Industrial IoT platforms that treat Modbus, OPC UA, MQTT, and HTTP as isolated drivers usually lose control of semantic mapping, error handling, command confirmation, and data quality. This article outlines a safer protocol adapter layer design.
Author: Zed IoT
Device Shadow vs Digital Twin vs Asset Model
Many IoT platforms mix device shadow, digital twin, and asset model into one object and end up with bloated state models, weak search, and confused operations. This article explains what each one is for and how to stack them more cleanly.
Device Shadow vs Digital Twin vs Asset Model
Many IoT platforms mix device shadow, digital twin, and asset model into one object and end up with bloated state models, weak search, and confused operations. This article explains what each one is for and how to stack them more cleanly.
How to Layer OPC UA, MQTT, and Modbus in Industrial IoT
OPC UA, MQTT, and Modbus are not simple replacements for one another in industrial IoT. In many practical architectures, Modbus stays at device access, OPC UA unifies edge semantics, and MQTT carries northbound events and decoupled platform integration.
Edge AI Device OTA: How to Do Staged Rollouts and Rollbacks
The hard part of Edge AI OTA is not pushing a new package. It is designing staged rollout, rollback, and remote recovery for devices whose firmware, model, and configuration evolve together. This article explains how to do it from ESP32 to RK3566.
ESP32 Modbus RTU Bridge for ESPHome and Home Assistant
Building an ESP32 Modbus-RTU bridge is not mainly about connecting a MAX485 board. The real issues are RS485 electrical design, UART ownership, polling cadence, and the operational boundaries of ESPHome modbus_controller. This article explains how to bridge PLC data into ESPHome and Home Assistant more reliably.
Designing Multi-Tenant Tuya Integrations for Enterprise Platforms
Learn how to design a scalable Tuya enterprise integration with multi-tenant architecture. Cover tenant isolation, permissions, and IoT platform best practices.
Why Tuya Projects Fail on DP Modeling, Not API Calls
Learn how to design Tuya DP (Data Points) for IoT devices. Understand DP structure, examples, and best practices for scalable Tuya IoT development.
OPC UA FX: Why Industrial Interoperability in 2026 Is About More Than MQTT
What is OPC UA FX and how does it improve industrial interoperability? Learn how it works, how it compares to MQTT, and when to use it in industrial IoT systems.