{"rsdb":{"rid":"319004","subhead":"","postdate":"0","aid":"230570","fid":"92","uid":"1","topic":"1","content":"<div id=\"cnblogs_post_body\" class=\"blogpost-body\">\n <p style=\"text-align: center;\" align=\"center\"><span style=\"font-size: 18pt;\"><strong>\u76ee\u6807\u53cd\u5c04\u56de\u6ce2\u68c0\u6d4b\u7b97\u6cd5\u53ca\u5176FPGA\u5b9e\u73b0<\/strong><strong>\u4e4b\u4e8c\uff1a<\/strong><\/span><\/p> \n <p style=\"text-align: center;\" align=\"center\"><span style=\"font-size: 18pt;\"><strong>\u4e92\u76f8\u5173\/\u5377\u79ef\/FIR\u7535\u8def\u7684\u5b9e\u73b0<\/strong><\/span><\/p> \n <p>&nbsp; &nbsp; \u524d\u6bb5\u65f6\u95f4\uff0c\u63a5\u89e6\u4e86\u4e00\u4e2a\u58f0\u5450\u76ee\u6807\u53cd\u5c04\u56de\u6ce2\u68c0\u6d4b\u7684\u9879\u76ee\u3002\u58f0\u5450\u63a5\u6536\u673a\u8981\u5b9e\u73b0\u7684\u6838\u5fc3\u529f\u80fd\u662f\u5728\u542b\u6709\u5927\u91cf\u566a\u58f0\u7684\u53cd\u5c04\u56de\u6ce2\u4e2d\uff0c\u8bc6\u522b\u51fa\u53d1\u5c04\u673a\u53d1\u51fa\u7684\u6fc0\u52b1\u4fe1\u53f7\u7684\u56de\u6ce2\u3002\u6211\u4f1a\u5206\u51e0\u7bc7\u6587\u7ae0\u5206\u4eab\u8fd9\u4e2a\u57fa\u4e8eFPGA\u7684\u56de\u6ce2\u8bc6\u522b\u7b97\u6cd5\u7684\u5f00\u53d1\u8fc7\u7a0b\u548c\u539f\u7801\uff0c\u6b22\u8fce\u5927\u5bb6\u4e0d\u541d\u8d50\u6559\u3002\u4ee5\u4e0b\u539f\u521b\u5185\u5bb9\u6b22\u8fce\u7f51\u53cb\u8f6c\u8f7d\uff0c\u4f46\u8bf7\u6ce8\u660e\u51fa\u5904\uff1a <a>https:\/\/www.cnblogs.com\/helesheng<\/a>\u3002<\/p> \n <p>&nbsp; &nbsp; \u5728\u672c\u7cfb\u5217\u535a\u6587\u7684\u7b2c\u4e00\u7bc7\u4e2d\uff0c\u6839\u636e\u4eff\u771f\u7ed3\u679c\uff0c\u6211\u8ba4\u4e3a\u91c7\u7528\u201c\u53cd\u5c04\u56de\u6ce2\u548c\u6fc0\u52b1\u4fe1\u53f7\u4e92\u76f8\u5173\u201d\u6765\u8ba1\u7b97\u76ee\u6807\u8ddd\u79bb\u7684\u7b97\u6cd5\u5177\u6709\u8f83\u9ad8\u6027\u80fd\u548c\u8ba1\u7b97\u6548\u7387\u3002\u4f5c\u4e3a\u7cfb\u5217\u6587\u7ae0\u7684\u7b2c\u4e8c\u7bc7\uff0c\u672c\u6587\u5c06\u4ecb\u7ecd\u7b97\u6cd5\u7684\u6838\u5fc3\u529f\u80fd\u2014\u2014\u4e92\u76f8\u5173\u7684FPGA\u5b9e\u73b0\u65b9\u6cd5\u3002\u672c\u6587\u4f1a\u4ee5\u6570\u636e\u7ed3\u6784\u7684\u5b9e\u73b0\u65b9\u5f0f\u4e3a\u4e3b\u7ebf\uff0c\u7efc\u5408\u8003\u8651\u7535\u8def\u7684\u8ba1\u7b97\u5b9e\u65f6\u6027\u3001\u7075\u6d3b\u6027\u548c\u6210\u672c\u6548\u7387\u7b49\u65b9\u9762\u95ee\u9898\u3002<\/p> \n <p>&nbsp; &nbsp; \u8981\u5b9e\u73b0\u7684\u4e92\u76f8\u5173\u8fd0\u7b97\u5728\u8fde\u7eed\u57df\u7684\u63cf\u8ff0\u65b9\u5f0f\u4e3a\uff1a<\/p> \n <p style=\"text-align: center;\"><img src=\"https:\/\/images2018.cnblogs.com\/blog\/1380455\/201808\/1380455-20180813153146622-975484768.png\" alt=\"\" width=\"247\" height=\"42\" \/>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <span style=\"font-size: 14pt;\">\uff081\uff09<\/span><\/p> \n <p>&nbsp; &nbsp; \u5176\u4e2dM(t)\u4e3a\u6fc0\u52b1\u4fe1\u53f7\uff0cs(t)\u4e3a\u53cd\u5c04\u56de\u6ce2\u4fe1\u53f7\u3002\u5728FPGA\u4e2d\u5b9e\u73b0\u4e0a\u5f0f\u65f6\u5fc5\u987b\u5c06\u5176\u79bb\u6563\u5316\uff0c\u5e76\u9650\u5236\u5728\u6709\u9650\u7684\u65f6\u95f4\u957f\u5ea6\u5185\u3002\u597d\u5728\u6fc0\u52b1\u4fe1\u53f7M(t)\u672c\u6765\u5c31\u662f\u6709\u9650\u65f6\u957f\u7684\uff0c\u5bf9\u5176\u5b9e\u65bd\u4e00\u4e2a\u6ee1\u8db3\u5948\u594e\u65af\u7279\u91c7\u6837\u5b9a\u7406\u7684\u79bb\u6563\u5316\u540e\u3010<span style=\"font-family: \u4eff\u5b8b;\">\u6ce8\uff1a\u4f5c\u4e3a\u7b97\u6cd5\u7684\u9a8c\u8bc1\uff0c\u6211\u4eec\u5728\u9884\u5907\u7bc7\u4e2d\u4f7f\u7528\u4e86\u91c7\u6837\u7387\u4ec5\u4e3a50KSPS\u7684ADC:MCP3202\uff0c\u4f46\u8fd9\u5e76\u4e0d\u59a8\u788d\u6211\u4eec\u9a8c\u8bc1\u7b97\u6cd5\u7684\u6b63\u786e\u6027\u3002\u5b9e\u9645\u7684\u58f0\u5450\u7cfb\u7edf\u4e2d\u91c7\u6837\u7387\u53ef\u80fd\u8fdc\u8d85\u8fc750KSPS<\/span>\u3011\uff0c\u53ef\u4ee5\u5c06\u4e0a\u5f0f\u7b80\u5316\u4e3aFPGA\u80fd\u591f\u5b9e\u73b0\u7684\u5f62\u5f0f\uff1a<\/p> \n <p style=\"text-align: center;\"><img src=\"https:\/\/images2018.cnblogs.com\/blog\/1380455\/201808\/1380455-20180813153317147-889710156.png\" alt=\"\" width=\"568\" height=\"42\" \/><\/p> \n <p>&nbsp; &nbsp; &nbsp;\u5176\u4e2dN\u4e3a\u6fc0\u52b1\u4fe1\u53f7\u7684\u957f\u5ea6\uff08\u91c7\u6837\u70b9\u6570\uff09\u3002<\/p> \n <p>&nbsp; &nbsp; &nbsp;\u4e00\u671b\u4fbf\u77e5\uff0c\u4e0a\u5f0f\u662f\u6570\u5b57\u4fe1\u53f7\u5904\u7406\u7684\u5178\u578b\u8ba1\u7b97\u2014\u2014\u4e58\u52a0\uff08MAC\uff09\u8fd0\u7b97\u7684\u7ec4\u5408\u3002\u5c06\u6fc0\u52b1\u4fe1\u53f7M[t]\u955c\u50cf\u7ffb\u8f6c\uff1a<\/p> \n <p style=\"text-align: center;\"><img src=\"https:\/\/images2018.cnblogs.com\/blog\/1380455\/201808\/1380455-20180813153429009-1971425611.png\" alt=\"\" width=\"492\" height=\"40\" \/><\/p> \n <p>&nbsp; &nbsp; &nbsp;\u5c31\u53ef\u4ee5\u5c06\uff082\uff09\u5f0f\u53d8\u4e3a\u6211\u4eec\u719f\u6089\u7684\u5377\u79ef\u7b97\u6cd5\uff1a<\/p> \n <p style=\"text-align: center;\"><img src=\"https:\/\/images2018.cnblogs.com\/blog\/1380455\/201808\/1380455-20180813153509302-886583401.png\" alt=\"\" width=\"460\" height=\"31\" \/><\/p> \n <p>&nbsp; &nbsp; \u5f53\u4e0a\u5f0f\u4e2d\u7684h[k[\u89c6\u4e3a\u7cfb\u7edf\u7684\u51b2\u51fb\u54cd\u5e94\u65f6\uff0c\u4e0a\u5f0f\u8fd8\u53ef\u4ee5\u7406\u89e3\u4e3a\u66f4\u4e3a\u5e38\u89c1\u7684FIR\u6ee4\u6ce2\u7b97\u6cd5\u3002<\/p> \n <p>&nbsp; &nbsp; \u7531\u4e8e\u6fc0\u52b1\u4fe1\u53f7\u4e00\u822c\u5177\u6709\u955c\u50cf\u5bf9\u79f0\u6027\uff08\u6216\u79f0\u5de6\u53f3\u5bf9\u79f0\uff09\uff0c\u5373\uff083\uff09\u5f0f\u4e2d\u7ffb\u8f6c\u524d\u7684M[k]\u548ch[k]\u548c\u5b8c\u5168\u76f8\u540c\u3002\u4e3a\u4e86\u4f7f\u8bbe\u8ba1\u7684FPGA\u7535\u8def\u5177\u6709\u66f4\u597d\u7684\u901a\u7528\u6027\uff0c\u63a5\u4e0b\u6765\u4e0d\u59a8\u76f4\u63a5\u8ba8\u8bba\u5377\u79ef\/FIR\u6ee4\u6ce2\u8fd0\u7b97(4)\u5f0f\u7684\u5b9e\u73b0\u65b9\u5f0f\u3002&nbsp;<\/p> \n <p>&nbsp;<strong>\u4e00\u3001\u603b\u4f53\u7535\u8def\u7ed3\u6784<\/strong><\/p> \n <p>&nbsp; &nbsp; \u4e2d\u9ad8\u7aefFPGA\u4e00\u822c\u96c6\u6210\u4e86\u786c\u4ef6MAC\u7535\u8def\uff0c\u5982Xilinx\u516c\u53f8\u7684DSP48E\u6a21\u5757\u548cAltera(Intel)\u516c\u53f8\u7684Embedded multipliers\u6a21\u5757\u3002\u8fd9\u4e9bMAC\u6a21\u5757\u4e0d\u9700\u8981\u5360\u7528FPGA\u4e2d\u7684\u901a\u7528\u53ef\u7f16\u7a0b\u8d44\u6e90\uff0c\u5de5\u4f5c\u9891\u7387\u53ef\u9ad8\u8fbe\u5927\u51e0\u767eMHz\uff0c\u4e14\u5927\u5927\u964d\u4f4e\u5f00\u53d1\u96be\u5ea6\u3002\u4f46\u58f0\u5450\u7cfb\u7edf\u7684\u91c7\u6837\u7387\u4e00\u822c\u4e0d\u4f1a\u8d85\u8fc710MHz\uff0c\u4e3a\u4e86\u4f7f\u672c\u7b97\u6cd5\u80fd\u591f\u5728\u9ad8\u3001\u4e2d\u3001\u4f4e\u6863\u7684\u5404\u7c7bFPGA\u4e0a\u517c\u5bb9\uff0c\u6211\u9009\u62e9\u901a\u8fc7EDA\u5de5\u5177\u63d0\u4f9b\u7684MAC\u7684IP\u6838\u5b9e\u73b0\u7b97\u6cd5\u3002\u9a8c\u8bc1\u7b97\u6cd5\u4f7f\u7528\u7684\u662f\uff0c\u4e0d\u5177\u5907\u786c\u4ef6MAC\u6a21\u5757\u7684\uff0c\u5e38\u89c1\u4f4e\u6210\u672cFPGA\uff1aCyclone-I\u7cfb\u5217\u3002<\/p> \n <p>&nbsp; &nbsp; \u4e3a\u4fdd\u8bc1\u7b97\u6cd5\u7684\u5b9e\u65f6\u6027\uff0c\u5fc5\u987b\u5728\u4e00\u4e2aA\/D\u91c7\u6837\u5468\u671f\u5185\u5b9e\u73b0\uff084\uff09\u5f0f\u4e2d\u7684N\u4e2a\u70b9\u7684\u4e58\u52a0\u8fd0\u7b97\u3002\u6700\u76f4\u63a5\u7684\u65b9\u5f0f\u662f\u5728FPGA\u4e2d\u5b9e\u73b0N\u4e2a\u4e58\u52a0\u5668\uff0c\u5168\u5e76\u884c\u7684\u5b8c\u6210\uff084\uff09\u5f0f\u7684\u8ba1\u7b97\u3002\u4f46\u8fd9\u6837\u505a\u5c06\u8017\u8d39\u5927\u91cf\u7684FPGA\u8d44\u6e90\uff08Cyclone-I\u4e2d\uff0c\u6bcf\u4e2a16*16bits\u7684\u4e58\u52a0\u5668\u7ea6\u9700500\u4e2aLE\u8d44\u6e90\uff09\uff0c\u4e14\u5f53N\u786e\u5b9a\u540e\u7535\u8def\u7ed3\u6784\u5c31\u56fa\u5b9a\u4e86\uff0c\u4e0d\u592a\u5bb9\u6613\u4fee\u6539\u3002\u4e3a\u4f7f\u8bbe\u8ba1\u7684\u7535\u8def\u66f4\u5177\u201c\u901a\u7528\u6027\u201d\u548c\u201c\u7075\u6d3b\u6027\u201d\uff0c\u4ee5\u517c\u5bb9\u66f4\u591a\u7684\u6fc0\u52b1\u4fe1\u53f7\u957f\u5ea6N\u503c\uff0c\u6211\u624d\u7528\u4e0b\u56fe\u6240\u793a\u7684\u201c\u534a\u5e76\u884c\u201d\u7ed3\u6784\u5b9e\u73b0\uff084\uff09\u5f0f\u7684\u5377\u79ef\u7b97\u6cd5\u3002<\/p> \n <p><img src=\"https:\/\/images2018.cnblogs.com\/blog\/1380455\/201808\/1380455-20180813153809216-1473517359.jpg\" alt=\"\" width=\"1233\" height=\"502\" \/><\/p> \n <p style=\"text-align: center;\">&nbsp;\u56fe1 \u534a\u5e76\u884c\u7ed3\u6784\u7684\u4e92\u76f8\u5173\/\u5377\u79ef\/FIR\u6ee4\u6ce2\u5668\u7ed3\u6784<\/p> \n <p>&nbsp; &nbsp; \u8fd9\u76f8\u5f53\u4e8e\u5c06\u4e00\u6bb5\u957f\u5ea6\u4e3aN\u516c\u91cc\u7684\u201c\u516c\u8def\u5de5\u7a0b\u201d\uff0c\u5e73\u5747\u5206\u914d\u7ed9L\u4e2a\u201c\u5de5\u7a0b\u961f\u201d\u6765\u5b9e\u65bd\u3002\u5728\u6bcf\u4e2a\u5de5\u7a0b\u961f\u540c\u65f6\u5de5\u4f5c\uff0c\u4e14\u6548\u7387\u76f8\u540c\u7684\u524d\u63d0\u4e0b\uff0c\u5de5\u7a0b\u8017\u65f6\u5c06\u964d\u4f4e\u4e3a\u539f\u6765\u76841\/L\uff1b\u5f53\u7136L\u4e2a\u5de5\u7a0b\u961f\u6240\u9700\u7684\u201c\u5de5\u8d44\u201d\u4e5f\u53d8\u4e3a\u539f\u6765\u7684L\u500d\u3002\u5b9e\u9645\u4f7f\u7528\u65f6\uff0c\u53ef\u4ee5\u6839\u636e\u603b\u5de5\u7a0b\u91cfN\u548cFPGA\u7684\u8d44\u6e90\u60c5\u51b5\uff0c\u7075\u6d3b\u7684\u8c03\u6574L\uff0c\u4ece\u800c\u5728\u5b9e\u65f6\u6027\u548c\u7535\u8def\u89c4\u6a21\u4e4b\u95f4\u53d6\u5f97\u5e73\u8861\u3002\u4ee5\u4e0b\u4e3a\u65b9\u4fbf\u8ba8\u8bba\uff0c\u4e14\u4e0d\u5931\u4e00\u822c\u6027\uff0c\u5c06\u4ee5N=64\uff0cL=4\u4e3a\u4f8b\u8ba8\u8bba\u3002<\/p> \n <p style=\"text-align: