Protocols

Protocols Articles & Guides

6 articles on Protocols — practical guides, tutorials, and technical explainers from TechSystem Lab.

IoT SCADA Networking Industrial Protocols

Modbus TCP Protocol: Complete Guide for Industrial IoT and SCADA Integration

Everything you need to know about Modbus TCP — how the protocol works, register types, function codes, reading data with Python, and integrating with SCADA and IoT platforms. Real-world industrial examples included.

June 21, 202611 min read

IoT Protocols Hardware Zigbee

Zigbee Protocol Deep Dive: Mesh Networking for IoT

Complete guide to Zigbee protocol — how mesh networking works, device types (coordinator, router, end device), security, Zigbee 3.0, and how it compares to WiFi, BLE, Z-Wave, and Thread. With setup examples.

February 18, 20267 min read

Web Development IoT DevOps Protocols

Building and Consuming REST APIs for IoT and Monitoring Systems

A practical guide to designing, building, and consuming REST APIs — for IoT data ingestion, NMS integration, device management, and real-time monitoring dashboards.

February 15, 20267 min read

IoT Web Development Real-Time Protocols

WebSocket for Real-Time IoT Dashboards — Architecture, Implementation, and Scaling

How to use WebSocket for building real-time IoT dashboards — from protocol fundamentals to practical implementation with Node.js, MQTT bridge, and frontend visualization.

February 14, 20265 min read

IoT Protocols Hardware

IoT Connectivity Protocols Compared: MQTT, HTTP, CoAP, LoRaWAN, Zigbee and More

A deep technical comparison of IoT communication protocols — MQTT, HTTP, CoAP, WebSocket, LoRaWAN, Zigbee, and AMQP. Covers packet structure, QoS, power budgets, range, broker setup, and real code examples to help you pick the right protocol for every IoT scenario.

February 11, 202616 min read

IoT Protocols Hardware LoRa

LoRa & LoRaWAN: Long-Range IoT Communication Explained

A comprehensive guide to LoRa modulation and the LoRaWAN protocol — architecture, use cases, and practical deployment for long-range IoT networks.

January 17, 20266 min read

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