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// #################################################################################################
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// #################################################################################################
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// # << NEORV32: neorv32_spi.h - Serial Peripheral Interface Controller (SPI) HW Driver >> #
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// # << NEORV32: neorv32_spi.h - Serial Peripheral Interface Controller (SPI) HW Driver >> #
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// # ********************************************************************************************* #
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// # ********************************************************************************************* #
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// # BSD 3-Clause License #
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// # BSD 3-Clause License #
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// # #
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// # #
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// # Copyright (c) 2021, Stephan Nolting. All rights reserved. #
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// # Copyright (c) 2022, Stephan Nolting. All rights reserved. #
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// # #
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// # #
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// # Redistribution and use in source and binary forms, with or without modification, are #
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// # Redistribution and use in source and binary forms, with or without modification, are #
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// # permitted provided that the following conditions are met: #
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// # permitted provided that the following conditions are met: #
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// # #
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// # #
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// # 1. Redistributions of source code must retain the above copyright notice, this list of #
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// # 1. Redistributions of source code must retain the above copyright notice, this list of #
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// prototypes
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// prototypes
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int neorv32_spi_available(void);
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int neorv32_spi_available(void);
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void neorv32_spi_setup(uint8_t prsc, uint8_t clk_phase, uint8_t clk_polarity, uint8_t data_size);
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void neorv32_spi_setup(uint8_t prsc, uint8_t clk_phase, uint8_t clk_polarity, uint8_t data_size);
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void neorv32_spi_disable(void);
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void neorv32_spi_disable(void);
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void neorv32_spi_enable(void);
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void neorv32_spi_enable(void);
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void neorv32_spi_highspeed_enable(void);
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void neorv32_spi_highspeed_disable(void);
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void neorv32_spi_cs_en(uint8_t cs);
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void neorv32_spi_cs_en(uint8_t cs);
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void neorv32_spi_cs_dis(uint8_t cs);
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void neorv32_spi_cs_dis(uint8_t cs);
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uint32_t neorv32_spi_trans(uint32_t tx_data);
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uint32_t neorv32_spi_trans(uint32_t tx_data);
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void neorv32_spi_put_nonblocking(uint32_t tx_data);
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void neorv32_spi_put_nonblocking(uint32_t tx_data);
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uint32_t neorv32_spi_get_nonblocking(void);
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uint32_t neorv32_spi_get_nonblocking(void);
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