Difference between revisions of "CountingDaq 220415"

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*  Activity updates
 
*  Activity updates
 
** Counting-mode DAQ prototype update
 
** Counting-mode DAQ prototype update
 +
*  Thoughts about getting ready for 90% review
 +
**  Need to draft & submit the change request to take the VETROC out of design
 +
**  HDMI cable length tests; decision on MPD position; radiation environment evaluation for MPDs
 +
**  Availability of Hanjie's SOLID test stand firmware as reference/example for VTP trigger definition?
 +
**  Follow-up with grounding working group?
 +
**  Beam monitor requirements for counting mode and how to instrument?
 +
**  Electrical safety evaluation of components; Electrical Safety Committee member for review?
 
*  General discussion
 
*  General discussion
  
 
==  Minutes ==
 
==  Minutes ==
−
Recording on Zoom:   
+
Recording on Zoom:  [https://jlab-org.zoomgov.com/rec/share/AVAfwECKTexQE2qim6NEb7OyWxTWybnL9h3vrvtLzpzY12oan46lj7H2c5sHcuPs.qGuDyKst3bjfLj54?startTime=1650038371000]
  
−
Participants:
+
Participants: C. Ghosh, R. Michaels, P. King, M. Gericke, D. McNulty, J. Fast
 +
 
 +
*  Hanjie has started a new postdoc at BNL
 +
**  ''Update after the meeting:  Hanjie's VTP trigger design for the SOLID calorimeter is available at https://github.com/hanjie1/solid_ecal''
 +
*  Bob reports on his test stand in TEDF
 +
**  He's tested five SIS3820 scalers
 +
**  He has FADC and VETROC in the crate; MOLLER won't use the VETROC but he is using this to also develop the polarimeter DAQs which will
 +
**  He hasn't yet used the VTP trigger; he is following what is being done for the conversion to VTP triggering for the HCAL
 +
*  Discussion of HVMAPS
 +
**  Michael plans to use a commercial FPGA that has a sufficient number of transceivers to connect to the HVMAPS
 +
**  He has a test kit for the low-power transceivers from CERN
 +
**  He will soon buy the FPGA
 +
**  While he's at Mainz for the test beam, he'll have some time to talk with the engineer there who has been working with HVMAPS
 +
*  Paul asks if we could have ROCs that can be switched between integrating and counting mode; Bryan says that the TI modules can have two fiber inputs that can be selected during the CODA startup
 +
*  Jim brings up the issue of how Ohio will pay for the JLab designed modules
 +
**  If all the effort is through the vendor PO, that would be easiest
 +
**  If we need to pay JLab for some effort, it would require a CRADA
 +
**  In the past there had been a way for universities to fund an account at the lab, but its not clear how that was actually handled
 +
*  Discussion about preparation for the 90% review
 +
**  Jim is most concerned with the integration of the beamline instrumentation and the HVMAPS
 +
***  Paul and Bob will set up a small group meeting with Yury, Mark P., and Kent to clarify our concerns/requirements, then we'll approach John M. again.

Latest revision as of 15:47, 29 April 2022

Back to Main Page >> Data Acquisition Meetings >> Counting mode DAQ meetings

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Meeting information

 Meeting time:  12:00pm Eastern
   
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 Meeting ID: 160 380 0887
 Passcode: 903612
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 Find your local number: https://jlab-org.zoomgov.com/u/ab8341cjcG

Agenda

  • Activity updates
    • Counting-mode DAQ prototype update
  • Thoughts about getting ready for 90% review
    • Need to draft & submit the change request to take the VETROC out of design
    • HDMI cable length tests; decision on MPD position; radiation environment evaluation for MPDs
    • Availability of Hanjie's SOLID test stand firmware as reference/example for VTP trigger definition?
    • Follow-up with grounding working group?
    • Beam monitor requirements for counting mode and how to instrument?
    • Electrical safety evaluation of components; Electrical Safety Committee member for review?
  • General discussion

Minutes

Recording on Zoom: [1]

Participants: C. Ghosh, R. Michaels, P. King, M. Gericke, D. McNulty, J. Fast

  • Hanjie has started a new postdoc at BNL
  • Bob reports on his test stand in TEDF
    • He's tested five SIS3820 scalers
    • He has FADC and VETROC in the crate; MOLLER won't use the VETROC but he is using this to also develop the polarimeter DAQs which will
    • He hasn't yet used the VTP trigger; he is following what is being done for the conversion to VTP triggering for the HCAL
  • Discussion of HVMAPS
    • Michael plans to use a commercial FPGA that has a sufficient number of transceivers to connect to the HVMAPS
    • He has a test kit for the low-power transceivers from CERN
    • He will soon buy the FPGA
    • While he's at Mainz for the test beam, he'll have some time to talk with the engineer there who has been working with HVMAPS
  • Paul asks if we could have ROCs that can be switched between integrating and counting mode; Bryan says that the TI modules can have two fiber inputs that can be selected during the CODA startup
  • Jim brings up the issue of how Ohio will pay for the JLab designed modules
    • If all the effort is through the vendor PO, that would be easiest
    • If we need to pay JLab for some effort, it would require a CRADA
    • In the past there had been a way for universities to fund an account at the lab, but its not clear how that was actually handled
  • Discussion about preparation for the 90% review
    • Jim is most concerned with the integration of the beamline instrumentation and the HVMAPS
      • Paul and Bob will set up a small group meeting with Yury, Mark P., and Kent to clarify our concerns/requirements, then we'll approach John M. again.
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