{"id":20796,"date":"2022-01-26T10:01:24","date_gmt":"2022-01-26T02:01:24","guid":{"rendered":"https:\/\/www.paiqinano.com\/?p=20796"},"modified":"2022-01-17T16:57:32","modified_gmt":"2022-01-17T08:57:32","slug":"fpga%e7%9a%84%e7%ad%89%e7%b2%be%e5%ba%a6%e9%a2%91%e7%8e%87%e8%ae%a1%e8%ae%be%e8%ae%a1%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a1%b9%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/www.paiqinano.com\/?p=20796","title":{"rendered":"FPGA\u7684\u7b49\u7cbe\u5ea6\u9891\u7387\u8ba1\u8bbe\u8ba1\u6ce8\u610f\u4e8b\u9879\u8be6\u89e3"},"content":{"rendered":"

\u5f53\u573a\u53ef\u7f16\u95e8\u9635\u5217FPGA<\/u>\uff08Field Program<\/u>mable GateArray\uff09\u5f52\u5c5e\u4e8eASIC<\/u>\u5546\u54c1\uff0c\u6839\u636e\u8f6f\u4ef6\u7f16\u7a0b\u5bf9\u603b\u4f53\u76ee\u6807\u5143\u5668\u4ef6\u7684\u6784\u9020\u548c\u5de5\u4f5c\u65b9\u5f0f\u5f00\u5c55\u91cd\u65b0\u6784\u5efa\uff0c\u80fd\u968f\u65f6\u968f\u5730\u5bf9\u8bbe\u8ba1\u65b9\u6848\u5f00\u5c55\u8c03\u8282\uff0c\u5177\u5907\u5904\u7406\u901f\u5ea6\u9ad8\u3001\u6784\u9020\u7075\u4fbf\u3001\u5f00\u53d1\u8bbe\u8ba1\u5468\u671f\u65f6\u95f4\u77ed\u3001\u8fc5\u901f\u7a33\u5b9a\u6027\u9ad8\u7279\u6027\uff0c\u6570\u5b57\u8bbe\u8ba1\u4e4b\u4e2d\u8fc5\u901f\u53d1\u5c55\u8d8b\u52bf\u3002<\/p>\n

\u6587\u4e2d\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u4e00\u79cd\u8fd0\u7528FPGA\u5b8c\u6210DC\uff5e100 MHz\u7684\u5168\u81ea\u52a8\u8f6c\u6362\u6d4b\u91cf\u8303\u56f4\u6570\u636e\u7b49\u7cbe\u5bc6\u5ea6\u9891\u7387\u8ba1\u7684\u5b8c\u6210\u65b9\u5f0f\uff0c\u5e76\u5f97\u51fa\u5b8c\u6210\u7f16\u7801\u3002\u5168\u90e8\u64cd\u4f5c\u7cfb\u7edf\u5728\u7814\u5236\u5f00\u53d1\u7684CPLD<\/u>\/FPGA\u8bd5\u9a8c\u5f00\u53d1\u8bbe\u8ba1\u7cfb\u7edf\u8f6f\u4ef6\u4e0a\u8c03\u8282\u6839\u636e\u3002<\/p>\n

1 \u7b49\u7cbe\u5bc6\u5ea6\u6d4b\u9891\u57fa\u672c\u539f\u7406<\/p>\n

\u5de5\u4f5c\u9891\u7387\u7684\u7cbe\u786e\u6d4b\u91cf<\/u>\u65b9\u5f0f\u5173\u952e\u5206\u62102\u79cd\u65b9\u5f0f\uff1a<\/p>\n

\uff081\uff09\u7acb\u5373\u6d4b\u91cf\u65b9\u6cd5\uff0c\u5373\u5728\u4e00\u5b9a\u7684\u6c34\u5229\u95f8\u95e8\u6642\u95f4\u5185\u7cbe\u786e\u6d4b\u91cf\u88ab\u6d4b\u8baf\u53f7\u7684\u5355\u8109\u51b2\u6570\u91cf\u3002<\/p>\n

