SPRUHZ7K August 2015 – April 2024 AM5706 , AM5708 , AM5716 , AM5718 , AM5718-HIREL
To advance the next data byte seen by R31, the PRU must pop the data from the RX L1 FIFO. Likewise, the PRU can push the data from R30 to the TX L1 FIFO. These operations are illustrated in Figure 30-51.
Figure 30-51 Reading and Writing FIFO Data