本帖最后由 mark86 于 2013-1-23 21:53 编辑
不知道有没有兄弟对软核8051的FPGA移植感兴趣?
本人实现了在Xilinx FPGA xc3s250E开发板上移植8051软核,工作稳定!
图为使用软件控制显示屏。
频率:38.625M
Minimum period: 25.890ns (Maximum Frequency: 38.625MHz)
资源占用:
Logic Utilization:
Number of Slice Flip Flops: 657 out of 4,896 13%
Number of 4 input LUTs: 2,844 out of 4,896 58%
Logic Distribution:
Number of occupied Slices: 1,627 out of 2,448 66%
Number of Slices containing only related logic: 1,627 out of 1,627 100%
Number of Slices containing unrelated logic: 0 out of 1,627 0%
*See NOTES below for an explanation of the effects of unrelated logic.
Total Number of 4 input LUTs: 2,951 out of 4,896 60%
Number used as logic: 2,844
Number used as a route-thru: 107
Number of bonded IOBs: 47 out of 66 71%
Number of RAMB16s: 5 out of 12 41%
Number of BUFGMUXs: 2 out of 24 8%
Number of DCMs: 1 out of 4 25%
taobao:
http://item.taobao.com/item.htm? ... &_u=ndbl2vhf7c6
非常感谢楼主的Verilog版本,
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