FlexCard_PMCII_S6V5-F.fwf contains the firmware images with FlexRay and CAN-HS (Bosch DCAN).

FlexCard_PMCII_1FR_4CANFD_S6V5-033.fwf contains the image 1 FlexRay and 4 CAN FD (Bosch M_CAN).

The FlexCard Api Documentation explains the usage of the different communication controllers.