Version 2.0.2

.editorconfig

@@ -1,19 +0,0 @@
-# editorconfig.org
-root = true
-
-[{*.patch,syntax_test_*}]
-trim_trailing_whitespace = false
-
-[{*.c,*.cpp,*.h}]
-charset = utf-8
-
-[{*.c,*.cpp,*.h,Makefile}]
-trim_trailing_whitespace = true
-insert_final_newline = true
-end_of_line = lf
-indent_style = space
-indent_size = 2
-
-[{*.py,*.conf,*.sublime-project}]
-indent_style = tab
-indent_size = 4

.github/issue_template.md

@@ -1,16 +1,31 @@
-# NO SUPPORT REQUESTS PLEASE
+<!--
 
-Support Requests posted here will be automatically closed!
+Have you read Marlin's Code of Conduct? By filing an Issue, you are expected to comply with it, including treating everyone with respect: https://github.com/MarlinFirmware/Marlin/blob/bugfix-2.0.x/.github/code_of_conduct.md
 
-This Issue Queue is for Marlin bug reports and development-related issues, and we prefer not to handle user-support questions here. See https://github.com/MarlinFirmware/Marlin/blob/1.1.x/.github/contributing.md#i-dont-want-to-read-this-whole-thing-i-just-have-a-question.
+Do you want to ask a question? Are you looking for support? Please don't post here. Instead please use the Marlin Firmware forum at http://forums.reprap.org/list.php?415 or the Marlin Facebook Group https://www.facebook.com/groups/1049718498464482/ or the Marlin Discord Server https://discord.gg/n5NJ59y.
 
-For best results getting help with configuration and troubleshooting, please use the following resources:
+Before filing an issue be sure to test the 1.1 and/or 2.0 "bugfix" branches to see whether the issue is already addressed.
 
-- RepRap.org Marlin Forum http://forums.reprap.org/list.php?415
+-->
-- Tom's 3D Forums https://discuss.toms3d.org/
-- Facebook Group "Marlin Firmware" https://www.facebook.com/groups/1049718498464482/
-- Facebook Group "Marlin Firmware for 3D Printers" https://www.facebook.com/groups/3Dtechtalk/
-- Marlin Configuration https://www.youtube.com/results?search_query=marlin+configuration on YouTube
-- Marlin Discord server. Join link: https://discord.gg/n5NJ59y
 
-After seeking help from the community, if the consensus points to to a bug in Marlin, then you should post a Bug Report at https://github.com/MarlinFirmware/Marlin/issues/new/choose).
+### Description
+
+<!-- Description of the bug or requested feature -->
+
+### Steps to Reproduce
+
+<!-- If this is a Bug Report, please describe the steps needed to reproduce the issue -->
+
+1. [First Step]
+2. [Second Step]
+3. [and so on...]
+
+**Expected behavior:** [What you expect to happen]
+
+**Actual behavior:** [What actually happens]
+
+#### Additional Information
+
+* Include a ZIP file containing your `Configuration.h` and `Configuration_adv.h` files.
+* Provide pictures or links to videos that clearly demonstrate the issue.
+* See [How Can I Contribute](#how-can-i-contribute) for additional guidelines.

.github/labeler.yml

@@ -0,0 +1,18 @@
+# Add '@domain/core' label to any change within the 'core' package
+enhancement:
+  - .github
+
+# Add 'test' label to any change to *.spec.js files within the source dir
+"C: Motion":
+  - src/module/motion.*
+  - src/module/planner.*
+  - src/module/stepper.*
+
+"C: G-code Parser":
+  - src/gcode/**
+
+"PR: Configurations":
+  - config/examples/**
+
+"T: 32-Bit & HAL":
+  - src/HAL/**

.github/workflows/bad-target.md

@@ -1,7 +0,0 @@
-Thanks for your contribution! Unfortunately we can't accept PRs directed at release branches. We make patches to the bugfix branches and only later do we push them out as releases.
-
-Please redo this PR starting with the `bugfix-2.0.x` branch and be careful to target `bugfix-2.0.x` when resubmitting the PR.
-
-It may help to set your fork's default branch to `bugfix-2.0.x`.
-
-See [this page](http://marlinfw.org/docs/development/getting_started_pull_requests.html) for full instructions.

.github/workflows/check-pr.yml

@@ -1,9 +1,9 @@
 #
-# comment-pr.yml
+# check-pr.yml
-# Add a comment to any PR directed to a release branch
+# Add a comment to the PR if it's directed to a release branch
 #
 
-name: PR Bad Target
+name: Check PR
 
 on:
   pull_request:
@@ -13,15 +13,19 @@ on:
     - 2.0.x
 
 jobs:
-  bad_target:
+  check_pr:
 
-    name: PR Bad Target
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v1
+    - name: Comment on PR
-      - uses: harupy/comment-on-pr@master
+      uses: unsplash/comment-on-pr@master
-        env:
+      env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        with:
+      with:
-          filename: bad-target.md
+        msg: "<p>Thanks for your contribution! \
+              Unfortunately we can't accept PRs directed at release branches. \
+              We make patches to the bugfix branches and only later do we push them out as releases. \
+              Please redo this PR starting with the `bugfix-2.0.x` branch and be careful to target `bugfix-2.0.x` when resubmitting the PR.</p> \
+              <p>It may help to set your fork's default branch to `bugfix-2.0.x`.</p> \
+              <p>See <a href='http://marlinfw.org/docs/development/getting_started_pull_requests.html' target='_blank'>this page</a> for full instructions.</p>"

.github/workflows/label-pr.yml

@@ -0,0 +1,23 @@
+#
+# label-pr.yml
+# Automatically close the PR if it's directed to a release branch
+#
+
+name: Apply Labels
+
+on:
+  pull_request:
+    branches:
+    - bugfix-1.1.x
+    - bugfix-2.0.x
+    - dev-2.1.x
+
+jobs:
+  apply_labels:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/labeler@v2
+      with:
+        repo-token: "${{ secrets.GITHUB_TOKEN }}"

.github/workflows/test-builds.yml

@@ -29,31 +29,29 @@ jobs:
         - DUE
         - esp32
         - linux_native
-        - mega2560
+        - megaatmega2560
         - teensy31
         - teensy35
-        - SAMD51_grandcentral_m4
 
         # Extended AVR Environments
 
         - FYSETC_F6_13
-        - mega1280
+        - megaatmega1280
         - rambo
-        - sanguino1284p
+        - sanguino_atmega1284p
-        - sanguino644p
+        - sanguino_atmega644p
 
         # Extended STM32 Environments
 
-        - STM32F103RC_btt
+        - STM32F103RC_bigtree
-        - STM32F103RC_btt_USB
+        - STM32F103RC_bigtree_USB
-        - STM32F103RE_btt
+        - STM32F103RE_bigtree
-        - STM32F103RE_btt_USB
+        - STM32F103RE_bigtree_USB
         - STM32F103RC_fysetc
         - jgaurora_a5s_a1
         - STM32F103VE_longer
         - STM32F407VE_black
         - BIGTREE_SKR_PRO
-        - BIGTREE_GTR_V1_0
         - mks_robin
         - ARMED
         - FYSETC_S6
@@ -77,6 +75,7 @@ jobs:
         #- mks_robin_lite
         #- mks_robin_mini
         #- mks_robin_nano
+        #- SAMD51_grandcentral_m4
 
     steps:
 

.gitignore

@@ -1,6 +1,6 @@
 #
 # Marlin 3D Printer Firmware
-# Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+# Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
 #
 # Based on Sprinter and grbl.
 # Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -146,9 +146,6 @@ Marlin/*/*/readme.txt
 Marlin/*/*/*/readme.txt
 Marlin/*/*/*/*/readme.txt
 
-# Secure Credentials
-Configuration_Secure.h
-
 #Visual Studio
 *.sln
 *.vcxproj

Marlin/Configuration.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -36,7 +36,7 @@
  * Advanced settings can be found in Configuration_adv.h
  *
  */
-#define CONFIGURATION_H_VERSION 020005
+#define CONFIGURATION_H_VERSION 020000
 
