/// \method __str__()
/// Return a string describing the pin object.
STATIC void pin_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
pin_obj_t *self = MP_OBJ_TO_PTR(self_in);
// pin name
mp_printf(print, "Pin(Pin.cpu.%q, mode=Pin.", self->name);
uint32_t mode = pin_get_mode(self);
if (mode == GPIO_MODE_ANALOG) {
// analog
mp_print_str(print, "ANALOG)");
} else {
// IO mode
bool af = false;
qstr mode_qst;
if (mode == GPIO_MODE_INPUT) {
mode_qst = MP_QSTR_IN;
} else if (mode == GPIO_MODE_OUTPUT_PP) {
mode_qst = MP_QSTR_OUT;
} else if (mode == GPIO_MODE_OUTPUT_OD) {
mode_qst = MP_QSTR_OPEN_DRAIN;
} else {
af = true;
if (mode == GPIO_MODE_AF_PP) {
mode_qst = MP_QSTR_ALT;
} else {
mode_qst = MP_QSTR_ALT_OPEN_DRAIN;
}
}
mp_print_str(print, qstr_str(mode_qst));
// pull mode
qstr pull_qst = MP_QSTR_NULL;
uint32_t pull = pin_get_pull(self);
if (pull == GPIO_PULLUP) {
pull_qst = MP_QSTR_PULL_UP;
} else if (pull == GPIO_PULLDOWN) {
pull_qst = MP_QSTR_PULL_DOWN;
}
if (pull_qst != MP_QSTR_NULL) {
mp_printf(print, ", pull=Pin.%q", pull_qst);
}
// AF mode
if (af) {
mp_uint_t af_idx = pin_get_af(self);
const pin_af_obj_t *af_obj = pin_find_af_by_index(self, af_idx);
if (af_obj == NULL) {
mp_printf(print, ", af=%d)", af_idx);
} else {
mp_printf(print, ", af=Pin.%q)", af_obj->name);
}
} else {
mp_print_str(print, ")");
}
}
}
/// \method __str__()
/// Return a string describing the pin object.
STATIC void pin_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind) {
pin_obj_t *self = self_in;
// pin name
print(env, "Pin(Pin.cpu.%s, mode=Pin.", qstr_str(self->name));
uint32_t mode = pin_get_mode(self);
if (mode == GPIO_MODE_ANALOG) {
// analog
print(env, "ANALOG)");
} else {
// IO mode
bool af = false;
qstr mode_qst;
if (mode == GPIO_MODE_INPUT) {
mode_qst = MP_QSTR_IN;
} else if (mode == GPIO_MODE_OUTPUT_PP) {
mode_qst = MP_QSTR_OUT_PP;
} else if (mode == GPIO_MODE_OUTPUT_OD) {
mode_qst = MP_QSTR_OUT_OD;
} else {
af = true;
if (mode == GPIO_MODE_AF_PP) {
mode_qst = MP_QSTR_AF_PP;
} else {
mode_qst = MP_QSTR_AF_OD;
}
}
print(env, qstr_str(mode_qst)); // safe because mode_qst has no formating chars
// pull mode
qstr pull_qst = MP_QSTR_NULL;
uint32_t pull = pin_get_pull(self);
if (pull == GPIO_PULLUP) {
pull_qst = MP_QSTR_PULL_UP;
} else if (pull == GPIO_PULLDOWN) {
pull_qst = MP_QSTR_PULL_DOWN;
}
if (pull_qst != MP_QSTR_NULL) {
print(env, ", pull=Pin.%s", qstr_str(pull_qst));
}
// AF mode
if (af) {
mp_uint_t af_idx = pin_get_af(self);
const pin_af_obj_t *af_obj = pin_find_af_by_index(self, af_idx);
if (af_obj == NULL) {
print(env, ", af=%d)", af_idx);
} else {
print(env, ", af=Pin.%s)", qstr_str(af_obj->name));
}
} else {
print(env, ")");
}
}
}
/// \method af()
/// Returns the currently configured alternate-function of the pin. The
/// integer returned will match one of the allowed constants for the af
/// argument to the init function.
STATIC mp_obj_t pin_af(mp_obj_t self_in) {
return MP_OBJ_NEW_SMALL_INT(pin_get_af(self_in));
}