AM263P4: can R5 core use PRU-ICSSM's RAM as codes or data?

Hi Will,

Will Gao said:

Can the program in R5 core directly use the PRU-ICSSM's RAM to store data and codes? If true, will the execution performance degrades a lot?

Yes R5F can directly access the ICSS RAM. To use the RAM one will need to make sure that ICSS has clock enabled.

For details on latency calculation refer: (+) [FAQ] PRU: How do I calculate read and write latencies? - Processors forum - Processors - TI E2E support forums