Power control register 2
| PVDE | Power voltage detector enable  |  
| PLS | Power voltage detector level selection  |  
| PVME1 | Peripheral voltage monitoring 1 enable: VDDUSB vs. 1.2V  |  
| PVME2 | Peripheral voltage monitoring 2 enable: VDDIO2 vs. 0.9V  |  
| PVME3 | Peripheral voltage monitoring 3 enable: VDDA vs. 1.62V  |  
| PVME4 | Peripheral voltage monitoring 4 enable: VDDA vs. 2.2V  |  
| IOSV | VDDIO2 Independent I/Os supply valid  |  
| USV | VDDUSB USB supply valid  |