#PLC communication
69 articles tagged with #PLC communication. This page is set to noindex per SEO configuration.
Modbus TCP Mitsubishi iQ-R: GX Works3 Setup Guide
Modbus TCP Mitsubishi iQ-R setup in GX Works3: RJ71EN71 module parameters, MODBUS Device Assignment, float byte order, exception codes, and troubleshooting.
Modbus Register Map Explained: How to Read Any Device
Modbus register map reading made reliable: the four register types, the zero-based offset trap, data types inside registers, byte order, and scale factors.
SCADA Security: Complete Guide to Protecting Control Systems
Learn how to secure SCADA systems from cyber threats. Covers network segmentation, remote access, IEC 62443 zones, real attacks, and a practical checklist.
Modbus Data Types: Decode Register Values Correctly
Modbus data types explained: UINT16, INT16, hex, binary, ASCII, 32-bit integers, IEEE-754 floats, and bitmasks, plus how to pick the right format every time.
Modbus TCP/IP Explained: Complete Beginner-to-Expert Guide
Modbus TCP/IP explained from the ground up: ADU structure, encapsulation across network layers, big-endian data, the client-server model, and function codes.