int main(int argc, char* argv[])
{
CircularBuffer buffer;
CircularBuffer_init(&buffer, 3);
assert( CircularBuffer_isEmpty(&buffer) );
CircularBuffer_write(&buffer, '1');
assert( CircularBuffer_isEmpty(&buffer) == 0 );
assert( CircularBuffer_head(&buffer) == '1' );
CircularBuffer_write(&buffer, '2');
assert( CircularBuffer_head(&buffer) == '1' );
CircularBuffer_write(&buffer, '3');
assert( CircularBuffer_isFull(&buffer) );
assert( CircularBuffer_head(&buffer) == '1' );
CircularBuffer_write(&buffer, '4');
assert( CircularBuffer_isFull(&buffer) );
assert( CircularBuffer_head(&buffer) == '2' );
assert( CircularBuffer_read(&buffer) == '2' ); // '1' was overwritten when buffer was full
assert( CircularBuffer_isFull(&buffer) == 0 );
assert( CircularBuffer_read(&buffer) == '3' );
assert( CircularBuffer_read(&buffer) == '4' );
assert( CircularBuffer_isEmpty(&buffer) );
printf("Circular Buffer: All tests PASSED.\n");
return 0;
}
int main(void)
{
DDRB |= _BV(PB5);
Usart_init();
Timer0_init();
Twi_init();
CircularBuffer_init(&twi_input);
_enableInterrupts();
while(1);
}
static void oper_idle(uint8_t element)
{
switch(element)
{
case TW_SR_SLA_ACK:
case TW_SR_ARB_LOST_SLA_ACK:
{
TWCR = Twi_ack;
break;
}
case TW_SR_DATA_ACK:
case TW_SR_DATA_NACK:
{
CircularBuffer_init(&buffer);
currentState = changeState(Twi_dataRegister);
Twi_controlRegister = Twi_ack;
break;
}
}
}
