module blink(
  input clk_25mhz,
  output [7:0] led,
  output wifi_gpio0
);
  wire i_clk = clk_25mhz;
  wire [7:0] o_led = led;

  assign wifi_gpio0 = 1'b1;

  reg [$clog2(10000000)-1:0] r_counter;
  reg r_ledState = 0;

  always @(posedge i_clk) begin
    if (r_counter == 10000000) begin
      r_ledState <= !r_ledState;
      r_counter <= 0;
    end else begin
      r_counter <= r_counter + 1;
    end
  end

  assign o_led[0] = 0;
  assign o_led[1] = r_ledState;

  genvar i;

  generate
  for (i = 2; i < 8; i = i + 1) begin
    assign o_led[i] = 0;
  end
  endgenerate
endmodule