7–11 Apr 2025
ISIS Neutron and Muon Source
Europe/London timezone

Implementing a P4P-Based Serial Driver for Moxa TCP Communication with ISIS Serial Devices

9 Apr 2025, 14:50
5m
Pickavance Lecture Theatre/Visitor Center (ISIS Neutron and Muon Source)

Pickavance Lecture Theatre/Visitor Center

ISIS Neutron and Muon Source

Rutherford Appleton Laboratory Harwell Campus, Didcot Oxfordshire, OX11 0QX. UK
Lightning Talk Hardware and Hardware Interfaces EPICS Plenary Session

Speaker

Nadir Bouhelali (STFC - ISIS)

Description

The ISIS Controls System transition to EPICS instersects with legacy hardware upgrades. This work presents the development of a robust EPICS-based (p4p) serial driver for interfacing with serial devices, mainly power supplies, via Moxa TCP terminal servers. The driver supports multiple serial device types, handling reads, writes, and instructions with redundant data restoration and alarm management. Key features include thread-safe PV monitoring, real-time serial communication, and automated recovery mechanisms. This implementation enhances reliability and scalability of Controls hardware, offering a flexible solution for integrating diverse serial-based systems into the ISIS EPICS Control System.

Primary author

Nadir Bouhelali (STFC - ISIS)

Presentation materials

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