CPU2 AHB3 peripheral clocks enable in Sleep and Stop modes register
| PKASMEN | PKA accelerator clocks enable during CPU2 sleep modes |
| AES2SMEN | AES2 accelerator clocks enable during CPU2 sleep modes |
| RNGSMEN | True RNG clocks enable during CPU2 sleep modes |
| SRAM2SMEN | SRAM2a and SRAM2b memory interface clocks enable during CPU2 sleep modes |
| FLASHSMEN | Flash interface clocks enable during CPU2 sleep modes |