PWR wakeup status clear register
| CWUF1 | Wakeup flag 1 Writing 1 to this bit clears the WUF1 flag in PWR_WUSR.  |  
| CWUF2 | Wakeup flag 2 Writing 1 to this bit clears the WUF2 flag in PWR_WUSR.  |  
| CWUF3 | Wakeup flag 3 Writing 1 to this bit clears the WUF3 flag in PWR_WUSR.  |  
| CWUF4 | Wakeup flag 4 Writing 1 to this bit clears the WUF4 flag in PWR_WUSR.  |  
| CWUF5 | Wakeup flag 5 Writing 1 to this bit clears the WUF5 flag in PWR_WUSR.  |  
| CWUF6 | Wakeup flag 6 Writing 1 to this bit clears the WUF6 flag in PWR_WUSR.  |  
| CWUF7 | Wakeup flag 7 Writing 1 to this bit clears the WUF7 flag in PWR_WUSR.  |  
| CWUF8 | Wakeup flag 8 Writing 1 to this bit clears the WUF8 flag in PWR_WUSR.  |