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#ifndef __SPI_H__
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#define __SPI_H__
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#define DOUBLE_SCK 1 |
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#define SPR0_BIT 1 |
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#define LSB 1 |
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#define MSB 0 |
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#define MASTER 1 |
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#define SLAVE 0 |
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#define SPI_IDLE _BV(0) |
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#define SPI_SEND _BV(1) |
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#define SPI_RECV _BV(2) |
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#define SPI_BOTH _BV(3) |
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/* Pin Defines */
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#define MOSI _BV(PB2)
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#define MISO _BV(PB3)
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#define SS _BV(PB0)
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#define SCLK _BV(PB1)
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#define size_t int |
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typedef void (*spi_fun_recv_t)(char); |
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typedef void (*spi_fun_send_t)(char); |
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void spi_init(char mode, spi_fun_recv_t recv_func); |
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int spi_send(char *data, size_t bytes); |
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void spi_master_recv_on(void); |
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void spi_master_recv_off(void); |
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void spi_read_one(void); |
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#endif
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