ADLINK PCIe-7360 - Manual (Page 53)

Operations 43
PCIe-7360
Figure 3-14: DI Handshake Mode Architecture
Timing of DI DMA in handshake mode is as shown.
Bus Master DMA
8kS FIFO Flip Flop
D[31:0]
AFI[7:0]
Start Trigger
Mux
NoWait/
WaitTRIG
Software trigger DI-Start or DI-TRIG
DI Data DI Data
External trigger in
DI-REQ
enable
Software trigger out
DI-ACK
AFI[7:0]
clk
ack
DI-REQ
DI-ACK