c2dd6f34c0
- vendored coreSNTP v2.0.0 序列化器(MIT,仅 serializer+LICENSE,零堆), 48 字节报文编解码在库,节奏与准入判据在本方(RFC 4330 §10 调研口径) - App/sync/time_sntp.c 挂 timeSyncTask 的 8888 事件循环,等待切片 ≤50 ms, 不饿任务狗与 IWDG;懒建 UDP socket,代际变化/禁用/死错误码即关闭归还 - 防伪 = OriginTimestamp 逐位等于发出时 T1(含低 16 位随机小数位); mode/stratum/闰秒指示/KoD 按 RFC 拒收;DENY·RSTR 换服务器、RATE 只退避 - 主备轮换 + 失败指数退避(5 s 起、60 s 封顶)+ 首轮 1~5 分钟随机错峰; 成功恢复 poll_min 周期(1~1440 分,出厂默认 60,默认不启用不发包) - 钟面 = 本地时间:UTC+8 固定偏移落 sys_clock_set_unix(§1.1 时基裁定, 第三个写入口,装置仍不存时区);|offset|<2 s 只记日志不步进,冷启动或 更大偏差步进并回写 SD2506,留痕 [SNTP] step 与 syslog OPER - 首个校验通过的同步置 SYS_EVT_TIMESYNC_READY(就绪位,消费方按需 NoClear) - [sntp] 配置段(enable/server1/server2/poll_min)属主 sntp_cfg.c, 注册在 net_cfg_load();UI 页 31「SNTP 设置」(密码叶):启用开关 + 主/备服务器 octet 编辑 + 周期(分) + 保存,复用 net_cfg_save_request 链 - 测试与门禁:test/host/sntp 新套件(报文/防伪/KoD/退避周期/阶跃域/配置 注册表)、net_cfg 与 time_sync 套件补 fake、黄金参考 66→74 张零漂移、 字符集 228 字、Keil 0 错 0 警(RO +5,848 B 含字体)、覆盖率基线回填 - 文档:墙钟维护说明 §16、网络配置说明 [sntp] 节、配置文件设计说明变更记录、 产品需求 FR-TIME-3 与 8.3/9.1.2 台账、UI 补齐规划/UI补齐 31 叶口径、 登记簿销项并登记「SNTP 校时真机判据」等台架(PC 时间源 192.168.31.161/.13)
20 lines
1.0 KiB
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20 lines
1.0 KiB
Plaintext
MIT License
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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