3-bit Multiplier Verilog Code Instant

module full_adder ( input a, b, cin, output sum, cout ); assign sum = a ^ b ^ cin; assign cout = (a & b) | (b & cin) | (a & cin); endmodule `timescale 1ns/1ps module tb_multiplier_3bit; reg [2:0] a, b; wire [5:0] product;

full_adder fa3 ( .a(s2), .b(pp2[1]), .cin(c3), .sum(s3), .cout(c5) ); 3-bit multiplier verilog code

module multiplier_3bit_structural ( input [2:0] a, input [2:0] b, output [5:0] product ); wire [2:0] pp0, pp1, pp2; // partial products wire c1, c2, c3, c4, c5, c6; wire s1, s2, s3, s4; module full_adder ( input a, b, cin, output

// Stage 4 full_adder fa4 ( .a(c4), .b(pp2[2]), .cin(s3), .sum(product[3]), .cout(c6) ); module full_adder ( input a