{
  "added_at": "2026-11-09",
  "additional_evidence_urls": [
    "https://github.com/gnaunited/tsp143-bridge/blob/fdeae061b8f6487dda14e9e17e817d29d07ddfe1/research/README.md",
    "https://github.com/gnaunited/tsp143-bridge/blob/fdeae061b8f6487dda14e9e17e817d29d07ddfe1/research/asb-states/notes.md"
  ],
  "category": "reconstruction-cases",
  "class": "hardware",
  "description_en": "TSP143IIIU Wi-Fi Print Bridge reconstructs StarIO exchanges so a Raspberry Pi can present a USB-only receipt printer to Shopify POS as a Star LAN printer. Its protocol research documents UDP discovery packets, USB and LAN ASB frame differences, ETB counters, and TCP/9101 status polling from hardware captures.",
  "description_zh": "TSP143IIIU Wi-Fi Print Bridge 重建 StarIO 通信，使 Raspberry Pi 能将仅支持 USB 的小票打印机呈现为 Shopify POS 可发现的 Star 局域网打印机。项目依据实体设备抓包，记录 UDP 发现报文、USB 与 LAN 的 ASB 帧差异、ETB 计数器及 TCP/9101 状态轮询。",
  "entry_url": "https://awesomerea.org/resources/tsp143-stario-protocol-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/tsp143-stario-protocol-case/",
  "evidence_url": "https://github.com/gnaunited/tsp143-bridge/blob/fdeae061b8f6487dda14e9e17e817d29d07ddfe1/README.md",
  "group": "cases",
  "id": "tsp143-stario-protocol-case",
  "json_url": "https://awesomerea.org/resources/tsp143-stario-protocol-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/tsp143-stario-protocol-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/tsp143-stario-protocol-case/index.md",
  "name": "TSP143IIIU: reconstructing StarIO printer exchanges for a USB-to-Wi-Fi bridge",
  "name_zh": "TSP143IIIU：为 USB 转 Wi-Fi 桥接重建 StarIO 打印机交互",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "scope",
    "license"
  ],
  "requirements": [
    "A Raspberry Pi Zero 2 W, TSP143IIIU USB printer, and Shopify POS client are the documented setup.",
    "The protocol observations use a TSP143IIILAN reference printer with firmware V2.2.",
    "MIT."
  ],
  "requirements_zh": [
    "文档中的部署使用 Raspberry Pi Zero 2 W、TSP143IIIU USB 打印机及 Shopify POS 客户端。",
    "协议观察以固件 V2.2 的 TSP143IIILAN 为参照设备。",
    "许可证：MIT。"
  ],
  "targets": [
    "protocol"
  ],
  "url": "https://github.com/gnaunited/tsp143-bridge",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}