SPRUIU1C July 2020 – February 2024 DRA821U , DRA821U-Q1
According to the CAN Specification (see ISO11898-1:2015, Recovery Management section), the MCAN module provides means for automatic retransmission of frames that have lost arbitration or that have been disturbed by errors during transmission. By default automatic retransmission is enabled (see the MCAN_CCCR[6] DAR bit).