// Include MicroPython API. #include "py/runtime.h" // Declare the functions we'll make available in Python extern mp_obj_t picokeypad_init(); extern mp_obj_t picokeypad_get_width(); extern mp_obj_t picokeypad_get_height(); extern mp_obj_t picokeypad_get_num_pads(); extern mp_obj_t picokeypad_update(); extern mp_obj_t picokeypad_set_brightness(mp_obj_t brightness_obj); extern mp_obj_t picokeypad_illuminate_xy(mp_uint_t n_args, const mp_obj_t *args); extern mp_obj_t picokeypad_illuminate(mp_uint_t n_args, const mp_obj_t *args); extern mp_obj_t picokeypad_clear(); extern mp_obj_t picokeypad_get_button_states();