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PICA Power, Interface, and Control Adapter An Arduino Mega shield for reprap machines Based in part on RAMPS by Johnny Russell Power * 5x20mm replaceable fuse input * 12V to 24V input with on-board 12V buck converter for systems with both 24V and 12V devices * Five separate MOSFET outputs: 1 High power (15A, up to 24V) 2 Medium power (6A, up to 24V) 2 Low power (2A, 12V) * Plus 1 SSR output (SPST) capable of 240VAC/5A (more with heatsink) Monitoring * four thermistor inputs * six endstop inputs Interface * LCD interface (SMART LCD controller pinout) * I2C, 2xSerial, 3xPWM, and auxiliary DC power output connections * Five Pololu stepper motor driver sockets (A4988 or DRV8825)