本文十一个用VHDL频率计设计的方案描述，该设计阐明了设计的思路，步骤以及设计的最终代码，设计方案十分详细，是您学习的必备辅助！-In this paper, with 11 Cymometer VHDL design program descr iption, the design sets out design ideas, steps and design the ultimate code, the design is very detailed, it is essential that you study aids!