[Halld-level1] [New Logentry] FADC250 data format

somov at jlab.org somov at jlab.org
Sun Oct 2 20:05:01 EDT 2016


Logentry Text:
--
Data files acquired with the Play Back for different fadc250 data formats are:

run 20374  (standard, mode 9)

run 20375  (standard, raw mode 10)

run 20377 (intermediate compression, mode 9)

run 20379 (full compression, mode 9)

The data format definition is in 
https://halldweb.jlab.org/level-1/manuals/FADC250/Programming_FADCV2_V40.pdf

In the play back we define two rectangular pulses for: rocfcal4, slot 3, ch 1 (see below).

Input parameters for Play Back: 

BLOCKLEVEL           5
FADC250_NPED      4     (4 samples summed for the baseline.  The integral is 4 x 100 = 400)

FADC250_MODE              9  (10 for one file in the list)
FADC250_W_WIDTH      100
FADC250_NSB              3
FADC250_NSA              9
FADC250_NPEAK         3

FADC250_READ_THR      108

Pulse shapes:

###############
CRATE rocfcal4
###############

=======
SLOT  3 
=======

CHAN  1
 
adc samples#     1     2     3     4     5     6     7     8     9     10    11    12    13    14    15    16    17    18    19    20    21    22    23    24    25    26     27    28     29    30     31    32
AMP  100   100   100   100   100   100   100   100   100   266   266   266   266   266    266   266   266   100   100   100   100   200   200   200   100   100    100   100    100   100    100   100 


The following pulse parameters should be recorded in the evio files:

pedestal sum: 400

Pulse 1:
----------

integral: 2528
peak:  266
coarse time: 52
fine time: 32 (times to be verified)
Number of samples within NSA: 8

Pulse 2:
-----------

integral:  1500
peak: 200
coarse time: 64
fine time: 32
Number of samples within NSA: 3




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