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trigger [2013/12/11 16:24]
pereira [Begin sequence]
trigger [2013/12/11 16:25]
pereira [Begin sequence]
Line 127: Line 127:
  
 The data acquisition begin sequence of the trigger module is the following: The data acquisition begin sequence of the trigger module is the following:
-reset time stamp counter to 0 +  - reset time stamp counter to 0 
-reset trigger register to 0 +  reset trigger register to 0 
-after all modules in all crates have been initialized, send CAMAC command to set "Go" state to true +  after all modules in all crates have been initialized, send CAMAC command to set "Go" state to true 
-after a preset delay of 200 to 300 microseconds, the "Go" level is set to true +  after a preset delay of 200 to 300 microseconds, the "Go" level is set to true 
- +  
-The last step of the begin sequence allows enough time for the CCUSB crate controller to switch from its interactive mode to data acquisition mode. The end sequence script executed at the end of a run sets the "Go" state of the module back to false.+The last step of the begin sequence allows enough time for the CC-USB crate controller to switch from its interactive mode to data acquisition mode. The end sequence script executed at the end of a run sets the "Go" state of the module back to false.
  
 ====== Scalers and dead time ====== ====== Scalers and dead time ======
trigger.txt · Last modified: 2023/10/24 16:47 by swartzj