{"id":2403,"date":"2019-05-08T08:44:54","date_gmt":"2019-05-08T08:44:54","guid":{"rendered":""},"modified":"2019-05-08T16:45:12","modified_gmt":"2019-05-08T08:45:12","slug":"%e5%9f%ba%e4%ba%8efpga%e7%9a%84cmos%e5%9b%be%e5%83%8f%e4%bc%a0%e6%84%9f%e5%99%a8%e6%8e%a7%e5%88%b6%e6%97%b6%e5%ba%8f%e7%9a%84%e8%ae%be%e8%ae%a1","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=2403","title":{"rendered":"\u57fa\u4e8eFPGA\u7684CMOS\u56fe\u50cf\u4f20\u611f\u5668\u63a7\u5236\u65f6\u5e8f\u7684\u8bbe\u8ba1"},"content":{"rendered":"
\n\tCMOS\u56fe\u50cf\u4f20\u611f\u5668<\/u>\u4ea7\u751f\u4e8e20\u4e16\u7eaa80\u5e74\u4ee3\uff0c\u7531\u4e8e\u5f53\u65f6CMOS\u5de5\u827a\u7684\u5236\u9020<\/u>\u6280\u672f\u4e0d\u9ad8\uff0c\u4ee5\u81f3\u4e8e\u4f20\u611f\u5668<\/u>\u5728\u5e94\u7528\u4e2d\u7684\u6742\u8baf\u8f83\u5927\uff0c\u5546\u54c1\u5316\u7684\u8fdb\u7a0b\u4e00\u76f4\u5f88\u6162\u3002\u81f3\u4eca\uff0c\u968f\u7740\u5de5\u827a\u7684\u4e0d\u65ad\u63d0\u9ad8\uff0cCMOS\u56fe\u50cf\u4f20\u611f\u5668\u7684\u5e94\u7528\u8303\u56f4\u4e5f\u4e0d\u65ad\u6269\u5927\uff0c\u6d89\u53ca\u5230\u6570\u7801\u4ea7\u54c1\u3001\u901a\u8baf\u3001\u5de5\u4e1a\uff0c\u533b\u7597\u7b49\u5404\u9886\u57df\u3002\u4e0eCCD\u76f8\u6bd4\uff0cCMOS\u56fe\u50cf\u4f20\u611f\u5668\u5177\u6709\u4f53\u79ef\u5c0f\uff0c\u529f\u8017\u4f4e\uff0c\u6210\u672c\u4f4e\u7b49\u7279\u70b9\u3002Cypress<\/u>\u516c\u53f8\u7684CMOS\u56fe\u50cf\u4f20\u611f\u5668IBIS5-B-1300\u662f\u4e00\u6b3e\u9ad8\u6027\u80fd\u3001\u5927\u52a8\u6001\u8303\u56f4\u7684\u56fe\u50cf\u4f20\u611f\u5668\u3002\u56fe\u50cf\u4f20\u611f\u5668\u7684\u6b63\u5e38\u5de5\u4f5c\u9700\u8981\u6709\u6b63\u786e\u7684\u9a71\u52a8\u65f6\u5e8f\u4fe1\u53f7\uff0c\u672c\u6587\u5c31\u56fe\u50cf\u4f20\u611f\u5668IBIS5-B-1300\uff0c\u7ed9\u51fa\u91c7\u7528VHDL\u8bed\u8a00\u8bbe\u8ba1\u7684\u9a71\u52a8\u65f6\u5e8f\u548c\u4eff\u771f\u7ed3\u679c\u3002<\/p>\n
\n\t1 IBIS5-B-1300\u56fe\u50cf\u4f20\u611f\u5668<\/p>\n
\n\t1\uff0e1 \u82af\u7247\u7b80\u4ecb<\/p>\n
