`timescale 1ns/1ns module data_cal( input clk, input rst, input [15:0]d, input [1:0]sel, output [4:0]out, output validout ); //*************code***********// reg [3:0] aloc, bloc, cloc, dloc; reg validout_reg; reg [4:0] out_reg ; always @(posedge clk or negedge rst) b...