- Revised documentation to reflect the use of the EL2809 output module, including updated channel descriptions and process image details.
- Introduced Option C for relay feedback, clarifying the method of using output copies for feedback instead of hardware read-back.
- Enhanced comments and explanations in the main program logic to improve understanding of the relay feedback implementation across multiple rooms.
This update improves the clarity and accuracy of the documentation for the home automation system's PLC algorithms.