\n\tCypress\u516c\u53f8\u7684IBIS5-B-1300\u5c06\u6a21\u62df\u56fe\u50cf\u83b7\u53d6\u3001\u6570\u5b57\u5316\u548c\u6570\u5b57\u4fe1\u53f7\u5904\u7406\u7684\u529f\u80fd\u96c6\u6210\u5728\u5355\u4e00\u82af\u7247\u4e2d\uff0c\u662f\u4e00\u6b3e\u9ad8\u6027\u80fd\u7684CMOS\u56fe\u50cf\u4f20\u611f\u5668\u3002\u8fd9\u6b3e130\u4e07\u50cf\u7d20\uff081 280×1 024\uff09\u7684\u56fe\u50cf\u4f20\u611f\u5668\u53ef\u4ee5\u91c7\u7528SXGA\u6216VGA\u683c\u5f0f\u8f93\u51fa\uff0c\u5e27\u9891\u53ef\u8fbe27\uff0e5 f\uff0fs\uff081 280×1 024\uff09\u6216106 f\uff0fs\uff08640×480\uff09\u3002<\/p>\n
\n\t\u5176\u4e3b\u8981\u7279\u70b9\u5982\u4e0b\uff1a<\/p>\n
\n\t\uff081\uff096\uff0e7μm\u7684\u9ad8\u586b\u5145\u56e0\u5b50\u50cf\u7d20\u5355\u5143\u3002\u5b83\u53ef\u4f7f\u5668\u4ef6\u7684\u7075\u654f\u5ea6\u8f83\u9ad8\uff0c\u566a\u58f0\u8f83\u5c0f\u3002<\/p>\n
\n\t\uff082\uff09\u9ad8\u7684\u52a8\u6001\u8303\u56f4\uff08\u5355\u659c\u7387\u79ef\u5206\u4e0b\u4e3a64 dB\uff09\u3002\u5f53\u91c7\u7528\u53cc\u659c\u7387\u79ef\u5206\u6216\u591a\u659c\u7387\u79ef\u5206\u65f6\uff0c\u52a8\u6001\u8303\u56f4\u53ef\u8fdb\u4e00\u6b65\u63d0\u9ad8\u3002<\/p>\n
\n\t\uff083\uff09\u7247\u8f7d\u53ef\u8c03\u6574\u589e\u76ca\u548c\u504f\u7f6e\u7684\u8f93\u51fa\u653e\u5927\u5668<\/u>\u3002\u5b83\u80fd\u4f7f\u4fe1\u53f7\u7684\u6296\u52a8\u9650\u5236\u5728\u7247\u8f7d10 b ADC<\/u>\u7684\u8f93\u5165\u8303\u56f4\u4e4b\u5185\u3002<\/p>\n
\n\t\uff084\uff09\u7247\u8f7d40 MHz\u768410 b ADC\u3002\u5b83\u53ef\u76f4\u63a5\u5bf9\u8f93\u51fa\u6a21\u62df\u4fe1\u53f7\u8fdb\u884c\u6a21\uff0f\u6570\u8f6c\u6362\uff0c\u8be5ADC\u5728\u7535\u6c14\u4e0a\u4e0e\u56fe\u50cf\u4f20\u611f\u5668\u5206\u79bb\uff0c\u5982\u679c\u9700\u8981\uff0c\u53ef\u9009\u62e9\u4e0d\u7ecf\u6a21\uff0f\u6570\u8f6c\u6362\u800c\u76f4\u63a5\u8f93\u51fa\u6a21\u62df\u4fe1\u53f7\u3002<\/p>\n