\uff082\uff09\u7b49\u6548\u66ff\u4ee3\u6cd5\u6cd5\uff0c\u6bd4\u5982\u5468\u671f\u65f6\u95f4\u6d4b\u9891\u6cd5\u3001V-F\u8f6c\u6362\u6cd5\u7b49\u3002 \u95f4\u63a5\u6027\u6d4b\u9891\u6cd5\u4ec5\u53ef\u7528\u7cbe\u786e\u6d4b\u91cf\u4f4e\u9891\u7387\u6570\u636e\u4fe1\u53f7\u3002<\/p>\n

\u6839\u636e\u4f20\u7edf\u5f0f\u6d4b\u9891\u57fa\u672c\u539f\u7406\u7684\u9891\u7387\u8ba1\u7684\u6d4b\u91cf\u7cbe\u5ea6\u5c06\u968f\u88ab\u6d4b\u6570\u636e\u4fe1\u53f7\u5de5\u4f5c\u9891\u7387\u7684\u964d\u4f4e\u800c\u51cf\u5c11\uff0c\u5728\u597d\u7528\u4e2d\u6709\u5f88\u5927\u7684\u5c40\u9650\uff0c\u800c\u7b49\u7cbe\u5bc6\u5ea6\u9891\u7387\u8ba1\u4e0d\u4ec5\u5177\u5907\u8f83\u9ad8\u7684\u6d4b\u91cf\u7cbe\u5ea6\uff0c\u5e76\u4e14\u5728\u5168\u90e8\u5de5\u4f5c\u9891\u7387\u5730\u533a\u80fd\u7ef4\u6301\u5300\u901f\u8fd0\u52a8\u7684\u68c0\u6d4b<\/u>\u7cbe\u5bc6\u5ea6\u3002<\/p>\n

\u672c\u8bbe\u8ba1\u65b9\u6848\u5de5\u4f5c\u9891\u7387\u6d4b\u91cf\u6cd5\u7684\u5173\u952e\u7cbe\u786e\u6d4b\u91cf\u64cd\u7eb5\u6846\u67b6\u56fe\u5982\u4e0b\u56fe1\u6240\u663e\u793a\u3002\u56fe1\u4e2d\u9884\u8bbe\u81ea\u52a8\u95e8\u6570\u636e\u4fe1\u53f7GATE\u662f\u7531\u5355\u7247\u673a\u8bbe\u8ba1<\/u>\u4f20\u51fa\uff0cGATE\u7684\u6642\u95f4\u603b\u5bbd\u5bf9\u6d4b\u9891\u7cbe\u5bc6\u5ea6\u5371\u5bb3\u8f83\u5c11\uff0c\u53ef\u4ee5\u5728\u5f88\u5927\u7684\u8303\u7574\u5185\u6311\u9009\uff0c\u53ea\u9700FPGA\u4e2d32 b\u8ba1\u6570\u5728\u8ba1100 M\u6570\u636e\u4fe1\u53f7\u4e0d\u5916\u6ea2\u90fd\u53ef\u4ee5\uff0c\u4f9d\u636e\u57fa\u7840\u7406\u8bba\u6d4b\u7b97GATE\u7684\u6642\u95f4\u603b\u5bbdTc\u53ef\u4ee5\u8d85\u8fc742.94 s\uff0c\u53ef\u662f\u56e0\u4e3a\u5355\u7247\u673a\u8bbe\u8ba1\u7684\u6570\u636e\u5904\u7406\u65b9\u6cd5\u5de5\u4f5c\u80fd\u529b\u9650\u5b9a\uff0c\u5177\u4f53\u7684\u6642\u95f4\u603b\u5bbd\u8f83\u5c11\uff0c\u4e00\u822c\u53ef\u572810\uff5e0.1 s\u95f4\u6311\u9009\uff0c\u5373\u5728\u9ad8\u9891\u7387\u6bb5\u65f6\uff0c\u6c34\u5229\u95f8\u95e8\u6642\u95f4\u8f83\u77ed;\u4f4e\u9891\u7387\u65f6\u6c34\u5229\u95f8\u95e8\u6642\u95f4\u8f83\u957f\u3002\u90a3\u6837\u6c34\u5229\u95f8\u95e8\u6642\u95f4\u603b\u5bbdTc\u6839\u636e\u88ab\u6d4b\u5de5\u4f5c\u9891\u7387\u7684\u5c3a\u5bf8\u5168\u81ea\u52a8\u8c03\u8282\u6d4b\u9891\uff0c\u8fdb\u800c\u5b8c\u6210\u6d4b\u91cf\u8303\u56f4\u7684\u5168\u81ea\u52a8\u53d8\u6362\uff0c\u6269\u5f20\u4e86\u6d4b\u9891\u7684\u5206\u5ea6\u503c\u8303\u7574;\u5b8c\u6210\u4e86\u5168\u8303\u7574\u7b49\u7cbe\u5bc6\u5ea6\u7cbe\u786e\u6d4b\u91cf\uff0c\u964d\u4f4e\u4e86\u4f4e\u9891\u7387\u7cbe\u786e\u6d4b\u91cf\u7684\u504f\u5dee\u3002<\/p>\n

