Series

PLC Fundamentals

Ladder Logic from scratch to real process control. For developers who want to understand industrial automation.

3 articles in this series

Articles3 total

Ladder Logic for Software Developers: A Different Kind of Programming

You already know loops and conditions. Ladder Logic just draws them differently — and understanding why changes how you think about reliability in real-time systems.

Jan 2, 20265 min

PLC

Timers and Counters in PLCs: The Building Blocks of Process Control

TON, TOF, CTU — three instructions that control most of industrial automation. Here's how they work and when to use each one.

Feb 6, 20266 min

PLC Python Modbus

Reading a PLC from Python: Modbus TCP in Practice

A working example: poll a Siemens S7 register every 500ms from a Python script. The bridge between the shop floor and your software stack.

Feb 12, 20267 min

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