Microchip Technology AC320208 ATSAME54 Motor Control MCU Card is for the ATSAMxxxBDLCxxx-STK Motor control starter kit. The hardware has the SMART ARM-based MCU, ATSAME54, with integrated onboard debug support. The MCU card can be used with the ATSAMD21BLDC24V-STK low voltage BLDC PMSM motor control starter kit.