circuitpython/shared-bindings/digitalio/DriveMode.c
2024-05-20 11:02:17 -04:00

53 lines
1.9 KiB
C

// This file is part of the CircuitPython project: https://circuitpython.org
//
// SPDX-FileCopyrightText: Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
//
// SPDX-License-Identifier: MIT
#include "shared-bindings/digitalio/DriveMode.h"
//| class DriveMode:
//| """Defines the drive mode of a digital pin"""
//|
//| def __init__(self) -> None:
//| """Enum-like class to define the drive mode used when outputting
//| digital values."""
//| ...
//| PUSH_PULL: DriveMode
//| """Output both high and low digital values"""
//|
//| OPEN_DRAIN: DriveMode
//| """Output low digital values but go into high z for digital high. This is
//| useful for i2c and other protocols that share a digital line."""
//|
const mp_obj_type_t digitalio_drive_mode_type;
const digitalio_drive_mode_obj_t digitalio_drive_mode_push_pull_obj = {
{ &digitalio_drive_mode_type },
};
const digitalio_drive_mode_obj_t digitalio_drive_mode_open_drain_obj = {
{ &digitalio_drive_mode_type },
};
static const mp_rom_map_elem_t digitalio_drive_mode_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_PUSH_PULL), MP_ROM_PTR(&digitalio_drive_mode_push_pull_obj) },
{ MP_ROM_QSTR(MP_QSTR_OPEN_DRAIN), MP_ROM_PTR(&digitalio_drive_mode_open_drain_obj) },
};
static MP_DEFINE_CONST_DICT(digitalio_drive_mode_locals_dict, digitalio_drive_mode_locals_dict_table);
static void digitalio_drive_mode_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
qstr drive_mode = MP_QSTR_PUSH_PULL;
if (self_in == MP_ROM_PTR(&digitalio_drive_mode_open_drain_obj)) {
drive_mode = MP_QSTR_OPEN_DRAIN;
}
mp_printf(print, "%q.%q.%q", MP_QSTR_digitalio, MP_QSTR_DriveMode, drive_mode);
}
MP_DEFINE_CONST_OBJ_TYPE(
digitalio_drive_mode_type,
MP_QSTR_DriveMode,
MP_TYPE_FLAG_NONE,
print, digitalio_drive_mode_print,
locals_dict, &digitalio_drive_mode_locals_dict
);