{
  "name": "knee-rom-gate-and-value-probe",
  "notes": [
    "Probe the ROM-derived KNEE model from docs/pt2-knee-rom-trace.md.",
    "The key correction is that 0x00B9.13 gates the live KNEE value/report branch, while 0x0110.15 forces the timed KNEE page.",
    "Serial writes may only prepare the state. If the panel has a KNEE-related control, move it during the long gate windows and watch for selector 0x00BC reports or visible KNEE changes."
  ],
  "steps": [
    {
      "action": "power_cycle",
      "off_seconds": 1.5
    },
    {
      "action": "wait_ready",
      "heartbeats": 2,
      "timeout": 10.0,
      "require": true
    },
    {
      "action": "drain",
      "seconds": 0.25
    },
    {
      "action": "send",
      "label": "ok_seed_1",
      "frame": "00 00 00 80 00 DA",
      "listen": 0.60
    },
    {
      "action": "send",
      "label": "ok_seed_2",
      "frame": "00 00 00 80 00 DA",
      "listen": 0.60
    },
    {
      "action": "send",
      "label": "clear_00b9",
      "frame": "00 01 39 00 00 62",
      "listen": 0.30
    },
    {
      "action": "send",
      "label": "clear_0110",
      "frame": "00 01 90 00 00 CB",
      "listen": 0.80
    },
    {
      "action": "send",
      "label": "read_00bc_baseline",
      "frame": "01 01 3C 00 00 66",
      "listen": 0.60
    },
    {
      "action": "send",
      "label": "set_00b9_bit13_gate_move_knee_control_if_possible",
      "frame": "00 01 39 20 00 42",
      "listen": 4.00
    },
    {
      "action": "send",
      "label": "read_00bc_after_gate_window",
      "frame": "01 01 3C 00 00 66",
      "listen": 0.80
    },
    {
      "action": "send",
      "label": "set_00b9_bits15_and_13_preset_label_plus_gate",
      "frame": "00 01 39 A0 00 C2",
      "listen": 1.50
    },
    {
      "action": "send",
      "label": "set_0110_bit15_dl_timed_page_override",
      "frame": "00 01 90 80 00 4B",
      "listen": 2.50
    },
    {
      "action": "send",
      "label": "clear_0110_return_to_value_path",
      "frame": "00 01 90 00 00 CB",
      "listen": 1.00
    },
    {
      "action": "send",
      "label": "read_00bc_after_override_clear",
      "frame": "01 01 3C 00 00 66",
      "listen": 0.80
    },
    {
      "action": "repeat",
      "count": 2,
      "steps": [
        {
          "action": "send",
          "label": "00bc_direct_low_probe",
          "frame": "00 01 3C 00 00 67",
          "listen": 0.35
        },
        {
          "action": "send",
          "label": "00bc_direct_mid_probe",
          "frame": "00 01 3C 40 00 27",
          "listen": 0.35
        },
        {
          "action": "send",
          "label": "00bc_direct_high_probe",
          "frame": "00 01 3C 80 00 E7",
          "listen": 0.35
        },
        {
          "action": "send",
          "label": "read_00bc_direct_probe",
          "frame": "01 01 3C 00 00 66",
          "listen": 0.50
        }
      ]
    },
    {
      "action": "send",
      "label": "final_clear_00b9",
      "frame": "00 01 39 00 00 62",
      "listen": 0.50
    },
    {
      "action": "send",
      "label": "final_clear_0110",
      "frame": "00 01 90 00 00 CB",
      "listen": 1.50
    }
  ]
}