 //===========================================================================
 //============================= Getting Started =============================
@@ -379,8 +379,7 @@
  *    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
  *    18 : ATC Semitec 204GT-2 (4.7k pullup) Dagoma.Fr - MKS_Base_DKU001327
- *    20 : Pt100 with circuit in the Ultimainboard V2.x with 5v excitation (AVR)
+ *    20 : Pt100 with circuit in the Ultimainboard V2.x
- *    21 : Pt100 with circuit in the Ultimainboard V2.x with 3.3v excitation (STM32 \ LPC176x....)
  *   201 : Pt100 with circuit in Overlord, similar to Ultimainboard V2.x
  *    60 : 100k Maker's Tool Works Kapton Bed Thermistor beta=3950
  *    61 : 100k Formbot / Vivedino 3950 350C thermistor 4.7k pullup
@@ -784,8 +783,6 @@
   #define DEFAULT_YJERK 10.0
   #define DEFAULT_ZJERK  0.3
 
-  //#define TRAVEL_EXTRA_XYJERK 0.0     // Additional jerk allowance for all travel moves
-
   //#define LIMITED_JERK_EDITING        // Limit edit via M205 or LCD to DEFAULT_aJERK * 2
   #if ENABLED(LIMITED_JERK_EDITING)
     #define MAX_JERK_EDIT_VALUES { 20, 20, 0.6, 10 } // ...or, set your own edit limits
@@ -925,14 +922,6 @@
   #define SMART_EFFECTOR_MOD_PIN  -1  // Connect a GPIO pin to the Smart Effector MOD pin
 #endif
 
-/**
- * Use StallGuard2 to probe the bed with the nozzle.
- * Requires stallGuard-capable Trinamic stepper drivers.
- * CAUTION: This can damage machines with Z lead screws.
- *          Take extreme care when setting up this feature.
- */
-//#define SENSORLESS_PROBING
-
 //
 // For Z_PROBE_ALLEN_KEY see the Delta example configurations.
 //
@@ -1075,14 +1064,12 @@
 
 // @section homing
 
-//#define NO_MOTION_BEFORE_HOMING // Inhibit movement until all axes have been homed
+//#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 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      // (mm) Minimal Z height before homing (G28) for Z clearance above the bed, clamps, ...
+//#define Z_HOMING_HEIGHT 4  // (mm) Minimal Z height before homing (G28) for Z clearance above the bed, clamps, ...
-                                  // Be sure to have this much clearance over your Z_MAX_POS to prevent grinding.
+                             // Be sure you have this distance over your Z_MAX_POS in case.
-
-//#define Z_AFTER_HOMING  10      // (mm) Height to move to after homing Z
 
 // Direction of endstops when homing; 1=MAX, -1=MIN
 // :[-1,1]
@@ -1244,7 +1231,6 @@
     #define MESH_TEST_HOTEND_TEMP  205    // (°C) Default nozzle temperature for the G26 Mesh Validation Tool.
     #define MESH_TEST_BED_TEMP      60    // (°C) Default bed temperature for the G26 Mesh Validation Tool.
     #define G26_XY_FEEDRATE         20    // (mm/s) Feedrate for XY Moves for the G26 Mesh Validation Tool.
-    #define G26_RETRACT_MULTIPLIER   1.0  // G26 Q (retraction) used by default between mesh test elements.
   #endif
 
 #endif
@@ -1324,10 +1310,10 @@
 //#define LEVEL_BED_CORNERS
 
 #if ENABLED(LEVEL_BED_CORNERS)
-  #define LEVEL_CORNERS_INSET_LFRB { 30, 30, 30, 30 } // (mm) Left, Front, Right, Back insets
+  #define LEVEL_CORNERS_INSET 30    // (mm) An inset for corner leveling
-  #define LEVEL_CORNERS_HEIGHT      0.0   // (mm) Z height of nozzle at leveling points
+  #define LEVEL_CORNERS_Z_HOP  4.0  // (mm) Move nozzle up before moving between corners
-  #define LEVEL_CORNERS_Z_HOP       4.0   // (mm) Z height of nozzle between leveling points
+  #define LEVEL_CORNERS_HEIGHT 0.0  // (mm) Z height of nozzle at leveling points
-  //#define LEVEL_CENTER_TOO              // Move to the center after the last corner
+  //#define LEVEL_CENTER_TOO        // Move to the center after the last corner
 #endif
 
 /**

Marlin/Configuration_adv.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -31,7 +31,7 @@
  * Basic settings can be found in Configuration.h
  *
  */
-#define CONFIGURATION_ADV_H_VERSION 020005
+#define CONFIGURATION_ADV_H_VERSION 020000
 
 // @section temperature
 
@@ -276,10 +276,8 @@
   #define AUTOTEMP_OLDWEIGHT 0.98
 #endif
 
-// Extra options for the M114 "Current Position" report
+// Show extra position information with 'M114 D'
-//#define M114_DETAIL         // Use 'M114` for details to check planner calculations
+//#define M114_DETAIL
-//#define M114_REALTIME       // Real current position based on forward kinematics
-//#define M114_LEGACY         // M114 used to synchronize on every call. Enable if needed.
 
 // Show Temperature ADC value
 // Enable for M105 to include ADC values read from temperature sensors.
@@ -670,37 +668,11 @@
  */
 //#define Z_STEPPER_AUTO_ALIGN
 #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-  // Define probe X and Y positions for Z1, Z2 [, Z3 [, Z4]]
+  // Define probe X and Y positions for Z1, Z2 [, Z3]
-  // If not defined, probe limits will be used.
+  #define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
-  // Override with 'M422 S<index> X<pos> Y<pos>'
-  //#define Z_STEPPER_ALIGN_XY { {  10, 190 }, { 100,  10 }, { 190, 190 } }
-
-  /**
-   * Orientation for the automatically-calculated probe positions.
-   * Override Z stepper align points with 'M422 S<index> X<pos> Y<pos>'
-   *
-   * 2 Steppers:  (0)     (1)
-   *               |       |   2   |
-   *               | 1   2 |       |
-   *               |       |   1   |
-   *
-   * 3 Steppers:  (0)     (1)     (2)     (3)
-   *               |   3   | 1     | 2   1 |     2 |
-   *               |       |     3 |       | 3     |
-   *               | 1   2 | 2     |   3   |     1 |
-   *
-   * 4 Steppers:  (0)     (1)     (2)     (3)
-   *               | 4   3 | 1   4 | 2   1 | 3   2 |
-   *               |       |       |       |       |
-   *               | 1   2 | 2   3 | 3   4 | 4   1 |
-   *
-   */
-  #ifndef Z_STEPPER_ALIGN_XY
-    //#define Z_STEPPERS_ORIENTATION 0
-  #endif
 
   // Provide Z stepper positions for more rapid convergence in bed alignment.
-  // Requires triple stepper drivers (i.e., set NUM_Z_STEPPER_DRIVERS to 3)
+  // Currently requires triple stepper drivers.
   //#define Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS
   #if ENABLED(Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS)
     // Define Stepper XY positions for Z1, Z2, Z3 corresponding to
@@ -708,19 +680,23 @@
     // Define one position per Z stepper in stepper driver order.
     #define Z_STEPPER_ALIGN_STEPPER_XY { { 210.7, 102.5 }, { 152.6, 220.0 }, { 94.5, 102.5 } }
   #else
-    // Amplification factor. Used to scale the correction step up or down in case
+    // Amplification factor. Used to scale the correction step up or down.
-    // the stepper (spindle) position is farther out than the test point.
+    // In case the stepper (spindle) position is further out than the test point.
-    #define Z_STEPPER_ALIGN_AMP 1.0       // Use a value > 1.0 NOTE: This may cause instability!
+    // Use a value > 1. NOTE: This may cause instability
+    #define Z_STEPPER_ALIGN_AMP 1.0
   #endif
 
