Error:Can't find an inherited or default value for parameter "WIDTH" -- specify a parameter value
FPGAD的仿真错误,
源程序
ENTITY COMP_BAD IS
PORT( a1 :IN BIT;
b1 :IN BIT;
q1 :OUT BIT );
END ;
ARCHITECTURE one OF COMP_BAD IS
BEGIN
PROCESS (a1,b1)
BEGIN
IF a1 > b1 THEN q1