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LauraC's avatar
LauraC
Icon for New Contributor rankNew Contributor
5 years ago

Perturbations on altera cyclone IV e configuration signals

Hi, My question is about the Nstatus and ConfDone signals behavior when Nconfig is submitted to perturbations: Assuming we have a 10kohm pull-up with the 3V3 on Nconfig as suggested by Altera's d...
ShafiqY_Intel's avatar
ShafiqY_Intel
Icon for Frequent Contributor rankFrequent Contributor
5 years ago

Hi LauraC,

If the nCONFIG is driven LOW in short amount of time, the FPGA will go to RESET state.

And the USER I/Os are tri-stated until the device enters user mode.

Thanks.

Regards,

Matt