CPU2 AHB2 peripheral clocks enable in Sleep and Stop modes register
| GPIOASMEN | CPU2 IO port A clocks enable during Sleep and Stop modes |
| GPIOBSMEN | CPU2 IO port B clocks enable during Sleep and Stop modes |
| GPIOCSMEN | CPU2 IO port C clocks enable during Sleep and Stop modes |
| GPIODSMEN | CPU2 IO port D clocks enable during Sleep and Stop modes |
| GPIOESMEN | CPU2 IO port E clocks enable during Sleep and Stop modes |
| GPIOHSMEN | CPU2 IO port H clocks enable during Sleep and Stop modes |
| ADCFSSMEN | CPU2 ADC clocks enable during Sleep and Stop modes |
| AES1SMEN | CPU2 AES1 accelerator clocks enable during Sleep and Stop modes |