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event_filter [2015/10/30 17:43]
pereira [CRDC packets]
event_filter [2015/10/30 17:55]
pereira [CRDC packets]
Line 342: Line 342:
  
  
-  * **Samples "packets"** +  * **Samples sub-packets** 
-The Filter sends a series of sample "packets". Each "packetconsists of 1) one 16-bit word with information about the sample number:+The Filter sends a series of sample sub-packets. Each sub-packet consists of two parts: 1) one 16-bit word with information about the sample number (**sample**):
  
-^  control bit  ^   sample number   ^^^^^^^^   channel number  ^^^^^^|+^  control bit  ^   sample    ^^^^^^^^   channel   ^^^^^^|
 | 1 | X | X | X | X | X | X | X | X | X | X | X | X | X | X | X | | 1 | 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 | | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
  
-and 2) four 16-bit words, each with energy information from a pad.+and 2) four 16-bit words, each with energy information a pad:
  
-^  control bit  ^    ^^^ connector ^ ^ energy ^^^^^^^^^| +^  control bit  ^  empty  ^^^  connector 0  ^^  energy  ^^^^^^^^^| 
-| X | X | X | X | 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 | | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
 +
 +
 +^  control bit  ^  empty  ^^^  connector 1  ^^  energy  ^^^^^^^^^|
 +| 0 | 0 | 0 | 0 | 0 | 1 | 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 |
 +
 +
 +^  control bit  ^  empty  ^^^  connector 2  ^^  energy  ^^^^^^^^^|
 +| 0 | 0 | 0 | 0 | 1 | 0 | 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 |
 +
 +
 +^  control bit  ^  empty  ^^^  connector 3  ^^  energy  ^^^^^^^^^|
 +| 0 | 0 | 0 | 0 | 1 | 1 | 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 |
 +
 +
 +The connector number (**connector**) is related to pad number (**pad**) according to: **pad** = **channel** + **connector** x 64 (where **channel** is given by the first word of the sample sub-packet).
 +
  
  
event_filter.txt · Last modified: 2019/05/24 13:58 by pereira