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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] |
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+ | 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 ==== | ||
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^ 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 |
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- | ^ 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 ==== | ||
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^ 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 " | + | The number of data words depend on the number of channels receiving signals, and the number of " |
-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. | ||
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Channel 0 has three consecutive hits: The second hit (time: t0,1) is processes as long as it is separated from the preceding hit (time: t0,0) by more than 160 ns (the conversion time); the third hit is not processed because it " | Channel 0 has three consecutive hits: The second hit (time: t0,1) is processes as long as it is separated from the preceding hit (time: t0,0) by more than 160 ns (the conversion time); the third hit is not processed because it " | ||
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