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

49 lines
1.4 KiB
C

// This file is part of the CircuitPython project: https://circuitpython.org
//
// SPDX-FileCopyrightText: Copyright (c) 2021 Dan Halbert for Adafruit Industries
//
// SPDX-License-Identifier: MIT
#include "py/obj.h"
#include "py/enum.h"
#include "py/runtime.h"
#include "shared-bindings/countio/Edge.h"
MAKE_ENUM_VALUE(countio_edge_type, edge, RISE, EDGE_RISE);
MAKE_ENUM_VALUE(countio_edge_type, edge, FALL, EDGE_FALL);
MAKE_ENUM_VALUE(countio_edge_type, edge, RISE_AND_FALL, EDGE_RISE_AND_FALL);
//| class Edge:
//| """Enumerates which signal transitions can be counted."""
//|
//| def __init__(self) -> None:
//| """Enum-like class to define which signal transitions to count."""
//| ...
//| RISE: Edge
//| """Count the rising edges."""
//|
//| FALL: Edge
//| """Count the falling edges."""
//|
//| RISE_AND_FALL: Edge
//| """Count the rising and falling edges.
//|
//| **Limitations:** ``RISE_AND_FALL`` is not available to RP2040 due to hardware limitations.
//| """
//|
MAKE_ENUM_MAP(countio_edge) {
MAKE_ENUM_MAP_ENTRY(edge, RISE),
MAKE_ENUM_MAP_ENTRY(edge, FALL),
MAKE_ENUM_MAP_ENTRY(edge, RISE_AND_FALL),
};
static MP_DEFINE_CONST_DICT(countio_edge_locals_dict, countio_edge_locals_table);
MAKE_PRINTER(countio, countio_edge);
MAKE_ENUM_TYPE(countio, Edge, countio_edge);
countio_edge_t validate_edge(mp_obj_t obj, qstr arg_name) {
return cp_enum_value(&countio_edge_type, obj, arg_name);
}