diff options
| -rw-r--r-- | ports/esp32/machine_pin.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/ports/esp32/machine_pin.c b/ports/esp32/machine_pin.c index 8290c77a4..8dbdd1984 100644 --- a/ports/esp32/machine_pin.c +++ b/ports/esp32/machine_pin.c @@ -30,6 +30,7 @@ #include <string.h> #include "driver/gpio.h" +#include "driver/rtc_io.h" #include "py/runtime.h" #include "py/mphal.h" @@ -157,9 +158,11 @@ STATIC mp_obj_t machine_pin_obj_init_helper(const machine_pin_obj_t *self, size_ mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)]; mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args); - // reset the pin first if this is a mode-setting init (grab it back from ADC) + // reset the pin to digital if this is a mode-setting init (grab it back from ADC) if (args[ARG_mode].u_obj != mp_const_none) { - gpio_reset_pin(self->id); + if (rtc_gpio_is_valid_gpio(self->id)) { + rtc_gpio_deinit(self->id); + } } // configure the pin for gpio |