21 lines
333 B
C++
21 lines
333 B
C++
#include <avr/io.h>
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#include <avr/interrupt.h>
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#include <util/delay.h>
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#include "mcp23s17.h"
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SPI spi;
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MCP23S17 beba0(spi, SPIADR::BEBA0);
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int main() {
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spi.init();
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beba0.setDirA(0x00); // alle Ausgang
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beba0.setDirB(0xFF); // alle Eingang
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while(1) {
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beba0.writePortA(beba0.readPortB());
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}
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return 0;
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}
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