V4.2.21 Update

config/gcode_macro.cfg

@@ -3,9 +3,11 @@
 # update: variable change M106 & M141 & M107
 # V4.4.16 2024-3-26
 # update: variable change [homing_override]->add M204 S10000
-# v4.4.20 2024-6-17
+# V4.4.20 2024-6-17
 # update: Z_DOUDONG CLEAR_NOZZLE get_zoffset rewrite
 #         move_subzoffset added 
+# V4.4.21 2024-6-22
+# update: Enable chamber exhaust fan by default when chamber temp not set
 
 [gcode_macro test_zoffset]
 gcode:
@@ -161,6 +163,9 @@ gcode:
     {% set hotendtemp = params.HOTEND|int %}
     {% set chambertemp = params.CHAMBER|default(0)|int %}
     set_zoffset
+    {% if chambertemp == 0 %}
+        M106 P3 S255
+    {% endif %}
     M104 S0
     M140 S{bedtemp}    
     M141 S{chambertemp}
@@ -231,6 +236,7 @@ gcode:
     {% set RUN_CUR = driver_config.run_current %}
     {% set HOLD_CUR = driver_config.hold_current %}
     M204 S10000
+    M220 S100
 	{% if params.X is defined %}
 	    SET_TMC_CURRENT STEPPER=stepper_x CURRENT={HOME_CUR * 0.7} 
         G28 X
@@ -646,7 +652,7 @@ gcode:
     G90
 
 [gcode_macro M603]
-description: filament unload
+description: unload filament
 gcode:
     M118 Heat up complete
     G92 E0
@@ -655,15 +661,16 @@ gcode:
     G92 E0
     G1  E-90 F800
     M400
-    M118 Unload finish
+    M118 Filament unloaded
 
 [gcode_macro M604]
+description: load filament
 gcode:
     M118 Heat up complete
     M83
     G1 E80 F400
     M400
-    M118 Load finish
+    M118 Filament loaded
 
 [output_pin sound]
 pin: gpio8

config/printer.cfg

@@ -367,7 +367,7 @@ max_power:1.0
 shutdown_speed:1.0
 cycle_time:0.01
 fan_speed: 0.6
-stepper:stepper_z,stepper_z1
+stepper:stepper_x,stepper_y
 
 [fan_generic cooling_fan]
 pin:gpio2