AHB2 peripheral clocks enable in Sleep and Stop modes register
| GPIOASMEN | IO port A clocks enable during Sleep and Stop modes |
| GPIOBSMEN | IO port B clocks enable during Sleep and Stop modes |
| GPIOCSMEN | IO port C clocks enable during Sleep and Stop modes |
| GPIODSMEN | IO port D clocks enable during Sleep and Stop modes |
| GPIOESMEN | IO port E clocks enable during Sleep and Stop modes |
| GPIOFSMEN | IO port F clocks enable during Sleep and Stop modes |
| GPIOGSMEN | IO port G clocks enable during Sleep and Stop modes |
| GPIOHSMEN | IO port H clocks enable during Sleep and Stop modes |
| GPIOISMEN | IO port I clocks enable during Sleep and Stop modes |
| SRAM2SMEN | SRAM2 interface clocks enable during Sleep and Stop modes |
| SRAM3SMEN | SRAM2 interface clocks enable during Sleep and Stop modes |
| OTGFSSMEN | OTG full speed clocks enable during Sleep and Stop modes |
| ADCFSSMEN | ADC clocks enable during Sleep and Stop modes |
| DCMISMEN | DCMI clock enable during Sleep and Stop modes |
| AESSMEN | AES accelerator clocks enable during Sleep and Stop modes |
| HASHSMEN | HASH clock enable during Sleep and Stop modes |
| RNGSMEN | Random Number Generator clocks enable during Sleep and Stop modes |
| OSPIMSMEN | OctoSPI IO manager clocks enable during Sleep and Stop modes |
| SDMMC1SMEN | SDMMC1 clocks enable during Sleep and Stop modes |