✨ Extruder with Dual Stepper Drivers (#21403)
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Bo Herrmannsen
GitHub
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e130aa39c0
commit
3d0e8346be
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@ -677,6 +677,12 @@
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#endif
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#endif
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// Drive the E axis with two synchronized steppers
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//#define E_DUAL_STEPPER_DRIVERS
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#if ENABLED(E_DUAL_STEPPER_DRIVERS)
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//#define INVERT_E1_VS_E0_DIR // Enable if the E motors need opposite DIR states
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#endif
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/**
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* Dual X Carriage
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*
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@ -558,7 +558,12 @@
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#undef DISABLE_E
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#endif
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#if ENABLED(SWITCHING_EXTRUDER) // One stepper for every two EXTRUDERS
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#if ENABLED(E_DUAL_STEPPER_DRIVERS) // E0/E1 steppers act in tandem as E0
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#define E_STEPPERS 2
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#elif ENABLED(SWITCHING_EXTRUDER) // One stepper for every two EXTRUDERS
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#if EXTRUDERS > 4
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#define E_STEPPERS 3
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#elif EXTRUDERS > 2
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@ -569,17 +574,24 @@
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#if DISABLED(SWITCHING_NOZZLE)
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#define HOTENDS E_STEPPERS
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#endif
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#elif ENABLED(MIXING_EXTRUDER)
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#elif ENABLED(MIXING_EXTRUDER) // Multiple feeds are mixed proportionally
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#define E_STEPPERS MIXING_STEPPERS
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#define E_MANUAL 1
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#if MIXING_STEPPERS == 2
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#define HAS_DUAL_MIXING 1
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#endif
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#elif ENABLED(SWITCHING_TOOLHEAD)
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#elif ENABLED(SWITCHING_TOOLHEAD) // Toolchanger
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#define E_STEPPERS EXTRUDERS
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#define E_MANUAL EXTRUDERS
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#elif HAS_PRUSA_MMU2
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#elif HAS_PRUSA_MMU2 // Průša Multi-Material Unit v2
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#define E_STEPPERS 1
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#endif
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// No inactive extruders with SWITCHING_NOZZLE or Průša MMU1
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@ -1161,6 +1161,19 @@ static_assert(Y_MAX_LENGTH >= Y_BED_SIZE, "Movement bounds (Y_MIN_POS, Y_MAX_POS
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#endif
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#endif
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/**
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* Dual E Steppers requirements
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*/
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#if ENABLED(E_DUAL_STEPPER_DRIVERS)
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#if EXTRUDERS > 1
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#error "E_DUAL_STEPPER_DRIVERS can only be used with EXTRUDERS set to 1."
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#elif ENABLED(MIXING_EXTRUDER)
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#error "E_DUAL_STEPPER_DRIVERS is incompatible with MIXING_EXTRUDER."
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#elif ENABLED(SWITCHING_EXTRUDER)
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#error "E_DUAL_STEPPER_DRIVERS is incompatible with SWITCHING_EXTRUDER."
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#endif
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#endif
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/**
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* Linear Advance 1.5 - Check K value range
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*/
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@ -645,6 +645,11 @@ void reset_stepper_drivers(); // Called by settings.load / settings.reset
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#endif
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#elif ENABLED(E_DUAL_STEPPER_DRIVERS)
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#define E_STEP_WRITE(E,V) do{ E0_STEP_WRITE(V); E1_STEP_WRITE(V); }while(0)
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#define NORM_E_DIR(E) do{ E0_DIR_WRITE(!INVERT_E0_DIR); E1_DIR_WRITE(!INVERT_E0_DIR ^ ENABLED(INVERT_E1_VS_E0_DIR)); }while(0)
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#define REV_E_DIR(E) do{ E0_DIR_WRITE( INVERT_E0_DIR); E1_DIR_WRITE( INVERT_E0_DIR ^ ENABLED(INVERT_E1_VS_E0_DIR)); }while(0)
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#elif E_STEPPERS
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#define E_STEP_WRITE(E,V) E0_STEP_WRITE(V)
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#define NORM_E_DIR(E) E0_DIR_WRITE(!INVERT_E0_DIR)
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@ -1013,6 +1018,7 @@ void reset_stepper_drivers(); // Called by settings.load / settings.reset
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//
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#if ENABLED(MIXING_EXTRUDER)
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/**
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* Mixing steppers keep all their enable (and direction) states synchronized
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*/
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@ -1020,6 +1026,12 @@ void reset_stepper_drivers(); // Called by settings.load / settings.reset
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#define _CALL_DIS_E(N) DISABLE_STEPPER_E##N () ;
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#define ENABLE_AXIS_E0() { RREPEAT(MIXING_STEPPERS, _CALL_ENA_E) }
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#define DISABLE_AXIS_E0() { RREPEAT(MIXING_STEPPERS, _CALL_DIS_E) }
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#elif ENABLED(E_DUAL_STEPPER_DRIVERS)
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#define ENABLE_AXIS_E0() do{ ENABLE_STEPPER_E0(); ENABLE_STEPPER_E1(); }while(0)
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#define DISABLE_AXIS_E0() do{ DISABLE_STEPPER_E0(); DISABLE_STEPPER_E1(); }while(0)
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#endif
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#ifndef ENABLE_AXIS_E0
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@ -543,9 +543,17 @@
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#define _EPIN(p,q) __EPIN(p,q)
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#define DIAG_REMAPPED(p,q) (PIN_EXISTS(q) && _EPIN(p##_E_INDEX, DIAG) == q##_PIN)
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// The X2 axis, if any, should be the next open extruder port
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#define X2_E_INDEX E_STEPPERS
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// The E0/E1 steppers are always used for Dual E
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#if ENABLED(E_DUAL_STEPPER_DRIVERS)
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#ifndef E1_STEP_PIN
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#error "No E1 stepper available for E_DUAL_STEPPER_DRIVERS!"
