{
    "target": "kasli",
    "variant": "duke3",
    "hw_rev": "v1.1",
    "base": "standalone",
    "core_addr": "192.168.1.75",
    "peripherals": [
        {
            "type": "dio",
            "ports": [0],
            "bank_direction_low": "output",
            "bank_direction_high": "output"
        },
        {
            "type": "dio",
            "ports": [1],
            "bank_direction_low": "input",
            "bank_direction_high": "output"
        },
        {
            "type": "dio",
            "ports": [2],
            "bank_direction_low": "output",
            "bank_direction_high": "output"
        },
        {
            "type": "dio",
            "ports": [3],
            "bank_direction_low": "output",
            "bank_direction_high": "output"
        },
        {
            "type": "dio",
            "ports": [4],
            "bank_direction_low": "output",
            "bank_direction_high": "output"
        },
        {
            "type": "urukul",
            "ports": [5, 6],
            "clk_sel": 2
        },
        {
            "type": "urukul",
            "ports": [7, 8],
            "dds": "ad9912",
            "clk_sel": 2
        },
        {
            "type": "urukul",
            "ports": [9, 10],
            "clk_sel": 2
        }
    ]
}