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trigger [2013/12/11 16:24] pereira [Begin sequence] |
trigger [2013/12/11 16:25] pereira [Begin sequence] |
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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 | + | |
- | * after all modules in all crates have been initialized, | + | |
- | * after a preset delay of 200 to 300 microseconds, | + | |
- | + | ||
- | 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 " | + | The last step of the begin sequence allows enough time for the CC-USB |
====== Scalers and dead time ====== | ====== Scalers and dead time ====== |