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This is a full build-along tutorial that goes beyond the Bob Teaches Tech YouTube video. It covers the hardware, wiring,...

SCADA lets a single operator monitor and control equipment spread across an entire plant, pipeline, or utility network — here's...

Arduino digital I/O explained: pinMode, digitalRead, and digitalWrite with a tested button-and-LED wiring and code example.

Structured text (ST) is the IEC 61131-3 language that feels most familiar to anyone with a Pascal or C background...

Modbus register types explained: coils, discrete inputs, holding and input registers, function codes, and addressing conventions.

Step-by-step guide to connecting a PLC to SCADA over Modbus TCP, including port 502 setup and a troubleshooting table.

PLC data types explained: BOOL, INT, DINT, REAL, arrays, and structures-with a real scaling bug example and vendor comparison.

Learn PLC counter instructions (CTU, CTD, CTUD) with tested ladder logic examples, reset logic, and common beginner mistakes explained.

Deploying AI at the edge using TinyML enables real-time predictions on microcontrollers for maintenance, gesture control, and anomaly detection. As...