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#endif
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#define X2_E_INDEX INCREMENT(E_STEPPERS)
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#else
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#define X2_E_INDEX E_STEPPERS
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#endif
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// The X2 axis, if any, should be the next open extruder port
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#if EITHER(DUAL_X_CARRIAGE, X_DUAL_STEPPER_DRIVERS)
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#ifndef X2_STEP_PIN
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#define X2_STEP_PIN _EPIN(X2_E_INDEX, STEP)
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@ -24,7 +24,7 @@ opt_enable S_CURVE_ACCELERATION EEPROM_SETTINGS GCODE_MACROS \
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SKEW_CORRECTION SKEW_CORRECTION_FOR_Z SKEW_CORRECTION_GCODE CALIBRATION_GCODE \
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BACKLASH_COMPENSATION BACKLASH_GCODE BAUD_RATE_GCODE BEZIER_CURVE_SUPPORT \
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FWRETRACT ARC_SUPPORT ARC_P_CIRCLES CNC_WORKSPACE_PLANES CNC_COORDINATE_SYSTEMS \
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PSU_CONTROL AUTO_POWER_CONTROL \
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PSU_CONTROL AUTO_POWER_CONTROL E_DUAL_STEPPER_DRIVERS \
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PIDTEMPBED SLOW_PWM_HEATERS THERMAL_PROTECTION_CHAMBER \
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PINS_DEBUGGING MAX7219_DEBUG M114_DETAIL \
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EXTENSIBLE_UI
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@ -38,10 +38,9 @@ restore_configs
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opt_set MOTHERBOARD BOARD_RADDS NUM_Z_STEPPER_DRIVERS 3
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opt_enable USE_XMAX_PLUG USE_YMAX_PLUG ENDSTOPPULLUPS BLTOUCH AUTO_BED_LEVELING_BILINEAR \
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Z_STEPPER_AUTO_ALIGN Z_STEPPER_ALIGN_KNOWN_STEPPER_POSITIONS Z_SAFE_HOMING
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#TOUCH_UI_FTDI_EVE LCD_ALEPHOBJECTS_CLCD_UI OTHER_PIN_LAYOUT
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pins_set ramps/RAMPS X_MAX_PIN -1
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pins_set ramps/RAMPS Y_MAX_PIN -1
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exec_test $1 $2 "RADDS with ABL (Bilinear), Triple Z Axis, Z_STEPPER_AUTO_ALIGN" "$3"
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exec_test $1 $2 "RADDS with ABL (Bilinear), Triple Z Axis, Z_STEPPER_AUTO_ALIGN, E_DUAL_STEPPER_DRIVERS" "$3"
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#
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# Test SWITCHING_EXTRUDER
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@ -16,7 +16,7 @@ set -e
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restore_configs
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opt_set MOTHERBOARD BOARD_RAMPS_14_RE_ARM_EFB SERIAL_PORT_3 3 \
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NEOPIXEL_TYPE NEO_GRB RGB_LED_R_PIN P2_12 RGB_LED_G_PIN P1_23 RGB_LED_B_PIN P1_22 RGB_LED_W_PIN P1_24
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opt_enable FYSETC_MINI_12864_2_1 SDSUPPORT SDCARD_READONLY SERIAL_PORT_2 RGBW_LED \
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opt_enable FYSETC_MINI_12864_2_1 SDSUPPORT SDCARD_READONLY SERIAL_PORT_2 RGBW_LED E_DUAL_STEPPER_DRIVERS \
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NEOPIXEL_LED NEOPIXEL_IS_SEQUENTIAL NEOPIXEL_STARTUP_TEST NEOPIXEL_BKGD_INDEX_FIRST NEOPIXEL_BKGD_INDEX_LAST NEOPIXEL_BKGD_COLOR NEOPIXEL_BKGD_ALWAYS_ON
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exec_test $1 $2 "ReARM EFB VIKI2, SDSUPPORT, 2 Serial ports (USB CDC + UART0), NeoPixel" "$3"
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