+  // Set number of iterations to align
+  #define Z_STEPPER_ALIGN_ITERATIONS 3
+
+  // Enable to restore leveling setup after operation
+  #define RESTORE_LEVELING_AFTER_G34
+
   // On a 300mm bed a 5% grade would give a misalignment of ~1.5cm
-  #define G34_MAX_GRADE              5    // (%) Maximum incline that G34 will handle
+  #define G34_MAX_GRADE  5  // (%) Maximum incline G34 will handle
-  #define Z_STEPPER_ALIGN_ITERATIONS 5    // Number of iterations to apply during alignment
+
-  #define Z_STEPPER_ALIGN_ACC        0.02 // Stop iterating early if the accuracy is better than this
+  // Stop criterion. If the accuracy is better than this stop iterating early
-  #define RESTORE_LEVELING_AFTER_G34      // Restore leveling after G34 is done?
+  #define Z_STEPPER_ALIGN_ACC 0.02
-  // After G34, re-home Z (G28 Z) or just calculate it from the last probe heights?
-  // Re-homing might be more precise in reproducing the actual 'G28 Z' homing height, especially on an uneven bed.
-  #define HOME_AFTER_G34
 #endif
 
 // @section motion
@@ -843,10 +819,10 @@
   // probing on a screwhead or hollow washer, probe near the edges.
   //#define CALIBRATION_MEASURE_AT_TOP_EDGES
 
-  // Define the pin to read during calibration
+  // Define pin which is read during calibration
   #ifndef CALIBRATION_PIN
-    //#define CALIBRATION_PIN -1            // Define here to override the default pin
+    #define CALIBRATION_PIN -1 // Override in pins.h or set to -1 to use your Z endstop
-    #define CALIBRATION_PIN_INVERTING false // Set to true to invert the custom pin
+    #define CALIBRATION_PIN_INVERTING false // Set to true to invert the pin
     //#define CALIBRATION_PIN_PULLDOWN
     #define CALIBRATION_PIN_PULLUP
   #endif
@@ -995,10 +971,6 @@
 // Show the E position (filament used) during printing
 //#define LCD_SHOW_E_TOTAL
 
-#if ENABLED(SHOW_BOOTSCREEN)
-  #define BOOTSCREEN_TIMEOUT 4000        // (ms) Total Duration to display the boot screen(s)
-#endif
-
 #if HAS_GRAPHICAL_LCD && HAS_PRINT_PROGRESS
   //#define PRINT_PROGRESS_SHOW_DECIMALS // Show progress with decimal digits
   //#define SHOW_REMAINING_TIME          // Display estimated time to completion
@@ -1021,9 +993,12 @@
 
 #if ENABLED(SDSUPPORT)
 
-  // The standard SD detect circuit reads LOW when media is inserted and HIGH when empty.
+  // Some RAMPS and other boards don't detect when an SD card is inserted. You can work
-  // Enable this option and set to HIGH if your SD cards are incorrectly detected.
+  // around this by connecting a push button or single throw switch to the pin defined
-  //#define SD_DETECT_STATE HIGH
+  // as SD_DETECT_PIN in your board's pins definitions.
+  // This setting should be disabled unless you are using a push button, pulling the pin to ground.
+  // Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
+  #define SD_DETECT_INVERTED
 
   #define SD_FINISHED_STEPPERRELEASE true          // Disable steppers when SD Print is finished
   #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the Z enabled so your bed stays in place.
@@ -1045,16 +1020,12 @@
    * during SD printing. If the recovery file is found at boot time, present
    * an option on the LCD screen to continue the print from the last-known
    * point in the file.
-   *
-   * If the machine reboots when resuming a print you may need to replace or
-   * reformat the SD card. (Bad sectors delay startup triggering the watchdog.)
    */
   //#define POWER_LOSS_RECOVERY
   #if ENABLED(POWER_LOSS_RECOVERY)
-    #define PLR_ENABLED_DEFAULT   false // Power Loss Recovery enabled by default. (Set with 'M413 Sn' & M500)
     //#define BACKUP_POWER_SUPPLY       // Backup power / UPS to move the steppers on power loss
     //#define POWER_LOSS_ZRAISE       2 // (mm) Z axis raise on resume (on power loss with UPS)
-    //#define POWER_LOSS_PIN         44 // Pin to detect power loss. Set to -1 to disable default pin on boards without module.
+    //#define POWER_LOSS_PIN         44 // Pin to detect power loss
     //#define POWER_LOSS_STATE     HIGH // State of pin indicating power loss
     //#define POWER_LOSS_PULL           // Set pullup / pulldown as appropriate
     //#define POWER_LOSS_PURGE_LEN   20 // (mm) Length of filament to purge on resume
@@ -1182,16 +1153,18 @@
   // Add an optimized binary file transfer mode, initiated with 'M28 B1'
   //#define BINARY_FILE_TRANSFER
 
-  /**
+  #if HAS_SDCARD_CONNECTION
-   * Set this option to one of the following (or the board's defaults apply):
+    /**
-   *
+     * Set this option to one of the following (or the board's defaults apply):
-   *           LCD - Use the SD drive in the external LCD controller.
+     *
-   *       ONBOARD - Use the SD drive on the control board. (No SD_DETECT_PIN. M21 to init.)
+     *           LCD - Use the SD drive in the external LCD controller.
-   *  CUSTOM_CABLE - Use a custom cable to access the SD (as defined in a pins file).
+     *       ONBOARD - Use the SD drive on the control board. (No SD_DETECT_PIN. M21 to init.)
-   *
+     *  CUSTOM_CABLE - Use a custom cable to access the SD (as defined in a pins file).
-   * :[ 'LCD', 'ONBOARD', 'CUSTOM_CABLE' ]
+     *
-   */
+     * :[ 'LCD', 'ONBOARD', 'CUSTOM_CABLE' ]
-  //#define SDCARD_CONNECTION LCD
+     */
+    //#define SDCARD_CONNECTION LCD
+  #endif
 
 #endif // SDSUPPORT
 
@@ -1231,6 +1204,10 @@
   // Western only. Not available for Cyrillic, Kana, Turkish, Greek, or Chinese.
   //#define USE_SMALL_INFOFONT
 
+  // Enable this option and reduce the value to optimize screen updates.
+  // The normal delay is 10µs. Use the lowest value that still gives a reliable display.
+  //#define DOGM_SPI_DELAY_US 5
+
   // Swap the CW/CCW indicators in the graphics overlay
   //#define OVERLAY_GFX_REVERSE
 
@@ -1247,10 +1224,6 @@
    * This will prevent position updates from being displayed.
    */
   #if ENABLED(U8GLIB_ST7920)
-    // Enable this option and reduce the value to optimize screen updates.
-    // The normal delay is 10µs. Use the lowest value that still gives a reliable display.
-    //#define DOGM_SPI_DELAY_US 5
-
     //#define LIGHTWEIGHT_UI
     #if ENABLED(LIGHTWEIGHT_UI)
       #define STATUS_EXPIRE_SECONDS 20
@@ -1268,7 +1241,6 @@
   #define STATUS_HOTEND_ANIM          // Use a second bitmap to indicate hotend heating
   #define STATUS_BED_ANIM             // Use a second bitmap to indicate bed heating
   #define STATUS_CHAMBER_ANIM         // Use a second bitmap to indicate chamber heating
-  //#define STATUS_CUTTER_ANIM        // Use a second bitmap to indicate spindle / laser active
   //#define STATUS_ALT_BED_BITMAP     // Use the alternative bed bitmap
   //#define STATUS_ALT_FAN_BITMAP     // Use the alternative fan bitmap
   //#define STATUS_FAN_FRAMES 3       // :[0,1,2,3,4] Number of fan animation frames
@@ -1288,7 +1260,7 @@
 // Additional options for DGUS / DWIN displays
 //
 #if HAS_DGUS_LCD
-  #define DGUS_SERIAL_PORT 3
+  #define DGUS_SERIAL_PORT 2
   #define DGUS_BAUDRATE 115200
 
   #define DGUS_RX_BUFFER_SIZE 128
@@ -1296,15 +1268,16 @@
   //#define DGUS_SERIAL_STATS_RX_BUFFER_OVERRUNS  // Fix Rx overrun situation (Currently only for AVR)
 
   #define DGUS_UPDATE_INTERVAL_MS  500    // (ms) Interval between automatic screen updates
+  #define BOOTSCREEN_TIMEOUT      3000    // (ms) Duration to display the boot screen
 
