|
马上注册,结交更多好友,享用更多功能,让你轻松玩转社区。
您需要 登录 才可以下载或查看,没有账号?注册
x
我是用ModelSim SE 6.4a进行时序仿真,但在SDF加载时候,出现如下错误:
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823060): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823083): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823106): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823129): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823152): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823175): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823198): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823221): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823244): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823267): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823290): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823313): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823336): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823359): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823382): Failed to find matching specify timing constraint.
# ** Error: (vsim-SDF-3262) /cimetima2/users/yu/simulation/fft_mod.sdf(823405): Failed to find matching specify timing constraint.
# ** Fatal: (vsim-SDF-3444) Failed to annotate from SDF file "/cimetima2/users/yu/simulation/fft_mod.sdf".
观察SDF文件后发现,是由于 (REMOVAL (posedge SD) (negedge G) (::4))这行出现问题,所有的错误都是由于这个"REMOVAL"导致,而相应的CELL为latch (我设计中使用Latch),我想请教大家,如何解决这个问题??? |
|