FT50=B_0x0, FT53=B_0x0
EXTI falling trigger selection register 2
| FT50 | Falling trigger event configuration bit of configurable event input x When EXTI_PRIVCFGR.PRIVx is disabled, FTx can be accessed with unprivileged and privileged access. When EXTI_PRIVCFGR.PRIVx is enabled, FTx can only be accessed with privileged access. Unprivileged write to this FTx is discarded, unprivileged read returns 0. 0 (B_0x0): Falling trigger disabled (for event and Interrupt) for input line 1 (B_0x1): Falling trigger enabled (for event and Interrupt) for input line. |
| FT53 | Falling trigger event configuration bit of configurable event input x When EXTI_PRIVCFGR.PRIVx is disabled, FTx can be accessed with unprivileged and privileged access. When EXTI_PRIVCFGR.PRIVx is enabled, FTx can only be accessed with privileged access. Unprivileged write to this FTx is discarded, unprivileged read returns 0. 0 (B_0x0): Falling trigger disabled (for event and Interrupt) for input line 1 (B_0x1): Falling trigger enabled (for event and Interrupt) for input line. |