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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1029 | chrv | 1 | #include <avr/io.h> |
| 2 | #include <avr/interrupt.h> |
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| 3 | |||
| 4 | #include "pins.h" |
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| 5 | #include "mytypes.h" |
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| 6 | |||
| 7 | void spi_init(void) |
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| 8 | { |
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| 9 | SPCR = 0b01110000; // prepare SPI |
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| 10 | SPSR = 0b00000001; |
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| 11 | } |
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| 12 | |||
| 13 | UBYTE spi_send(UBYTE byte) |
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| 14 | { |
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| 15 | SPDR = byte; |
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| 16 | while( !( SPSR&(1<<SPIF) ) ); |
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| 17 | return SPDR; |
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| 18 | } |
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| 19 |