feat(vd960DBN): 事件日志区动态分区 — JEDEC ID 选档 (ROADMAP 落地)
- offlog.h: OfflogPart 运行时分区表 + g_offlog_part; AREA_BASE 改 0x090000 (参数64KB+OTA512KB); 容量宏展开为运行时值(主体零改动) - offlog.c: offlog_part_detect() 读 JEDEC ID → 事件区容量 W25Q32=512KB/16256条, Q64=1MB/32640, Q128=2MB/65408, Q256=4MB/130944 - storage.c/h: SPI_Flash_ReadJEDEC_ID() (0x9F, 校验 EF 40) - 旧固件事件区 0x010000 自动废弃(新地址无 magic → 重建), 预期行为 - 测试: mock JEDEC=0x16 + g_offlog_part, 15 例全过 - 文档: BLE/MQTT/TCP 协议 capacity 8064→动态, 交互示例, devlog
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@@ -60,16 +60,16 @@ Magic | Header | Data | CheckByte
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| 1 | 2 | `boot_seq` | 当前启动序号(每次上电 +1,区分复位段) |
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| 3 | 4 | `count` | 有效记录条数(0~8064,环形覆盖后 < capacity) |
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| 7 | 4 | `capacity` | 容量上限(8064) |
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| 11 | 4 | `seq_first` | 逻辑首条记录全局序号(`seq_last - count + 1`,count=0 时为 0) |
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| 15 | 4 | `seq_last` | 最新一条记录全局序号(跨 boot 单调递增) |
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| 3 | 4 | `count` | 有效记录条数(0~capacity,环形覆盖后 < capacity) |
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| 7 | 4 | `capacity` | 容量上限(**随存储芯片动态**:W25Q32=16256 / W25Q64=32640 / W25Q128=65408 / W25Q256=130944) |
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示例(boot_seq=2, count=1234, capacity=8064, seq_first=100, seq_last=1333):
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示例(boot_seq=2, count=1234, capacity=16256, seq_first=100, seq_last=1333):
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```
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8F 00 14 25 00 02 00 D2 04 00 00 00 80 1F 00 00 00 64 00 00 00 35 05 00 00 00 XX XX
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8F 00 14 25 00 02 00 D2 04 00 00 00 80 3F 00 00 00 64 00 00 00 35 05 00 00 00 XX XX
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-- -- -- -- -------------------- -------------------- -------------------- -----
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| | | | status count=1234 capacity=8064 seq_first=100
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| | | cmd=0x25 boot_seq=2 seq_last=1333
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| | | | status count=1234 capacity=16256 seq_first=100
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| | | | cmd=0x25 boot_seq=2 seq_last=1333
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```
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---
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