cyclone2-xp开发板的蜂鸣器变频变频音乐,流戏流水灯程序源码,流歌（liuger）开发板光盘上的-cyclone2-xp development board buzzer variable frequency inverter music, streaming play of light water program source code, flow (liuger,) on the development board CD

先用Matlab理论仿真，得出滤波器系数。再用Verilog语言在ISE环境下编写程序，通过Modelsim和ChipScope进行波形仿真和引号抓取，从而提高调试的效率。通过手机发送指令来控制上下变频器的参数。(Firstly, the filter coefficients are obtained by simulation with the theory of matlab. Then the program is written in Verilog language under IS