用verilog写的很好的cpu core

说明：  本文研究的IIC总线控制器具有如下特征 1.兼容飞利浦I2C标准，以主机模式与外围设备进行数据通信，对IIC从机模型进行读/读，读/写，写/写，写/读[18]。 2.多主操作 3.软件可编程时钟频率 4.时钟拉伸和等待状态生成 5.软件可编程确认位 6.时钟同步设计 7.仲裁中断丢失，自动转移取消 8.开始/停止/重复启动检测/确认生成 9.总线忙检测(The IIC bus controller studied in this paper has the following characteristics. 1. Compatible with Philips I2C standard, data communication between host mode and peripheral devices, read/read, read/write, write/write, write/read for IIC slave model [18]. 2. Multiple Main Operations 3. Software programmable clock frequency 4. Clock stretching and waiting state generation 5. Software Programmable Confirmation Bit 6. Clock Synchronization Design 7. Loss of arbitration interruption and cancellation of automatic transfer 8. Start/Stop/Repeat Start Detection/Verification Generation 9. Bus busy detection)

基于FPGA的图像采集卡的设计与相关说明-FPGA-based design of frame grabbers and related note

基于状态机的优秀SPI输出程序（以DAC7512为基础，可修改）(VHDL code about SPI)

使用ALTERA上DE2平台，使用Verilog描述，交通灯控制。-Using ALTERA on DE2 platform, use the Verilog description of the traffic light control.

固定的 128 点复杂 FFT 或 64/8/16 点

ADI JESD204接口的ADC与Xilinx FPGA接口IP，包含Verilog和VHDL源代码，AXI总线接口，ADC串行控制接口(ADI IP for interfacing JESD204 ADC to Xilinx FPGA, include Verilog/VHDL source code, AXI interface and serial config interface )

基于FPGA/EP2c5的开发板详细例程，内容丰富，简单易懂(Development board based on more routine FPGA/EP2c5, content rich, easy to understand)

verilog vga 图像处理(verilog vga)

AHB BUS, Master Slave Arbiter -- example(AHB BUS, Master Slave Arbiter)

DDS中的正余弦生成，初始相位相差90度，可自行改变输出频率(Cosine generation of DDS, the initial phase difference of 90 degrees, the output frequency can be changed on their own)