CAUSE: | In the Device page of the Settings dialog box, you chose a new device for the project from the Available devices list, and you clicked Yes in a message dialog box that asked if you wanted to remove all the location assignments for the previous device. The Quartus II software is asking if you want to remove the I/O standards you assigned to the previous device. |
ACTION: | Click Yes to delete I/O standards that you specified for the previous device, or click No to retain the I/O standard assignments. |
See also:
Specifying the I/O Standard for a Device
- PLDWorld - |
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