题解 | #4位数值比较器电路#
4位数值比较器电路
https://www.nowcoder.com/practice/e02fde10f1914527b6b6871b97aef86d
`timescale 1ns/1ns
module comparator_4(
input [3:0] A ,
input [3:0] B ,
output wire Y2 , //A>B
output wire Y1 , //A=B
output wire Y0 //A<B
);
assign Y2 = (A[3]&(~B[3]))|(~(A[3]^B[3]))&(A[2]&(~B[2]))|((~(A[3]^B[3]))&(~(A[2]^B[2]))&(A[1]&(~B[1])))|((~(A[3]^B[3]))&(~(A[2]^B[2]))&(~(A[1]^B[1]))&(A[0]&(~B[0])));
assign Y1 = ((~(A[3]^B[3]))&(~(A[2]^B[2]))&(~(A[1]^B[1]))&(~(A[0]^B[0])));
assign Y0 = (B[3]&(~A[3]))|(~(A[3]^B[3]))&(B[2]&(~A[2]))|((~(A[3]^B[3]))&(~(A[2]^B[2]))&(B[1]&(~A[1])))|((~(A[3]^B[3]))&(~(A[2]^B[2]))&(~(A[1]^B[1]))&(B[0]&(~A[0])));
endmodule
累鼠我了这道题
