DAQ/Trigger System
- Data sampled every 132 ns (TDC’s Calorimetry, Silicon).
- New Level 1 trigger decision every 132ns. Latency 5.5 ?s. (Pipelined)
- Level 2 Dec: Asynchronous, 20 ?s
- Readout --> Level 3 Farm.
- Accept rates 10x more than Run I
- Level 1: < 50 kHz
- Level 2: 300 Hz
- Level 3: 30 Hz --> tape
- Design: 90% Live at 90% max. bandwidth.