3D PRINTER CONTROLLER BOARD RAMPS 1.4 ARDUINO MEGA REPRAP mega CNC

Sepcifications

Standard interfaces (as that of extruder)

Reserved GCI like I2C and RS232

Another 5A added to protect the component parts.

An 11A fuse is add to the hotbed.

Support 5 stepper drive board

The adoption of Pin Header as pololu makes it more convenient to repair or change.

All the MOSFET can be controlle by PWM

Use the interface of servo motor to adjust the level of printing platform automatically.

Adding a SD module for SD ramps module.

LED can indicate the status of the heater (the open and close of MOS).

Expandable to control other accessories.