\"\u672c\u8bbe\u8ba1\u9891\u7387\u6d4b\u91cf\u65b9\u6cd5\u7684\u4e3b\u8981\u6d4b\u91cf\u63a7\u5236\u6846\u56fe\u5982\u56fe1\u6240\u793a\"<\/p>\n

\u56fe1\u4e2dBZ_Counte<\/u>r\u548cDC_Counter\u662f2\u4e2a\u53ef\u63a7\u6027\u768432 b\u5feb\u901f\u8ba1\u6570\uff08100 MHz\uff09\uff0cBZ_ENA\u548cDC_ENA\u5206\u522b\u662f\u5979\u4eec\u7684\u8bb0\u6570\u5bb9\u8bb8\u6570\u636e\u4fe1\u53f7\u7aef\uff0c\u9ad8\u7535\u5e73\u5408\u7406\u3002\u6807\u51c6\u5de5\u4f5c\u9891\u7387\u6570\u636e\u4fe1\u53f7\u4eceBZ_Counter\u7684\u949f\u8868<\/u>\u952e\u5165\u7aefBZ_CLK\u952e\u5165\uff0c\u8bbe\u5176\u901f\u7387\u4e3aFb;\u88ab\u6d4b\u6570\u636e\u4fe1\u53f7\u7ecf\u524d\u9762\u53d8\u5927\u3001\u9650\u5e45\u548c\u6574\u5f62\u7f8e\u5bb9\u540e\uff0c\u4ece\u4e0eBZ_Counter\u7c7b\u4f3c\u768432 b\u8ba1\u6570DC_Counter\u7684\u949f\u8868\u952e\u5165\u7aefDC_CLK\u952e\u5165\uff0c\u7cbe\u786e\u6d4b\u91cf\u5de5\u4f5c\u9891\u7387\u4e3aFx\u3002<\/p>\n

