WP2.1: Components

GLIB Board: Central Trigger Processor and

Fast Control Distribution Hub

off-the shelf from CERN at £2.4k

one already in hand

UCL developing firmware and software

FCT (Fast Control & Trigger) card:

delivery end of FC system

Needs design, firmware and

software (UCL) & layout (Imperial)

costs £2.2k each, need about eight

ECAL Trigger Basic Unit:

Connects to Front-End cards (ROESTIs) for 4 ECAL crystals

Repeated many times for full ECAL

Also acts as clock and trigger fanout to ROESTI front-end boards

New — separate functions across daughter boards

to break interdependence between Trigger electronics design process and ECAL geometry decisions