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24 • Registers

DI_ACK_NEQ (R/W)

0: DI_ACK is rising edge active

1: DI_ACK is falling edge active

DI_TRG_NEQ (R/W)

0: DI_TRG is rising edge active

1: DI_TRG is falling edge active

DO_REQ_NEQ (R/W)

0: DO_REQ is rising edge active

1: DO_REQ is falling edge active

DO_ACK_NEQ (R/W)

0: DO_ACK is rising edge active

1: DO_ACK is falling edge active

DO_TRG_NEQ (R/W)

0: DO_TRG is rising edge active

1: DO_TRG is falling edge active

3.10 PLX PCI-9080 DMA Control Registers

The registers of bus-mastering DMA as well as the control and status registers

of PCI-bus interrupts are built in the PLX PCI-9080 ASIC. Users can refer to

the manual of PLX PCI-9080 for detailed information.

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