CERN Accelerating science

Article
Title Software and firmware for controlling CMS trigger and readout hardware via gigabit Ethernet
Author(s) Frazier, Robert (Bristol U.) ; Iles, Greg (Imperial Coll., London) ; Newbold, Dave (Bristol U.) ; Rose, Andrew (Imperial Coll., London)
Publication 2012
Number of pages 8
In: Phys. Procedia 37 (2012) 1892-1899
In: 2nd International Conference on Technology and Instrumentation in Particle Physics, Chicago, IL, USA, 9 - 14 Jun 2011, pp.1892-1899
DOI 10.1016/j.phpro.2012.02.516
Subject category Detectors and Experimental Techniques
Accelerator/Facility, Experiment CERN LHC ; CMS
Abstract Forthcoming hardware upgrades to the CMS experiment trigger and readout system are based upon the ATCA or μTCA bus standards, giving them the opportunity to be controlled via commodity gigabit Ethernet. These hardware upgrades supersede existing systems largely based upon the VME-bus standard, and thus a requirement has arisen to provide a new low-level control infrastructure for use by trigger and readout subsystem developers. This paper details the recent research and development into a tightly-integrated suite of software and firmware based upon the IPbus protocol that allows such Ethernet-attached hardware to be controlled in an efficient and highly-scalable manner.
Copyright/License publication: © 2012-2025 Elsevier (License: CC-BY-NC-ND-3.0)

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