBE_START_Z 0.2
    
     * 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_PROBE_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
    
    // 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]
    
    
    // Certain types of probes need to stay away from edges
    #define MIN_PROBE_EDGE 10
    
    
    // X and Y axis travel speed (mm/m) between probes
    
    #define XY_PROBE_SPEED 8000
    
    // Feedrate (mm/m) for the first approach when double-probing (MULTIPLE_PROBING == 2)
    
    #define Z_PROBE_SPEED_FAST HOMING_FEEDRATE_Z
    
    // Feedrate (mm/m) for the "accurate" probe of each point
    
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    #define Z_PROBE_SPEED_SLOW (Z_PROBE_SPEED_FAST / 2)
    
    // The number of probes to perform at each point.
    //   Set to 2 for a fast/slow probe, using the second probe result.
    //   Set to 3 or more for slow probes, averaging the results.
    //#define MULTIPLE_PROBING 2
    
    /**
     * 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
    
    #define Z_CLEARANCE_MULTI_PROBE     5 // Z Clearance between multiple probes
    
    //#define Z_AFTER_PROBING           5 // Z position after probing is done
    
    #define Z_PROBE_LOW_POINT          -2 // Farthest distance below the trigger-point to go before stopping
    
    
    // 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
    
    
    // Before deploy/stow pause for user confirmation
    //#define PAUSE_BEFORE_DEPLOY_STOW
    
    
    /**
     * 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
    #if ENABLED(PROBING_HEATERS_OFF)
      //#define WAIT_FOR_BED_HEATER     // Wait for bed to heat back up between probes (to improve accuracy)
    #endif
    //#define PROBING_FANS_OFF          // Turn fans off when probing
    //#define DELAY_BEFORE_PROBING 200  // (ms) To prevent vibrations from triggering piezo sensors
    
    
    // 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
    
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    // 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
    
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    // Warn on display about possibly reduced accuracy
    
    //#define DISABLE_REDUCED_ACCURACY_WARNING
    
    #define DISABLE_E false             // For all extruders
    #define DISABLE_INACTIVE_EXTRUDER   // Keep only the active extruder enabled
    
    // Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
    
    #define INVERT_X_DIR false
    
    #define INVERT_Y_DIR true
    
    #define INVERT_Z_DIR false
    
    
    // @section extruder
    
    // For direct drive extruder v9 set to true, for geared extruder set to false.
    
    #define INVERT_E0_DIR false
    #define INVERT_E1_DIR false
    #define INVERT_E2_DIR false
    #define INVERT_E3_DIR false
    
    #define INVERT_E4_DIR false
    
    #define INVERT_E5_DIR false
    
    //#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.
    
    // 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
    
    
    // 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
    
    /**
     * Software Endstops
     *
     * - Prevent moves outside the set machine bounds.
     * - Individual axes can be disabled, if desired.
     * - X and Y only apply to Cartesian robots.
     * - Use 'M211' to set software endstops on/off or report current state
     */
    
    // Min software endstops constrain movement within minimum coordinate bounds
    
    #define MIN_SOFTWARE_ENDSTOPS
    
    #if ENABLED(MIN_SOFTWARE_ENDSTOPS)
      #define MIN_SOFTWARE_ENDSTOP_X
      #define MIN_SOFTWARE_ENDSTOP_Y
      #define MIN_SOFTWARE_ENDSTOP_Z
    #endif
    
    // Max software endstops constrain movement within maximum coordinate bounds
    
    #define MAX_SOFTWARE_ENDSTOPS
    
    #if ENABLED(MAX_SOFTWARE_ENDSTOPS)
      #define MAX_SOFTWARE_ENDSTOP_X
      #define MAX_SOFTWARE_ENDSTOP_Y
      #define MAX_SOFTWARE_ENDSTOP_Z
    #endif
    
    #if ENABLED(MIN_SOFTWARE_ENDSTOPS) || ENABLED(MAX_SOFTWARE_ENDSTOPS)
      //#define SOFT_ENDSTOPS_MENU_ITEM  // Enable/Disable software endstops from the LCD
    #endif
    
    
     * Filament Runout Sensors
     * Mechanical or opto endstops are used to check for the presence of filament.
    
     * RAMPS-based boards use SERVO3_PIN for the first runout sensor.
     * For other boards you may need to define FIL_RUNOUT_PIN, FIL_RUNOUT2_PIN, etc.
     * By default the firmware assumes HIGH=FILAMENT PRESENT.
    
     */
    //#define FILAMENT_RUNOUT_SENSOR
    
    #if ENABLED(FILAMENT_RUNOUT_SENSOR)
    
      #define NUM_RUNOUT_SENSORS   1     // Number of sensors, up to one per extruder. Define a FIL_RUNOUT#_PIN for each.
    
      #define FIL_RUNOUT_INVERTING false // set to true to invert the logic of the sensor.
    
      #define FIL_RUNOUT_PULLUP          // Use internal pullup for filament runout pins.
      //#define FIL_RUNOUT_PULLDOWN      // Use internal pulldown for filament runout pins.
    
      #define FILAMENT_RUNOUT_SCRIPT "M600"
    
    //===========================================================================
    
    //=============================== Bed Leveling ==============================
    
    //===========================================================================
    
    // @section calibrate
    
     * 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.