Led mount Dayspring RatRig VCore 3 with enclosure LED by Vector3d

RatRig V-Core3 without enclosure: Led mount Dayspring RatRig VCore 3 LED by Vector3d da Jake90 | Scarica il modello STL gratuito | Printables.com

BOM:

2x sup_led_enc (1).stl

2x sup_led_enc (2).stl

4x cap head screw M6x12

4x Tnut m6 3030

4x heatinsert M3

4x M3x8/10

you can buy it here: Dayspring RatRig LED - Vector 3D

printer.cfg

#############################################################################################################
### USER OVERRIDES
### Anything custom you want to add, or RatOS configuration you want to override, do it here.
#############################################################################################################

# LED
[include led.cfg]

led.cfg 

(thanks to: Vector 3D and ticolaugs for the macros)

[output_pin caselight]
pin: PA3     # your control board pin number
pwm: true # enable pwm control for the led brightness
shutdown_value: 0 # brightness on printer error
value: 0 # value when printer turns on
cycle_time: 0.0025 # fast-ish cycle time


[gcode_macro led_on]
description: turn the LED on
gcode:
SET_PIN PIN=caselight VALUE=0.1 # adjust value for designed brightness


[gcode_macro led_off]
description: turn the LED off
gcode:
SET_PIN PIN=caselight VALUE=0 # set value to 0


[gcode_macro toggle_led]
description: Toggle the LED On/Off
gcode:

    {% if printer['output_pin caselight'].value == 0 %}
          SET_PIN PIN=caselight VALUE=0.1 # adjust value for designed brightness
    {% else %}
          SET_PIN PIN=caselight VALUE=0
    {%endif%}


[gcode_macro Toggle_Led2]
description: Toggle the LED On/Off
variable_state: 'off'
gcode:
    {% if params.POWER is defined %}
    {% set POWER = params.POWER|default(0.0)|float %}
    SET_PIN PIN=caselight VALUE={POWER}
    {% else %}
        {% if printer['output_pin caselight'].value == 0 %}
            SET_PIN PIN=caselight VALUE=0.1 # adjust value for designed
        {% else %}
            SET_PIN PIN=caselight VALUE=0
        {% endif %}
    {% endif %}

If you want to add a button to turn the LEDs on and off from the main klipperscreen page edit or create: 

klipperscreen.conf

[menu __main led]
name: {{ gettext('LED') }}
icon: light
method: printer.gcode.script
params: {"script":"toggle_led"}