Using assembly language programming to realize x=a + b,
Requirements: 1) a, b variable for byte type, and the eight digit decimal number;
2) a, b values of variables by keyboard input;
3) the calculated results with the decimal and hexadecimal display;
4) can be combined with appropriate prompt string; (optional)
5) to calculate the sum of two Numbers in a subroutine, input values or display a single character (or
String) using macro implementation (at least one definition of a macro), the remaining open,