{
  "added_at": "2026-11-09",
  "additional_evidence_urls": [
    "https://github.com/patagonaa/huawei-r48xx/blob/ca0013afa9cc5ba73ec6c17bab0ee735a8e635e1/LICENSE"
  ],
  "category": "reconstruction-cases",
  "class": "hardware",
  "description_en": "Huawei R48xx documents the CAN communication of Huawei 48 V power supplies, including 29-bit identifier fields, status commands, registers and software address negotiation between units. The author combines tests on R4830S1, R4850G2 and R4850G6 with other documentation. The repository also records connector pinouts and printable enclosure models.",
  "description_zh": "Huawei R48xx 整理华为 48 V 电源模块的 CAN 通信，包括 29 位标识符字段、状态命令、寄存器，以及多模块之间的软件地址协商。作者结合 R4830S1、R4850G2 和 R4850G6 的测试与其他资料，还记录了连接器引脚和可打印外壳模型。",
  "entry_url": "https://awesomerea.org/resources/huawei-r48xx-can-protocol-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/huawei-r48xx-can-protocol-case/",
  "evidence_url": "https://github.com/patagonaa/huawei-r48xx/blob/ca0013afa9cc5ba73ec6c17bab0ee735a8e635e1/README.md",
  "group": "cases",
  "id": "huawei-r48xx-can-protocol-case",
  "json_url": "https://awesomerea.org/resources/huawei-r48xx-can-protocol-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/huawei-r48xx-can-protocol-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/huawei-r48xx-can-protocol-case/index.md",
  "name": "Huawei R48xx: mapping the power supplies' CAN protocol",
  "name_zh": "Huawei R48xx：解析电源模块的 CAN 协议",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "limits",
    "license"
  ],
  "requirements": [
    "Huawei R48xx hardware is needed to reproduce the documented exchanges.",
    "The author describes the protocol documentation as incomplete and possibly inaccurate.",
    "MIT license."
  ],
  "requirements_zh": [
    "复现所记录的通信需要华为 R48xx 电源硬件。",
    "作者指出协议资料尚不完整，部分内容可能有误。",
    "采用 MIT 许可证。"
  ],
  "targets": [
    "protocol"
  ],
  "url": "https://github.com/patagonaa/huawei-r48xx",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}