For years, engineers had to choose between the safety and reliability of a PLC or the flexibility and computational power of ROS 2. Combining them required clunky, custom-built translation layers that were difficult to maintain. However, the intersection of (the industry-leading software suite for PLC programming) and ROS 2 provides a unified framework.
I can provide complete C++ alternatives for the ROS2 bridge node if your application demands than Python can provide.
The convergence of CODESYS and ROS2 delivers a highly effective framework for modern automation. By combining the safety and predictability of CODESYS with the modularity and intelligence of ROS2, engineers can build agile, future-proof industrial systems. Whether utilizing OPC UA, MQTT, or micro-ROS, bridging these environments allows developers to scale production applications cleanly without sacrificing industrial-grade stability.
In the control room, the ladder diagrams still scrolled in their slow, steady rhythm. In the racks of compute by the loading bay, ROS 2 logs bloomed like busy city traffic. Between them, the translator hummed, a silent mediator that let old certainties and new possibilities share the same floor. And as long as the heartbeat protocol stayed true and the watchdog remained vigilant, the factory would keep humming—human oversight, deterministic control, and autonomous cognition, together, making the impossible routine.
Which you prefer to use (OPC UA, MQTT, or Shared Memory)
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Lightweight, incredibly fast, easy to implement for basic data exchange.
