Page History

The following describes the pre-2018 data format as it is handed off to the CODA ROC.

Each dma DMA transaction into in the RCE contains n Event Banks as they are output from the Data Bank Builder firmware block (see below).   The ROL will wrap pre-pends this data with a a  64-bit EVIO header of type "Bank of banks" 0x0E.

]

Data Bank Builder Firmware Output

The following data was is output from the Data Bank Builder for each trigger received. N of these "Event Banks" were are concatenated into a DMA transfer based upon the number of triggers per block.

...