platform.add_resources([Resource("lvds",  3, Pins( "3", conn=("lvds", 0), dir="o")),
                                Resource("lvds",  5, Pins( "5", conn=("lvds", 0), dir="o")),
                                Resource("lvds",  8, Pins( "8", conn=("lvds", 0), dir="o")),
                                Resource("lvds",  9, Pins( "9", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 10, Pins("10", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 11, Pins("11", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 14, Pins("14", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 15, Pins("15", conn=("lvds", 0), dir="o")), 
                                Resource("lvds", 16, Pins("16", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 17, Pins("17", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 20, Pins("20", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 21, Pins("21", conn=("lvds", 0), dir="o")), 
                                Resource("lvds", 22, Pins("22", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 23, Pins("23", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 26, Pins("26", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 27, Pins("27", conn=("lvds", 0), dir="o")), 
                                Resource("lvds", 28, Pins("28", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 29, Pins("29", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 32, Pins("32", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 33, Pins("33", conn=("lvds", 0), dir="o")), 
                                Resource("lvds", 34, Pins("34", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 35, Pins("35", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 38, Pins("38", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 39, Pins("39", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 40, Pins("40", conn=("lvds", 0), dir="o")),
                                Resource("lvds", 41, Pins("41", conn=("lvds", 0), dir="o")),
       ])
        m.lvds_12_p = platform.request("lvds",  8)
        m.lvds_12_n = platform.request("lvds", 10)
        m.lvds_11_p = platform.request("lvds",  5)
        m.lvds_11_n = platform.request("lvds",  3)
        m.lvds_10_p = platform.request("lvds",  9)
        m.lvds_10_n = platform.request("lvds", 11)
        m.lvds_9_p  = platform.request("lvds", 16)
        m.lvds_9_n  = platform.request("lvds", 14)
        m.lvds_8_p  = platform.request("lvds", 15)
        m.lvds_8_n  = platform.request("lvds", 17)
        m.lvds_7_p  = platform.request("lvds", 22)
        m.lvds_7_n  = platform.request("lvds", 20)
        m.lvds_6_p  = platform.request("lvds", 21)
        m.lvds_6_n  = platform.request("lvds", 23)
        m.lvds_5_p  = platform.request("lvds", 28)
        m.lvds_5_n  = platform.request("lvds", 26)
        m.lvds_4_p  = platform.request("lvds", 32)
        m.lvds_4_n  = platform.request("lvds", 34)
        m.lvds_3_p  = platform.request("lvds", 27)
        m.lvds_3_n  = platform.request("lvds", 29)
        m.lvds_2_p  = platform.request("lvds", 35)
        m.lvds_2_n  = platform.request("lvds", 33)
        m.lvds_1_p  = platform.request("lvds", 40)
        m.lvds_1_n  = platform.request("lvds", 38)
        m.lvds_0_p  = platform.request("lvds", 39)
        m.lvds_0_n  = platform.request("lvds", 41)

        counter = Signal(33)
        m.d.sync += counter.eq(counter+1)
        m.d.comb += m.lvds_10_n.eq(counter[23])
        m.d.comb += m.lvds_10_p.eq(counter[24])
        m.d.comb += m.lvds_12_n.eq(counter[25])
        m.d.comb += m.lvds_12_p.eq(counter[26])
        m.d.comb +=  m.lvds_8_p.eq(counter[27])
        m.d.comb +=  m.lvds_8_n.eq(counter[28])
        m.d.comb += m.lvds_11_n.eq(counter[29])
        m.d.comb += m.lvds_11_p.eq(counter[30])

        m.d.comb += m.lvds_9_n.eq(counter[23])
        m.d.comb += m.lvds_9_p.eq(counter[24])
        m.d.comb += m.lvds_6_p.eq(counter[25])
        m.d.comb += m.lvds_6_n.eq(counter[26])
        m.d.comb += m.lvds_5_p.eq(counter[27])
        m.d.comb += m.lvds_5_n.eq(counter[28])
        m.d.comb += m.lvds_7_p.eq(counter[29])
        m.d.comb += m.lvds_7_n.eq(counter[30])

        m.d.comb += m.lvds_2_n.eq(counter[23])
        m.d.comb += m.lvds_2_p.eq(counter[24])
        m.d.comb += m.lvds_0_p.eq(counter[25])
        m.d.comb += m.lvds_0_n.eq(counter[26])
        m.d.comb += m.lvds_1_p.eq(counter[27])
        m.d.comb += m.lvds_1_n.eq(counter[28])
        m.d.comb += m.lvds_4_n.eq(counter[29])
        m.d.comb += m.lvds_4_p.eq(counter[30])
        m.d.comb += m.lvds_3_n.eq(counter[31])
        m.d.comb += m.lvds_3_p.eq(counter[32])