FT9=B_0x0, FT16=B_0x0, FT3=B_0x0, FT13=B_0x0, FT2=B_0x0, FT5=B_0x0, FT1=B_0x0, FT14=B_0x0, FT0=B_0x0, FT8=B_0x0, FT6=B_0x0, FT15=B_0x0, FT10=B_0x0, FT12=B_0x0, FT4=B_0x0, FT11=B_0x0, FT7=B_0x0
EXTI falling trigger selection register
| FT0 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT1 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT2 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT3 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT4 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT5 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT6 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT7 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT8 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT9 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT10 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT11 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT12 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT13 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT14 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT15 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |
| FT16 | Falling trigger event configuration bit of configurable event input x (x = 16 to 0) 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. |