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map的时候总是报错 ：ERROR : Place : 1155 - A clock IOB/MMCM clock component pair have been found MMCM site pair. The clock IOB component <xx>is placed at site <M22>. the corresponding MMCM component <XXX> is placed at site <MMCM_ADV_X0Y7>.The clock IO can use the fast path between the IOB and the clock manager if
G9 j6 s( {0 B* Ma) the IOB is placed on a local clock capable IOB site in the same horizontal clock region pair as the MMCM site (fastest dedicated path),3 h- j, O( G( {, @2 @& m
or b) the IOB is placed on a global clock capable IOB site which has a dedicated fast path to all MMCM sites.
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4 a% U% S6 M3 D7 pISE建议用 CLOCK_DEDICATED_ROUT = FALSE 来使error变为warning。
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请问，是否还有别的方法？: z0 p/ ^) u% D1 @* j: Z; }
- C+ F3 s* j' s% m* H' i有的情况即时使用CLOCK_DEDICATED_ROUT = FALSE，还会出现：
+ `2 f) L- `, p8 X9 Q9 }physDesignRules:2053 - unsupported MMCM_ADV configuration. The signal xx on the CLKIN1 pin of MMCM_ADV comp xxx with COMPENSATION mode ZHOLD must be driven by a clock capable IOB.9 A, p3 o; U1 e2 Z; X
: g5 [9 y, v$ C) u$ f1 T请教，这个如何解决？, Y( T/ X7 @4 \2 a/ }8 Q
因为pcb已经做好，pin的位置都固定了，没法把时钟信号重新连dao clock capable IOB的pin上了。; }- L: ~, p1 M/ i5 {/ T
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发表于 2013-7-4 20:51
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