基于vhdl的PWM发生器

PCI IP 核 Xilinx原版，很好用，国际知名公司Xilinx原版，值得信赖

This an interpolating by 2 half-band filter with 79 taps (40 none-zero coefficients).

说明：  C8051F的一个特点就是可以倍频到100M。近来用到。在单片机的调试通过其PLL倍频函数。供用到的朋友参考和借鉴。(One feature is the ability C8051F multiplier to 100M. Recently used. In MCU debugging functions through its PLL multiplier. Used for reference for a friend.)

8选1程序，是利用vhdl编写的，自己弄得还能用，上传下(8 Select a program is written using vhdl, allowed herself can use to upload the next)

shift example for verilog

说明：  microsemi的Libero IDE 软件内部IP核详解(Microsemi's Libero IDE software internal IP kernel details)

控制电话信令 完成忙碌 等待 回铃音振铃等(Signaling complete control over telephone ring so busy waiting ringback tone)

CAN VHDL Code. Behavioral implementation of CAN bus interface.

Arbiter code for simulation purpose

10对于进入密码锁的按键，假设复位后七个灯显示0，使用sw1、sw2两个键输入，只要按sw1键，并使七个灯显示每秒速度加1的值，但释放sw1键后停止。