\u7cbe\u786e\u6d4b\u91cf\u9010\u6e10\uff0c\u4f18\u9009\u5355\u7247\u673a\u8bbe\u8ba1\u4f20\u51fa\u4e00\u4e2a\u6e05\u96f6\u6570\u636e\u4fe1\u53f7CLR\uff0c\u4f7f2\u4e2a32 b\u7684\u8ba1\u6570\u548cD\u89e6\u53d1\u5668\u539f\u7406<\/u>\u7f6e0\uff0c\u968f\u540e\u5355\u7247\u673a\u8bbe\u8ba1\u518d\u4f20\u51fa\u5bb9\u8bb8\u6d4b\u9891\u6307\u4ee4\uff0c\u5373\u4f7f\u9884\u8bbe\u81ea\u52a8\u95e8\u6570\u636e\u4fe1\u53f7GATE\u4e3a\u9ad8\u7535\u5e73\uff0c\u8fd9\u65f6D\u89e6\u53d1\u5668\u8981\u4e00\u76f4\u76f4\u5230\u88ab\u6d4b\u8baf\u53f7\u7684\u4e0a\u5347\u6cbf\u6839\u636e\u65f6\uff0cQ\u7aef\u624d\u88ab\u7f6e1\uff0c\u5373\u4f7fBZ_ENA\u548cDC_ENA\u4e0e\u6b64\u540c\u65f6\u4e3a1\uff0c\u5c06\u8fd0\u884c\u8ba1\u7b97\u65b9\u5f0fBZ_Counter\u548cDC_Counter\uff0c\u7cfb\u7edf\u8f6f\u4ef6\u8fdb\u5230\u6d4b\u7b97\u5bb9\u8bb8\u5468\u671f\u65f6\u95f4\u3002\u8fd9\u65f6\uff0c\u8ba1\u6570BZ_Counter\u548cDC_Counter\u5404\u81ea\u5bf9\u88ab\u6d4b\u6570\u636e\u4fe1\u53f7\u548c\u89c4\u8303\u5de5\u4f5c\u9891\u7387\u6570\u636e\u4fe1\u53f7\u4e0e\u6b64\u540c\u65f6\u8bb0\u6570\u3002\u5f53Tc\u79d2\u4e4b\u540e\uff0c\u9884\u8bbe\u81ea\u52a8\u95e8\u6570\u636e\u4fe1\u53f7\u88ab\u5355\u7247\u673a\u8bbe\u8ba1\u7f6e\u4e3a\u4f4e\u7535\u9891\uff0c\u4f46\u8fd9\u65f62\u4e2a32 b\u7684\u8ba1\u6570\u4f9d\u7136\u6c92\u6709\u7ec8\u6b62\u8bb0\u6570\uff0c\u4e00\u76f4\u76f4\u5230\u63a5\u7740\u800c\u81f3\u7684\u5f85\u6d4b\u6570\u636e\u4fe1\u53f7\u7684\u4e0a\u5347\u6cbf\u6765\u4e34\u65f6\uff0c\u624d\u6839\u636eD\u89e6\u53d1\u5668\u5c06\u8fd92\u4e2a\u8ba1\u7b97\u65b9\u5f0f\u4e0e\u6b64\u540c\u65f6\u5173\u6389\u3002\u7531\u56fe2\u4e00\u6837\u7684\u6d4b\u9891\u72b6\u6001\u56fe\u7531\u6b64\u53ef\u89c1\uff0cGATE\u7684\u95f4\u8ddd\u548c\u4ea7\u751f\u7684\u65f6\u95f4\u6bb5\u90fd\u4e0d\u53ef\u80fd\u5371\u5bb3\u8bb0\u6570\u4e5f\u5c31\u80fd\u6570\u636e\u4fe1\u53f7\u5bb9\u8bb8\u8bb0\u6570\u7684\u5468\u671f\u65f6\u95f4\u4e00\u76f4\u6b63\u597d\u76f8\u5f53\u4e8e\u88ab\u6d4b\u6570\u636e\u4fe1\u53f7XCLK\u7684\u8be6\u7ec6\u5468\u671f\u65f6\u95f4\uff0c\u8fd9\u6070\u597d\u662f\u4fdd\u8bc1XCLK\u5728\u4e00\u5207\u5de5\u4f5c\u9891\u7387\u6807\u51c6\u4e0b\u90fd\u80fd\u7ef4\u6301\u5300\u901f\u8fd0\u52a8\u6d4b\u91cf\u7cbe\u5ea6\u7684\u91cd\u8981\u3002\u7531\u4e8e\uff0c\u8fd9\u65f6GATE\u7684\u603b\u5bbdTc\u66f4\u6539\u53ca\u5176\u4efb\u610f\u7684\u53d1\u751f\u6642\u95f4\u5bfc\u81f4\u7684\u504f\u5dee\u8f83\u591a\u4ec5\u6709\u6807\u51c6\u949f\u8868BCLK\u6570\u636e\u4fe1\u53f7\u7684\u4e00\u4e2a\u6307\u4ee4\u5468\u671f\uff0c\u56e0\u4e3aBCLK\u7684\u4fe1\u606f\u662f\u7531\u9ad8\u7a33\u5b9a\u6027\u7684100 MHz\u7ed3\u6676<\/u>\u9707\u8361\u5668<\/u>\u4f20\u51fa\u7684\uff0c\u56e0\u6b64\u4efb\u4f55\u65f6\u5019\u7684\u80af\u5b9a\u6570\u636e\u8bef\u5dee\u4ec5\u67091\/108 s\uff0c\u8fd9\u4e5f\u662f\u7cfb\u7edf\u8f6f\u4ef6\u9020\u6210\u5173\u952e\u7684\u504f\u5dee\u3002<\/p>\n

