`default_nettype none `timescale 1ns / 1ps `include "manta.v" module top_level ( input wire clk, input wire rs232_rx_ttl, output logic rs232_tx_ttl ); logic [9:0] counter; always @(posedge clk) counter <= counter + 1; assign probe0 = counter[0]; assign probe1 = counter[2:1]; assign probe2 = counter[5:3]; assign probe4 = counter[9:6]; manta manta_inst ( .clk(clk), .rst(0), .rx(rs232_rx_ttl), .tx(rs232_tx_ttl), .probe0(probe0), .probe1(probe1), .probe2(probe2), .probe3(probe3)); endmodule `default_nettype wire