USB type B receptacle.
SD Card add on available.
Fits 5 Pololu stepper driver board.
LEDs indicate when heater outputs on.
Expandable to control other accessories.
Heated bed control with additional 11A fuse.
Option to connect 2 motors to Z for Prusa Mendel.
I2C and SPI pins left available for future expansion.
It has provisions for the cartesian robot and extruder.
All the Mosfets are hooked into PWM pins for versatility.
3 mosfets for heater / fan outputs and 3 thermistor circuits.
Fused at 5A for additional safety and component protection.
Pololu boards are on pin header sockets so they can be replaced easily or removed for use in future designs.
Servo style connectors are used to connect to the endstops, motors, and leds. These connectors are gold plated,
rated for 3A, very compact, and globally available.