做的是分频实验，目的是由 48MHz 的晶振得到 1Hz 的方波信号。板子是AFS600的 Fusion Startkit 。用 ModelSim 仿真时，提示以下错误： （激励文件是由WaveFormer 编写的） 工程名是 “ Square_Wave3 ”
# Loading postlayout.testbench
# Loading postlayout.stimulus
# Loading postlayout.tb_clock_minmax
# SDF 6.5d Compiler 2009.11 Nov 19 2009
#
# ACTEL version supports only a single HDL
# ** Fatal: (vsim-3039) D:/Actelprj/Square_Wave3/stimulus/Square_Wave3_tbench.v(249): Instantiation of 'Square_Wave3' failed.
# Time: 0 ps Iteration: 0 Instance: /testbench File: D:/Actelprj/Square_Wave3/stimulus/Square_Wave3_tbench.v
# FATAL ERROR while loading design
# Error loading design
# Error: Error loading design
# Pausing macro execution
# MACRO ./run.do PAUSED at line 16
# Error attempted to pushdown all children on .main_pane.cs.24 mode is tabbed children are paneframes 1
VSIM（paused）> LedOut:OUT Std_Logic
请问是哪里出错啦？谢谢！ |
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