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event_filter [2015/10/31 13:20]
pereira [Intermediate-image PPACs packet] 		event_filter [2015/10/31 17:13]
pereira [Hodoscope packet]
Line 283: Line 283:
  
  
-Where Ch is the segment number (from 0 to 15, being segment 0 the most upstream). The Filter gives an energy word for each segment as long as **energy** is greater than 0.+where Ch is the segment number (from 0 to 15, being segment 0 the most upstream). The Filter gives an energy word for each segment as long as **energy** is greater than 0.
  
  
Line 403: Line 403:
  
  
-==== Intermediate-image PPACs packet ====+==== Hodoscope packet ==== 
 +The Filter parses the [[Detectors#Hodoscope|Hodoscope]] information encoded in the two  
 +[[S800 USB DAQ data format#Tag 0x7165: Phillips 7164 ADC module for hodoscope energies 0 through 15|Phillips 7164 ADCs]] and re-formats the data in three packets, two with the energies of the two groups crystals (from 1 to 16 and from 17 to 32), and the third one with the hit pattern recorded in the [[S800 USB DAQ data format#Tag 0x4448: LeCroy4448 coincidence register module for hodoscope hit pattern|LeCroy 4448 coincidence-register module]]. 
 + 
 +Each of the two first packets look like: 
 + 
 +  * **Packet Length** (self-inclusive) 
 + 
 +^    A number from 5 to 325    ^^^^^^^^^^^^^^^| 
 +| 0 | 0 | 0 | 0 | 0 | 0 | 0 | X | X | X | X | X | X | X | X | X | 
 +| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | 
 + 
 + 
 +  * **Packet Tag** 
 + 
 +^    0x58B0    ^^^^^^^^^^^^^^^| 
 +| 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 
 +| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | 
 + 
 + 
 +  * **Hodoscope Sub-packet "Energy" Tag**  
 + 
 + 
 +^    0x0000 or 0x0001    ^^^^^^^^^^^^^^^| 
 +| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | X | 
 +| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | 
 + 
 +where 0x0000 labels the energy sub-packet of the first group of crystals from 1 to 16, and 0x00001 labels the second group of crystals from 17 to 32. 
 + 
 + 
 + 
 +  * **Energy values** 
 +The energy from each of the two Phillips 7164H ADC modules is given by a series of words that look like:  
 + 
 +^  ^^^ Ch ^   energy   ^^^^^^^^^^^| 
 +| 0 | 0 | 0 | X | X | X | X | X | X | X | X | X | X | X | X | X | 
 +| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | 
 + 
 + 
 +where Ch is the crystal number in the packet (from 0 to 15). The Filter gives an energy word for each segment as long as **energy** is greater than 0. 
 + 
 + 
 + 
 + 
 + 
 +The third hodoscope packet with information from the coincidence register looks like: 
 + 
 +  * **Packet Length** (self-inclusive) 
 + 
 +^    A number from 5 to 325    ^^^^^^^^^^^^^^^| 
 +| 0 | 0 | 0 | 0 | 0 | 0 | 0 | X | X | X | X | X | X | X | X | X | 
 +| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | 
 + 
 + 
 +  * **Packet Tag** 
 + 
 +^    0x58B0    ^^^^^^^^^^^^^^^| 
 +| 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 
 +| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | 
 + 
 + 
 +  * **Hit pattern**  
 + 
 + 
 +^    hit pattern of first 16 crystals   ^^^^^^^^^^^^^^^| 
 +| X | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X | 
 +| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | 
 + 
 + 
 + 
 +^    hit pattern of crystals 16 to 32   ^^^^^^^^^^^^^^^| 
 +| X | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X | 
 +| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | 
 + 
 + 
 + 
 +  * **Time**  
 +The last word carries information from the ORTEC TAC 
 + 
 +^    hit pattern of first 16 crystals   ^^^^^^^^^^^^^^^| 
 +| X | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X | 
 +| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | 
 + 
 + 
 + 
 + 
 + 
 + 
 + 
 +where 0x0000 labels the energy sub-packet of the first group of crystals from 1 to 16, and 0x00001 labels the second group of crystals from 17 to 32. 
 + 
 + 
 + 
 + 
 + 
 + 
 + 
 + 
 +==== TPPACs packet ====
 The Filter parses and re-formats information from the [[Detectors#Tracking Parallel Plate Avalanche Counters (TPPAC)|Tracking PPACs]] encoded in the [[S800 USB DAQ data format#Tag 0x5870: XLM72V tracking ppac readout module|XLM72 TPPACs module]]. The new packet includes both TPPACs; its structure is very similar to that from the CRDCs. The Filter parses and re-formats information from the [[Detectors#Tracking Parallel Plate Avalanche Counters (TPPAC)|Tracking PPACs]] encoded in the [[S800 USB DAQ data format#Tag 0x5870: XLM72V tracking ppac readout module|XLM72 TPPACs module]]. The new packet includes both TPPACs; its structure is very similar to that from the CRDCs.
  