   #if EITHER(DGUS_LCD_UI_FYSETC, DGUS_LCD_UI_HIPRECY)
     #define DGUS_PRINT_FILENAME           // Display the filename during printing
     #define DGUS_PREHEAT_UI               // Display a preheat screen during heatup
 
     #if ENABLED(DGUS_LCD_UI_FYSETC)
-      //#define DGUS_UI_MOVE_DIS_OPTION   // Disabled by default for UI_FYSETC
+      //#define DUGS_UI_MOVE_DIS_OPTION   // Disabled by default for UI_FYSETC
     #else
-      #define DGUS_UI_MOVE_DIS_OPTION     // Enabled by default for UI_HIPRECY
+      #define DUGS_UI_MOVE_DIS_OPTION     // Enabled by default for UI_HIPRECY
     #endif
 
     #define DGUS_FILAMENT_LOADUNLOAD
@@ -1341,11 +1314,9 @@
   //#define AO_EXP1_PINMAP    // AlephObjects CLCD UI EXP1 mapping
   //#define AO_EXP2_PINMAP    // AlephObjects CLCD UI EXP2 mapping
   //#define CR10_TFT_PINMAP   // Rudolph Riedel's CR10 pin mapping
-  //#define S6_TFT_PINMAP     // FYSETC S6 pin mapping
-
   //#define OTHER_PIN_LAYOUT  // Define pins manually below
   #if ENABLED(OTHER_PIN_LAYOUT)
-    // Pins for CS and MOD_RESET (PD) must be chosen
+    // The pins for CS and MOD_RESET (PD) must be chosen.
     #define CLCD_MOD_RESET  9
     #define CLCD_SPI_CS    10
 
@@ -1455,7 +1426,6 @@
  */
 //#define BABYSTEPPING
 #if ENABLED(BABYSTEPPING)
-  //#define INTEGRATED_BABYSTEPPING         // EXPERIMENTAL integration of babystepping into the Stepper ISR
   //#define BABYSTEP_WITHOUT_HOMING
   //#define BABYSTEP_XY                     // Also enable X/Y Babystepping. Not supported on DELTA!
   #define BABYSTEP_INVERT_Z false           // Change if Z babysteps should go the other way
@@ -1584,10 +1554,10 @@
 
   // Add additional compensation depending on hotend temperature
   // Note: this values cannot be calibrated and have to be set manually
-  #if ENABLED(PROBE_TEMP_COMPENSATION)
+  #ifdef PROBE_TEMP_COMPENSATION
     // Max temperature that can be reached by heated bed.
     // This is required only for the calibration process.
-    #define PTC_MAX_BED_TEMP BED_MAXTEMP
+    #define PTC_MAX_BED_TEMP 110
 
     // Park position to wait for probe cooldown
     #define PTC_PARK_POS_X 0.0F
@@ -2024,7 +1994,7 @@
  * TMCStepper library is required to use TMC stepper drivers.
  * https://github.com/teemuatlut/TMCStepper
  */
-#if HAS_TRINAMIC_CONFIG
+#if HAS_TRINAMIC
 
   #define HOLD_MULTIPLIER    0.5  // Scales down the holding current from run current
   #define INTERPOLATE       true  // Interpolate X/Y/Z_MICROSTEPS to 256
@@ -2311,6 +2281,14 @@
    */
   //#define SENSORLESS_HOMING // StallGuard capable drivers only
 
+  /**
+   * Use StallGuard2 to probe the bed with the nozzle.
+   *
+   * CAUTION: This could cause damage to machines that use a lead screw or threaded rod
+   *          to move the Z axis. Take extreme care when attempting to enable this feature.
+   */
+  //#define SENSORLESS_PROBING // StallGuard capable drivers only
+
   #if EITHER(SENSORLESS_HOMING, SENSORLESS_PROBING)
     // TMC2209: 0...255. TMC2130: -64...63
     #define X_STALL_SENSITIVITY  8
@@ -2346,7 +2324,7 @@
    */
   #define TMC_ADV() {  }
 
-#endif // HAS_TRINAMIC_CONFIG
+#endif // HAS_TRINAMIC
 
 // @section L64XX
 
@@ -2787,12 +2765,6 @@
  */
 #define FASTER_GCODE_PARSER
 
-#if ENABLED(FASTER_GCODE_PARSER)
-  //#define GCODE_QUOTED_STRINGS  // Support for quoted string parameters
-#endif
-
-//#define GCODE_CASE_INSENSITIVE  // Accept G-code sent to the firmware in lowercase
-
 /**
  * CNC G-code options
  * Support CNC-style G-code dialects used by laser cutters, drawing machine cams, etc.
@@ -2992,7 +2964,7 @@
   #define MAX7219_LOAD_PIN  44
 
   //#define MAX7219_GCODE          // Add the M7219 G-code to control the LED matrix
-  #define MAX7219_INIT_TEST    2   // Test pattern at startup: 0=none, 1=sweep, 2=spiral
+  #define MAX7219_INIT_TEST    2   // Do a test pattern at initialization (Set to 2 for spiral)
   #define MAX7219_NUMBER_UNITS 1   // Number of Max7219 units in chain.
   #define MAX7219_ROTATE       0   // Rotate the display clockwise (in multiples of +/- 90°)
                                    // connector at:  right=0   bottom=-90  top=90  left=180
@@ -3032,19 +3004,11 @@
 //#define ESP3D_WIFISUPPORT   // ESP3D Library WiFi management (https://github.com/luc-github/ESP3DLib)
 
 #if EITHER(WIFISUPPORT, ESP3D_WIFISUPPORT)
+  #define WIFI_SSID "Wifi SSID"
+  #define WIFI_PWD  "Wifi Password"
   //#define WEBSUPPORT          // Start a webserver (which may include auto-discovery)
   //#define OTASUPPORT          // Support over-the-air firmware updates
   //#define WIFI_CUSTOM_COMMAND // Accept feature config commands (e.g., WiFi ESP3D) from the host
-
-  /**
-   * To set a default WiFi SSID / Password, create a file called Configuration_Secure.h with
-   * the following defines, customized for your network. This specific file is excluded via
-   * .gitignore to prevent it from accidentally leaking to the public.
-   *
-   *   #define WIFI_SSID "WiFi SSID"
-   *   #define WIFI_PWD  "WiFi Password"
-   */
-  //#include "Configuration_Secure.h" // External file with WiFi SSID / Password
 #endif
 
 /**

Marlin/Makefile

@@ -180,93 +180,88 @@ else ifeq ($(HARDWARE_MOTHERBOARD),1105)
 else ifeq ($(HARDWARE_MOTHERBOARD),1106)
 # MKS v1.5 with Allegro A4982 stepper drivers
 else ifeq ($(HARDWARE_MOTHERBOARD),1107)
-# MKS v1.6 with Allegro A4982 stepper drivers
-else ifeq ($(HARDWARE_MOTHERBOARD),1108)
-
 # MKS BASE 1.0 with Heroic HR4982 stepper drivers
-else ifeq ($(HARDWARE_MOTHERBOARD),1109)
+else ifeq ($(HARDWARE_MOTHERBOARD),1108)
 # MKS GEN v1.3 or 1.4
-else ifeq ($(HARDWARE_MOTHERBOARD),1110)
+else ifeq ($(HARDWARE_MOTHERBOARD),1109)
 # MKS GEN L
-else ifeq ($(HARDWARE_MOTHERBOARD),1111)
+else ifeq ($(HARDWARE_MOTHERBOARD),1110)
 # zrib V2.0 control board (Chinese knock off RAMPS replica)
-else ifeq ($(HARDWARE_MOTHERBOARD),1112)
+else ifeq ($(HARDWARE_MOTHERBOARD),1111)
 # BigTreeTech or BIQU KFB2.0
-else ifeq ($(HARDWARE_MOTHERBOARD),1113)
+else ifeq ($(HARDWARE_MOTHERBOARD),1112)
 # Felix 2.0+ Electronics Board (RAMPS like)
-else ifeq ($(HARDWARE_MOTHERBOARD),1114)
+else ifeq ($(HARDWARE_MOTHERBOARD),1113)
 # Invent-A-Part RigidBoard
-else ifeq ($(HARDWARE_MOTHERBOARD),1115)
+else ifeq ($(HARDWARE_MOTHERBOARD),1114)
 # Invent-A-Part RigidBoard V2
-else ifeq ($(HARDWARE_MOTHERBOARD),1116)
+else ifeq ($(HARDWARE_MOTHERBOARD),1115)
 # Sainsmart 2-in-1 board
-else ifeq ($(HARDWARE_MOTHERBOARD),1117)
+else ifeq ($(HARDWARE_MOTHERBOARD),1116)
 # Ultimaker
-else ifeq ($(HARDWARE_MOTHERBOARD),1118)
+else ifeq ($(HARDWARE_MOTHERBOARD),1117)
 # Ultimaker (Older electronics. Pre 1.5.4. This is rare)
-else ifeq ($(HARDWARE_MOTHERBOARD),1119)
+else ifeq ($(HARDWARE_MOTHERBOARD),1118)
   MCU ?= atmega1280
 
