EDA技术与应用(第4版）根据书上制作8位加法器,结果出现：Warning:No exact pin location assignment(s) for 25 pins of 25 total pins\x05Info:Pin COUT not assigned to an exact location on the device\x05Info:Pin SUM[7] not assigned to a

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$EDA技术与应用(第4版）根据书上制作8位加法器,结果出现：Warning:No exact pin location assignment(s) for 25 pins of 25 total pins\x05Info:Pin COUT not assigned to an exact location on the device\x05Info:Pin SUM[7] not assigned to a$

EDA技术与应用(第4版）根据书上制作8位加法器,结果出现：Warning:No exact pin location assignment(s) for 25 pins of 25 total pins\x05Info:Pin COUT not assigned to an exact location on the device\x05Info:Pin SUM[7] not assigned to a
EDA技术与应用(第4版）
根据书上制作8位加法器,结果出现：
Warning:No exact pin location assignment(s) for 25 pins of 25 total pins
\x05Info:Pin COUT not assigned to an exact location on the device
\x05Info:Pin SUM[7] not assigned to an exact location on the device
\x05Info:Pin SUM[6] not assigned to an exact location on the device
\x05Info:Pin SUM[5] not assigned to an exact location on the device
\x05Info:Pin SUM[4] not assigned to an exact location on the device
\x05Info:Pin SUM[3] not assigned to an exact location on the device
\x05Info:Pin SUM[2] not assigned to an exact location on the device
\x05Info:Pin SUM[1] not assigned to an exact location on the device
\x05Info:Pin SUM[0] not assigned to an exact location on the device
\x05Info:Pin A[0] not assigned to an exact location on the device
\x05Info:Pin B[0] not assigned to an exact location on the device
\x05Info:Pin A[7] not assigned to an exact location on the device
\x05Info:Pin B[7] not assigned to an exact location on the device
\x05Info:Pin A[6] not assigned to an exact location on the device
求大神qq或e-mail来解决