cvnet fan

[eigger]

F7 20 01 7A 81 01 00 00 0F 00 00 01 00 2D AA 환기 미풍
F7 20 01 7A 81 02 00 00 0F 00 00 01 00 2E AA 환기 약풍
F7 20 01 7A 81 03 00 00 0F 00 00 01 00 2F AA 환기 강풍
F7 20 01 7A 81 21 00 00 0F 00 00 01 00 2D AA 청정 미풍
F7 20 01 7A 81 22 00 00 0F 00 00 01 00 2E AA 청정 약풍
F7 20 01 7A 81 23 00 00 0F 00 00 01 00 2F AA 청정 강풍

fan:
  - platform: uartex
    name: "Air Fan"
    id: id_fan
    preset_modes:
      - "Vent"
      - "Purifier"
    state:
      data: [0x20, 0x01, 0x7A]
    state_on:
      offset: 7
      data: [0x0F]
    state_off:
      offset: 7
      data: [0x00]
    command_on:
      data: [0x20, 0x7A, 0x01, 0x11, 0x01, 0x00, 0x00, 0x0F, 0x00, 0x00, 0x00, 0x00]
      ack: [0x20, 0x01, 0x7A, 0x91]
    command_off:
      data: [0x20, 0x7A, 0x01, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]
      ack: [0x20, 0x01, 0x7A, 0x91]
    command_speed: !lambda |-
      uint8_t speed = x;
      if (std::strcmp(id(id_fan).get_preset_mode(), "Purifier") == 0) speed |= 0x20;
      return {{0x20, 0x7A, 0x01, 0x11, speed, 0x00, 0x00, 0x0F, 0x00, 0x00, 0x00, 0x00},{0x20, 0x01, 0x7A, 0x91}};
    state_speed: !lambda |-
      if (len > 4) return data[4] & 0x0F;
      return  id(id_fan).speed;
    state_preset: !lambda |-
      if (len > 4 && data[4] & 0x20) return "Purifier";
      return "Vent";
    command_preset : !lambda |-
      uint8_t speed = ((uint8_t) id(id_fan).speed);
      if (str == "Purifier") speed |= 0x20;
      return {{0x20, 0x7A, 0x01, 0x11, speed, 0x00, 0x00, 0x0F, 0x00, 0x00, 0x00, 0x00},{0x20, 0x01, 0x7A, 0x91}};