\n\t\uff085\uff09\u968f\u673a\u5f00\u7a97<\/u>\u6a21\u5f0f\u548c\u4e9a\u91c7\u6837\u6a21\u5f0f\u3002\u968f\u673a\u5f00\u7a97\u6a21\u5f0f\u53ef\u4ee5\u53ea\u5bf9\u611f\u5174\u8da3\u7684\u533a\u57df\u8fdb\u884c\u8bfb\u51fa\uff1b\u4e9a\u91c7\u6837\u6a21\u5f0f\u53ef\u4ee5\u5f88\u597d\u5730\u6ee1\u8db3\u56fe\u50cf\u538b\u7f29\u7684\u9700\u8981\u3002<\/p>\n
\n\t\uff086\uff09\u7247\u8f7d\u65f6\u5e8f\u4e0e\u63a7\u5236\u903b\u8f91\u5e8f\u5217\u53d1\u751f\u5668\u3001\u5185\u90e8\u5bc4\u5b58\u5668<\/u>\u3002\u5b83\u53ef\u4f7f\u5f97\u8bbe\u8ba1\u8005\u7528\u8f83\u5c11\u7684\u4fe1\u53f7\u6765\u63a7\u5236\u4f20\u611f\u5668\u7684\u5de5\u4f5c\u3002<\/p>\n
\n\t1\uff0e2 \u5de5\u4f5c\u539f\u7406<\/p>\n
\n\tIBIS5-B-1300\u5185\u90e8\u670912\u4e2a\u5bc4\u5b58\u5668\uff0c\u63d0\u4f9b\u4f20\u611f\u5668\u5de5\u4f5c\u6240\u9700\u7684\u53c2\u6570\u53ca\u5de5\u4f5c\u65b9\u5f0f\u3002\u5bf9\u5bc4\u5b58\u5668\u5199\u5165\u7684\u6570\u636e\u51b3\u5b9a\u4e86\u4f20\u611f\u5668\u7684\u5de5\u4f5c\u72b6\u6001\u3002\u5bc4\u5b58\u5668\u7684\u6570\u636e\u5199\u5165\u63a5\u53e3\u67093\u79cd\uff1a\u5e76\u884c\u63a5\u53e3\u3001\u4e32\u884c\u4e09\u7ebf\u63a5\u53e3\u3001\u4e32\u884c\u4e24\u7ebf\u63a5\u53e3\u3002\u53ef\u901a\u8fc7\u82af\u7247\u7684IF_MODE\u548cSER_MODE\u7ba1\u811a\u63a5\u4e0d\u540c\u7684\u503c\u6765\u9009\u62e9\u4e0d\u540c\u7684\u6570\u636e\u63a5\u53e3\u6a21\u5f0f\uff08\u5982\u88681\u6240\u793a\uff09\u3002<\/p>\n
\n\t<\/p>\n
\n\t\u5e76\u884c\u63a5\u53e3\u4f7f\u752816 b\u5e76\u884c\u8f93\u5165\u6765\u8f7d\u5165\u65b0\u7684\u5bc4\u5b58\u5668\u503c\u3002\u4e32\u884c3\u7ebf\u63a5\u53e3\uff08\u6216\u4e32\u8f6c\u5e76\u63a5\u53e3\uff09\u4f7f\u7528\u4e32\u884c\u63a5\u53e3\u5c06\u6570\u636e\u79fb\u5165\u5bc4\u5b58\u5668\u7f13\u51b2\u5668\uff0c\u5f53\u5b8c\u6574\u7684\u6570\u636e\u5b57\u79fb\u5165\u5bc4\u5b58\u5668\u7f13\u51b2\u5668\u65f6\uff0c\u6570\u636e\u5b57\u624d\u88ab\u8f7d\u5165\u5f53\u524d\u6b63\u5728\u7f16\u7801\u7684\u5bc4\u5b58\u5668\u3002\u4e32\u884c2\u7ebf\u662f\u4e00\u4e2a\u5355\u5411\u7684\u63a5\u53e3\uff0c\u672c\u6587\u6682\u4e0d\u505a\u5206\u6790\u3002<\/p>\n
