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Endcap Trigger Emulation. Xin Wang. Processing of ADC to L0 trigger decision. Raw ADC from DAQ file. 720 towers. FEE. 90 trigger patches. DSM0. 12 ‘half’ jet patches 0.3x1 or 0.6x1. DSM1. 2 endcap halves. DSM2. - PowerPoint PPT Presentation
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Endcap Trigger Emulation
Xin Wang
2
FEE
DSM0
DSM1
DSM2
720 towers
90 trigger patches
12 ‘half’ jet patches
0.3x1 or 0.6x1
2 endcap halves
Raw ADC from DAQ file
To last DSM board
Processing of ADC to L0 trigger decision
6 channels from BARREL, each with 5-bit Esum
3
1
4
5
8
9
12
2
3
6
7
10
11
Endcap structure: towers -> trigger patches ->half jet patches ->endcap halves
4
FEE
HT 6-bit
Emulated from ADC
Real trigger data
Emu-Real difference 3% mismatch
5
FEE
TP 6-bit
Emu-Real difference
Emulated from ADC
Real trigger data
mismatch
6
BARREL ENDCAP
Etotal (B+E)
Barrel
Endcap
Etot (E+B)
Etot energy in DSM channels Etot energy in DSM channels
Etot energy in DSM channels
mismatch~80%
~7%
Etot ENERGY calculation from ADC & trig data
Trig dataADC emul
Trig dataADC emul
Trig dataADC emul
7
Emulated Real data
Emu-Real difference
Etot BIT calculation from ADC & trig data
8
Conclusion
•All L0-bits for ENDCAP can be emulated for M-C
•Code verified against real events for DSM0,1,2
•More QA histos developed ported to online (PPlot)
•Limitation: works for predefined time stamp (range)
9
BACKUP
10
DSM0
11
DSM1
1 2
12
FEE
DSM0
DSM1
DSM2
720 towers, each with 12-bit raw ADC from DAQ file
90 trigger patches, each with 12-bit ADC( 6-bit TP + 6-bit HT)
12 DSM0 channels, each with 16-bit ( 9 or 10-bit TPsum, 2-bit HT, 2-bit TP, 2-bit HTTP)
2 DSM1 channels, each with 16-bit ( 5-bit Esum, 1-bit HTTPthr, 1-bit TPthr, 2-bit JP, 2-bit HT)
6 channels from BARREL, each with 5-bit Esum