14 lines
194 B
C
14 lines
194 B
C
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#ifndef MAT_SPI_H
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#define MAT_SPI_H
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#include <inttypes.h>
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#include <avr/io.h>
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// init SPI
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void spi_init(uint8_t fdiv);
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// send a byte over SPI
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uint8_t spi_rw(uint8_t d);
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#endif
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