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s800_usb_daq_data_format [2015/10/28 18:32]
pereira [Tag 0x0DDC: Mesytec MTDC-32 module]
s800_usb_daq_data_format [2015/10/30 12:31]
pereira [Tag 0x4300: FERA module for plastic scintillator energies]
Line 63: Line 63:
  
 {{:wiki:FERAData.png|Format of LeCroy 4300B FERA data}} {{:wiki:FERAData.png|Format of LeCroy 4300B FERA data}}
 +
 +
 +At present (Oct 2015), the FERA channel assignments are:
 +
 +^ Channel ^ Source |
 +| 0 | E1 up |
 +| 1 | E1 down |
 +| 3-15 | Free |
  
 ==== Tag 0x7164: Phillips 7164 ADC module for ion chamber energies ==== ==== Tag 0x7164: Phillips 7164 ADC module for ion chamber energies ====
Line 107: Line 115:
 ^ 0x7186 ^ hit pattern ^ ADC data... ^ 0xf186 | ^ 0x7186 ^ hit pattern ^ ADC data... ^ 0xf186 |
  
-The TDC data contains all channels for which the hit pattern bit is set. The channel number is encoded in bits 12-15, while the data is in bits 0-11. The table below shows the channel assignments+The TDC data contains all channels for which the hit pattern bit is set. The channel number is encoded in bits 12-15, while the data is in bits 0-11. The channel assignments can be found [[Timing#Phillips TDC|here]]
- +
-^ Channel ^ Assignment | +
-| 0 | E1_up | +
-| 1 | E1_down | +
-| 2-7 | Available | +
-| 8 | S800 source | +
-| 9 | External 1 source | +
-| 10 | External 2 source | +
-| 11 | Secondary source | +
-| 12 | RF TOF | +
-| 13 | Object TOF | +
-| 14 | XF TOF | +
-| 15 | Available | +
  
 ==== Tag 0x4448: LeCroy4448 coincidence register module for hodoscope hit pattern ==== ==== Tag 0x4448: LeCroy4448 coincidence register module for hodoscope hit pattern ====
Line 216: Line 210:
 ^ 0x0DDC ^ Header (0-15) ^ Header (16-31) ^ Data word (0-15) ^ Data word (16-31) ^ ... ^ Ender (0-15) ^ Ender (16-31) ^ 0xFDDC | ^ 0x0DDC ^ Header (0-15) ^ Header (16-31) ^ Data word (0-15) ^ Data word (16-31) ^ ... ^ Ender (0-15) ^ Ender (16-31) ^ 0xFDDC |
  
-The number of data words depend on the number of channels receiving signals, and the number of "hits" received on each channel. The figures below illustrates how the data are coded; in the example, the MTDC window has a +The number of data words depend on the number of channels receiving signals, and the number of "hits" received on each channel. The figure below illustrates how the data are coded; in the example, the MTDC window has a 
 -1017-ns delay (with respect to the trigger trig0) and 641-ns width.  -1017-ns delay (with respect to the trigger trig0) and 641-ns width. 
  
s800_usb_daq_data_format.txt · Last modified: 2018/05/11 14:09 by pereira