`timescale 1ns/1ns module fsm1( input wire clk , input wire rst , input wire data , output reg flag ); parameter S0 = 'd0, S1 = 'd1, S2 = 'd2, S3 = 'd3 ; reg [2:0] current_state; reg [2:0] next_state; always@(posedge clk or negedge rst) begin if(rst == 1'b0)begin current_state <= S0; end else beg...