RUMBA Printer Control Board

Description R.U.M.B.A Features:  RUMBA (R.eprap U.niversal M.ega B.oard with A.llegro driver) Full Details available here: http://www.reprap.org/wiki/RUMBA * fully integrated all in one solution   – Arduino 2560-R3 compatible (works with Sprinter, Repetier, Marlin out of the box)     (easy to change/flash firmware for end user)   – ATmega16U2 (with enhanced firmware) for high speed USB serial connection (up to 2MBit)    * UNIVERSAL POWER:    – can be used with 12V-35V for motors / heated bed   – integrated high precision power regulators for:     – 12V (FAN/Light/…)       and      – 5V (ATmega2560/Logic)   – power input selector for ATmega/logic (stand alone or power from USB)    * easy DISPLAY SD-CARD connector   – RepRapDiscount SmartController compatible pin header on board * up to 6 motor drivers with easy micro stepping setup (micro switches)   – TRIPLE extruder    or   – DUAL Z driver and DUAL extruder    or   – … * 5x temperature ADC connectors   – e.g. 3x extruder thermistor 1x heated bed thermistor 1x chamber thermistor       * 5x PWM capable power mosfet outputs (3 with voltage selector for MainPower/12V)   – e.g. 3x (MainPower) extruder heater cartridge/power resistor 1x (12V) fan 1x (12V) light    * 1x PWM capable power mosfet with extended cooling area for heated bed      * 6x end stop connectors with power supply   – Xmin/Xmax/Ymin/Ymax/Zmin/Zmax   – can be used for mechanical, opto, hall, … end stops * screw terminals *and* pin header for easy motor connection   – can be used with existing 4 pin Molex plug on motor cable   – easy to attach cables without plug    * USB connector and pin header   – pin header is useful when mounting in a small box * Power and ALL unused pins available on EXP-3 feature connector    – 5V and 12V   – 2x ADC   – 2x PWM I/O   – 4x I/O   – I2C    * full JTAG support    – JTAG can be used during full operation (no shared pins)      (easy to develop/debug new or optimized firmware using Atmel Studio)