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31 lines
460 B
C
31 lines
460 B
C
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#ifndef SPI0_DEFINED
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#define SPI0_DEFINED
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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/*
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SD Cards operate at two speed modes. The default mode clock speed is 0 -25MHz. A high speed mode is available at clock speed of 0 -50MHz.
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*/
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void spi0_set_fclk_slow();
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void spi0_set_fclk_fast();
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void spi0_cs_high();
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void spi0_cs_low();
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uint8_t xchg_spi0 (uint8_t dat);
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/**
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* Setup SPI block ID
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*/
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void spi0_initialize();
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#endif // SPI_DEFINED
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