Trigger

Level 1 Trigger

• Block Diagram of the Level 1 Trigger System
• Level 1 Timing Diagram using MS Project
• Conceptual Design of the Level 1 Calorimeter Trigger
• Trigger Tower organization
• Digital RAW (DRAW) board specification.
• Crate Sum board specification
• J3 Backplane specification for Level 1 crates
• Central Open Tracking Chamber Trigger (XFT)
• Muon Trigger

Level 2 Trigger

• Silcon Vertex Trigger (SVT)
• Calorimeter Trigger
• Muon Trigger

Trigger/DAQ Interface

• Conceptual design of the Trigger System Interface.
• Trigger Supervisor protocol. Modified August 18, 1996.
• DAQ Manager's Notebook (More details on interface to trigger and DAQ). Draft of August 18, 1996.
• Simulation of the data acquisition protocol determining dead time vs. various rates.
• Deadtime/Livetime measurements and scaler issues.
• Crosspoint prototype and serial link test results.
• Proposed method for checking synchronization of front-end and trigger systems.