diff options
Diffstat (limited to 'src/stm/ao_exti_stm.c')
| -rw-r--r-- | src/stm/ao_exti_stm.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/stm/ao_exti_stm.c b/src/stm/ao_exti_stm.c index 013d453b..2108e8b5 100644 --- a/src/stm/ao_exti_stm.c +++ b/src/stm/ao_exti_stm.c @@ -51,8 +51,12 @@ ao_exti_setup (struct stm_gpio *gpio, uint8_t pin, uint8_t mode, void (*callback uint32_t mask = 1 << pin; uint32_t pupdr; uint8_t irq; - + ao_exti_callback[pin] = callback; + + /* configure gpio to interrupt routing */ + stm_exticr_set(gpio, pin); + /* configure pin as input, setting selected pull-up/down mode */ stm_moder_set(gpio, pin, STM_MODER_INPUT); switch (mode & (AO_EXTI_MODE_PULL_UP|AO_EXTI_MODE_PULL_DOWN)) { |