{
  "added_at": "2026-11-09",
  "additional_evidence_urls": [
    "https://github.com/dzerik/melitta-barista-ha/blob/859fb90b894185baba1f07ec9c903525d8a375db/README.md"
  ],
  "category": "reconstruction-cases",
  "class": "hardware",
  "description_en": "Melitta Barista & Nivona for Home Assistant implements Bluetooth LE control of supported coffee machines through their shared Eugster/Frismag protocol. Its reference maps GATT characteristics, the HU handshake, encrypted frames, and status and brew commands. The integration exposes machine state and settings; Melitta models also have recipe and maintenance controls. Nivona support is in alpha.",
  "description_zh": "Melitta Barista & Nivona for Home Assistant 通过共享的 Eugster/Frismag 协议，以低功耗蓝牙控制兼容的咖啡机。协议文档记录 GATT 特征、HU 握手、加密帧，以及状态查询和冲煮命令。集成提供设备状态与设置控制，Melitta 机型还提供配方和维护操作；Nivona 支持仍处于 alpha 阶段。",
  "entry_url": "https://awesomerea.org/resources/melitta-barista-nivona-ha-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/melitta-barista-nivona-ha-case/",
  "evidence_class": 1,
  "evidence_status": "observed",
  "evidence_url": "https://github.com/dzerik/melitta-barista-ha/blob/859fb90b894185baba1f07ec9c903525d8a375db/docs/PROTOCOL.md",
  "group": "cases",
  "id": "melitta-barista-nivona-ha-case",
  "json_url": "https://awesomerea.org/resources/melitta-barista-nivona-ha-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/melitta-barista-nivona-ha-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/melitta-barista-nivona-ha-case/index.md",
  "name": "Melitta Barista & Nivona: reconstructing coffee-machine BLE control",
  "name_zh": "Melitta Barista & Nivona：重建咖啡机 BLE 控制协议",
  "preview_kind": "image",
  "preview_url": "https://awesomerea.org/previews/melitta-barista-nivona-ha-case.png",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "scope",
    "testing",
    "license"
  ],
  "requirements": [
    "Home Assistant 2024.7 or newer, Bluetooth LE access and a supported Melitta or Nivona machine are required.",
    "Melitta Barista T/TS Smart is the established supported family; Nivona support is alpha across several model families.",
    "Most Nivona families still need live hardware validation.",
    "MIT license."
  ],
  "requirements_zh": [
    "需要 Home Assistant 2024.7 或更新版本、蓝牙 LE 连接，以及受支持的 Melitta 或 Nivona 咖啡机。",
    "Melitta Barista T/TS Smart 为已支持系列；多个 Nivona 型号系列仍处于 alpha 阶段。",
    "多数 Nivona 型号系列仍需实体设备验证。",
    "采用 MIT 许可证。"
  ],
  "scope": "partial",
  "targets": [
    "protocol"
  ],
  "url": "https://github.com/dzerik/melitta-barista-ha",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}