\u5efa\u5728\u67d0\u4e00\u6b21\u9884\u8bbe\u81ea\u52a8\u95e8\u6642\u95f4Tc\u4e2d\u5bf9\u88ab\u6d4b\u6570\u636e\u4fe1\u53f7\u8ba1\u6807\u503c\u4e3aNx\uff0c\u5bf9\u89c4\u8303\u5de5\u4f5c\u9891\u7387\u6570\u636e\u4fe1\u53f7\u7684\u8ba1\u6807\u503c\u4e3aNb\uff0c\u5219\u4f9d\u636e\u6c34\u5229\u95f8\u95e8\u6642\u95f4\u76f8\u540c\uff0c\u53ef\u5f97\u5230\u516c\u5f0f\u8ba1\u7b97\uff081\uff09\uff1a<\/p>\n

\"37.jpg\"<\/p>\n

2 \u9891\u7387\u8ba1\u7684VHDL\u8bbe\u8ba1\u65b9\u6848<\/p>\n

\u672c\u8bbe\u8ba1\u65b9\u6848\u9009\u7528ALTERA<\/u>\u4f01\u4e1a\u7684FPGA\u96c6\u6210icEPF10K10\uff0c\u8be5\u96c6\u6210ic\u5f15\u811a\u95f4\u7684\u5ef6\u8fdf\u65f6\u95f4\u4e3a5 ns\uff0c\u5373\u5de5\u4f5c\u9891\u7387\u4e3a200 MHz\uff0c\u8fd0\u7528\u89c4\u8303\u5316\u7684\u786c\u4ef6\u914d\u7f6e\u63cf\u8ff0\u8bed\u8a00VHDL\u6709\u6bd4\u8f83\u4e30\u5bcc\u7684\u57fa\u672c\u6570\u636e\u7c7b\u578b\uff0c\u4ed6\u7684\u7ed3\u6784\u6a21\u578b\u662f\u5c42\u6b21\u5316\u7684\uff0c\u8fd0\u7528\u8fd9\u79cd\u4e30\u5bcc\u591a\u5f69\u7684\u57fa\u672c\u6570\u636e\u7c7b\u578b\u548c\u5c42\u6b21\u5316\u7684\u7ed3\u6784\u6a21\u578b\uff0c\u5bf9\u7e41\u6742\u7684\u6570\u636e\u7cfb\u7edf\u8f6f\u4ef6\u5f00\u5c55\u6570\u5b57\u903b\u8f91\u5e76\u4e14\u7528\u7535\u5b50\u8ba1\u7b97\u673a<\/u>\u6a21\u62df\u4eff\u771f\uff0c\u4e0d\u65ad\u5b8c\u5584\u540e\u5f00\u5c55\u5168\u81ea\u52a8\u7efc\u5408\u6027\u8f6c\u5316\u6210\u7b26\u5408\u89c4\u5b9a\u7684\u3001\u5728\u7535\u6e90\u7535\u8def\u6784\u9020\u4e0a\u53ef\u5b8c\u6210\u7684\u6570\u5b57\u903b\u8f91\uff0c\u518d\u5728\u7ebf\u4e0b\u8f7d\u5230\u53ef\u7f16\u903b\u8f91\u6027\u5143\u5668\u4ef6<\/u>\u4e2d\uff0c\u5c31\u53ef\u4ee5\u8fdb\u884c\u8bbe\u8ba1\u65b9\u6848\u3002\u4e0b\u8fb9\u5f97\u51fa\u8be5\u9891\u7387\u8ba1\u6839\u636eEPF10K10\u7684VHDL\u53d9\u8ff0\u6e90\u4ee3\u7801\uff1a<\/p>\n

\"\u9891\u7387\u8ba1\u57fa\u4e8eEPF10K10\u7684VHDL\u63cf\u8ff0\u6e90\u7a0b\u5e8f\"<\/p>\n

\"\u9891\u7387\u8ba1\u57fa\u4e8eEPF10K10\u7684VHDL\u63cf\u8ff0\u6e90\u7a0b\u5e8f\"<\/p>\n

\u6a21\u62df\u4eff\u771f\u6ce2\u578b\u5982\u4e0b\u56fe2\u6240\u663e\u793a\u3002<\/p>\n

\"\u4eff\u771f\u6ce2\u5f62\u5982\u56fe2\u6240\u793a\"<\/p>\n

3 \u7ed3 \u8bed<\/p>\n

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