 # Azteeg X3
-else ifeq ($(HARDWARE_MOTHERBOARD),1120)
+else ifeq ($(HARDWARE_MOTHERBOARD),1119)
 # Azteeg X3 Pro
-else ifeq ($(HARDWARE_MOTHERBOARD),1121)
+else ifeq ($(HARDWARE_MOTHERBOARD),1120)
 # Ultimainboard 2.x (Uses TEMP_SENSOR 20)
-else ifeq ($(HARDWARE_MOTHERBOARD),1122)
+else ifeq ($(HARDWARE_MOTHERBOARD),1121)
 # Rumba
-else ifeq ($(HARDWARE_MOTHERBOARD),1123)
+else ifeq ($(HARDWARE_MOTHERBOARD),1122)
 # Raise3D Rumba
-else ifeq ($(HARDWARE_MOTHERBOARD),1124)
+else ifeq ($(HARDWARE_MOTHERBOARD),1123)
 # Rapide Lite RL200 Rumba
-else ifeq ($(HARDWARE_MOTHERBOARD),1125)
+else ifeq ($(HARDWARE_MOTHERBOARD),1124)
 # Formbot T-Rex 2 Plus
-else ifeq ($(HARDWARE_MOTHERBOARD),1126)
+else ifeq ($(HARDWARE_MOTHERBOARD),1125)
 # Formbot T-Rex 3
-else ifeq ($(HARDWARE_MOTHERBOARD),1127)
+else ifeq ($(HARDWARE_MOTHERBOARD),1126)
 # Formbot Raptor
-else ifeq ($(HARDWARE_MOTHERBOARD),1128)
+else ifeq ($(HARDWARE_MOTHERBOARD),1127)
 # Formbot Raptor 2
-else ifeq ($(HARDWARE_MOTHERBOARD),1129)
+else ifeq ($(HARDWARE_MOTHERBOARD),1128)
 # bq ZUM Mega 3D
-else ifeq ($(HARDWARE_MOTHERBOARD),1130)
+else ifeq ($(HARDWARE_MOTHERBOARD),1129)
 # MakeBoard Mini v2.1.2 is a control board sold by MicroMake
-else ifeq ($(HARDWARE_MOTHERBOARD),1131)
+else ifeq ($(HARDWARE_MOTHERBOARD),1130)
 # TriGorilla Anycubic version 1.3 based on RAMPS EFB
-else ifeq ($(HARDWARE_MOTHERBOARD),1132)
+else ifeq ($(HARDWARE_MOTHERBOARD),1131)
 # TriGorilla Anycubic version 1.4 based on RAMPS EFB
-else ifeq ($(HARDWARE_MOTHERBOARD),1133)
+else ifeq ($(HARDWARE_MOTHERBOARD),1132)
 # TriGorilla Anycubic version 1.4 Rev 1.1
-else ifeq ($(HARDWARE_MOTHERBOARD),1134)
+else ifeq ($(HARDWARE_MOTHERBOARD),1133)
 # Creality: Ender-4, CR-8
-else ifeq ($(HARDWARE_MOTHERBOARD),1135)
+else ifeq ($(HARDWARE_MOTHERBOARD),1134)
 # Creality: CR10S, CR20, CR-X
-else ifeq ($(HARDWARE_MOTHERBOARD),1136)
+else ifeq ($(HARDWARE_MOTHERBOARD),1135)
 # Dagoma F5
+else ifeq ($(HARDWARE_MOTHERBOARD),1136)
+# FYSETC F6
 else ifeq ($(HARDWARE_MOTHERBOARD),1137)
-# FYSETC F6 1.3
-else ifeq ($(HARDWARE_MOTHERBOARD),1138)
-# FYSETC F6 1.5
-else ifeq ($(HARDWARE_MOTHERBOARD),1139)
 # Duplicator i3 Plus
-else ifeq ($(HARDWARE_MOTHERBOARD),1140)
+else ifeq ($(HARDWARE_MOTHERBOARD),1138)
 # VORON
-else ifeq ($(HARDWARE_MOTHERBOARD),1141)
+else ifeq ($(HARDWARE_MOTHERBOARD),1139)
 # TRONXY V3 1.0
-else ifeq ($(HARDWARE_MOTHERBOARD),1142)
+else ifeq ($(HARDWARE_MOTHERBOARD),1140)
 # Z-Bolt X Series
-else ifeq ($(HARDWARE_MOTHERBOARD),1143)
+else ifeq ($(HARDWARE_MOTHERBOARD),1141)
 # TT OSCAR
-else ifeq ($(HARDWARE_MOTHERBOARD),1144)
+else ifeq ($(HARDWARE_MOTHERBOARD),1142)
 # Overlord/Overlord Pro
-else ifeq ($(HARDWARE_MOTHERBOARD),1145)
+else ifeq ($(HARDWARE_MOTHERBOARD),1143)
 # ADIMLab Gantry v1
-else ifeq ($(HARDWARE_MOTHERBOARD),1146)
+else ifeq ($(HARDWARE_MOTHERBOARD),1144)
 # ADIMLab Gantry v2
-else ifeq ($(HARDWARE_MOTHERBOARD),1147)
+else ifeq ($(HARDWARE_MOTHERBOARD),1145)
 # BIQU Tango V1
-else ifeq ($(HARDWARE_MOTHERBOARD),1148)
+else ifeq ($(HARDWARE_MOTHERBOARD),1146)
 # MKS GEN L V2
-else ifeq ($(HARDWARE_MOTHERBOARD),1149)
+else ifeq ($(HARDWARE_MOTHERBOARD),1147)
 
 #
 # RAMBo and derivatives

Marlin/Version.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -28,7 +28,7 @@
 /**
  * Marlin release version identifier
  */
-//#define SHORT_BUILD_VERSION "2.0.5"
+//#define SHORT_BUILD_VERSION "2.0.2"
 
 /**
  * Verbose version identifier which should contain a reference to the location
@@ -41,7 +41,7 @@
  * here we define this default string as the date where the latest release
  * version was tagged.
  */
-//#define STRING_DISTRIBUTION_DATE "2020-01-31"
+//#define STRING_DISTRIBUTION_DATE "2020-01-27"
 
 /**
  * Defines a generic printer name to be output to the LCD after booting Marlin.

