Add Viking demod,

[proxmark3-svn] / fpga / testbed_fpga.v

`include "fpga.v"

module testbed_fpga;
    reg spck, mosi, ncs;
    wire miso;
    reg pck0i, ck_1356meg, ck_1356megb;
    wire pwr_lo, pwr_hi, pwr_oe1, pwr_oe2, pwr_oe3, pwr_oe4;
    reg [7:0] adc_d;
    wire adc_clk, adc_noe;
    reg ssp_dout;
    wire ssp_frame, ssp_din, ssp_clk;

    fpga dut(
        spck, miso, mosi, ncs,
        pck0i, ck_1356meg, ck_1356megb,
        pwr_lo, pwr_hi, pwr_oe1, pwr_oe2, pwr_oe3, pwr_oe4,
        adc_d, adc_clk, adc_noe,
        ssp_frame, ssp_din, ssp_dout, ssp_clk
    );

	integer i;

	initial begin

		// init inputs
		#5 ncs=1;
		#5 spck = 1;
		#5 mosi = 1;

		#50 ncs=0;
		for (i = 0 ;  i < 8 ;  i = i + 1) begin
			#5 mosi = $random;
			#5 spck = 0;
			#5 spck = 1;
		end
		#5 ncs=1;

		#50 ncs=0;
		for (i = 0 ;  i < 8 ;  i = i + 1) begin
			#5 mosi = $random;
			#5 spck = 0;
			#5 spck = 1;
		end
		#5 ncs=1;

		#50 mosi=1;
		$finish;
	end
	
endmodule // main