diff options
Diffstat (limited to 'src/stm/ao_exti_stm.c')
| -rw-r--r-- | src/stm/ao_exti_stm.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/src/stm/ao_exti_stm.c b/src/stm/ao_exti_stm.c index d54e6ee6..1361d0d4 100644 --- a/src/stm/ao_exti_stm.c +++ b/src/stm/ao_exti_stm.c @@ -116,6 +116,20 @@ ao_exti_setup (struct stm_gpio *gpio, uint8_t pin, uint8_t mode, void (*callback } void +ao_exti_set_mode(struct stm_gpio *gpio, uint8_t pin, uint8_t mode) { + uint32_t mask = 1 << pin; + + if (mode & AO_EXTI_MODE_RISING) + stm_exti.rtsr |= mask; + else + stm_exti.rtsr &= ~mask; + if (mode & AO_EXTI_MODE_FALLING) + stm_exti.ftsr |= mask; + else + stm_exti.ftsr &= ~mask; +} + +void ao_exti_set_callback(struct stm_gpio *gpio, uint8_t pin, void (*callback)()) { ao_exti_callback[pin] = callback; } @@ -137,10 +151,4 @@ ao_exti_disable(struct stm_gpio *gpio, uint8_t pin) { void ao_exti_init(void) { - stm_nvic_set_priority(STM_ISR_EXTI1_POS, AO_STM_NVIC_MED_PRIORITY); - stm_nvic_set_priority(STM_ISR_EXTI2_POS, AO_STM_NVIC_MED_PRIORITY); - stm_nvic_set_priority(STM_ISR_EXTI3_POS, AO_STM_NVIC_MED_PRIORITY); - stm_nvic_set_priority(STM_ISR_EXTI4_POS, AO_STM_NVIC_MED_PRIORITY); - stm_nvic_set_priority(STM_ISR_EXTI9_5_POS, AO_STM_NVIC_MED_PRIORITY); - stm_nvic_set_priority(STM_ISR_EXTI15_10_POS, AO_STM_NVIC_MED_PRIORITY); } |