\n\tIBIS5-B-1300\u5177\u6709\u4e24\u79cd\u5feb\u95e8\u65b9\u5f0f\uff1a\u5377\u5e18\u5feb\u95e8\u548c\u540c\u6b65\u5feb\u95e8\uff0c\u7528\u5bc4\u5b58\u5668\uff080000\uff09\u7684bitO\u8fdb\u884c\u8bbe\u5b9a\uff0c“1”\u4e3a\u5377\u5e18\u5feb\u95e8\uff0c“0”\u4e3a\u540c\u6b65\u5feb\u95e8\u3002\u65f6\u5e8f\u5982\u56fe1\uff0c\u56fe2\u6240\u793a\u3002<\/p>\n
\n\t<\/p>\n
\n\t\u5728\u5377\u5e18\u5feb\u95e8\u6a21\u5f0f\u4e0b\uff0c\u5e27\u9891Fram<\/u>e period=\uff08Nr\uff0eLines×\uff08RBT+Pi<\/u>xel Period*Nr\uff0ePixels\uff09\uff09\u3002<\/p>\n
\n\t\u5728\u540c\u6b65\u5feb\u95e8\u6a21\u5f0f\u4e0b\uff0c\u5e27\u9891Frame period=“Ti<\/u>nt”+Tread out=“TInt”+\uff08Nr\uff0eLines×\uff08RBT+Pixel Period×Nr\uff0ePixels\uff09\uff09\u3002\u5176\u4e2d\uff0cTInt\u4e3a\u79ef\u5206\uff08\u66dd\u5149\uff09\u65f6\u95f4\uff1bNr\uff0eLines\u4e3a\u6bcf\u5e27\u8bfb\u51fa\u7684\u884c\u6570\uff1bNr\uff0ePixels\u4e3a\u6bcf\u884c\u8bfb\u51fa\u7684\u50cf\u7d20\u6570\uff1bRBT\u4e3a\u884c\u7a7a\u767d\u65f6\u95f4\uff08\u5178\u578b\u503c\u4e3a3\uff0e5 ms\uff09\uff1bPixel Period\u4e3a1\uff0f40 MHz=“25” ns\u3002<\/p>\n
\n\t\u5377\u5e18\u5feb\u95e8\u4e2d\u6709\u4e24\u4e2ay\u65b9\u5411\u7684\u79fb\u4f4d\u5bc4\u5b58\u5668\uff0c\u4e00\u4e2a\u6307\u5411\u6b63\u5728\u88ab\u8bfb\u51fa\u7684\u884c\uff0c\u53e6\u4e00\u4e2a\u6307\u5411\u6b63\u5728\u88ab\u590d\u4f4d\u7684\u884c\uff0c\u4e24\u4e2a\u6307\u9488\u7531\u540c\u4e00\u65f6\u949f<\/u>y_clock\uff08\u884c\u65f6\u949f\uff09\u9a71\u52a8\uff0c\u5b83\u4eec\u4e4b\u95f4\u7684\u5dee\u503c\u4ee3\u8868\u4e86\u5149\u79ef\u5206\u65f6\u95f4\u3002\u5728\u5377\u5e18\u5feb\u95e8\u6a21\u5f0f\u4e0b\uff0c\u50cf\u7d20\u7684\u8bfb\u51fa\u548c\u590d\u4f4d\u540c\u65f6\u8fdb\u884c\uff0c\u6bcf\u884c\u50cf\u7d20\u7684\u590d\u4f4d\u548c\u8bfb\u51fa\u662f\u987a\u5e8f\u8fdb\u884c\u7684\uff08\u89c1\u56fe3\uff09\u3002\u50cf\u7d20\u7684\u79ef\u5206\u65f6\u95f4\u53ef\u4ee5\u901a\u8fc7\u5bc4\u5b58\u5668INT_TIME\u6765\u4fee\u6539\u3002\u5728\u8fd9\u79cd\u6a21\u5f0f\u4e0b\uff0c\u50cf\u7d20\u5728\u4e0d\u540c\u7684\u65f6\u523b\u611f\u5149\uff0c\u56e0\u800c\u5728\u91c7\u96c6\u52a8\u6001\u56fe\u50cf\u65f6\u4f1a\u4ea7\u751f\u6a21\u7cca\u3002<\/p>\n
