题解 | #4bit超前进位加法器电路#
4bit超前进位加法器电路
https://www.nowcoder.com/practice/4d5b6dc4bb2848039da2ee40f9738363
`timescale 1ns/1ns
module lca_4(
input [3:0] A_in ,
input [3:0] B_in ,
input C_1 ,
output wire CO ,
output wire [3:0] S
);
wire [3:0]G;
wire [3:0]P;
wire [3:0]C;
assign G=A_in&B_in;
assign P=A_in^B_in;
assign C=G^(P&{C[2:0],C_1});
assign S=P^{C[2:0],C_1};
assign CO=C[3];
endmodule
#牛客帮帮团来啦！有问必答#
查看7道真题和解析