hm...
Code:
Code:
#include <avr/io.h>
#include "i2cmaster.h"
#include "twi_register.h"
const char Zahl[] = {
0b01000100,
0b01111101,
0b10100100,
0b00110100,
0b00011101,
0b00010110,
0b00000110,
0b01111100,
0b00000100,
0b00010100
};
void twi_send( unsigned char befehl )
{
i2c_start(0b01000110+I2C_WRITE);
i2c_write(befehl);
i2c_stop();
}
int main(void)
{
i2c_init();
while(1)
{
twi_send(0b1111101);
}
return 0;
}
Compiler meckert:
Code:
test.o: In function `twi_send':
test.c:20: undefined reference to `i2c_start'
test.c:21: undefined reference to `i2c_write'
test.c:22: undefined reference to `i2c_stop'
test.o: In function `main':
test.c:28: undefined reference to `i2c_init'
make: *** [test.elf] Error 1
Kompilierung fehlgeschlagen.
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