clockcore.drc

来自「一个在Xilinx spartan3实现的时钟」· DRC 代码 · 共 33 行

DRC
33
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WARNING:DesignRules:372 - Netcheck: Gated clock. Clock net daycbuf is sourced by
   a combinatorial pin. This is not good design practice. Use the CE pin to
   control the loading of data into the flip-flop.WARNING:DesignRules:367 - Netcheck: Loadless. Net day_0__n0001<3> has no load.WARNING:DesignRules:372 - Netcheck: Gated clock. Clock net y2buf is sourced by a
   combinatorial pin. This is not good design practice. Use the CE pin to
   control the loading of data into the flip-flop.WARNING:DesignRules:372 - Netcheck: Gated clock. Clock net y3buf is sourced by a
   combinatorial pin. This is not good design practice. Use the CE pin to
   control the loading of data into the flip-flop.WARNING:DesignRules:372 - Netcheck: Gated clock. Clock net y4buf is sourced by a
   combinatorial pin. This is not good design practice. Use the CE pin to
   control the loading of data into the flip-flop.WARNING:DesignRules:372 - Netcheck: Gated clock. Clock net hclkbuf is sourced by
   a combinatorial pin. This is not good design practice. Use the CE pin to
   control the loading of data into the flip-flop.WARNING:DesignRules:372 - Netcheck: Gated clock. Clock net _n0144 is sourced by
   a combinatorial pin. This is not good design practice. Use the CE pin to
   control the loading of data into the flip-flop.WARNING:DesignRules:372 - Netcheck: Gated clock. Clock net sclkbuf is sourced by
   a combinatorial pin. This is not good design practice. Use the CE pin to
   control the loading of data into the flip-flop.WARNING:DesignRules:372 - Netcheck: Gated clock. Clock net mclkbuf is sourced by
   a combinatorial pin. This is not good design practice. Use the CE pin to
   control the loading of data into the flip-flop.WARNING:DesignRules:372 - Netcheck: Gated clock. Clock net moncbuf is sourced by
   a combinatorial pin. This is not good design practice. Use the CE pin to
   control the loading of data into the flip-flop.WARNING:DesignRules:372 - Netcheck: Gated clock. Clock net y1buf is sourced by a
   combinatorial pin. This is not good design practice. Use the CE pin to
   control the loading of data into the flip-flop.DRC detected 0 errors and 11 warnings.

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