60 lines
2.2 KiB
C
60 lines
2.2 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2016 Scott Shawcroft
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef MICROPY_INCLUDED_ATMEL_SAMD_COMMON_HAL_MICROCONTROLLER_PIN_H
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#define MICROPY_INCLUDED_ATMEL_SAMD_COMMON_HAL_MICROCONTROLLER_PIN_H
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#include <assert.h>
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#include "peripherals/samd/pins.h"
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#ifdef MICROPY_HW_NEOPIXEL
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extern bool neopixel_in_use;
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#endif
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#ifdef MICROPY_HW_APA102_MOSI
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extern bool apa102_sck_in_use;
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extern bool apa102_mosi_in_use;
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#endif
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void reset_all_pins(void);
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// reset_pin_number takes the pin number instead of the pointer so that objects don't
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// need to store a full pointer.
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void reset_pin_number(uint8_t pin_number);
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void never_reset_pin_number(uint8_t pin_number);
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void claim_pin(const mcu_pin_obj_t* pin);
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bool pin_number_is_free(uint8_t pin_number);
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typedef struct {
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const mcu_pin_obj_t *obj;
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uint8_t instance;
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uint8_t pin;
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uint16_t function;
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} mcu_pin_function_t;
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mcu_pin_function_t *mcu_find_pin_function(mcu_pin_function_t *table, const mcu_pin_obj_t *pin, int instance, uint16_t name);
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#endif // MICROPY_INCLUDED_ATMEL_SAMD_COMMON_HAL_MICROCONTROLLER_PIN_H
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