RippleAdder

`timescale 1ns / 1ps
//////////////////////////////////////////////////////////////////////////////////
// Company:
// Engineer:
//
// Create Date:    11:03:25 07/28/2022
// Design Name:
// Module Name:    RippleAdder
// Project Name:
// Target Devices:
// Tool versions:
// Description:
//
// Dependencies: FullAdder
//
// Revision:
// Revision 0.01 - File Created
// Additional Comments:
//
//////////////////////////////////////////////////////////////////////////////////
module RippleAdder(
    input [3:0] A,
    input [3:0] B,
    output [3:0] SUM,
    output C
    );

    wire wirea, wireb, wirec;

//module FullAdder(input A, input B, input C, output SUM, output COUT);
//1'b0 cadena de binarios de 1 bit

FullAdder FA1(A[0], B[0], 1'b0, SUM[0], wirea);
FullAdder FA2(A[1], B[1],wirea, SUM[1], wireb);
FullAdder FA3(A[2], B[2],wireb, SUM[2], wirec);
FullAdder FA4(A[3], B[4],wirec, SUM[3], C);

/*
//// RippleAdder: testbench
`timescale 1ns / 1ps

////////////////////////////////////////////////////////////////////////////////
// Company:
// Engineer:
//
// Create Date:   11:19:51 07/28/2022
// Design Name:   RippleAdder
// Module Name:   C:/Users/F-307/Desktop/Nueva carpeta/RippleAdder/RippleAdder_tb.v
// Project Name:  RippleAdder
// Target Device:
// Tool versions:
// Description:
//
// Verilog Test Fixture created by ISE for module: RippleAdder
//
// Dependencies:
//
// Revision:
// Revision 0.01 - File Created
// Additional Comments:
//
////////////////////////////////////////////////////////////////////////////////

module RippleAdder_tb;

    // Inputs
    reg [3:0] A;
    reg [3:0] B;

    // Outputs
    wire [3:0] SUM;
    wire C;

    // Instantiate the Unit Under Test (UUT)
    RippleAdder uut (
        .A(A),
        .B(B),
        .SUM(SUM),
        .C(C)
    );

    initial begin
        // Initialize Inputs
        A = 0;
        B = 0;

        // Wait 100 ns for global reset to finish
        #100;

        // Add stimulus here
        A = 4'b0010;
        B = 4'b1101;
        #100;

        A=10;
        B=1;
        #100;

*/