Alligator Board

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Example Development

Release status: unknown

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Description
Alligator Board
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CAD Models
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The New Generation Electronic for RepRap 3D printer


OVERVIEW

The Alligator Board is designed to be a complete and reliable solution as RepRap 3D printer electronic control board. The base module features everything you need to build a standard 3D printer, and with the expansion piggy this is the most complete solution for complex 3D printer.

It is based on the 32 bit Cortex M3 ATSAM3X8EA-AU microcontroller (Arduino-Due-Compatible). This represents a big step towards greater computing power, compared to the existing solution based on 8 bit mcu. This product is well suited for any kind of 3D printer, and is the ideal solution for Delta models, requiring more complex computation.

Admittedly, actually creating a new page (the place where you put your contents in), isn't exactly obvious. There are two ways:

Main Features

Main Features:

  • CPU Cortex M3 Atmel ATSAM3X8EA-AU, Arduino-Due-Compatible
  • High Current connector for power input, bed and hot-end heaters


  • Filtered Power Supply Input 12-24Vdc
  • 4 Stepper Motor driver based on Texas Instrument DRV8825, running at 1/16 or 1/32 microcstep, up to 2.5A firmware configurable current - no trimmer
  • 6 End-Stop input compatible with both mechanical and optical/magnetic solution
  • High current Hot-End Heater driver output (High-Current connector)
  • High current Bed Heater driver output (High-Current connector)
  • 2 Precision analog input for RTD measaurement
  • 2 External FAN output with PWM speed control
  • External 32Mbit Flash memory, in addition to the 64Kbit EEPROM
  • USB to Virtual COM port interface (micro USB connector)
  • Native USB port (micro USB connector)
  • microSD Slot
  • 10/100 Ethernet Port with unique MAC address pre-programmed chip
  • Expansion connector with 2 UART (firmware configurable also as GPIO)
  • 26pin Raspberry-PI Compatible expansion connector
  • 3 Generic PWM open drain output for general porpouse application (ex. RGB LED)
  • Expansion connectors for user customizable piggy module


Further reading