b15f/main.cpp

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#include <avr/io.h>
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#include <avr/interrupt.h>
#include <util/delay.h>
#include "mcp23s17.h"
SPI spi;
MCP23S17 beba0(spi, SPIADR::BEBA0);
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int main() {
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spi.init();
while(1) {
SPDR = 8;
while(!(SPSR & _BV(SPIF)));
//spi.pushByte(8);
}
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return 0;
}