CECA: ECA: Q Slope Electronics Calibration


                              Titles:  CECA
                              =============
 
    Contact:  S. Biller,  Oxford.
 
    Revision History:-
    ================
 
    3.02  S. Biller    First version.
    4.02  R. Van de Water  Provide set of production titles files.
                           Add ECA diff test control.
                           Major extension for validation.

 
Titles Files
------------
 
eca_control.dat
 
 
Verification
------------
 
 
Description
-----------
 
    This bank contains Electronics Calibration (ECA) control of Q Slope
    Calibration.
 
 
Data Words
---------
 
        Data types: B(bit), I, F, D(double), H(hollerith 4 char)
 
        Fixed length Database Header.  See titles_dbhdr.html

 Word   Mnemonic      [symbolic command]  Description
 ----   --------      ------------------------------- 
        KCECA...
 
  1  I                1 = Q Slope, 2 = T Slope, 3 = Pedestal
  2  I                First and Last Crate Number (0 to 18)
  3  I                First and Last Crate Number (0 to 18)
  4  F                Tolerance: Num sigmas of ABSOLUTE Q/T values from 
                      overall avg to determine whether to tag channel as 
                      "questionable"
  5  F                Tolerance: Num sigmas of RELATIVE Q/T values from 
                      overall avg to determine whether to tag channel as 
                      "questionable"
  6  F                Spare
  7  F                Spare
  8  F                Tolerance: Min & Max slopes determining "bad" Q_HS Slope
  9  F                Tolerance: Min & Max slopes determining "bad" Q_HS Slope
 10  F                Tolerance: Min & Max slopes determining "bad" Q_HL Slope
 11  F                Tolerance: Min & Max slopes determining "bad" Q_HL Slope
 12  F                Tolerance: Min & Max slopes determining "bad" Q_LX Slope
 13  F                Tolerance: Min & Max slopes determining "bad" Q_LX Slope
 14  F                DAQ to pe conversion constants
 15  F                DAQ to pe conversion constants
 16  F                DAQ to ns Conversion constants
 17  F                DAQ to ns Conversion constants
 18  F                DAQ to ns Conversion constants
 19  F                DAQ to ns Conversion constants
 20  I                (1) Short or 
                      (2) Long summary output distributions
 21  I                (1) Normal linear fit to Q's  or  
                      (2) Force fit through pedestal

    Pedestal Validation Parameters

 22  F                QHS Tolerances: lower median
 23  F                                upper median
 24  I                                width
 25  I                                abs. diff
 26  F                QHL Tolerances: lower median
 27  F                                upper median
 28  I               .                 width
 29  I               .                 abs. diff
 30  F                QLX Tolerances: lower median
 31  F                                upper median
 32  I               .                 width
 33  I               .                 abs. diff
 34  F                TAC Tolerances: lower median
 35  F                                upper median
 36  I               .                 width
 37  I               .                 abs. diff
 38  I                (1) Do or (2) Don't produce CMOS droop histograms

    Pedestal/TSlope Common Parameters

 39  I                (1) Do or (2) Don't dump all pedestal/tslope events to 
                          log file,
 40  I                  and (1) Sorted or (2) Unsorted

    TSlope Validation Parameters, for 31 injection points

 41  F                Tolerance: Min.,
 42  F                           Max.,
 43  F                         & Abs. Max. Diff  for x-cubed coeff (cubic fit)
 44  F                Tolerance: Min.,
 45  F                           Max.,
 46  F                         & Abs. Max. Diff for x-squared coeff (cubic fit)
 47  F                Tolerance: Min.,
 48  F                           Max.,
 49  F                         & Max_Diff for slope coeff (cubic fit)
 50  I                Min. acceptable no. of TSteps used in cubic fit
 51  I                Tolerance on step-by-step width check
 52  I                Min. no. of bad widths in a given cell for cell to be 
                           flagged
 53  I                Min. acceptable no. of events returned per TStep
 54  I                Min. no of TSteps which failed nevents check for cell 
                           to be flagged
 55  I                Min. no. of suspicious TSteps for cell to be flagged
 56  F                Tolerance: ChiSq tolerance
 57  F                           and abs. tolerance on point-by-point residual
 58  I                Min. number of bad residuals for cell to be flagged 
                           (TAC jump test)
 59  I                Min acceptable no. of events returned per TStep for that 
                          TStep to be used in fit

    Pedestal Overall Tolerances

 60  I                Max. acceptable no. chs that failed 0ev test
 61  I                Max. acceptable no. chs that failed lt160 ev test
 62  I                Max. acceptable no. chs that failed board ID check
 63  I                Max. acceptable no. flagged chs.: QHS
 64  I                                                  QHL
 65  I                                                  QLX
 66  I                                                  TAC
 67  F                Min. and
 68  F                     Max. acceptable 1/2-crate average on QHS pedestals
 69  F                Min. and
 70  F                     Max. acceptable 1/2-crate average on QHL pedestals
 71  F                Min. and
 72  F                     Max. acceptable 1/2-crate average on QLX pedestals
 73  F                Min. and
 74  F                     Max. acceptable 1/2-crate average on TAC pedestals
 75  F                Max. acceptable 1/2-crate average on widths: QHS
 76  F                                                             QHL
 77  F                                                             QLX
 78  F                                                             TAC
 79  F                Max. acceptable 1/2-crate average on absolute diffs: QHS
 80  F                                                                     QHL
 81  F                                                                     QLX
 82  F                                                                     TAC
 83  I                Max. acceptable total flagged channels

    TSlope Overall Tolerances

 84  I                Max. acceptable no. chs that failed board ID checks
 85  I                Max. acceptable no. chs that had 0ev
 86  I                Max. acceptable no. chs that failed no. events per point
                           test
 87  I                Max. acceptable no. chs that failed width
 88  I                Max. acceptable no. chs that failed no. points in fit test
 89  I                Max. acceptable no. chs that failed no. suspicious 
                           points test
 90  I                Max. acceptable no. chs that failed TAC jump test
 91  I                Max. acceptable no. flagged cubic
 92  I                                            quadratic
 93  I                                            linear fit parameters
 94  F                Min. and
 95  F                         Max. acceptable 1/2-crate average on cubic coeff
 96  F                Min. and
 97  F                     Max. acceptable 1/2-crate average on quadratic coeff
 98  F                Min.
 99  F                     and Max. acceptable 1/2-crate average on linear coeff
100  F                Max. acceptable 1/2-crate avg on abs. diffs for cubic
101  F                                                             quadratic
102  F                                                             linear coeff
103  I                Max. acceptable total flagged channels


104  I                Perform ECA difference test (0= yes, 1= no)
                      Can also disable difference test by setting run UC bit 



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