{
  "added_at": "2026-11-08",
  "additional_evidence_urls": [
    "https://github.com/khimaros/ambit-firmware/blob/8affaad3bafe1ed991ac9dea1fa6dd5b135f5aee/README.md",
    "https://github.com/khimaros/ambit-firmware/blob/8affaad3bafe1ed991ac9dea1fa6dd5b135f5aee/ROADMAP.md",
    "https://github.com/khimaros/ambit-firmware/blob/8affaad3bafe1ed991ac9dea1fa6dd5b135f5aee/LICENSE"
  ],
  "category": "reconstruction-cases",
  "class": "hardware",
  "description_en": "ambit-firmware develops alternative firmware for Palette devices using mapped AT90USB1286 pin connections. The hardware notes identify links to magnetic ports, I2C lines, LEDs and flashing headers; the firmware implements USB CDC control, basic LEDs and a failsafe bootloader path. Its roadmap lists display control and component communication as unfinished.",
  "description_zh": "ambit-firmware 根据 Palette 设备 AT90USB1286 的引脚连接记录编写替代固件。硬件笔记标出磁吸接口、I2C 线路、LED 和烧录接口；固件已实现 USB CDC 控制、基础 LED 功能及故障保护引导路径。路线图将显示控制和组件通信列为未完成项目。",
  "entry_url": "https://awesomerea.org/resources/ambit-firmware-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/ambit-firmware-case/",
  "evidence_class": 2,
  "evidence_status": "observed",
  "evidence_url": "https://github.com/khimaros/ambit-firmware/blob/8affaad3bafe1ed991ac9dea1fa6dd5b135f5aee/docs/HARDWARE.md",
  "group": "cases",
  "id": "ambit-firmware-case",
  "json_url": "https://awesomerea.org/resources/ambit-firmware-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/ambit-firmware-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/ambit-firmware-case/index.md",
  "name": "ambit-firmware: mapping Palette hardware for replacement firmware",
  "name_zh": "ambit-firmware：绘制 Palette 硬件映射并编写替代固件",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "prerequisites",
    "limits",
    "license"
  ],
  "requirements": [
    "Builds with Make and AVR tooling for AT90USB1286; the README recommends a Teensy++ 2.0 development board.",
    "Flashing a production Palette device may require opening its base and using ISP headers to recover bootloader access.",
    "Display control and the two-wire component interface are unfinished.",
    "GPL-3.0 license."
  ],
  "requirements_zh": [
    "使用 Make 和面向 AT90USB1286 的 AVR 工具链构建；项目建议以 Teensy++ 2.0 开发板进行开发。",
    "向 Palette 实机刷写后，恢复引导程序可能需要拆开底座并使用 ISP 接口。",
    "显示控制和双线组件接口尚未完成。",
    "采用 GPL-3.0 许可证。"
  ],
  "scope": "unknown",
  "targets": [
    "firmware"
  ],
  "url": "https://github.com/khimaros/ambit-firmware",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}