CPU2 Power control register 3
| EWUP1 | Enable Wakeup pin WKUP1 for CPU2 |
| EWUP2 | Enable Wakeup pin WKUP2 for CPU2 |
| EWUP3 | Enable Wakeup pin WKUP3 for CPU2 |
| EWUP4 | Enable Wakeup pin WKUP4 for CPU2 |
| EWUP5 | Enable Wakeup pin WKUP5 for CPU2 |
| EBLEWUP | Enable BLE host wakeup interrupt for CPU2 |
| E802WUP | Enable 802.15.4 host wakeup interrupt for CPU2 |
| APC | Apply pull-up and pull-down configuration for CPU2 |
| EIWUL | Enable internal wakeup line for CPU2 |