{
  name: "2x2",
  clock: "main",
  nodes: [
    { name: "h0", type: "host", clock: "main" },
    { name: "h1", type: "host", clock: "periph" },
    { name: "d0", type: "device", clock: "main", base_addr: "0x0000", size_byte: "0x1000" },
    { name: "d1", type: "device", clock: "main", base_addr: "0x1000", size_byte: "0x1000" }
  ],
  connections: {
    h0: ["d0", "d1"],
    h1: ["d0", "d1"]
  }
}