circuitpython/shared-bindings/microcontroller/Pin.h

55 lines
2.4 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2016 Scott Shawcroft
*
* 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.
*/
#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_MICROCONTROLLER_PIN_H
#define MICROPY_INCLUDED_SHARED_BINDINGS_MICROCONTROLLER_PIN_H
#include "common-hal/microcontroller/Pin.h"
#include "py/obj.h"
// Type object used in Python. Should be shared between ports.
extern const mp_obj_type_t mcu_pin_type;
mcu_pin_obj_t *validate_obj_is_pin(mp_obj_t obj);
mcu_pin_obj_t *validate_obj_is_pin_or_none(mp_obj_t obj);
mcu_pin_obj_t *validate_obj_is_free_pin(mp_obj_t obj);
mcu_pin_obj_t *validate_obj_is_free_pin_or_none(mp_obj_t obj);
void validate_list_is_free_pins(qstr what, mcu_pin_obj_t **pins_out, mp_int_t max_pins, mp_obj_t seq, uint8_t *count_out);
void assert_pin_free(const mcu_pin_obj_t* pin);
bool common_hal_mcu_pin_is_free(const mcu_pin_obj_t* pin);
void common_hal_never_reset_pin(const mcu_pin_obj_t* pin);
void common_hal_reset_pin(const mcu_pin_obj_t* pin);
uint8_t common_hal_mcu_pin_number(const mcu_pin_obj_t* pin);
void common_hal_mcu_pin_claim(const mcu_pin_obj_t* pin);
void common_hal_mcu_pin_claim_number(uint8_t pin_no);
void common_hal_mcu_pin_reset_number(uint8_t pin_no);
#define COMMON_HAL_MCU_NO_PIN ((uint8_t)0xff)
#endif // MICROPY_INCLUDED_SHARED_BINDINGS_MICROCONTROLLER_PIN_H