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@X3msnake
Last active April 24, 2025 13:44
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X3msnake's RatRig BauMaus™ Build Log





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X3msnake commented Jan 20, 2025

BauMaus Implementation (uses a 24v to 12v stepdown)

Blue - 0V - FAN1 (PA0)
Orange - 12V - FAN1 (VIN)
Green - PWM (Control) - I2C (PB4)
Yellow - Sensor (Speed-Tachometer) - I2C (PB3)

image

Wire Termination:

Black - 0V
Red - 12V
Blue - PWM (Control)
White - Sensor (Speed-Tachometer)

image

NIDEC 4028 Axial fan W40S12BS2E5-57T04HF9 (12V 1.61A 25000RPM)
Fan specs:
Voltage: DC 12V
Current: 1.61A
Input Power:19.3W
Speed:25000 RPM
Air Flow:30.3cfm
Noise:64 dBA
Bearing:Ball bearing
Feature:Speed Sensor (Tach Output), PWM Control

Dimensions:
Height: 40 mm
Width: 40 mm
Depth: 28 mm

ratrig-storelink

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EBB42 v1.2 fix wrong temperature

- Remove the pt1000 jumper.
- Add after "USER OVERRIDES":

[extruder]
sensor_type: PT1000

https://www.answeroverflow.com/m/1103454367836811347

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X3msnake commented Mar 1, 2025

BauMaus™ special pin configs

########################################
###  START - RATOS OVERRIDE BAUMAUS™ ###
########################################

# Part cooling fan 4028 running from 24v on a 12v a stepdown
[fan]
pin: toolboard_t0:PB4              # PWM Pin
cycle_time:  0.00004               # 100Hz
enable_pin: toolboard_t0:PA0       # Ground pin 
tachometer_pin: ^toolboard_t0:PB3  # RPM Pin in toolboard 0
tachometer_poll_interval: 0.0005   # will support up to a 30.000 RPM fan with 2 pulses per rotation.

[extruder]
dir_pin: toolboard_t0:e_dir_pin    # Remove ! in front of pin name to reverse the direction of extruder

[stepper_z]
position_max: 400                  # BauMaus™ is a custom Z400 Vcore 3.1

########################################
####  END - RATOS OVERRIDE BAUMAUS™ ####
########################################

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X3msnake commented Mar 1, 2025

image

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X3msnake commented Mar 4, 2025

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X3msnake commented Mar 10, 2025

Power Button - Datasheet

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X3msnake commented Mar 14, 2025

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X3msnake commented Apr 5, 2025

IMG_20250404_222924

Probing failure causes bed to crash, it requires endstops wired to the emergency stop but using the emergency command and not m112

https://www.reddit.com/r/klippers/comments/yjsbit/physical_kill_switch/

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X3msnake commented Apr 24, 2025

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