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Diffstat (limited to 'shared-bindings/nativeio/OneWire.c')
| -rw-r--r-- | shared-bindings/nativeio/OneWire.c | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/shared-bindings/nativeio/OneWire.c b/shared-bindings/nativeio/OneWire.c deleted file mode 100644 index f9fbbe63c..000000000 --- a/shared-bindings/nativeio/OneWire.c +++ /dev/null @@ -1,169 +0,0 @@ -/* - * This file is part of the Micro Python project, http://micropython.org/ - * - * The MIT License (MIT) - * - * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include <stdint.h> - -#include "lib/utils/context_manager_helpers.h" -#include "py/objproperty.h" -#include "py/runtime.h" -#include "py/runtime0.h" -#include "shared-bindings/microcontroller/Pin.h" -#include "shared-bindings/nativeio/OneWire.h" - -//| .. currentmodule:: nativeio -//| -//| :class:`OneWire` -- Lowest-level of the Maxim OneWire protocol -//| ================================================================= -//| -//| :class:`~nativeio.OneWire` implements the timing-sensitive foundation of the Maxim -//| (formerly Dallas Semi) OneWire protocol. -//| -//| Protocol definition is here: https://www.maximintegrated.com/en/app-notes/index.mvp/id/126 -//| -//| .. class:: OneWire(pin) -//| -//| Create a OneWire object associated with the given pin. The object -//| implements the lowest level timing-sensitive bits of the protocol. -//| -//| :param ~microcontroller.Pin pin: Pin connected to the OneWire bus -//| -//| Read a short series of pulses:: -//| -//| import nativeio -//| import board -//| -//| with nativeio.OneWire(board.D7) as onewire: -//| onewire.reset() -//| onewire.write_bit(True) -//| onewire.write_bit(False) -//| print(onewire.read_bit()) -//| -STATIC mp_obj_t nativeio_onewire_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *pos_args) { - mp_arg_check_num(n_args, n_kw, 1, MP_OBJ_FUN_ARGS_MAX, true); - mp_map_t kw_args; - mp_map_init_fixed_table(&kw_args, n_kw, pos_args + n_args); - enum { ARG_pin }; - static const mp_arg_t allowed_args[] = { - { MP_QSTR_pin, MP_ARG_REQUIRED | MP_ARG_OBJ }, - }; - 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); - assert_pin(args[ARG_pin].u_obj, false); - const mcu_pin_obj_t* pin = MP_OBJ_TO_PTR(args[ARG_pin].u_obj); - assert_pin_free(pin); - - nativeio_onewire_obj_t *self = m_new_obj(nativeio_onewire_obj_t); - self->base.type = &nativeio_onewire_type; - - common_hal_nativeio_onewire_construct(self, pin); - return MP_OBJ_FROM_PTR(self); -} - -//| .. method:: deinit() -//| -//| Deinitialize the OneWire bus and release any hardware resources for reuse. -//| -STATIC mp_obj_t nativeio_onewire_deinit(mp_obj_t self_in) { - nativeio_onewire_obj_t *self = MP_OBJ_TO_PTR(self_in); - common_hal_nativeio_onewire_deinit(self); - return mp_const_none; -} -STATIC MP_DEFINE_CONST_FUN_OBJ_1(nativeio_onewire_deinit_obj, nativeio_onewire_deinit); - -//| .. method:: __enter__() -//| -//| No-op used by Context Managers. -//| -// Provided by context manager helper. - -//| .. method:: __exit__() -//| -//| Automatically deinitializes the hardware when exiting a context. -//| -STATIC mp_obj_t nativeio_onewire_obj___exit__(size_t n_args, const mp_obj_t *args) { - (void)n_args; - common_hal_nativeio_onewire_deinit(args[0]); - return mp_const_none; -} -STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(nativeio_onewire___exit___obj, 4, 4, nativeio_onewire_obj___exit__); - -//| .. method:: reset() -//| -//| Reset the OneWire bus and read presence -//| -//| :returns: False when at least one device is present -//| :rtype: bool -//| -STATIC mp_obj_t nativeio_onewire_obj_reset(mp_obj_t self_in) { - nativeio_onewire_obj_t *self = MP_OBJ_TO_PTR(self_in); - - return mp_obj_new_bool(common_hal_nativeio_onewire_reset(self)); -} -MP_DEFINE_CONST_FUN_OBJ_1(nativeio_onewire_reset_obj, nativeio_onewire_obj_reset); - -//| .. method:: read_bit() -//| -//| Read in a bit -//| -//| :returns: bit state read -//| :rtype: bool -//| -STATIC mp_obj_t nativeio_onewire_obj_read_bit(mp_obj_t self_in) { - nativeio_onewire_obj_t *self = MP_OBJ_TO_PTR(self_in); - - return mp_obj_new_bool(common_hal_nativeio_onewire_read_bit(self)); -} -MP_DEFINE_CONST_FUN_OBJ_1(nativeio_onewire_read_bit_obj, nativeio_onewire_obj_read_bit); - -//| .. method:: write_bit(value) -//| -//| Write out a bit based on value. -//| -STATIC mp_obj_t nativeio_onewire_obj_write_bit(mp_obj_t self_in, mp_obj_t bool_obj) { - nativeio_onewire_obj_t *self = MP_OBJ_TO_PTR(self_in); - - common_hal_nativeio_onewire_write_bit(self, mp_obj_is_true(bool_obj)); - return mp_const_none; -} -MP_DEFINE_CONST_FUN_OBJ_2(nativeio_onewire_write_bit_obj, nativeio_onewire_obj_write_bit); - -STATIC const mp_rom_map_elem_t nativeio_onewire_locals_dict_table[] = { - // Methods - { MP_ROM_QSTR(MP_QSTR_deinit), MP_ROM_PTR(&nativeio_onewire_deinit_obj) }, - { MP_ROM_QSTR(MP_QSTR___enter__), MP_ROM_PTR(&default___enter___obj) }, - { MP_ROM_QSTR(MP_QSTR___exit__), MP_ROM_PTR(&nativeio_onewire___exit___obj) }, - { MP_ROM_QSTR(MP_QSTR_reset), MP_ROM_PTR(&nativeio_onewire_reset_obj) }, - { MP_ROM_QSTR(MP_QSTR_read_bit), MP_ROM_PTR(&nativeio_onewire_read_bit_obj) }, - { MP_ROM_QSTR(MP_QSTR_write_bit), MP_ROM_PTR(&nativeio_onewire_write_bit_obj) }, -}; -STATIC MP_DEFINE_CONST_DICT(nativeio_onewire_locals_dict, nativeio_onewire_locals_dict_table); - -const mp_obj_type_t nativeio_onewire_type = { - { &mp_type_type }, - .name = MP_QSTR_OneWire, - .make_new = nativeio_onewire_make_new, - .locals_dict = (mp_obj_dict_t*)&nativeio_onewire_locals_dict, -}; |