OPC UA Protocol: The Complete 2026 Technical Guide
OPC UA in 2026 — companion specs, PubSub over MQTT/UDP, FX field-level extensions, security state, and migration from DA/Classic.
OPC UA FX Field Exchange: The Complete Reference Architecture for Deterministic Industrial Communication
Deep-dive into OPC UA FX (UAFX) architecture — pub/sub, TSN integration, controller-to-controller communication, and migration from legacy fieldbus. End-to-end reference design with failure modes.