1. ENTITY COMP GOOD IS PORT( a1 BIT. BIT 345 改进的代码 q OUT BIT 6. END ENTITY COMP GOOD 7. ARCHITECTURE one OF COMP GOOD IS 8. BEGIN PROCESS(a1, b1) BEGIN 11 IFa1> b1 THEN comparing it with example 4 9, p82 1<= 13 ELSE 1<=0 15 END IF 请看 END PROCESS 7 END ARCHITECTURE one1. ENTITY COMP_GOOD IS 2. PORT ( a1 : IN BIT; 3. b1 : IN BIT; 4. q1 : OUT BIT 5. ); 6. END ENTITY COMP_GOOD; 7. ARCHITECTURE one OF COMP_GOOD IS 8. BEGIN 9. PROCESS(a1,b1) 10. BEGIN 11. IF a1 > b1 THEN -- comparing it with example 4_9,p82 12. q1 <= '1'; 13. ELSE 14. q1 <= '0'; 15. END IF; 16. END PROCESS; 17. END ARCHITECTURE one; 改进的 代码 请看