   * **Packet Length** (self-inclusive)   * **Packet Length** (self-inclusive)
  
-^    A number from 10 to 330    ^^^^^^^^^^^^^^^|+^    A number from 5 to 325    ^^^^^^^^^^^^^^^|
 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | X | X | X | X | X | X | X | X | X | | 0 | 0 | 0 | 0 | 0 | 0 | 0 | X | X | X | X | X | X | X | X | X |
 | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
Line 462: Line 560:
 The **connector** number is defined between 0 and 3, and it is related to the pad number (**pad**). The value 0 refers to the first 64 pads, and correspond to the strips in the dispersive direction of the first TPPAC. The value 1 is for pads between 63 and 127, and includes the strips in the non-dispersive direction of the first TPPAC. The value 2 corresponds to pads between 128 and 191, which are associated to the strips in the dispersive direction of the second TPPAC. Finally, the value 3 corresponds to pads between 191 to 256, and covers the strips in the non-dispersive direction of the second TPPAC. The **connector** number is defined between 0 and 3, and it is related to the pad number (**pad**). The value 0 refers to the first 64 pads, and correspond to the strips in the dispersive direction of the first TPPAC. The value 1 is for pads between 63 and 127, and includes the strips in the non-dispersive direction of the first TPPAC. The value 2 corresponds to pads between 128 and 191, which are associated to the strips in the dispersive direction of the second TPPAC. Finally, the value 3 corresponds to pads between 191 to 256, and covers the strips in the non-dispersive direction of the second TPPAC.
  
-The value of *pad* is given by **index** + **connector** x 64, where **index** is depends on the value of **channel** and **connector** according to:+The value of **pad** is given by **index** + **connector** x 64, where **index** is depends on the value of **channel** and **connector** according to the table below, where the second column shows the index values for **connector**=0 or 2, and the third column corresponds to the index values for **connector**=1 or 3:
  
-For **connector**=0 or 2: index= +^channel^index^index|   
- +
- +
- +
-^    channel   ^   connector=0,2  ^ connector=1,3  |   +
 |0|30|0| |0|30|0|
 |1|31|1| |1|31|1|
Line 538: Line 632:
  
  
- 
- **channel** according to 
- 
- 
-(where **connector** ranges from 0 to 3, and **channel** is given by the first word of the sample sub-packet). Note that the Filter processes information from connectors with energies greater than 0.  
- 
- 
- 
- 
- 
- 
-  * **CRDC Sub-packet "Anode" Length** (self-inclusive) 
- 
-^    4    ^^^^^^^^^^^^^^^| 
-| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 
-| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | 
- 
- 
- 
-  * **CRDC Sub-packet "Anode" Tag**  
- 
-^    0x5845    ^^^^^^^^^^^^^^^| 
-| 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 
-| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | 
- 
- 
- 
- 
-  * **Energy from Anode** 
-The anode energy (encoded in the [[S800 USB DAQ data format#Tag 0x7167: Phillips 7164 ADC module for CRDC anodes (energies and TAC)|S800 Phillips 7164H ADC]]) is given by:  
- 
-^  empty  ^^^^   energy   ^^^^^^^^^^^| 
-| 0 | 0 | 0 | 0 | X | X | X | X | X | X | X | X | X | X | X | X | 
-| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | 
- 
- 
- 
-  * **Time from Anode** 
-The anode time (from an ORTEC TAC encoded in the [[S800 USB DAQ data format#Tag 0x7167: Phillips 7164 ADC module for CRDC anodes (energies and TAC)|S800 Phillips 7164H ADC]]) is given by:  
- 
-^  empty ^^^^   time   ^^^^^^^^^^^| 
-| 0 | 0 | 0 | 0 | X | X | X | X | X | X | X | X | X | X | X | X | 
-| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | 
  
  
event_filter.txt · Last modified: 2019/05/24 13:58 by pereira

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