diff options
| -rw-r--r-- | ports/alif/mphalport.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/ports/alif/mphalport.h b/ports/alif/mphalport.h index 3b23cb6a2..5f1e3fff8 100644 --- a/ports/alif/mphalport.h +++ b/ports/alif/mphalport.h @@ -155,6 +155,16 @@ static inline void mp_hal_pin_open_drain(mp_hal_pin_obj_t pin) { gpio_set_direction_output(pin->gpio, pin->pin); } +static inline void mp_hal_pin_config_irq_falling(mp_hal_pin_obj_t pin, bool enable) { + if (enable) { + gpio_enable_interrupt(pin->gpio, pin->pin); + gpio_interrupt_set_edge_trigger(pin->gpio, pin->pin); + gpio_interrupt_set_polarity_low(pin->gpio, pin->pin); + } else { + gpio_disable_interrupt(pin->gpio, pin->pin); + } +} + static inline void mp_hal_pin_low(mp_hal_pin_obj_t pin) { gpio_set_value_low(pin->gpio, pin->pin); } |