Rambo 1.2G Controller Board For Prusa 3D Printer
- Adopting the IC Atmega2560 and Atmega16u2.
- 4 interface for thermometry.
- All interfaces of 2560 and 16u2 are broken out for external use.
- 2 channel of sdramps that is compatible with SPI.
- 5 A4982 of 1/16 step size, 1 for X/Y axis respectively, 2 for Z axis, 2 for extruder.
- Every control signal of stepper motor has a test point.
- The step size of stepper driver can be divided by firmware.
- Reserved interface for LCD.
- 5 channel of PWM for extruder control.
- 3 power inputs source that is protected by resettable fuses: 12v 15a for hotbed; 12v 5a for extruder; 12v 5a for stepper motor.
- PCB is composed of 4 layer of 35um copper sheet.
Product Description
- Adopting the IC Atmega2560 and Atmega16u2.
- 4 interface for thermometry.
- All interfaces of 2560 and 16u2 are broken out for external use.
- 2 channel of sdramps that is compatible with SPI.
- 5 A4982 of 1/16 step size, 1 for X/Y axis respectively, 2 for Z axis, 2 for extruder.
- Every control signal of stepper motor has a test point.
- The step size of stepper driver can be divided by firmware.
- Reserved interface for LCD.
- 5 channel of PWM for extruder control.
- 3 power inputs source that is protected by resettable fuses: 12v 15a for hotbed; 12v 5a for extruder; 12v 5a for stepper motor.
- PCB is composed of 4 layer of 35um copper sheet.
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