SPRUJ53B April 2024 – September 2024 TMS320F28P550SJ , TMS320F28P559SJ-Q1
For this combination the Tx buffers section in the Message RAM is separated in two parts:
If MCAN_TXBC.TFQS field is empty (zero) - only Dedicated Tx buffers are used.
Tx prioritization:
Figure 28-18 shows Mixed Dedicated Tx buffers/Tx Queue example.