APC=B_0x0, EIWUL=B_0x0
PWR control register 3
| EWUP1 | Enable WKUP1 wakeup pin When this bit is set, the WKUP1 external wakeup pin is enabled and triggers a wakeup event when a rising or a falling edge occurs. The active edge is configured via the WP1 bit of the PWR_CR4 register. |
| EWUP2 | Enable WKUP2 wakeup pin When this bit is set, the WKUP2 external wakeup pin is enabled and triggers a wakeup event when a rising or a falling edge occurs. The active edge is configured via the WP2 bit of the PWR_CR4 register. |
| EWUP3 | Enable WKUP3 wakeup pin When this bit is set, the WKUP3 external wakeup pin is enabled and triggers a wakeup event when a rising or a falling edge occurs. The active edge is configured via the WP3 bit of the PWR_CR4 register. |
| EWUP4 | Enable WKUP4 wakeup pin When this bit is set, the WKUP4 external wakeup pin is enabled and triggers a wakeup event when a rising or a falling edge occurs. The active edge is configured via the WP4 bit in the PWR_CR4 register. |
| EWUP6 | Enable WKUP6 wakeup pin When this bit is set, the WKUP6 external wakeup pin is enabled and triggers a wakeup event when a rising or a falling edge occurs. The active edge is configured through WP6 bit in the PWR_CR4 register. |
| APC | Apply pull-up and pull-down configuration This bit determines whether the I/O pull-up and pull-down configurations defined in the PWR_PUCRx and PWR_PDCRx registers are applied. 0 (B_0x0): Not applied 1 (B_0x1): Applied |
| EIWUL | Enable internal wakeup line When set, a rising edge on the internal wakeup line triggers a wakeup event. 0 (B_0x0): Disable 1 (B_0x1): Enable |