Archim 3 PCBA Retail Kit

This all-in-one TAZ Pro 3D printer motherboard is made by UltiMachine using a 32bit Atmel SAM3X8E processor and comes equipped with Trinamic TMC2130 stepper drivers all on one integrated PCB, built in fuses, and more.

Does not come with pre-installed firmware

TAZ Pro users will not utilize any of the connection points on the right side of the board.
Please follow installation instruction as normal for Pro platform printers.

Parts Included

• One (1) Archim3 electronics board

Specifications

• Designed and Manufactured by UltiMachine

• Logic

  • Archim3 is supported in mainline Marlin Firmware as BOARD_ARCHIM

  • Crystals for both usb and mcu (timing accurate to 10ppm)

  • 4 Thermistor jacks

  • All extra pins broken out on both processors (allows using the 32u2 for LUFA AVR programmer, etc.)

  • 2 channel SDRAMPS compatible SPI breakout

• Stepper Drivers

  • 5 TMC2130 1/8th microsteps motor drivers with 1,1/2,1/4,1/16 as options (2 connectors for Z-axis)

  • SPI (Serial Peripheral Interface) communicated motor current control (no tiny knobs to tweak)

  • Current limit on driver IC VCC to prevent permanent latchup

  • Microstep mode configured by MCU through firmware (no jumpers needed)

  • Test points for driver control signals

  • Step and Direction pins are on their own ports for synchronous movement capability

  • Extra driver ports broken out for up to 3 additional drivers (some of the motor extension pins are shared with max endstop and a pin allocated for SPI-SS extensions)

• PWM DC outputs (Extruders, Fans, Etc.)

  • 6 outputs

  • Low resistance mosfets for cool running

  • Indicator led for each channel

• Power

  • Three ATC fuse protected power rails

  • Heated Bed, 15A 12-35V

  • Extruders + fans and logic, 5A 12-35V (fuse can be exchanged for up to 10A capacity)

  • Motors, 5A 12-28V (fuse can be exchanged for up to 10A capacity)

  • SMPS supports hostless printing on power supply voltages from 10-24V DC

• PCB

  • 4 layer

  • 2oz copper on all layers

  • High quality, High temperature FR4-TG130 PCB

  • Gold ENIG finishing

• Fuses

  • 3 user replaceable automotive fuses;

    • F2: automotive-type 5A ATO bladed fuse for motors and on-board power supply