Marlin/src/HAL/DUE/inc/Conditionals_post.h

@@ -1,28 +0,0 @@
-/**
- * Marlin 3D Printer Firmware
- * Copyright (c) 2020 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/>.
- *
- */
-#pragma once
-
-#if USE_EMULATED_EEPROM
-  #undef SRAM_EEPROM_EMULATION
-  #undef SDCARD_EEPROM_EMULATION
-  #define FLASH_EEPROM_EMULATION 1
-#endif

Marlin/src/HAL/HAL.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/HAL.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/HAL.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
  *
  * This program is free software: you can redistribute it and/or modify
@@ -53,8 +53,8 @@
 //#define analogInputToDigitalPin(IO) IO
 
 #ifndef CRITICAL_SECTION_START
-  #define CRITICAL_SECTION_START()  unsigned char _sreg = SREG; cli()
+  #define CRITICAL_SECTION_START  unsigned char _sreg = SREG; cli()
-  #define CRITICAL_SECTION_END()    SREG = _sreg
+  #define CRITICAL_SECTION_END    SREG = _sreg
 #endif
 #define ISRS_ENABLED() TEST(SREG, SREG_I)
 #define ENABLE_ISRS()  sei()

Marlin/src/HAL/HAL_AVR/HAL_SPI.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -197,7 +197,7 @@ void spiBegin() {
     // output pin high - like sending 0xFF
     WRITE(MOSI_PIN, HIGH);
 
-    LOOP_L_N(i, 8) {
+    for (uint8_t i = 0; i < 8; i++) {
       WRITE(SCK_PIN, HIGH);
 
       nop; // adjust so SCK is nice
@@ -224,7 +224,7 @@ void spiBegin() {
   void spiSend(uint8_t data) {
     // no interrupts during byte send - about 8µs
     cli();
-    LOOP_L_N(i, 8) {
+    for (uint8_t i = 0; i < 8; i++) {
       WRITE(SCK_PIN, LOW);
       WRITE(MOSI_PIN, data & 0x80);
       data <<= 1;

Marlin/src/HAL/HAL_AVR/MarlinSerial.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -55,7 +55,7 @@
   // A SW memory barrier, to ensure GCC does not overoptimize loops
   #define sw_barrier() asm volatile("": : :"memory");
 
-  #include "../../feature/e_parser.h"
+  #include "../../feature/emergency_parser.h"
 
   // "Atomically" read the RX head index value without disabling interrupts:
   // This MUST be called with RX interrupts enabled, and CAN'T be called
@@ -682,7 +682,7 @@
 
     // Round correctly so that print(1.999, 2) prints as "2.00"
     double rounding = 0.5;
-    LOOP_L_N(i, digits) rounding *= 0.1;
+    for (uint8_t i = 0; i < digits; ++i) rounding *= 0.1;
     number += rounding;
 
     // Extract the integer part of the number and print it

Marlin/src/HAL/HAL_AVR/MarlinSerial.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -31,9 +31,9 @@
  * Templatized 01 October 2018 by Eduardo José Tagle to allow multiple instances
  */
 
-#include <WString.h>
+#include "../shared/MarlinSerial.h"
 
-#include "../../inc/MarlinConfigPre.h"
+#include <WString.h>
 
 #ifndef SERIAL_PORT
   #define SERIAL_PORT 0
@@ -261,12 +261,12 @@
     static constexpr int PORT               = serial;
     static constexpr unsigned int RX_SIZE   = RX_BUFFER_SIZE;
     static constexpr unsigned int TX_SIZE   = TX_BUFFER_SIZE;
-    static constexpr bool XONOFF            = ENABLED(SERIAL_XON_XOFF);
+    static constexpr bool XONOFF            = bSERIAL_XON_XOFF;
-    static constexpr bool EMERGENCYPARSER   = ENABLED(EMERGENCY_PARSER);
+    static constexpr bool EMERGENCYPARSER   = bEMERGENCY_PARSER;
-    static constexpr bool DROPPED_RX        = ENABLED(SERIAL_STATS_DROPPED_RX);
+    static constexpr bool DROPPED_RX        = bSERIAL_STATS_DROPPED_RX;
-    static constexpr bool RX_OVERRUNS       = ENABLED(SERIAL_STATS_RX_BUFFER_OVERRUNS);
+    static constexpr bool RX_OVERRUNS       = bSERIAL_STATS_RX_BUFFER_OVERRUNS;
-    static constexpr bool RX_FRAMING_ERRORS = ENABLED(SERIAL_STATS_RX_FRAMING_ERRORS);
+    static constexpr bool RX_FRAMING_ERRORS = bSERIAL_STATS_RX_FRAMING_ERRORS;
-    static constexpr bool MAX_RX_QUEUED     = ENABLED(SERIAL_STATS_MAX_RX_QUEUED);
+    static constexpr bool MAX_RX_QUEUED     = bSERIAL_STATS_MAX_RX_QUEUED;
   };
   extern MarlinSerial<MarlinSerialCfg<SERIAL_PORT>> customizedSerial1;
 
@@ -304,7 +304,7 @@
     static constexpr bool XONOFF            = false;
     static constexpr bool EMERGENCYPARSER   = false;
     static constexpr bool DROPPED_RX        = false;
-    static constexpr bool RX_OVERRUNS       = HAS_DGUS_LCD && ENABLED(DGUS_SERIAL_STATS_RX_BUFFER_OVERRUNS);
+    static constexpr bool RX_OVERRUNS       = bDGUS_SERIAL_STATS_RX_BUFFER_OVERRUNS;
     static constexpr bool RX_FRAMING_ERRORS = false;
     static constexpr bool MAX_RX_QUEUED     = false;
   };

Marlin/src/HAL/HAL_AVR/Servo.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/ServoTimers.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/endstop_interrupts.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/fast_pwm.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -167,7 +167,7 @@ void set_pwm_frequency(const pin_t pin, int f_desired) {
     uint16_t prescaler[] = { 0, 1, 8, /*TIMER2 ONLY*/32, 64, /*TIMER2 ONLY*/128, 256, 1024 };
 
     // loop over prescaler values
-    LOOP_S_L_N(i, 1, 8) {
+    for (uint8_t i = 1; i < 8; i++) {
       uint16_t res_temp_fast = 255, res_temp_phase_correct = 255;
       if (timer.n == 2) {
         // No resolution calculation for TIMER2 unless enabled USE_OCR2A_AS_TOP

Marlin/src/HAL/HAL_AVR/fastio.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/fastio.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/fastio/fastio_1280.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -26,7 +26,7 @@
  *
  *   Hardware Pin  : 02 03 06 07 01 05 15 16 17 18 23 24 25 26 64 63 13 12 46 45 44 43 78 77 76 75 74 73 72 71 60 59 58 57 56 55 54 53 50 70 52 51 42 41 40 39 38 37 36 35 22 21 20 19 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 | 04 08 09 10 11 14 27 28 29 30 31 32 33 34 47 48 49 61 62 65 66 67 68 69 79 80 81 98 99 100
  *   Port          : E0 E1 E4 E5 G5 E3 H3 H4 H5 H6 B4 B5 B6 B7 J1 J0 H1 H0 D3 D2 D1 D0 A0 A1 A2 A3 A4 A5 A6 A7 C7 C6 C5 C4 C3 C2 C1 C0 D7 G2 G1 G0 L7 L6 L5 L4 L3 L2 L1 L0 B3 B2 B1 B0 F0 F1 F2 F3 F4 F5 F6 F7 K0 K1 K2 K3 K4 K5 K6 K7 | E2 E6 E7 xx xx H2 H7 G3 G4 xx xx xx xx xx D4 D5 D6 xx xx J2 J3 J4 J5 J6 J7 xx xx xx xx xx
- *   Logical Pin   : 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 | 78 79 80 xx xx 84 85 71 70 xx xx xx xx xx 81 82 83 xx xx 72 73 75 76 77 74 xx xx xx xx xx
+ *   Logical Pin   : 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 | 78 79 80 xx xx 84 85 71 70 xx xx xx xx xx 81 82 83 xx xx 72 72 75 76 77 74 xx xx xx xx xx
  */
 
 #include "../fastio.h"

Marlin/src/HAL/HAL_AVR/fastio/fastio_1281.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/fastio/fastio_168.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/fastio/fastio_644.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/fastio/fastio_AT90USB.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/inc/Conditionals_LCD.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/inc/Conditionals_adv.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/inc/Conditionals_post.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/inc/SanityCheck.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -56,10 +56,10 @@
 /**
  * The Trinamic library includes SoftwareSerial.h, leading to a compile error.
  */
-#if HAS_TRINAMIC_CONFIG && ENABLED(ENDSTOP_INTERRUPTS_FEATURE)
+#if HAS_TRINAMIC && ENABLED(ENDSTOP_INTERRUPTS_FEATURE)
   #error "TMCStepper includes SoftwareSerial.h which is incompatible with ENDSTOP_INTERRUPTS_FEATURE. Disable ENDSTOP_INTERRUPTS_FEATURE to continue."
 #endif
 