\n\t<\/p>\n
\n\t\u5728\u540c\u6b65\u5feb\u95e8\u6a21\u5f0f\u4e0b\uff0c\u6240\u6709\u50cf\u7d20\u7684\u5149\u79ef\u5206\u5728\u540c\u4e00\u65f6\u523b\u8fdb\u884c\u7684\u3002\u6240\u6709\u50cf\u7d20\u540c\u65f6\u88ab\u590d\u4f4d\uff0c\u5728\u7ecf\u8fc7\u5149\u79ef\u5206\u540e\uff0c\u50cf\u7d20\u7684\u503c\u88ab\u5b58\u50a8\u5728\u6bcf\u4e2a\u50cf\u7d20\u7684\u5b58\u50a8\u8282\u70b9\u4e0a\uff0c\u7136\u540e\u9010\u884c\u4f9d\u6b21\u8bfb\u51fa\u3002\u50cf\u7d20\u7684\u5149\u79ef\u5206\u548c\u8bfb\u51fa\u662f\u4e32\u884c\u7684\uff0c\u5728\u50cf\u7d20\u8bfb\u51fa\u65f6\uff0c\u79ef\u5206\u88ab\u7981\u6b62\uff0c\u56e0\u800c\u53ef\u4ee5\u907f\u514d\u5377\u5e18\u5feb\u95e8\u6240\u4ea7\u751f\u7684\u52a8\u6001\u56fe\u50cf\u6a21\u7cca\u7684\u95ee\u9898\u3002\u6b64\u5916\uff0c\u540c\u6b65\u5feb\u95e8\u652f\u6301\u591a\u659c\u7387\u79ef\u5206\uff0c\u53ef\u83b7\u5f97\u6bd4\u5377\u5e18\u5feb\u95e8\u66f4\u9ad8\u7684\u52a8\u6001\u8303\u56f4\u3002<\/p>\n
\n\t\u7efc\u4e0a\u5206\u6790\uff0c\u5728\u4f7f\u7528\u8fd9\u6b3e\u6210\u50cf\u5668\u82af\u7247\u65f6\uff0c\u5bf9\u5feb\u95e8\u65b9\u5f0f\u8981\u6839\u636e\u5e94\u7528\u7684\u573a\u5408\u8fdb\u884c\u9009\u62e9\uff0c\u5728\u5bf9\u5feb\u901f\u8fd0\u52a8\u7684\u7269\u4f53\u8fdb\u884c\u6355\u83b7\u6216\u8981\u6c42\u6709\u9ad8\u7684\u52a8\u6001\u8303\u56f4\u65f6\u5e94\u9009\u62e9\u540c\u6b65\u5feb\u95e8\uff1b\u800c\u5728\u5bf9\u56fe\u50cf\u7684\u5e27\u901f\u7387\u8981\u6c42\u8f83\u9ad8\u6216\u8981\u5bf9\u56fe\u50cf\u8fdb\u884c\u8fde\u7eed\u91c7\u96c6\u65f6\u5e94\u9009\u62e9\u5377\u5e18\u5feb\u95e8\u3002<\/p>\n
\n\t2 \u57fa\u4e8eFPGA<\/u>\u7684CMOS\u63a7\u5236\u65f6\u5e8f\u7684\u8bbe\u8ba1<\/p>\n
\n\t2\uff0e1 \u73b0\u573a\u53ef\u7f16\u7a0b\u95e8\u9635\u5217FPGA<\/p>\n
