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[s7] S7 — Multi-variable PDU packing #292

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opened 2026-04-25 12:34:31 -04:00 by dohertj2 · 2 comments
dohertj2 commented 2026-04-25 12:34:31 -04:00
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Auto-managed PR — Mode B (autonomous)

Driver: s7 Phase: 2 Plan PR: PR-S7-B1
Plan: docs/plans/s7-plan.md
Effort: L Cross-driver: False

Summary

Replace per-tag plc.ReadAsync loop with packer using S7.Net.Types.DataItem + plc.ReadMultipleVarsAsync. Per-item errors fan out to per-tag StatusCodes. Packing budget: negotiatedPduSize - 18 - 12·N.

Source files

  • src/ZB.MOM.WW.OtOpcUa.Driver.S7/S7Driver.cs

Docs

  • docs/v2/s7.md

Branch: auto/s7/PR-S7-B1. Target: auto/driver-gaps.

<!-- queue-meta {"id": "s7-b1", "driver": "s7", "phase": 2, "plan_pr_id": "PR-S7-B1", "deps": [], "cross_driver": false} --> ## Auto-managed PR — Mode B (autonomous) **Driver**: `s7` **Phase**: `2` **Plan PR**: `PR-S7-B1` **Plan**: [`docs/plans/s7-plan.md`](docs/plans/s7-plan.md) **Effort**: `L` **Cross-driver**: `False` ## Summary Replace per-tag plc.ReadAsync loop with packer using S7.Net.Types.DataItem + plc.ReadMultipleVarsAsync. Per-item errors fan out to per-tag StatusCodes. Packing budget: negotiatedPduSize - 18 - 12·N. ## Source files - `src/ZB.MOM.WW.OtOpcUa.Driver.S7/S7Driver.cs` ## Docs - `docs/v2/s7.md` --- _Branch: `auto/s7/PR-S7-B1`. Target: `auto/driver-gaps`._
dohertj2 added the phase/2auto-managedqueue/queueddriver/s7 labels 2026-04-25 12:34:31 -04:00
dohertj2 added queue/in-progress and removed queue/queued labels 2026-04-25 20:58:59 -04:00
dohertj2 commented 2026-04-25 20:59:02 -04:00
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🤖 Auto-loop picked this up. Branch: auto/s7/PR-S7-B1. Status: in-progress.

🤖 Auto-loop picked this up. Branch: `auto/s7/PR-S7-B1`. Status: in-progress.
dohertj2 added queue/done and removed queue/in-progress labels 2026-04-25 21:06:59 -04:00
dohertj2 commented 2026-04-25 21:07:00 -04:00
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✅ Auto-loop completed. Merged via PR #362.

✅ Auto-loop completed. Merged via PR #362.
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Reference: dohertj2/lmxopcua#292
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