Forum Discussion

CLa_R's avatar
CLa_R
Icon for Occasional Contributor rankOccasional Contributor
6 years ago

Cyclone IV set 3.3 volt IO Pins

In my Cyclone IV (EP4CE10) project, I have pin IO set to 2.5Volt. If I change it from PinPlanner to 3.3volt (3.3-v LVTTL), I obtain an error: Error (169026): Pin ADDR_OUT_A[11] with I/O standard as...
a_x_h_75's avatar
a_x_h_75
Icon for Contributor rankContributor
6 years ago

You have some conflicting I/O assignments in your project. You have specified another signal, in the same bank, as having a 2.5V signalling. Check your projects constraints.

Regards,

Alex