{
  "added_at": "2026-11-06",
  "additional_evidence_urls": [
    "https://github.com/codypendant/aciq-minisplit-protocol/blob/fe8a3cf59fdfc0f83d4cd65907962b2146c45188/PROTOCOL.md",
    "https://github.com/codypendant/aciq-minisplit-protocol/blob/fe8a3cf59fdfc0f83d4cd65907962b2146c45188/tools/README.md"
  ],
  "category": "reconstruction-cases",
  "description_en": "ACiQ K18W documents the UART protocol between a mini split's indoor board and TCL WBR1 Wi-Fi module. Captures and decoders map 115200 8N1 traffic, 0xA5 frames, CRC-16/XMODEM, acknowledgments, and appliance fields; ESPHome configurations provide passive monitoring or local control after replacing the module.",
  "description_zh": "ACiQ K18W 记录分体空调室内板与 TCL WBR1 Wi-Fi 模块之间的 UART 协议。抓包和解码器说明 115200 8N1 通信、0xA5 帧、CRC-16/XMODEM、确认消息及设备字段；ESPHome 配置支持被动监听，或在替换模块后进行本地控制。",
  "entry_url": "https://awesomerea.org/resources/aciq-minisplit-protocol-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/aciq-minisplit-protocol-case/",
  "evidence_url": "https://github.com/codypendant/aciq-minisplit-protocol/blob/fe8a3cf59fdfc0f83d4cd65907962b2146c45188/README.md",
  "group": "cases",
  "id": "aciq-minisplit-protocol-case",
  "json_url": "https://awesomerea.org/resources/aciq-minisplit-protocol-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/aciq-minisplit-protocol-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/aciq-minisplit-protocol-case/index.md",
  "name": "ACiQ K18W: reconstructing a mini split's UART protocol",
  "name_zh": "ACiQ K18W：还原分体空调 UART 协议",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "limits",
    "license"
  ],
  "requirements": [
    "An ACiQ ACIQ-K18W-W-32-HP2300 unit and ESP32 hardware for the documented ESPHome configurations.",
    "Listen-only and module-replacement control are separate electrical configurations; transmit must not be enabled while the original module remains connected.",
    "MIT license."
  ],
  "requirements_zh": [
    "所述 ESPHome 配置需要 ACiQ ACIQ-K18W-W-32-HP2300 设备及 ESP32 硬件。",
    "只监听与替换模块控制是两种独立接线方式；原模块仍连接时不得启用发送。",
    "MIT 许可证。"
  ],
  "targets": [
    "protocol"
  ],
  "url": "https://github.com/codypendant/aciq-minisplit-protocol",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}