Concepts

Start Here

• Architecture: the major layers and why truST tries to reuse one model across all surfaces
• Project Model: the files that make up one project and how they relate
• Scan Cycle: the execution mental model most PLC bugs reduce to

Concept Map

• Architecture
• Project Model
• Scan Cycle
• Deterministic Harness
• Runtime Model
• Visual Companion Model
• Communication Planes

When To Read Concepts

• Read concepts when a command works but you do not yet trust the mental model.
• Read reference when you already understand the model and need exact syntax.
• Read examples when you want to see the model embodied in runnable projects.