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softbus_OPC/docs/point_table_design.md
flower_linux 0cf0713dc5 phase 2
2026-06-11 19:00:49 +08:00

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点表设计

配置文件:config/point_table.jsonYAML 镜像:config/point_table.yaml

映射关系

ValveOpening
  ↔ AO_Channel_01        (physicalChannel)
  ↔ ns=1;s=.../ValveOpening (opcuaNodeId)
  ↔ control/cmd/EdgeDevice_01/ValveOpening/set (cmdTopic)
  ↔ control/ack/EdgeDevice_01/ValveOpening (ackTopic)
  ↔ data/EdgeDevice_01/ValveOpening (dataTopic)

softbus_registry::PointRegistry 加载并建立三向索引:objectRef / topic / opcuaNodeId

主题规则

config/topic_rule.json 定义默认主题模板,点表可覆盖单点 cmdTopic/dataTopic