I2C slave test

[
  {
    "pulses": [
      20,
      20,
      50,
      20
    ],
    "averages": 2,
    "averages_delay": 5,
    "get_ir_baseline": [
      15,
      14
    ],
    "pulsesize": 50,
    "pulsedistance": 10000,
    "act1_lights": [
      0,
      0,
      16,
      0
    ],
    "act2_lights": [
      0,
      0,
      15,
      0
    ],
    "act_intensities": [
      500,
      500,
      500,
      500
    ],
    "cal_intensities": [
      4095,
      0,
      0,
      0
    ],
    "meas_intensities": [
      3500,
      3500,
      3500,
      3500
    ],
    "detectors": [
      [
        34
      ],
      [
        34
      ],
      [
        34
      ],
      [
        34
      ]
    ],
    "meas_lights": [
      [
        20
      ],
      [
        20
      ],
      [
        20
      ],
      [
        20
      ]
    ],
    "measurements": 0,
    "measurements_delay": 0,
    "get_offset": 1,
    "i2c": [
      {
        "name": "reading",
        "address": 42,
        "read": 6,
        "wordsize": 1,
        "bigendian": false
      },
      {
        "name": "writing",
        "address": 42,
        "write": [
          6,
          5,
          4,
          3,
          2,
          1
        ]
      },
      {
        "name": "reading2",
        "address": 42,
        "read": 6,
        "wordsize": 1,
        "bigendian": false
      }
    ]
  }
]