pcb and initial code from https://github.com/das-labor/borgware-2d.git
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29 lines
399 B
29 lines
399 B
16 years ago
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#ifndef SPI_H
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#define SPI_H
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#include "config.h"
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/**
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* this enables the use of Hardware SPI on ATMEGA
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*
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* #define SPI_HARDWARE 1
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* #define SPI_PORT PORTB
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* #define SPI_PIN PINB
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* #define SPI_DDR DDRB
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*
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* #define SPI_PIN_MOSI PB5
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* #define SPI_PIN_MISO PB6
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* #define SPI_PIN_SCK PB7
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* #define SPI_PIN_SS PB4
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*
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*/
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void spi_init();
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unsigned char spi_data(unsigned char c);
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#endif
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