ÔParallelÕ first readout list
¥Main idea: start FASTBUS/VME
DMA in N-event interrupt routine and check DMA completion in (N+1)-event interrupt routine, so in most cases data is ready and we do not wait
in interrupt
¥Algorithm description: two new
libraries were developed: directories ÔsfiDmaLibÕ and ÔvmeIntLibÕ; polling
ROL1 and user interrupt library; new event queue; trigger routine
structure (interrupt acknowledgement logic); ÔEndÕ transition
logic; etc ÉÉÉÉ
¥Figure: time profiling
histograms for regular and parallel ROL1