1. April 2006 CD1 Review NOvA DAQ 642,816 channels @ 300 hits/sec avg. 20,088 Front-End Boards (~ 3 MByte/sec data rate per FEB) 324 Data Combiner Modules, each reading out 64 FEBs. 1.8 to 3.5 GByte/sec detector data rate.

2. April 2006 CD1 Review DAQ - 1.7.x and 2.7.x Front-end Data to Farm X64 Cross-connect Trigger Processors (256) APD Front-end Boards (20,088) Data Concentrators (324) Ethernet Network X64

3. April 2006 CD1 Review DAQ on the Detector

4. April 2006 CD1 Review DAQ Network Front-end Boards Data Concentrator Gigabit Ethernet Control/ Timing 4m cables

5. April 2006 CD1 Review Timing System GPS Run Control Host Cross- connect GE Network Data Concentrator FEB Clock, Sync, Cmd, Data Fanout X64 X6 X324 Storage & Internet Processor Farm X256

6. April 2006 CD1 Review DCM Block Diagram … Front-End Inputs X 64 … JTAG PLD FPGA GE PHY Gigabit Ethernet Clk, Sync, Cmd, Data To Data Network From Control/ Timing System LVDS Drivers Clk & Sync Cmd & Data DRAM Processor Boot Flash

7. April 2006 CD1 Review DCM Layout FE Links FPGA (embedded processor & Ethernet) Gigabit Ethernet Buffer memory (DRAM)

8. April 2006 CD1 Review DAQ Network … X 9 Data Concentrators 48 port GE switches Processors … X 8

9. April 2006 CD1 Review DAQ Network - Realization COTS SWITCHES

10. April 2006 CD1 Review Dataflow 1a 2a 3a 0a 1b 2b 3b 0b 1c 2c 3c 0c 1d 2d 3d 0d Data Concentrators Switch

11. April 2006 CD1 Review Dataflow2 0a 0b 0c 0d 1a 1b 1c 1d 2a 2b 2c 2d 3a 3b 3c 3d Processors Switch

12. April 2006 CD1 Review DAQ/DCM Design flow Prototype DCM (5) R&D 1.7.2.1.x Integration Prototype DCM (9) R&D 1.7.2.1.6.x Production Pilot DCM (9) Construction 2.7.2.1.2 Production DCM (324) Construction 2.7.2.1.2 Integration Prototype Near Detector 2007 Near Detector 6 Years Far Detector Data for 6 Years Integration Prototype FEB Pilot FEB Production FEB Production Test Stand Mini-DAQ 1 Switch, ~10 Proc Mini-DAQ 1 Switch 5 Proc Production DAQ - 2 level Switch, 256 Proc

13. April 2006 CD1 Review DAQ/DCM Cost flow Prototype DCM (5) R&D 1.7.2.1.x $23.2k M&S $282k Labor Integration Proto DCM (9) R&D 1.7.2.1.6. $23.2k M&S $18.1k Labor Production Pilot DCM (9) Construction 2.7.2.1.2 $21.1k M&S $4.2k Labor Production DCM (324) Construction 2.7.2.1.2 $400k M&S $80k Labor Integration Prototype Near Detector 2007 Near Detector 6 Years Far Detector 6 Years Integration Prototype FEB Pilot FEB Production FEB Production Test Stand Mini-DAQ 1 Switch, 8 Proc $35.3k M&S $8.7 Labor Mini-DAQ 1 Switch 5 Proc $113.7k M&S $338.5k Labor Prod DAQ 24 Switches, 256 Proc $670.8k M&S $165.5k Labor DAQ Hardware R&D $160k M&S $638k Labor DAQ Hardware Prod. $1127k M&S $258k Labor Note: DAQ includes timing, network and control room

14. April 2006 CD1 Review Finito

15. April 2006 CD1 Review Backup slides

16. April 2006 CD1 Review DCM Wiring CAT5e cable Clk Sync Cmd Data

17. April 2006 CD1 Review DCM Timing stop bit 101100010 Clock Sync start bit Cmd / Data (4X oversampled)

18. April 2006 CD1 Review