Prusa MK3S Einsy Rambo Raspberry PI 4 with 2,5" SSD

Prusa MK3S electronic box for: Original Einsy Rambo Board Raspberry Pi 4 2,5 inch HDD 2x DC/DC convertor (24V to 5V…
5
44
0
3111
updated September 27, 2019

Description

PDF

Prusa MK3S electronic box for:

Original Einsy Rambo Board
Raspberry Pi 4
2,5 inch HDD
2x DC/DC convertor (24V to 5V and 24V to 12V)
9x Optoisolated MOSFET switch for vent controll, LED strip, Print head light
(second dc/dc and 6x MOSFET module placed on first holder, 3x MOSFET module on second holder)
Housings for dupont connectors for external connections
On raspbery PI 4 the SD card is used for boot partition only, all other is on SSD, connected via USB/SATA converter
8 pins used for Waveshare touch display (+5V, +3,3V, GND, TP_SI, TP_SO, TP_CS, TP_IRQ, TP_SCK)
1x hdmi output dtto

9 GPIO pins used for output to MOSFETs (GPIO 18 for Gcode SuperLaserController plugin for octopi, GPIO 5 for vent - controlled by PID, temperature reads from processor, GPIO 6,12,13,19 - Led strip R,G,B,W, GPIO 16,26 - Print head light ring (digital led, the white only I don't found), GPIO 20 - enclosure vent

GPIO 21 - input from Humidity and temperature sensor (enclosure)

Pins for Einsy Rambo comm. (header J19) GPIO 14,15 (J19/6,8) - rxi, txi, GPIO 22 (J19/13) reset printer, GPIO 23(J19/14) - power loss signal

CSI - camera
USB - second camera for print head
USB - Sata converter

BOM:
USB to SATA - http://s.click.aliexpress.com/e/doQTUxhq type.04
FAN - http://s.click.aliexpress.com/e/s5JVuVVI
DC/DC converter - http://s.click.aliexpress.com/e/tsSxhIWy
MOSFET module - http://s.click.aliexpress.com/e/dpUb9Vuc
Nylon screws and nuts - http://s.click.aliexpress.com/e/OcDgXSxI
Additional fuse - http://s.click.aliexpress.com/e/KSbx5EBA
Wire connectors (or Wago 221 from local shop) - http://s.click.aliexpress.com/e/m9R2rLqY
Led strip for enclosure light - http://s.click.aliexpress.com/e/B5N7EI3Q
LED ring for print head light - http://s.click.aliexpress.com/e/DPBPl6XA

Print instructions

Supports for Box (krabicka) and Cover (viko) included, import to slicer as supports.

Fusion 360 f3z file uploaded on https://www.thingiverse.com/thing:3859154

Tags



Model origin

The author hasn't provided the model origin yet.

License