55 lines
2.3 KiB
C
55 lines
2.3 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) 2018 Scott Shawcroft for Adafruit Industries
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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_PERIPHERALS_EXTERNAL_INTERRUPTS_H
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#define MICROPY_INCLUDED_ATMEL_SAMD_PERIPHERALS_EXTERNAL_INTERRUPTS_H
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#include <stdbool.h>
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#include <stdint.h>
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#define EIC_HANDLER_NO_INTERRUPT 0x0
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#define EIC_HANDLER_PULSEIN 0x1
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#define EIC_HANDLER_INCREMENTAL_ENCODER 0x2
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void turn_on_external_interrupt_controller(void);
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void turn_off_external_interrupt_controller(void);
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void turn_on_cpu_interrupt(uint8_t eic_channel);
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void turn_on_eic_channel(uint8_t eic_channel, uint32_t sense_setting,
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uint8_t channel_interrupt_handler);
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void configure_eic_channel(uint8_t eic_channel, uint32_t sense_setting);
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void turn_off_eic_channel(uint8_t eic_channel);
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bool eic_channel_free(uint8_t eic_channel);
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bool eic_get_enable(void);
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void eic_set_enable(bool value);
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void eic_reset(void);
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void* get_eic_channel_data(uint8_t eic_channel);
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void set_eic_channel_data(uint8_t eic_channel, void* data);
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void external_interrupt_handler(uint8_t channel);
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#endif // MICROPY_INCLUDED_ATMEL_SAMD_PERIPHERALS_EXTERNAL_INTERRUPTS_H
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