\n\t\u968f\u7740\u96c6\u6210\u7535\u8def<\/u>\u7684\u53d1\u5c55\uff0c\u5927\u89c4\u6a21\u53ef\u7f16\u7a0b\u903b\u8f91\u5668\u4ef6\u5e7f\u6cdb\u7528\u4e8e\u7535\u8def\u8bbe\u8ba1\u9886\u57df\uff0c\u5b83\u5177\u6709\u529f\u8017\u4f4e\uff0c\u53ef\u9760\u6027\u9ad8\u7684\u7279\u70b9\uff0c\u540c\u65f6\u5927\u5927\u51cf\u5c0f\u4e86\u7535\u8def\u677f<\/u>\u7684\u5c3a\u5bf8\u3002FPGA\u7684\u5185\u90e8\u7ed3\u6784\u51b3\u5b9a\u4e86FPGA\u5728\u65f6\u5e8f\u8bbe\u8ba1\u65b9\u9762\u7684\u4f18\u8d8a\u6027\u3002\u8be5\u8bbe\u8ba1\u9009\u7528Xilinx\u516c\u53f8\u7684Spartan3\u7cfb\u5217FPGA\u82af\u7247XC3$50\u4f5c\u4e3a\u786c\u4ef6\u8bbe\u8ba1\u5e73\u53f0\u3002Spar-tan3\u57fa\u4e8eVirte<\/u>x\u2161FPGA\u67b6\u6784\uff0c\u91c7\u752890 nm\u6280\u672f\uff0c8\u5c42\u91d1\u5c5e\u5de5\u827a\uff0c\u5185\u5d4c\u786c\u6838\u4e58\u6cd5\u5668\u548c\u6570\u5b57\u65f6\u949f\u7ba1\u7406\u6a21\u5757\u3002\u4ece\u7ed3\u6784\u4e0a\u770b\uff0c\u5b83\u5c06\u903b\u8f91\u3001\u5b58\u50a8\u5668\u3001\u6570\u5b57\u8fd0\u7b97\u3001\u6570\u5b57\u5904\u7406\u5668\u3001I\uff0fO\u4ee5\u53ca\u7cfb\u7edf\u7ba1\u7406\u8d44\u6e90\u5b8c\u7f8e\u5730\u7ed3\u5408\u5728\u4e00\u8d77\uff0c\u4f7f\u4e4b\u5177\u6709\u66f4\u9ad8\u5c42\u6b21\u3001\u66f4\u5e7f\u6cdb\u7684\u5e94\u7528\u3002<\/p>\n
\n\t2\uff0e2 \u63a7\u5236\u65f6\u5e8f\u7684\u8bbe\u8ba1<\/p>\n
\n\t\u8be5\u8bbe\u8ba1\u91c7\u7528VHDL\u786c\u4ef6\u63cf\u8ff0\u8bed\u8a00\uff0c\u6839\u636e\u81ea\u9876\u5411\u4e0b\u7684\u8bbe\u8ba1\u65b9\u6cd5\uff0c\u5c06\u65f6\u5e8f\u63a7\u5236\u90e8\u5206\u5206\u4e3a\u4e09\u4e2a\u6a21\u5757\uff1a\u590d\u4f4d\u6a21\u5757\u3001\u5bc4\u5b58\u5668\u914d\u7f6e\u6a21\u5757\u548c\u5feb\u95e8\u6a21\u5757\u3002\u7531\u4e8e\u5bc4\u5b58\u5668\u6709\u4e24\u79cd\u914d\u7f6e\u65b9\u5f0f\uff0c\u5feb\u95e8\u6a21\u5f0f\u4e5f\u6709\u4e24\u79cd\uff0c\u56e0\u800c\u540e\u4e24\u90e8\u5206\u90fd\u53ef\u4ee5\u518d\u7ec6\u5206\u4e3a\u4e24\u4e2a\u5c0f\u6a21\u5757\u3002\u4e09\u4e2a\u5927\u7684\u6a21\u5757\u6709\u4e25\u683c\u7684\u5148\u540e\u5173\u7cfb\uff0c\u5fc5\u987b\u5728\u524d\u4e00\u6a21\u5757\u5df2\u5b8c\u6210\u540e\uff0c\u624d\u53ef\u5f00\u59cb\u540e\u4e00\u6a21\u5757\u3002\u56fe4\u663e\u793a\u6a21\u5757\u7684\u5212\u5206\u53ca\u5176\u5173\u7cfb\u3002<\/p>\n
