Latest Communication Verification

This page keeps the current public summary only. Older detailed notes are not kept in the public documentation set.

Current Retained Summary

• latest retained hardware check date: 2026-03-19
• verified PLC model: KV-7500
• verified Ethernet paths: built-in Ethernet port and KV-XLE02
• verified transports: TCP, UDP
• verified public surface: typed reads/writes, mixed snapshots, bit-in-word updates, single-request reads, chunked reads, polling

Practical Public Conclusions

• DM remains the safest first-run path
• typed views :S, :D, :L, and :F are part of the current public helper surface
• bit-in-word updates remain public through write_bit_in_word

Current Cautions

• keep large chunked reads out of the first smoke test
• use only the families in the current public register table

Where Older Evidence Went

Public historical validation clutter was removed. Maintainer-only retained evidence now belongs under internal_docs/.