# Pastebin pXclz7TB
    # SPIFlash
    ("flash", 0,
        Subsignal("cs_n", Pins("P18")),
        Subsignal("mosi", Pins("R14")),
        Subsignal("miso", Pins("R15")),
        Subsignal("vpp",  Pins("P14")),
        Subsignal("hold", Pins("N14")),
        IOStandard("LVCMOS33")
    ),