RCC AHB3 Sleep Clock Register
| MDMALPEN | MDMA Clock Enable During CSleep Mode |
| DMA2DLPEN | DMA2D Clock Enable During CSleep Mode |
| FLASHLPEN | Flash interface Clock Enable During CSleep Mode |
| FMCLPEN | FMC Peripheral Clocks Enable During CSleep Mode |
| OCTO1LPEN | QUADSPI and QUADSPI Delay Clock Enable During CSleep Mode |
| SDMMC1LPEN | SDMMC1 and SDMMC1 Delay Clock Enable During CSleep Mode |
| OCTO2LPEN | OCTOSPI2 and OCTOSPI2 delay clock enable during CSleep mode Set and reset by software. |
| IOMNGRLPEN | OCTOSPIM block clock enable during CSleep mode Set and reset by software. |
| OTFD1LPEN | OTFD1 block clock enable during CSleep mode Set and reset by software. |
| OTFD2LPEN | OTFD2 block clock enable during CSleep mode Set and reset by software. |
| DTCM1LPEN | D1DTCM1 Block Clock Enable During CSleep mode |
| DTCM2LPEN | D1 DTCM2 Block Clock Enable During CSleep mode |
| ITCMLPEN | D1ITCM Block Clock Enable During CSleep mode |
| AXISRAMLPEN | AXISRAM Block Clock Enable During CSleep mode |