{
  "OBUFTDS_2": {
    "IOSTANDARD": "DIFF_SSTL135",
    "IO_LOC_PAIRS": "signal_p:N2,signal_n:N1",
    "SLEW": "FAST"
  },
  "OBUF_6": {
    "DRIVE": "12",
    "IOSTANDARD": "LVCMOS33",
    "IO_LOC_PAIRS": "led[0]:D10",
    "SLEW": "SLOW"
  },
  "OBUF_7": {
    "IN_TERM": "UNTUNED_SPLIT_40",
    "IOSTANDARD": "SSTL135",
    "IO_LOC_PAIRS": "led[1]:A9",
    "SLEW": "FAST"
  },
  "OBUF_OUT": {
    "IN_TERM": "UNTUNED_SPLIT_50",
    "IOSTANDARD": "LVCMOS33",
    "IO_LOC_PAIRS": "out_a:E3",
    "SLEW": "FAST"
  },
  "bottom_inst.OBUF_10": {
    "IOSTANDARD": "LVCMOS18",
    "IO_LOC_PAIRS": "out_b[0]:C2",
    "SLEW": "SLOW"
  },
  "bottom_inst.OBUF_11": {
    "DRIVE": "4",
    "IOSTANDARD": "LVCMOS25",
    "IO_LOC_PAIRS": "out_b[1]:R2",
    "SLEW": "FAST"
  },
  "bottom_inst.OBUF_9": {
    "IOSTANDARD": "DIFF_SSTL135",
    "IO_LOC_PAIRS": "led[2]:M6",
    "SLEW": "FAST"
  },
  "bottom_intermediate_inst.OBUF_8": {
    "DRIVE": "16",
    "IOSTANDARD": "SSTL135",
    "IO_LOC_PAIRS": "led[3]:N4",
    "SLEW": "SLOW"
  }
}