原创 VHDL要求文件名和实体名一致

① Error: Can't compile duplicate declarations of entity "test" into library "work".

错误分析：VHDL要求文件名和实体名一致！

② Error (10309): VHDL Interface Declaration error in test.vhd(14): interface object "count" of mode out cannot be read. Change object mode to buffer.