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Adventurer
Adventurer
903 Views
Registered: ‎08-10-2017

Clock for usr_irq_ack

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It is stated in  document for DMA/Bridge Susbsystem for PCIe ( https://www.xilinx.com/support/documentation/ip_documentation/xdma/v4_0/pg195-pcie-dma.pdf ) that

 

legacy.png

what is the clock frequency that needs to used to detect this positive transition of usr_irq_ack, so that usr_irq_req can de-asserted ?

in other words, what is the clock period used in the above diagram ?

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Moderator
Moderator
1,230 Views
Registered: ‎02-16-2010

Re: Clock for usr_irq_ack

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You can use axi_aclk output to capture usr_irq_ack output.
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2 Replies
Moderator
Moderator
1,231 Views
Registered: ‎02-16-2010

Re: Clock for usr_irq_ack

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You can use axi_aclk output to capture usr_irq_ack output.
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Don't forget to reply, give kudo and accept as solution
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Adventurer
Adventurer
846 Views
Registered: ‎08-10-2017

Re: Clock for usr_irq_ack

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@venkata

Thanks a lot
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