Beam Secondary Shower Acquisition System: Analogue FE installation schedule and Digital FE Status BE-BI-BL Jose Luis Sirvent Blasco ([email protected])

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  • Beam Secondary Shower Acquisition System: Analogue FE installation schedule and Digital FE Status BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 2 Jose Luis Sirvent Blasco PhD. Student STUDENT MEETING 16/03/2015
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  • 1. Analogue Front-End: Installation for testing purposes Location : SPS 51740 (BA50 / RA1705) SPS Schedule: Technical Stop 19/03/2015 Trip for Observation Technical Stop 08/04/2015 Analogue Front-End installation Technical Stop 26/09/2015 Digital Front-End installation ?? BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 3 BWSD51731 Linear Wire Scanner S Start: 5154.8m BWSRE51740: Rotative WS Prototype S Start: 5161.5m 6.7m SLAC Collimator 51738 Potential location??
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 4 1. Analogue Front-End: The pCVD Front-End (BLM Like): cables needed Power + 12V (BNC-CB50) Power - 12V (BNC-CB50) HG Signal (Type N - CK50) LG Signal (Type N - CK50) pCVD High Voltage (HVPF-CBH50) Pieces and Equipment provided by Ewald Effinger
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 5 1. Analogue Front-End: Are these cables on the BWSRE51740 location?? Id say yes, and 5m seems enough to reach the potential location
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  • Adaptation of: EDA-01716 HPA-High Frequency PMT Amplifier BoxEDA-01716 HPA-High Frequency PMT Amplifier Box By J. Koopman 08/10/2007 Used on BWS PMT as far as I know there have not been major issues with this amplif and radiation. BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 6 2. The pCVD amplifier: A look in detail Input Protection Limited output voltage Stability and Low pass filter Relay for Test Lamp
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  • Something extremely simple 1x THS3001 1x Resistor 1 K ohm 2x Resistor 51 ohm 2x Decoupling Caps 100nF 2x Decoupling Caps 1uF 2x SMA Connectors (In/Out) 2x LEMO Connectors (Power +/- 12V) Impedance matched In/Out Inverter configuration May be a good idea to use non-inverter configuration HG and LG channels with same polarity BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 7 2. The pCVD amplifier: What is inside then?
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 8 2. The pCVD amplifier: What is inside then?
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 9 2. The pCVD amplifier: Some performance tests (1. Square wave 20Mhz) INPUT OUTPUT
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 10 2. The pCVD amplifier: Some performance tests (2. Short Pulses 5ns width) INPUT OUTPUT
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 11 2. The pCVD amplifier: Some performance tests (3. Charge Signal: AC coupled Square 10pF) INPUT OUTPUT Reflections due to decoupling cap (Impedance mismatching) Which are present also in the input: not amplifiers fault
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 12 3. Expected charge on pCVD for BWSRE51740 : Rough calculations based on A.Lecker simulations (@ 2m from IP) # of interacting particles Dose @ 2m (Gy) Charge in detector (C) Generated Current (A) Estimated signal magnitude (@ 2m): *Roughly these values are divided by 2 @ 5m
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 13 3. Expected charge on pCVD for BWSRE51740 : Rough calculations based on A.Lecker simulations (@ 2m from IP) # of interacting particles Dose @ 2m (Gy) Charge in detector (C) Generated Current (A) Estimated signal magnitude (@ 2m): *Roughly these values are divided by 2 @ 5m To sum up with the analogue FE Front-End construction Finished Amplifier characterization OK (minor modifications to do) Potential sensor location identified Cables availability guaranteed (but weve to take a look anyway) Cables length seems to be fine Signal amplitude estimated ( 50 100mV amplitude)
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 14 4. Digital Front-End Status Test Set-Up: Emulating the system architecture Back-End System Front-End System Diamond Detector 3 x LHC Clock Tunnel Surface SMF 9/125um Message for the cleaning lady
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  • Link States: 1. Start-up at Test-Mode : Known pattern to check synch. 2. Latency calculation : FE loops data 3. Link on Normal mode 4. Remote QIE10 Initialization 5. Trigger signal for data acquisition 6. Data capture : Stored on BE SDRAM memory 7. Stop Acquisition 8. Post-mortem data transmission SDRAM PC BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 15 4. Digital Front-End Status Status of the TO-DO list for complete system operation BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 15
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 16 4. Digital Front-End Status First QIE10 acquisitions with function generator
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 17 4. Digital Front-End Status Preparing synchronous acquisitions The idea: To use a system CLK 40Mhz for Igloo2 REFCLK and to trigger F.Generator Pulses on synch with 40MHz System CLK propagated to FE Latency/Phase deterministic system Synchronous acquisitions on FE The objective: Test jitter performance Check TDC functionality Check ADC linearity System CLK Synchronous Pulses (Charge) Back-End TX CLK Front-End RX CLK
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 19
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  • Write Operation BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 20
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  • Continuous Write Operation BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 21
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  • Console Application BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 22
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  • Counter TESTS (coreUART 115200 baud) BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 23 1:18 min
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 24
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  • 1. The BWS Readout Upgraded System 1.1 Architecture BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 25 Usage of the GBT link for Data, Control and Timing transmission FE BE GBT Protocol @ 4.8Gbps Beam Synchronous measurements Two serious candidates as readout ASIC for pCVD diamond Detector: ICECAL (LHCb) QIE10 (CMS) Well design for tunnel radiation levels: 100Gy/year up to 1KGy (10 years)
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 26 1. The BWS Readout Upgraded System 1.2 Front-End Board (QIE10 Acquisiton) Igloo2 UMd Mezzanine Board Experiment CMS: T.Grassi & T. OBanon Usage: GBT Link for ngCCM QIE10 Mezzanine Board Experiment BI BWS: J.L. Sirvent Usage: Digitalization pCVD Diamond Detector SMA VTRx Power Vcc = 6v SMF 9/125 Control/Debug System seen as a Black Box
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  • BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 27 1. The BWS Readout Upgraded System 1.2 Front-End Board (Assembly tests)
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  • 2. Planning laboratory tests 2.1 Test schematic: BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 28 Link States: 1. Start-up at Test-Mode : Known pattern to check synch. 2. Latency calculation : FE loops data 3. Link on Normal mode 4. Remote QIE10 Initialization 5. Trigger signal for data acquisition 6. Data capture : Stored on BE SDRAM memory 7. Stop Acquisition 8. Post-mortem data transmission SDRAM PC
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  • 2. Planning laboratory tests 2.1 Test schematic: BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 29 Link States: 1. Start-up at Test-Mode : Known pattern to check synch. 2. Latency calculation : FE loops data 3. Link on Normal mode 4. Remote QIE10 Initialization 5. Trigger signal for data acquisition 6. Data capture : Stored on BE SDRAM memory 7. Stop Acquisition 8. Post-mortem data transmission SDRAM PC
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  • 2. Planning laboratory tests 2.1 Test schematic: BE-BI-BL Jose Luis Sirvent Blasco ([email protected]) 30 Link States: 1. Start-up at Test-Mode : Known pattern to check synch. 2. Latency calculation : FE loops data 3. Link on Normal mode 4. Remote QIE10 Initialization 5. Trigger signal for data acquisition 6. Data capture : Stored on BE SDRAM memory 7. Stop Acquisition 8. Post-mortem data transmission SDRAM PC High Speed lines Looped