-#if HAS_TMC_SW_SERIAL && ENABLED(MONITOR_DRIVER_STATUS)
+#if TMC_HAS_SW_SERIAL && ENABLED(MONITOR_DRIVER_STATUS)
   #error "MONITOR_DRIVER_STATUS causes performance issues when used with SoftwareSerial-connected drivers. Disable MONITOR_DRIVER_STATUS or use hardware serial to continue."
 #endif

Marlin/src/HAL/HAL_AVR/math.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/persistent_store_eeprom.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -39,7 +39,7 @@ bool PersistentStore::write_data(int &pos, const uint8_t *value, size_t size, ui
     if (v != eeprom_read_byte(p)) {
       eeprom_write_byte(p, v);
       if (eeprom_read_byte(p) != v) {
-        SERIAL_ECHO_MSG(STR_ERR_EEPROM_WRITE);
+        SERIAL_ECHO_MSG(MSG_ERR_EEPROM_WRITE);
         return true;
       }
     }

Marlin/src/HAL/HAL_AVR/pinsDebug.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * 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
@@ -70,12 +70,12 @@
 
 void PRINT_ARRAY_NAME(uint8_t x) {
   char *name_mem_pointer = (char*)pgm_read_ptr(&pin_array[x].name);
-  LOOP_L_N(y, MAX_NAME_LENGTH) {
+  for (uint8_t y = 0; y < MAX_NAME_LENGTH; y++) {
     char temp_char = pgm_read_byte(name_mem_pointer + y);
     if (temp_char != 0)
       SERIAL_CHAR(temp_char);
     else {
-      LOOP_L_N(i, MAX_NAME_LENGTH - y) SERIAL_CHAR(' ');
+      for (uint8_t i = 0; i < MAX_NAME_LENGTH - y; i++) SERIAL_CHAR(' ');
       break;
     }
   }

Marlin/src/HAL/HAL_AVR/pinsDebug_Teensyduino.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * 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

Marlin/src/HAL/HAL_AVR/pinsDebug_plus_70.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * 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

Marlin/src/HAL/HAL_AVR/spi_pins.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_AVR/u8g_com_HAL_AVR_sw_spi.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -88,7 +88,7 @@ void u8g_spiSend_sw_AVR_mode_0(uint8_t val) {
   volatile uint8_t *outData = u8g_outData,
                    *outClock = u8g_outClock;
   U8G_ATOMIC_START();
-  LOOP_L_N(i, 8) {
+  for (uint8_t i = 0; i < 8; i++) {
     if (val & 0x80)
       *outData |= bitData;
     else
@@ -108,7 +108,7 @@ void u8g_spiSend_sw_AVR_mode_3(uint8_t val) {
   volatile uint8_t *outData = u8g_outData,
                    *outClock = u8g_outClock;
   U8G_ATOMIC_START();
-  LOOP_L_N(i, 8) {
+  for (uint8_t i = 0; i < 8; i++) {
     *outClock &= bitNotClock;
     if (val & 0x80)
       *outData |= bitData;

Marlin/src/HAL/HAL_AVR/watchdog.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -62,7 +62,7 @@ void watchdog_init() {
 #if ENABLED(WATCHDOG_RESET_MANUAL)
   ISR(WDT_vect) {
     sei();  // With the interrupt driven serial we need to allow interrupts.
-    SERIAL_ERROR_MSG(STR_WATCHDOG_FIRED);
+    SERIAL_ERROR_MSG(MSG_WATCHDOG_FIRED);
     minkill();  // interrupt-safe final kill and infinite loop
   }
 #endif

Marlin/src/HAL/HAL_AVR/watchdog.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/DebugMonitor.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/EepromEmulation.cpp

@@ -1,24 +1,3 @@
-/**
- * Marlin 3D Printer Firmware
- * Copyright (c) 2020 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/>.
- *
- */
 
 /* EEPROM emulation over flash with reduced wear
  *
@@ -54,7 +33,7 @@
 
 #include "../../inc/MarlinConfig.h"
 
-#if ENABLED(FLASH_EEPROM_EMULATION)
+#if ENABLED(EEPROM_SETTINGS) && NONE(I2C_EEPROM, SPI_EEPROM)
 
 #include "../shared/Marduino.h"
 #include "../shared/persistent_store_api.h"
@@ -1016,5 +995,5 @@ void eeprom_flush() {
   ee_Flush();
 }
 
-#endif // FLASH_EEPROM_EMULATION
+#endif // EEPROM_SETTINGS && (!I2C_EEPROM && !SPI_EEPROM)
 #endif // ARDUINO_ARCH_AVR

Marlin/src/HAL/HAL_DUE/HAL.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
  *
  * This program is free software: you can redistribute it and/or modify

Marlin/src/HAL/HAL_DUE/HAL.h

@@ -1,7 +1,7 @@
 /**
  * Marlin 3D Printer Firmware
  *
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
  * Copyright (c) 2015-2016 Nico Tonnhofer wurstnase.reprap@gmail.com
  *
@@ -119,8 +119,8 @@ typedef int8_t pin_t;
 //
 // Interrupts
 //
-#define CRITICAL_SECTION_START()  uint32_t primask = __get_PRIMASK(); __disable_irq()
+#define CRITICAL_SECTION_START  uint32_t primask = __get_PRIMASK(); __disable_irq()
-#define CRITICAL_SECTION_END()    if (!primask) __enable_irq()
+#define CRITICAL_SECTION_END    if (!primask) __enable_irq()
 #define ISRS_ENABLED() (!__get_PRIMASK())
 #define ENABLE_ISRS()  __enable_irq()
 #define DISABLE_ISRS() __disable_irq()

Marlin/src/HAL/HAL_DUE/HAL_SPI.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/InterruptVectors.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -63,13 +63,13 @@ static pfnISR_Handler* get_relocated_table_addr() {
   memcpy(&ram_tab, romtab, sizeof(ram_tab));
 
   // Disable global interrupts
-  CRITICAL_SECTION_START();
+  CRITICAL_SECTION_START;
 
   // Set the vector table base address to the SRAM copy
   SCB->VTOR = (uint32_t)(&ram_tab);
 
   // Reenable interrupts
-  CRITICAL_SECTION_END();
+  CRITICAL_SECTION_END;
 
   // Return the address of the table
   return (pfnISR_Handler*)(&ram_tab);
@@ -80,7 +80,7 @@ pfnISR_Handler install_isr(IRQn_Type irq, pfnISR_Handler newHandler) {
   pfnISR_Handler *isrtab = get_relocated_table_addr();
 
   // Disable global interrupts
-  CRITICAL_SECTION_START();
+  CRITICAL_SECTION_START;
 
   // Get the original handler
   pfnISR_Handler oldHandler = isrtab[irq + 16];
@@ -89,7 +89,7 @@ pfnISR_Handler install_isr(IRQn_Type irq, pfnISR_Handler newHandler) {
   isrtab[irq + 16] = newHandler;
 
   // Reenable interrupts
-  CRITICAL_SECTION_END();
+  CRITICAL_SECTION_END;
 
   // Return the original one
   return oldHandler;

Marlin/src/HAL/HAL_DUE/InterruptVectors.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/MarlinSerial.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -45,7 +45,7 @@ template<typename Cfg> typename MarlinSerial<Cfg>::ring_buffer_pos_t MarlinSeria
 // A SW memory barrier, to ensure GCC does not overoptimize loops
 #define sw_barrier() asm volatile("": : :"memory");
 
-#include "../../feature/e_parser.h"
+#include "../../feature/emergency_parser.h"
 
 // (called with RX interrupts disabled)
 template<typename Cfg>
@@ -606,7 +606,7 @@ void MarlinSerial<Cfg>::printFloat(double number, uint8_t digits) {
 
   // Round correctly so that print(1.999, 2) prints as "2.00"
   double rounding = 0.5;
-  LOOP_L_N(i, digits) rounding *= 0.1;
+  for (uint8_t i = 0; i < digits; ++i) rounding *= 0.1;
   number += rounding;
 
