switch(PORTA){
case 0b0000001: //blabla
break;
case 0b0000010: //blabla
break;
case 0b0000100: //blabla
break;
}
switch(PORTA){
case 0b0000001: //blabla
break;
case 0b0000010: //blabla
break;
case 0b0000100: //blabla
break;
}