\n\t<\/p>\n
\n\t\u590d\u4f4d\u6a21\u5757\u662f\u7528\u6765\u4ea7\u751f\u56fe\u50cf\u4f20\u611f\u5668\u6240\u9700\u7684SYS_RE_SET\u4fe1\u53f7\uff0c\u4f7f\u4f20\u611f\u5668\u6b63\u5e38\u590d\u4f4d\uff0c\u5185\u90e8\u5bc4\u5b58\u5668\u6e05\u96f6\uff0c\u4e3a\u5bc4\u5b58\u5668\u7684\u914d\u7f6e\u505a\u597d\u51c6\u5907\u3002<\/p>\n
\n\t\u5bc4\u5b58\u5668\u914d\u7f6e\u6a21\u5757\u662f\u7528\u6765\u914d\u7f6e\u56fe\u50cf\u4f20\u611f\u5668\u5185\u90e8\u768412\u4e2a\u5bc4\u5b58\u5668\uff0c\u63d0\u4f9b\u4f20\u611f\u5668\u5de5\u4f5c\u6240\u9700\u7684\u53c2\u6570\u548c\u65b9\u5f0f\u3002\u5176\u4e2d\uff0c\u53c2\u6570\u6709\u79ef\u5206\u65f6\u95f4\u3001\u79ef\u5206\u65b9\u5f0f\uff08\u5355\u659c\u7387\u6216\u591a\u659c\u7387\uff09\u3001X\u5e8f\u5217\u53d1\u751f\u5668\u7684\u65f6\u949f\u95f4\u9694\u3001SS\u5e8f\u5217\u53d1\u751f\u5668\u7684\u65f6\u949f\u95f4\u9694\u3001\u4e9a\u91c7\u6837\u65b9\u5f0f\u3001\u5f00\u7a97\u4f4d\u7f6e\u53ca\u5927\u5c0f\u7b49\u3002<\/p>\n
\n\t\u5feb\u95e8\u6a21\u5757\u7528\u4e8e\u4ea7\u751f\u4f20\u611f\u5668\u5de5\u4f5c\u6240\u9700\u7684\u4e00\u4e9b\u63a7\u5236\u4fe1\u53f7\uff0c\u9488\u5bf9\u5feb\u95e8\u65b9\u5f0f\u7684\u4e0d\u540c\u7ed9\u51fa\u6240\u9700\u7684\u65f6\u5e8f\u63a7\u5236\u4fe1\u53f7\u3002\u5728\u540c\u6b65\u5feb\u95e8\u7684\u8bbe\u8ba1\u4e2d\uff0c\u8be5\u8bbe\u8ba1\u91c7\u7528\u5355\u659c\u7387\u79ef\u5206\uff0c\u5728\u6b64\u8bbe\u8ba1\u57fa\u7840\u4e0a\u591a\u659c\u7387\u79ef\u5206\u5bb9\u6613\u5b9e\u73b0\u3002<\/p>\n
