求教！小弟用quartus写的verilog程序为什么提示这样的错误啊？
Error: Run Analysis and Synthesis (quartus_map) with top-level entity name "count128" or run I/O Assignment Analysis before running the EDA Netlist Writer (quartus_eda)Error: Quartus II 64-Bit EDA Netlist Writer was unsuccessful. 1 error, 0 warnings
Error: Peak virtual memory: 243 megabytes
Error: Processing ended: Tue Feb 26 17:31:28 2013
Error: Elapsed time: 00:00:00
Error: Total CPU time (on all processors): 00:00:00
页:
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