Little Help for new calculating procedure. Symbol Priority TA MAC/65 ------------------------------------------------------------ [] 11 + + ------------------------------------------------------------ () 11 + - ------------------------------------------------------------ - (sign) 10 + + ------------------------------------------------------------ .DEF,.REF 10 - + ------------------------------------------------------------ .NOT (logical) 9 + + ------------------------------------------------------------ *,/ 8 + + ------------------------------------------------------------ .SHL,.SHR,<<,>> 8 + - SHL,SHR ------------------------------------------------------------ +,- 7 + + ------------------------------------------------------------ &,AND (binary) 6 + + ------------------------------------------------------------ !,OR,ORA (binary) 6 + + ------------------------------------------------------------ ^,EOR,XOR (binary) 6 + + ------------------------------------------------------------ 5 ------------------------------------------------------------ =,>,<,<>,>=,<= 4 + + ------------------------------------------------------------ .AND (logical) 2 + + ------------------------------------------------------------ .OR,.ORA (logical) 1 + + ------------------------------------------------------------ .EOR,.XOR (logical) 1 + - ------------------------------------------------------------ <,> (low,high byte) 0 + + LOW,HIGH ------------------------------------------------------------ "+" = exist "-" = not exist "." = soon "?" = I don't know