SBF=B_0x0
Power status register 1
| WUF1 | Wakeup flag 1 This bit is set when a wakeup event is detected on wakeup pin, WKUP1. It is cleared by writing ‘1’ in the CWUF1 bit of the PWR_SCR register. |
| WUF2 | Wakeup flag 2 This bit is set when a wakeup event is detected on wakeup pin, WKUP2. It is cleared by writing ‘1’ in the CWUF2 bit of the PWR_SCR register. |
| WUF3 | Wakeup flag 3 This bit is set when a wakeup event is detected on wakeup pin, WKUP3. It is cleared by writing ‘1’ in the CWUF3 bit of the PWR_SCR register. |
| WUF4 | Wakeup flag 4 This bit is set when a wakeup event is detected on wakeup pin,WKUP4. It is cleared by writing ‘1’ in the CWUF4 bit of the PWR_SCR register. |
| WUF5 | Wakeup flag 5 This bit is set when a wakeup event is detected on wakeup pin, WKUP5. It is cleared by writing ‘1’ in the CWUF5 bit of the PWR_SCR register. |
| SBF | Standby flag This bit is set by hardware when the device enters the Standby mode and is cleared by setting the CSBF bit in the PWR_SCR register, or by a power-on reset. It is not cleared by the system reset. 0 (B_0x0): The device did not enter the Standby mode 1 (B_0x1): The device entered the Standby mode |
| WUFI | Wakeup flag internal This bit is set when a wakeup is detected on the internal wakeup line. It is cleared when all internal wakeup sources are cleared. |