{
  "generatedAt": "2026-10-28T02:04:45.421Z",
  "models": {
    "DL300": {
      "latest": "DL300_OS_V1.01.261026L",
      "versions": [
        {
          "version": "DL300_OS_V1.01.261026L",
          "file": "DL300/DL300_OS_V1.01.261026L.bin",
          "size": 912964,
          "sha256": "fdf2edb086067779eec7187feb458cbd60f4739d91793288339389375a053250",
          "publishedAt": "2026-10-26",
          "notes": [
            "修复DL300_OS_V1.01.261016L无法联网bug"
          ],
          "upgradeHints": []
        }
      ]
    },
    "DL800": {
      "latest": "DL800_OS_V1.20.261027L",
      "versions": [
        {
          "version": "DL800_OS_V1.20.261027L",
          "file": "DL800/DL800_OS_V1.20.261027L.bin",
          "size": 876020,
          "sha256": "78413c1d3fa27bfe165b49462c681140dd66e0057e2fdad3043cdd9a72e24622",
          "publishedAt": "2026-10-27",
          "notes": [
            "修复DL800_OS_V1.20.261016L无法联网bug",
            "兼容DL800 V1.04和V1.05主板"
          ],
          "upgradeHints": []
        },
        {
          "version": "DL800_OS_V1.20.261023L",
          "file": "DL800/DL800_OS_V1.20.261023L.bin",
          "size": 876012,
          "sha256": "4f94e011e9406abacc1dc526c0a82eced835fe6db854df202f5e8df4c519cdd6",
          "publishedAt": "2026-10-23",
          "notes": [
            "修复DL800_OS_V1.20.261016L无法联网bug",
            "兼容DL800 V1.04和V1.05主板"
          ],
          "upgradeHints": []
        }
      ],
      "hints": [
        {
          "level": "critical",
          "title": "跨越 260415 升级：升级前下载数据，升级后清空存储",
          "when": {
            "fromBefore": "260415",
            "toAtLeast": "260415"
          },
          "text": "该版本优化了数据存储算法：设备中由旧固件写入的数据，新固件无法正常读取。",
          "before": [
            "完整下载设备数据并保存到电脑（本次优化了数据存储算法，升级后无法正常读取旧固件写入的数据）",
            "确认设备供电与 USB 连接稳定（升级中断电会使设备停留在「程序不完整」状态）"
          ],
          "after": [
            "在设备详情页执行一次「清空存储」（厂商文档中称「清空数据」），清除升级前遗留的旧数据"
          ]
        },
        {
          "level": "critical",
          "title": "跨越 260921 升级：升级前下载数据，升级后清空存储并同步时间",
          "when": {
            "fromBefore": "260921",
            "toAtLeast": "260921"
          },
          "text": "该版本将系统时间戳由 UNIX 时间戳改为本地时间戳：由旧固件写入的数据，在新固件下时间将不正确。",
          "before": [
            "完整下载设备数据并保存到电脑（本次变更了时间戳算法，升级后再下载，旧数据的时间将不正确）",
            "确认设备供电与 USB 连接稳定（升级中断电会使设备停留在「程序不完整」状态）"
          ],
          "after": [
            "在设备详情页执行一次「清空存储」（厂商文档中称「清空数据」），清除升级前遗留的旧数据",
            "将设备时间同步为当前时间（时间戳改为本地时间后，设备时间不准会使新数据的时间也错）"
          ]
        }
      ]
    }
  }
}