58 lines
2.5 KiB
C
58 lines
2.5 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_SHARED_BINDINGS_NATIVEIO_SPI_H__
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#define __MICROPY_INCLUDED_SHARED_BINDINGS_NATIVEIO_SPI_H__
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#include "py/obj.h"
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#include "common-hal/microcontroller/types.h"
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#include "common-hal/nativeio/types.h"
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// Type object used in Python. Should be shared between ports.
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extern const mp_obj_type_t nativeio_spi_type;
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// Construct an underlying SPI object.
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extern void common_hal_nativeio_spi_construct(nativeio_spi_obj_t *self,
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const mcu_pin_obj_t * clock, const mcu_pin_obj_t * mosi,
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const mcu_pin_obj_t * miso);
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extern void common_hal_nativeio_spi_deinit(nativeio_spi_obj_t *self);
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extern bool common_hal_nativeio_spi_configure(nativeio_spi_obj_t *self, uint32_t baudrate, uint8_t polarity, uint8_t phase, uint8_t bits);
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extern bool common_hal_nativeio_spi_try_lock(nativeio_spi_obj_t *self);
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extern bool common_hal_nativeio_spi_has_lock(nativeio_spi_obj_t *self);
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extern void common_hal_nativeio_spi_unlock(nativeio_spi_obj_t *self);
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// Writes out the given data.
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extern bool common_hal_nativeio_spi_write(nativeio_spi_obj_t *self, const uint8_t *data, size_t len);
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// Reads in len bytes while outputting zeroes.
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extern bool common_hal_nativeio_spi_read(nativeio_spi_obj_t *self, uint8_t *data, size_t len);
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#endif // __MICROPY_INCLUDED_SHARED_BINDINGS_NATIVEIO_SPI_H__
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