event_filter
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event_filter [2015/10/30 17:55] pereira [CRDC packets] |
event_filter [2015/10/30 18:45] pereira [CRDC packets] |
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| * **Samples sub-packets** | * **Samples sub-packets** | ||
| - | 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**): | + | The Filter sends a series of sample sub-packets. Each sub-packet consists of two parts. The first part includes |
| - | ^ control bit ^ | + | ^ control bit ^ |
| | 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 | + | where **channel** is a number between 0 and 63, and refers to a group of four pads. The second part includes __up to four__ consecutive |
| - | ^ control bit ^ empty ^^^ connector | + | ^ control bit ^ empty ^^^ connector |
| - | | 0 | 0 | 0 | 0 | 0 | 0 | X | X | X | X | X | X | X | X | X | X | | + | | 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 | | | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | | ||
| + | The **connector** number is related to the pad number (**pad**) according to: **pad** = **channel** + **connector** x 64 (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. | ||
| - | ^ 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 | | ||
| - | ^ | + | * **CRDC Sub-packet " |
| - | | 0 | 0 | 0 | 0 | 1 | 1 | X | X | X | X | X | X | X | X | X | X | | + | |
| + | ^ | ||
| + | | 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 | | | 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). | + | |
| + | | ||
| + | |||
| + | ^ 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 | | ||
| Line 377: | Line 379: | ||
| - | 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. | ||
event_filter.txt · Last modified: 2019/05/24 13:58 by pereira
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