Anet A8 Capacitive probe LJC18A3-H-Z/BX on Marlin 1.1.9 by fratton

Last crawled date: 3 years ago

I use only 5V to power capacitive probe LJC18A3-HZ/BX and is ok.
For Marlin 1.1.9 :
Use Marlin-1.1.9.ABL.with-probe-LJC18A3-H-Z-BX.zip to upgrade Anet A8 stock with capacitive probe LJC18A3-H-Z/BXhttps://www.thingiverse.com/download:5413416
https://youtu.be/vKbX2yUdtsQ
Tutorial for Z-Offset : https://www.youtube.com/watch?v=Q5M7DvdMcew
For Marlin 1.1.8 :
https://github.com/MarlinFirmware/Marlin/archive/1.1.8.zip
Marlin 1.1.8 modification Configuration.h127: #define CUSTOM_MACHINE_NAME "Anet A8 autolevel"
488: //#define ENDSTOPPULLUPS
495: #define ENDSTOPPULLUP_XMIN
496: #define ENDSTOPPULLUP_YMIN
504: #define Z_MIN_ENDSTOP_INVERTING true
508: #define Z_MIN_PROBE_ENDSTOP_INVERTING true
636: #define FIX_MOUNTED_PROBE
693: #define X_PROBE_OFFSET_FROM_EXTRUDER +62
694: #define Y_PROBE_OFFSET_FROM_EXTRUDER 5
695: #define Z_PROBE_OFFSET_FROM_EXTRUDER 0
698: #define XY_PROBE_SPEED 6000
709: #define MULTIPLE_PROBING 3
778: #define Z_HOMING_HEIGHT 4
794: #define X_MIN_POS -33
795: #define Y_MIN_POS -5
796: #define Z_MIN_POS 0
797: #define X_MAX_POS X_BED_SIZE
798: #define Y_MAX_POS Y_BED_SIZE
799: #define Z_MAX_POS 240
880: #define AUTO_BED_LEVELING_BILINEAR
920: #define GRID_MAX_POINTS_X 3
921: #define GRID_MAX_POINTS_Y GRID_MAX_POINTS_X
924: #define LEFT_PROBE_BED_POSITION 35
925: #define RIGHT_PROBE_BED_POSITION 195
926: #define FRONT_PROBE_BED_POSITION 25
927: #define BACK_PROBE_BED_POSITION 195
930: #define MIN_PROBE_EDGE 10
1041: #define Z_SAFE_HOMING
1049: #define HOMING_FEEDRATE_XY 3600
1050: #define HOMING_FEEDRATE_Z 240
1293: #define LCD_LANGUAGE en
1402: #define INDIVIDUAL_AXIS_HOMING_MENU
Z-Offset with pronterface : http://www.pronterface.com/
with Hotbet 60°CM851 Z0 ; Z offset=0
M500 ; Save in EEPROM
M501 ; Read EEPROM
M211 S0 ; negative value permit
G28 ; Home All
G1 X110 Y110 Z0; Move at center
; move Z axe to touch bed en read Z value
M851 Z[value] ; value with negative -
M211 S1 ; Disable negative value
M500 ; Save in EEPROM
M501 ; Check last line with Z value offset
Start G-Code;Basic settings: Layer height: {layer_height} Walls: {wall_thickness} Fill: {fill_density}
;Print time: {print_time}
;Filament used: {filament_amount}m {filament_weight}g
;Filament cost: {filament_cost}
;M190 S{print_bed_temperature} ;Uncomment to add your own bed temperature line
;M109 S{print_temperature} ;Uncomment to add your own temperature line
G21 ; metric values
G90 ; absolute positioning
M107 ; start with the fan off
G28 ; home all
G29 ; autolevel
G1 Z15.0 F6000 ; move the platform down 15mm
G92 E0 ;zero the extruded length
G1 F200 E3 ; extrude 3mm of feed stock
G92 E0 ; zero the extruded length again
G1 F6000
;Put printing message on LCD screen
M117 Printing...