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s800_usb_daq_data_format

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s800_usb_daq_data_format [2015/10/30 15:57]
pereira [S800 USB DAQ data format]
s800_usb_daq_data_format [2015/10/30 16:34]
pereira [Tag 0x2367: Trigger module]
Line 44: Line 44:
  
 ==== Tag 0x2367: Trigger module ==== ==== Tag 0x2367: Trigger module ====
 +The [[Trigger|ULM trigger module]] provides a bit mask with information about the trigger sources, and a time-stamp value
  
 ^ 0x2367 ^ Trigger bits ^ TS 0-15 ^ TS 16-31 ^ TS 32-47 ^ TS 48-63 ^ 0xf367 | ^ 0x2367 ^ Trigger bits ^ TS 0-15 ^ TS 16-31 ^ TS 32-47 ^ TS 48-63 ^ 0xf367 |
Line 149: Line 150:
 The word 0xE800 identifies the origin of the event as from the S800 VME crate The word 0xE800 identifies the origin of the event as from the S800 VME crate
  
-The following words encode the 64 bit event number+The following 4 16-bit words encode the 64 bit event number
  
 The tags and end tags identify the modules being read, and encapsulate their data. The tags, end tags and their corresponding modules are listed below: The tags and end tags identify the modules being read, and encapsulate their data. The tags, end tags and their corresponding modules are listed below:
Line 156: Line 157:
  
 ==== Tag 0x5803: XLM72 time stamp module ==== ==== Tag 0x5803: XLM72 time stamp module ====
 +The [[Trigger#Time stamping|S800 VME time-stamp module]] is implemented in a XLM72 (SpartanXL) FPGA. The coding of the time-stamp is given by:
  
 ^ 0x5803 ^ TS bits 0-15 ^ TS bits 16-31 ^ TS bits 32-47 ^ TS bits 48-63 ^ 0xF803 | ^ 0x5803 ^ TS bits 0-15 ^ TS bits 16-31 ^ TS bits 32-47 ^ TS bits 48-63 ^ 0xF803 |
s800_usb_daq_data_format.txt ยท Last modified: 2018/05/11 14:09 by pereira