   // Extract the integer part of the number and print it

Marlin/src/HAL/HAL_DUE/MarlinSerial.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -27,9 +27,9 @@
  * Based on MarlinSerial for AVR, copyright (c) 2006 Nicholas Zambetti.  All right reserved.
  */
 
-#include <WString.h>
+#include "../shared/MarlinSerial.h"
 
-#include "../../inc/MarlinConfigPre.h"
+#include <WString.h>
 
 #define DEC 10
 #define HEX 16
@@ -163,12 +163,12 @@ struct MarlinSerialCfg {
   static constexpr int PORT               = serial;
   static constexpr unsigned int RX_SIZE   = RX_BUFFER_SIZE;
   static constexpr unsigned int TX_SIZE   = TX_BUFFER_SIZE;
-  static constexpr bool XONOFF            = ENABLED(SERIAL_XON_XOFF);
+  static constexpr bool XONOFF            = bSERIAL_XON_XOFF;
-  static constexpr bool EMERGENCYPARSER   = ENABLED(EMERGENCY_PARSER);
+  static constexpr bool EMERGENCYPARSER   = bEMERGENCY_PARSER;
-  static constexpr bool DROPPED_RX        = ENABLED(SERIAL_STATS_DROPPED_RX);
+  static constexpr bool DROPPED_RX        = bSERIAL_STATS_DROPPED_RX;
-  static constexpr bool RX_OVERRUNS       = ENABLED(SERIAL_STATS_RX_BUFFER_OVERRUNS);
+  static constexpr bool RX_OVERRUNS       = bSERIAL_STATS_RX_BUFFER_OVERRUNS;
-  static constexpr bool RX_FRAMING_ERRORS = ENABLED(SERIAL_STATS_RX_FRAMING_ERRORS);
+  static constexpr bool RX_FRAMING_ERRORS = bSERIAL_STATS_RX_FRAMING_ERRORS;
-  static constexpr bool MAX_RX_QUEUED     = ENABLED(SERIAL_STATS_MAX_RX_QUEUED);
+  static constexpr bool MAX_RX_QUEUED     = bSERIAL_STATS_MAX_RX_QUEUED;
 };
 
 #if SERIAL_PORT >= 0

Marlin/src/HAL/HAL_DUE/MarlinSerialUSB.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -34,7 +34,7 @@
 #include "MarlinSerialUSB.h"
 
 #if ENABLED(EMERGENCY_PARSER)
-  #include "../../feature/e_parser.h"
+  #include "../../feature/emergency_parser.h"
 #endif
 
 // Imports from Atmel USB Stack/CDC implementation
@@ -259,7 +259,7 @@ void MarlinSerialUSB::printFloat(double number, uint8_t digits) {
 
   // Round correctly so that print(1.999, 2) prints as "2.00"
   double rounding = 0.5;
-  LOOP_L_N(i, digits)
+  for (uint8_t i = 0; i < digits; ++i)
     rounding *= 0.1;
 
   number += rounding;

Marlin/src/HAL/HAL_DUE/MarlinSerialUSB.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/Servo.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/Tone.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/dogm/u8g_com_HAL_DUE_shared_hw_spi.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/dogm/u8g_com_HAL_DUE_st7920_sw_spi.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/dogm/u8g_com_HAL_DUE_sw_spi.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/dogm/u8g_com_HAL_DUE_sw_spi_shared.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -80,7 +80,7 @@ Pio *SCK_pPio, *MOSI_pPio;
 uint32_t SCK_dwMask, MOSI_dwMask;
 
 void u8g_spiSend_sw_DUE_mode_0(uint8_t val) { // 3MHz
-  LOOP_L_N(i, 8) {
+  for (uint8_t i = 0; i < 8; i++) {
     if (val & 0x80)
       MOSI_pPio->PIO_SODR = MOSI_dwMask;
     else
@@ -94,7 +94,7 @@ void u8g_spiSend_sw_DUE_mode_0(uint8_t val) { // 3MHz
 }
 
 void u8g_spiSend_sw_DUE_mode_3(uint8_t val) { // 3.5MHz
-  LOOP_L_N(i, 8) {
+  for (uint8_t i = 0; i < 8; i++) {
     SCK_pPio->PIO_CODR = SCK_dwMask;
     DELAY_NS(50);
     if (val & 0x80)

Marlin/src/HAL/HAL_DUE/dogm/u8g_com_HAL_DUE_sw_spi_shared.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/endstop_interrupts.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/fastio.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/fastio/G2_PWM.cpp

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/fastio/G2_PWM.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -63,7 +63,7 @@ extern PWM_map ISR_table[NUM_PWMS];
 extern uint32_t motor_current_setting[3];
 
 #define IR_BIT(p) (WITHIN(p, 0, 3) ? (p) : (p) + 4)
-#define COPY_ACTIVE_TABLE() do{ LOOP_L_N(i, 6) work_table[i] = active_table[i]; }while(0)
+#define COPY_ACTIVE_TABLE() do{ for (uint8_t i = 0; i < 6 ; i++) work_table[i] = active_table[i]; }while(0)
 
 #define PWM_MR0 19999         // base repetition rate minus one count - 20mS
 #define PWM_PR 24             // prescaler value - prescaler divide by 24 + 1  -  1 MHz output

Marlin/src/HAL/HAL_DUE/fastio/G2_pins.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/inc/Conditionals_LCD.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/inc/Conditionals_adv.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/inc/Conditionals_post.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/inc/SanityCheck.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
@@ -56,6 +56,6 @@
   #error "FAST_PWM_FAN is not yet implemented for this platform."
 #endif
 
-#if HAS_TMC_SW_SERIAL
+#if TMC_HAS_SW_SERIAL
   #error "TMC220x Software Serial is not supported on this platform."
 #endif

Marlin/src/HAL/HAL_DUE/persistent_store_eeprom.cpp

@@ -1,7 +1,7 @@
 /**
  * Marlin 3D Printer Firmware
  *
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
  * Copyright (c) 2015-2016 Nico Tonnhofer wurstnase.reprap@gmail.com
  * Copyright (c) 2016 Victor Perez victor_pv@hotmail.com
@@ -29,7 +29,7 @@
 #include "../../inc/MarlinConfig.h"
 #include "../shared/persistent_store_api.h"
 
-#if !defined(E2END) && ENABLED(FLASH_EEPROM_EMULATION)
+#if !defined(E2END) && NONE(I2C_EEPROM, SPI_EEPROM)
   #define E2END 0xFFF // Default to Flash emulated EEPROM size (EepromEmulation_Due.cpp)
 #endif
 
@@ -38,7 +38,7 @@ extern void eeprom_flush();
 bool PersistentStore::access_start() { return true; }
 
 bool PersistentStore::access_finish() {
-  #if ENABLED(FLASH_EEPROM_EMULATION)
+  #if NONE(I2C_EEPROM, SPI_EEPROM)
     eeprom_flush();
   #endif
   return true;
@@ -54,7 +54,7 @@ bool PersistentStore::write_data(int &pos, const uint8_t *value, size_t size, ui
       eeprom_write_byte(p, v);
       delay(2);
       if (eeprom_read_byte(p) != v) {
-        SERIAL_ECHO_MSG(STR_ERR_EEPROM_WRITE);
+        SERIAL_ECHO_MSG(MSG_ERR_EEPROM_WRITE);
         return true;
       }
     }

Marlin/src/HAL/HAL_DUE/pinsDebug.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * 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

Marlin/src/HAL/HAL_DUE/spi_pins.h

@@ -1,6 +1,6 @@
 /**
  * Marlin 3D Printer Firmware
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  *
  * Based on Sprinter and grbl.
  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm

Marlin/src/HAL/HAL_DUE/timers.cpp

@@ -1,7 +1,7 @@
 /**
  * Marlin 3D Printer Firmware
  *
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
  * Copyright (c) 2015-2016 Nico Tonnhofer wurstnase.reprap@gmail.com
  *

Marlin/src/HAL/HAL_DUE/timers.h

@@ -1,7 +1,7 @@
 /**
  * Marlin 3D Printer Firmware
  *
- * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
  * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
  *
  * This program is free software: you can redistribute it and/or modify