進行vivado開發時，Generate Bitstream報錯[DRC NSTD-1]，詳細解決步驟

原答案來自原答案less 報錯以下this [Drc 23-20] Rule violation (NSTD-1) Unspecified I/O Standard - 4 out of 142 logical ports use I/O standard (IOSTANDARD) value 'DEFAULT', instead of a user assigned specific value

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