MarlinFirmware/Marlin 2.0.4

Marlin 2.0.4

on GitHub

New Features

• G34 test points can now be auto-assigned
• Z_AFTER_HOMING for a standard raise after G28
• Individual edge insets for corner leveling
• Separate config for secure data (Excluded by .gitignore)

Boards / Pins

• Added MKS BASE 1.6 board support
• MKS RUMBA split up into AUS3D and MKS variants
• Improved support for Adafruit Grand Central M4 (SAMD51)
  • Added RAMPS 1.4.4
  • Use RTC for the temperature (1kHz) timer
• Added old and new PICA Shield support

Configuration

• Direct link to example configs for the current version
• Configurable G26 retraction length
• Configuration versions bumped to 020004
• Don't require Z sensorless when homing with probe
• Sanity-check recommending safe homing with probes
• Simplify safe homing point sanity check

Hosts and UI

• Cosmetic tweaks for character LCD
• ExtUI API support for PID, probe offsets
• Optional support for G-code quoted strings
• Updated FYSETC S6 pins, LCD settings
• Fixed fan speed editing, decimal value rounding
• Updated French, Russian, Italian
• Fixed STOP reply going to wrong serial port
• Added semicolon (comment prefix) to M503 headings

HAL / Platforms

• Fixed LPC build with watchdog off
• Removed extraneous serial initialization
• Fixed bad pin state transitions on SAMD51
• Fixed ESP32 extraneous library include
• Put the ESP32 stepper I2S task and Marlin on the same core

Issues Patched

• Fixed a bug in TMC2209 StallGuard handling
• Fixed a bug preventing extruder motors being turned off
• Fixed Arduino IDE compilation for DUE
• Fixed SKR 1.4 "extra" endstop pins
• Add Trigorilla endstop add-on option
• Fixed M112 behavior with emergency parser
• Fixed end of print behavior with print status LEDs
• Fixed Neopixel white when used with other LEDs
• Further fixups for 8 extruders
• Ensure that UBL uses Tool 0 for bed leveling
• Fixed G425 CALIBRATION_GCODE pin handling
• Fixed a probe conflict with multi-endstop features
• Fixed MKS Robin nano build options
• Fixed DGUS serial ports not defined
• Display "*" when Trinamic stst = 0

Optimized / Improved

• Start and stop the print job timer on bed heating (also)
• Use SDIO for onboard SD with STM32duino boards
• Improved (safer) handling of probe failure

For Developers

• Added mftest -b and -u options for auto-build
• Improved git, jekyll, and test helper scripts
• Refactored Probe as singleton class
• Define more EXP and AUX pins in SKR pins defines
• Added RREPEAT nested repeat macros and apply
• Added .editorconfig defining basic formatting
• Add logging for Z adjust when leveling is toggled
• Cleanup of host actions code
• To optimize auto-build drop some ATmega 1280 targets

Known Issues

• Babystepping in stealthChop mode may cause TMC2209 steppers to shut down on some 32-bit platforms