left;\">&nbsp; &nbsp; \u8bbe\u8ba1\u65f6\u867d\u7136\u53ef\u4ee5\u5229\u7528Verilog-HDL\u7684\u6cdb\u5316\u80fd\u529b\uff0c\u5c06\u76f8\u540c\u7684\u529f\u80fd\u6a21\u5757\u4f8b\u5316\u4e3a4\u4e2a\u7ed3\u6784\u76f8\u540c\u7684\u201c\u5de5\u7a0b\u961f\u201d\uff0c\u4ee5\u4e0b\u7b80\u79f0\u4e3a\u201c\u5377\u79ef\u8282\u201d\u3002\u5728\u8bbe\u8ba1\u529f\u80fd\u6a21\u5757\u65f6\uff0c\u5fc5\u987b\u8003\u8651\u8f93\u5165\u6570\u636es[k]\u548c\u5377\u79ef\u6a21\u677fh[k]\u5b58\u50a8\u7684\u6570\u636e\u7ed3\u6784\u3002\u5fc5\u987b\u6ee1\u8db3\u4ee5\u4e0b\u8981\u6c42\uff1a<\/p> \n <p style=\"margin-left: 30px;\">1\u3001\u5728\u5355\u4e2aR[n]\u7684\u8ba1\u7b97\u4e2d\uff0c\u6bcf\u4e2a\u5377\u79ef\u8282\u9700\u8981\u904d\u5386\u6570\u636e\u7f13\u51b2\u533a\u4e2d\u7684\u6240\u6709s[k[\u6570\u636e\uff0c\u4ee5\u53ca\u7cfb\u6570\u5b58\u50a8\u5668\u4e2d\u7684\u6240\u6709\u5377\u79ef\u7cfb\u6570h[k]\u3002<\/p> \n <p style=\"margin-left: 30px;\">2\u3001\u5728\u5b8c\u6210\u4e00\u4e2aR[n]\u7684\u8ba1\u7b97\u540e\uff0c\u6bcf\u4e2a\u5377\u79ef\u8282\u9700\u8981\u63a5\u6536\u524d\u4e00\u4e2a\u5377\u79ef\u8282\u6216A\/D\u91c7\u6837\u5f97\u5230\u7684\u65b0\u7f13\u51b2\u6570\u636e\uff0c\u540c\u65f6\u5c06\u7f13\u51b2\u4e2d\u201c\u6700\u8001\u201d\u7684\u6570\u636e\u4f20\u9012\u7ed9\u4e0b\u4e00\u4e2a\u5377\u79ef\u8282\u3002<\/p> \n <p>&nbsp; &nbsp; \u6211\u8bbe\u8ba1\u4e86\u56fe1\u6240\u793a\u201c\u53cc\u5b58\u50a8\u5668\u201d\u7ed3\u6784\u5b9e\u73b0\u4e0a\u8ff0\u4e24\u6761\u6570\u636e\u7ed3\u6784\u529f\u80fd\uff0c\u5176\u7269\u7406\u8f7d\u4f53\u90fd\u662fCyclone\u7cfb\u5217\u4e2d\u7684M4K\u5b58\u50a8\u5757\uff08M4K RAM blocks\uff09\u3002\u56fe\u4e2d\u7eff\u8272\u90e8\u5206\u662f\u5b58\u50a8\u8f93\u5165\u6570\u636es[k]\u7684\u7f13\u51b2\u533a\uff0c\u662f\u201c\u7b80\u5355\u53cc\u7aef\u53e3RAM\u201d\u3002\u5b83\u6709\u4e24\u4e2a\u6570\u636e\u7aef\u53e3\uff1a\u4e00\u4e2a\u8d1f\u8d23\u5411\u7f13\u51b2\u533a\u5b58\u5165\u65b0\u6570\u636e\uff0c\u6bcf\u4e2aA\/D\u91c7\u6837\u5468\u671f\u5b58\u5165\u4e00\u6b21\uff1b\u53e6\u4e00\u4e2a\u8d1f\u8d23\u8bfb\u53d6\u4e58\u52a0\u8fd0\u7b97\u6240\u9700\u7684\u6570\u636e\uff0c\u6bcf\u4e2aA\/D\u91c7\u6837\u5468\u671f\u8bfb\u53d616\u6b21\uff08\u5373N\/L\u6b21\uff09\u3002\u5176\u5b58\u53d6\u91c7\u7528\u201c\u73af\u5f62\u961f\u5217\u201d\u6570\u636e\u7ed3\u6784\u3002\u56fe\u4e2d\u84dd\u8272\u90e8\u5206\u662f\u5377\u79ef\u7cfb\u6570h[k]\u7684\u5b58\u50a8\u5668\uff0c\u5b83\u6bcf\u4e2aA\/D\u91c7\u6837\u5468\u671f\u8bfb\u53d616\u6b21\uff0c\u6570\u636e\u4e0d\u66f4\u65b0\u3002<\/p> \n <p style=\"text-align: left;\">&nbsp; &nbsp; \u53e6\u5916\uff0c\u5f53\u4e92\u76f8\u5173\/\u5377\u79ef\u7684\u6a21\u677f\u5177\u5907\u5bf9\u79f0\u6027\u65f6\uff0c\u4e5f\u5c31\u662f\u5bf9\u5e94\u7684FIR\u6ee4\u6ce2\u5668\u5177\u6709\u7ebf\u6027\u76f8\u4f4d\u7684\u60c5\u51b5\u4e0b\uff0c\u56fe1\u6240\u793a\u7684\u7b97\u6cd5\u7535\u8def\u8fd8\u80fd\u8fdb\u4e00\u6b65\u7b80\u5316\uff0c\u8ba1\u7b97\u91cf\u964d\u4f4e\u4e3aN\/2\u6b21\u4e58\u52a0MAC\u8fd0\u7b97\uff0c\u8fd9\u91cc\u5c31\u4e0d\u8ba8\u8bba\u4e86\u3002<\/p> \n <p style=\"text-align: left;\"><strong>\u4e8c\u3001\u5377\u79ef\u8282\u63a7\u5236\u7535\u8def\u7684\u8bbe\u8ba1<\/strong><\/p> \n <p>&nbsp; &nbsp; \u901a\u8fc7\u4e0a\u6587\u7684\u63cf\u8ff0\uff0c\u76f8\u4fe1\u8bfb\u8005\u53ef\u4ee5\u611f\u89c9\u5f97\u5230\uff1a\u6574\u4e2a\u5377\u79ef\u7535\u8def\u7684\u91cd\u70b9\u5728\u6bcf\u4e2a\u5377\u79ef\u8282\u7684\u5b9e\u73b0\uff0c\u800c\u5377\u79ef\u8282\u5b9e\u73b0\u7684\u5173\u952e\u662f\u80fd\u591f\u6b63\u786e\u7684\u63a7\u5236\u201c\u6570\u636e\u7f13\u51b2\u533a\u201d\u3001\u201c\u7cfb\u6570\u5b58\u50a8\u5668\u201d\u548c\u201c\u4e58\u52a0\u5668\uff08MAC\uff09\u201d\u7684\u534f\u8c03\u5de5\u4f5c\u3002\u5176\u5de5\u4f5c\u5185\u5bb9\u662f\u5728\u6bcf\u4e2aA\/D\u91c7\u6837\u7ed3\u679c\u5230\u6765\uff0c\u800c\u4e0b\u4e00\u4e2a\u7ed3\u679c\u672a\u5230\u4e4b\u524d\uff0c\u5b8c\u6210\uff1a<\/p> \n <p style=\"margin-left: 30px;\">1\u3001\u4ea7\u751f\u4e00\u4e2a\u5199\u5730\u5740\uff0c\u5c06A\/D\u7ed3\u679c\u5b58\u5165\u7f13\u51b2\u533a\u6700\u8001\u6570\u636e\u6240\u5728\u4f4d\u7f6e\uff0c\u540c\u65f6\u5c06\u6700\u8001\u7684\u6570\u636e\u8f93\u51fa\u7ed9\u4e0b\u4e00\u4e2a\u5377\u79ef\u8282\uff1b<\/p> \n <p style=\"margin-left: 30px;\">2\u3001\u540c\u6b65\u4ea7\u751f\u4e24\u7ec4\u3001\u540416\u4e2a\u8bfb\u5730\u5740\uff0c\u5206\u522b\u4ece\u6570\u636e\u7f13\u51b2\u533a\u548c\u7cfb\u6570\u5b58\u50a8\u5668\u8bfb\u53d6\u4e00\u904d\u5176\u4e2d\u7684\u6240\u6709\u6570\u636e\uff1b<\/p> \n <p style=\"margin-left: 30px;\">3\u3001\u5c06\u987a\u5e8f\u8bfb\u53d6\u7684\u4e24\u7ec4\u6570\u636e\u987a\u5e8f\u4e58\u52a0\u5728\u4e00\u8d77\u3002<\/p> \n <p>&nbsp; &nbsp; \u5b9e\u73b0\u4e0a\u8ff0\u529f\u80fd\u7684\u7535\u8defVerilog-HDL\u5b9e\u73b0\u5982\u4e0b\uff1a<\/p> \n <div class=\"cnblogs_code\" onclick=\"cnblogs_code_show('98845c2f-3d7c-46d4-a1c5-8a0fad0dd420')\">\n  <img id=\"code_img_closed_98845c2f-3d7c-46d4-a1c5-8a0fad0dd420\" class=\"code_img_closed\" src=\"https:\/\/images.cnblogs.com\/OutliningIndicators\/ContractedBlock.gif\" alt=\"\" \/>\n  <img id=\"code_img_opened_98845c2f-3d7c-46d4-a1c5-8a0fad0dd420\" class=\"code_img_opened\" style=\"display: none;\" onclick=\"cnblogs_code_hide('98845c2f-3d7c-46d4-a1c5-8a0fad0dd420',event)\" src=\"https:\/\/images.cnblogs.com\/OutliningIndicators\/ExpandedBlockStart.gif\" alt=\"\" \/> \n  <div id=\"cnblogs_code_open_98845c2f-3d7c-46d4-a1c5-8a0fad0dd420\" class=\"cnblogs_code_hide\"> \n   <pre><span style=\"color: #008080;\"> 1<\/span> <span style=\"color: #0000ff;\">module<\/span><span style=\"color: #000000;\"> conv_ctlr(rst_n,clk,start,coe_rom_addr,rd_data_dpram_addr,acc_clr,wren,wr_data_dpram_addr,flag,mac_en);\r\n<\/span><span style=\"color: #008080;\"> 2<\/span> <span style=\"color: #008000;\">\/\/<\/span><span style=\"color: #008000;\">\u5377\u79ef\u63a7\u5236\u4fe1\u53f7\u4ea7\u751f\u7535\u8def\u6a21\u5757\r\n<\/span><span style=\"color: #008080;\"> 3<\/span> <span style=\"color: #008000;\">\/\/<\/span><span style=\"color: #008000;\">\u53ef\u4ee5\u63a7\u5236\u4e00\u4e2aMAC\u7535\u8def\uff0c\u5206\u591a\u4e2a\u65f6\u949f\u5468\u671f\uff0c\u5b9e\u73b0\u591a\u4e2a\u6570\u503c\u7684\u76f8\u52a0\u3002\r\n<\/span><span style=\"color: #008080;\"> 4<\/span> <span style=\"color: #008000;\">\/\/<\/span><span style=\"color: #008000;\">\u8fd9\u91cc\u5b9e\u73b0\u7684\u662f\u63a7\u523616\u7ea7\u5377\u79ef\u7684\u529f\u80fd<\/span>\r\n<span style=\"color: #008080;\"> 5<\/span> <span style=\"color: #0000ff;\">input<\/span> rst_n;<span style=\"color: #008000;\">\/\/<\/span><span style=\"color: #008000;\">\u4f4e\u7535\u5e73\u590d\u4f4d\u4fe1\u53f7\uff0c\u53ef\u4ee5\u590d\u4f4d\u9996\u5730\u5740\u6307\u9488<\/span>\r\n<span style=\"color: #008080;\"> 6<\/span> <span style=\"color: #0000ff;\">input<\/span> clk;<span style=\"color: #008000;\">\/\/<\/span><span style=\"color: #008000;\">\u5de5\u4f5c\u65f6\u949f\u4fe1\u53f7<\/span>\r\n<span style=\"color: #008080;\"> 7<\/span> <span style=\"color: #0000ff;\">input<\/span> start;<span style=\"color: #008000;\">\/\/<\/span><span style=\"color: #008000;\">\u542f\u52a8\u4e00\u6b21\u63a7\u5236\u903b\u8f91\u8f93\u51fa\u7684","orderid":"0","title":"\u76ee\u6807\u53cd\u5c04\u56de\u6ce2\u68c0\u6d4b\u7b97\u6cd5\u53ca\u5176FPGA\u5b9e\u73b0 \u4e4b\u4e8c\uff1a\u4e92\u76f8\u5173\/\u5377\u79ef\/FIR\u7535\u8def\u7684\u5b9e\u73b0(\u4e00)","smalltitle":"","mid":"0","fname":"Verilog","special_id":"0","bak_id":"0","info":"0","hits":"305","pages":"5","comments":"0","posttime":"2019-08-24 00:06:57","list":"1566576417","username":"admin","author":"","copyfrom":"","copyfromurl":"","titlecolor":"","fonttype":"0","titleicon":"0","picurl":"https:\/\/www.cppentry.com\/upload_files\/","ispic":"0","yz":"1","yzer":"","yztime":"0","levels":"0","levelstime":"0","keywords":"<A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%C4%BF%B1%EA' target=_blank>\u76ee\u6807<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%B7%B4%C9%E4' target=_blank>\u53cd\u5c04<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%BC%EC%B2%E2' target=_blank>\u68c0\u6d4b<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%CB%E3%B7%A8' target=_blank>\u7b97\u6cd5<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%BC%B0%C6%E4' target=_blank>\u53ca\u5176<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=FPGA' target=_blank>FPGA<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%CA%B5%CF%D6' target=_blank>\u5b9e\u73b0<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%D6%AE%B6%FE' target=_blank>\u4e4b\u4e8c<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%CF%E0%B9%D8' target=_blank>\u76f8\u5173<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%BE%ED%BB%FD' target=_blank>\u5377\u79ef<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%2FFIR' target=_blank>\/FIR<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%B5%E7%C2%B7' target=_blank>\u7535\u8def<\/A>","jumpurl":"","iframeurl":"","style":"","template":"a:3:{s:4:\"head\";s:0:\"\";s:4:\"foot\";s:0:\"\";s:8:\"bencandy\";s:0:\"\";}","target":"0","ip":"120.229.33.201","lastfid":"0","money":"0","buyuser":"","passwd":"","allowdown":"","allowview":"","editer":"","edittime":"0","begintime":"0","endtime":"0","description":"\u76ee\u6807\u53cd\u5c04\u56de\u6ce2\u68c0\u6d4b\u7b97\u6cd5\u53ca\u5176FPGA\u5b9e\u73b0 \u4e4b\u4e8c\uff1a\u4e92\u76f8\u5173\/\u5377\u79ef\/FIR\u7535\u8def\u7684\u5b9e\u73b0","lastview":"1714174911","digg_num":"0","digg_time":"0","forbidcomment":"0","ifvote":"0","heart":"","htmlname":"","city_id":"0"},"page":"1"}