post-map simulation过程中出现的$setup问题

eeleader-mcu   2010-10-25 09:47 楼主
做后仿真,到post-map simulation这步的时候,在ISE中Map到是通过了的,但是当调用ModelSim仿真的时候出现了一堆下面的问题,实在是不知道怎么查找问题所在了,发上来寻找帮助。
# ** Error: C:/Modeltech_6.2b/xilinx_libs/simprims_ver/simprims_ver_source.v(109890): $setup( negedge SRST &&& (srst_clk_enable1 == 1):111443 ps, posedge CLK:111908 ps, 852 ps );
#    Time: 111908 ps  Iteration: 0  Instance: /cor_estimate_vtf_v/uut/\freq2fcw_top_u/freq2fcw_u/fcw_out_0\
# ** Error: C:/Modeltech_6.2b/xilinx_libs/simprims_ver/simprims_ver_source.v(109890): $setup( negedge SRST &&& (srst_clk_enable1 == 1):111443 ps, posedge CLK:111908 ps, 852 ps );
#    Time: 111908 ps  Iteration: 0  Instance: /cor_estimate_vtf_v/uut/\freq2fcw_top_u/freq2fcw_u/fcw_out_1\
# ** Error: C:/Modeltech_6.2b/xilinx_libs/simprims_ver/simprims_ver_source.v(109890): $setup( negedge SRST &&& (srst_clk_enable1 == 1):111443 ps, posedge CLK:111908 ps, 852 ps );
#    Time: 111908 ps  Iteration: 0  Instance: /cor_estimate_vtf_v/uut/\freq2fcw_top_u/freq2fcw_u/fcw_out_2\
# ** Error: C:/Modeltech_6.2b/xilinx_libs/simprims_ver/simprims_ver_source.v(109890): $setup( negedge SRST &&& (srst_clk_enable1 == 1):111443 ps, posedge CLK:111908 ps, 852 ps );
#    Time: 111908 ps  Iteration: 0  Instance: /cor_estimate_vtf_v/uut/\freq2fcw_top_u/freq2fcw_u/fcw_out_3\
# ** Error: C:/Modeltech_6.2b/xilinx_libs/simprims_ver/simprims_ver_source.v(109890): $setup( negedge SRST &&& (srst_clk_enable1 == 1):111443 ps, posedge CLK:111908 ps, 852 ps );
#    Time: 111908 ps  Iteration: 0  Instance: /cor_estimate_vtf_v/uut/\freq2fcw_top_u/freq2fcw_u/fcw_out_18\
# ** Error: C:/Modeltech_6.2b/xilinx_libs/simprims_ver/simprims_ver_source.v(109890): $setup( negedge SRST &&& (srst_clk_enable1 == 1):111443 ps, posedge CLK:111908 ps, 852 ps );
#    Time: 111908 ps  Iteration: 0  Instance: /cor_estimate_vtf_v/uut/\freq2fcw_top_u/freq2fcw_u/fcw_out_26\
# ** Error: C:/Modeltech_6.2b/xilinx_libs/simprims_ver/simprims_ver_source.v(109890): $setup( negedge SRST &&& (srst_clk_enable1 == 1):111443 ps, posedge CLK:111908 ps, 852 ps );
#    Time: 111908 ps  Iteration: 0  Instance: /cor_estimate_vtf_v/uut/\freq2fcw_top_u/freq2fcw_u/fcw_out_19\
# ** Error: C:/Modeltech_6.2b/xilinx_libs/simprims_ver/simprims_ver_source.v(109890): $setup( negedge SRST &&& (srst_clk_enable1 == 1):111443 ps, posedge CLK:111908 ps, 852 ps );
#    Time: 111908 ps  Iteration: 0  Instance: /cor_estimate_vtf_v/uut/\freq2fcw_top_u/freq2fcw_u/fcw_out_27\
# ** Error: C:/Modeltech_6.2b/xilinx_libs/simprims_ver/simprims_ver_source.v(109890): $setup( negedge SRST &&& (srst_clk_enable1 == 1):111443 ps, posedge CLK:111908 ps, 852 ps );
#    Time: 111908 ps  Iteration: 0  Instance: /cor_estimate_vtf_v/uut/\freq2fcw_top_u/freq2fcw_u/fcw_out_28\
不知道上述错误是由于什么原因引起的,因此不知道从何排查,望大家指点一下啊。:(

回复评论 (1)

问题一样:

 

没有采用全同步设计,造成采样沿建立时间不够!

一个为理想不懈前进的人,一个永不言败人! http://shop57496282.taobao.com/ 欢迎光临网上店铺!
点赞  2010-10-25 12:45
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