\n\t\u8be5\u8bbe\u8ba1\u91c7\u7528VHDL\u5bf9\u5404\u6a21\u5757\u65f6\u5e8f\u8fdb\u884c\u7f16\u7a0b\u3002\u5176\u4e2d\uff0c\u5feb\u95e8\u6a21\u5757\u4f7f\u7528\u72b6\u6001\u673a\u6765\u5b9e\u73b0\u5404\u72b6\u6001\u4e4b\u95f4\u7684\u8f6c\u6362\uff08\u56fe5\u663e\u793a\u4e86\u5377\u5e18\u6a21\u5757\u7684\u72b6\u6001\u8f6c\u79fb\u56fe\uff0c\u56fe6\u663e\u793a\u4e86\u540c\u6b65\u5feb\u95e8\u7684\u72b6\u6001\u8f6c\u79fb\u56fe\uff09\u3002\u5168\u5c40\u65f6\u949f\u548cADC\u65f6\u949f\u91c7\u7528DCM\u5373\u6570\u5b57\u65f6\u949f\u7ba1\u7406\u5355\u5143\u6765\u5b9e\u73b0\u3002<\/p>\n
\n\t<\/p>\n
\n\t3 \u5b9e\u9a8c\u7ed3\u679c<\/p>\n
\n\t3\uff0e1 \u4eff\u771f\u7ed3\u679c<\/p>\n
\n\t\u65f6\u5e8f\u63a7\u5236\u7535\u8def\u8bbe\u8ba1\u5b8c\u6bd5\u540e\uff0c\u9700\u8981\u5bf9\u5404\u90e8\u5206\u8fdb\u884c\u529f\u80fd\u4eff\u771f\u3001\u903b\u8f91\u7efc\u5408\u4ee5\u53ca\u7efc\u5408\u540e\u4eff\u771f\uff0c\u6700\u540e\u5bf9\u6574\u4e2a\u7cfb\u7edf\u8fdb\u884c\u7efc\u5408\u3001\u5e03\u5c40\u5e03\u7ebf<\/u>\uff0c\u5b8c\u6210\u65f6\u5e8f\u4eff\u771f\u3002\u5bf9\u5404\u6a21\u5757\u7f16\u7a0b\u5e76\u4eff\u771f\u901a\u8fc7\u540e\uff0c\u5c06\u5404\u6a21\u5757\u52a0\u8f7d\u5230\u4e3b\u51fd\u6570top\u4e2d\uff0c\u91c7\u7528\u5e76\u884c\u7684\u5bc4\u5b58\u5668\u914d\u7f6e\u65b9\u5f0f\uff0c\u5bf9\u5377\u5e18\u548c\u540c\u6b65\u4e24\u79cd\u5feb\u95e8\u65b9\u5f0f\u8fdb\u884c\u4eff\u771f\uff0c\u5728Modelsim\u4e2d\u7684\u4eff\u771f\u7ed3\u679c\u5982\u56fe7\uff0c\u56fe8\u6240\u793a\u3002<\/p>\n
\n\t<\/p>\n
\n\t3\uff0e2 \u6210\u50cf\u7ed3\u679c<\/p>\n
\n\t\u5c06\u6b64\u9a71\u52a8\u65f6\u5e8f\u5e94\u7528\u4e8e\u76f8\u673a\u7cfb\u7edf\uff0c\u5728\u5168\u5e27\u8f93\u51fa\u6a21\u5f0f\uff081 280×1 024\uff09\u4e0b\uff0c\u5bf9\u9274\u522b\u7387\u9776\u548c\u9759\u7269\u8fdb\u884c\u62cd\u6444\uff0c\u5b9e\u9a8c\u7ed3\u679c\u5982\u56fe9\uff0c\u56fe10\u6240\u793a\u3002\u7531\u6240\u62cd\u6444\u7ed3\u679c\u53ef\u4ee5\u770b\u51fa\uff0c\u56fe\u50cf\u6e05\u6670\u7a33\u5b9a\uff0c\u65e0\u660e\u663e\u53d8\u5f62\uff0cCMOS\u56fe\u50cf\u4f20\u611f\u5668\u6ee1\u8db3\u4e86\u6210\u50cf\u7684\u9700\u6c42\u3002<\/p>\n
\n\t<\/p>\n
\n\t4 \u7ed3\u8bed<\/p>\n
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