{"id":2219,"date":"2019-03-13T02:10:34","date_gmt":"2019-03-13T02:10:34","guid":{"rendered":""},"modified":"2019-03-13T10:10:55","modified_gmt":"2019-03-13T02:10:55","slug":"%e5%9f%ba%e4%ba%8etdi-ccd%e7%9a%84%e5%88%a9%e7%94%a8fpga%e5%ae%9e%e7%8e%b0ccd%e5%9b%be%e5%83%8f%e6%95%b0%e6%8d%ae%e6%95%b4%e5%90%88%e5%8a%9f%e8%83%bd%e7%9a%84%e7%a1%ac","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=2219","title":{"rendered":"\u57fa\u4e8eTDI-CCD\u7684\u5229\u7528FPGA\u5b9e\u73b0CCD\u56fe\u50cf\u6570\u636e\u6574\u5408\u529f\u80fd\u7684\u786c"},"content":{"rendered":"

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\n\t <\/div>\n

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\n\t2\uff0e2\uff0e3 \u6210\u50cf\u7cfb\u7edf\u8f6f\u4ef6\u7ed3\u6784\u53ca\u529f\u80fd\u5b9e\u73b0<\/p>\n

\n\t\u6839\u636e\u8f6f\u4ef6\u7cfb\u7edf\u529f\u80fd\uff0c\u81ea\u9876\u5411\u4e0b\u5212\u5206\u6a21\u5757\uff0c\u5982\u56fe2\u6240\u793a\u3002\u4e3a\u4e86\u4fdd\u8bc1\u6a21\u5757\u95f4\u4fe1\u53f7\u7684\u72ec\u7acb\u6027\uff0c\u589e\u5f3a\u4e86\u6a21\u5757\u89e3\u8026\u5904\u7406\uff0c\u5177\u4f53\u7684\u5904\u7406\u539f\u5219\u662f\uff1a\u51cf\u5c11\u6a21\u5757IO\u6570\u91cf\uff0c\u51cf\u5c11\u903b\u8f91\u5173\u8054\u7a0b\u5ea6\uff0c\u907f\u514d\u4fe1\u53f7\u63a7\u5236\u73af\u8def\u4ea7\u751f\uff1b\u5b58\u50a8\u5668\u4e0e\u540e\u7eed\u6570\u636e\u5904\u7406\u64cd\u4f5c\u6574\u5408\uff1b\u6a21\u5757\u95f4\u907f\u514d\u6570\u636e\u4f20\u8f93\uff0c\u51cf\u5c11\u5f02\u6b65\u65f6\u949f\u57df\u7684\u6570\u636e\u540c\u6b65\u95ee\u9898\uff1b\u91c7\u7528\u8109\u51b2\u7535\u5e73\u903b\u8f91\u5b9e\u73b0\u6a21\u5757\u63a7\u5236\u7b49\u3002\u7531\u4e8e\u5408\u7406\u5212\u5206\u4e86\u8f6f\u4ef6\u6a21\u5757\uff0c\u65b9\u4fbf\u4e86\u6a21\u5757\u5316\u8bbe\u8ba1\u548c\u4eff\u771f\u9a8c\u8bc1\uff0c\u4e3a\u540e\u7eed\u7684\u5de5\u4f5c\u5960\u5b9a\u4e86\u575a\u5b9e\u7684\u57fa\u7840\u3002\u56fe2\u4e2d\u4e09\u7ea7\u6a21\u5757\u6ca1\u6709\u5177\u4f53\u7ed9\u51fa\u3002<\/p>\n

\n\t\"\u57fa\u4e8eTDI-CCD\u7684\u5229\u7528FPGA\u5b9e\u73b0CCD\u56fe\u50cf\u6570\u636e\u6574\u5408\u529f\u80fd\u7684\u786c\u4ef6\u7cfb\u7edf\u8bbe\u8ba1\"<\/p>\n

\n\t\uff081\uff09\u6570\u636e\u89e3\u6790\u6a21\u5757\u3002\u901a\u8fc7RS<\/u> 422\u89e3\u6790\u4e32\u884c\u6307\u4ee4\uff0c\u540c\u65f6\u5b8c\u6210\u90e8\u5206\u786c\u6307\u4ee4\u7ffb\u8bd1\uff0c\u5e76\u6839\u636e\u6307\u4ee4\u8981\u6c42\u53d1\u9001\u7cfb\u7edf\u9065\u6d4b\u53c2\u6570\u3002\u4e32\u884c\u63a5\u6536\u6570\u636e\u91c7\u7528\u7d2f\u52a0\u6821\u9a8c\uff0c\u5e76\u5bf9\u63a5\u6536\u6570\u636e\u8fdb\u884c\u9884\u5b58\u50a8\u3002\u6821\u9a8c\u6b63\u786e\u540e\uff0c\u5c06\u6570\u636e\u4ee5\u4e52\u4e53\u65b9\u5f0f\u5b58\u5165RAM\uff0c\u4ee5\u4fdd\u8bc1\u8bfb\uff0f\u5199\u903b\u8f91\u4e0d\u51b2\u7a81\uff1b\u6821\u9a8c\u9519\u8bef\u65f6\uff0c\u4e0d\u8f6c\u5b58\u6570\u636e\u3002\u6839\u636e\u4e0d\u540c\u7684\u6307\u4ee4\u7c7b\u578b\uff0c\u5bf9\u76f8\u5e94\u7684\u5730\u5740\u8fdb\u884c\u8bfb\uff0f\u5199\u64cd\u4f5c\uff0c\u66f4\u65b0\u5b8c\u6bd5\u540e\u7ed9\u51fa\u6807\u5fd7\u4f4d\u3002<\/p>\n

\n\t\uff082\uff09\u89c6\u9891\u63a7\u5236\u6a21\u5757\u3002\u8f93\u51faA\uff0fD\u53c2\u6570\u3001CDS\u4fe1\u53f7\u548cA\uff0fD\u8f93\u51fa\u65f6\u949f\u3002A\uff0fD\u53c2\u6570\u91c7\u7528\u5e7f\u64ad\u65b9\u5f0f\uff0c\u901a\u8fc7\u4f7f\u80fd\u4fe1\u53f7\u5b8c\u621020\u8defAD\u7684\u914d\u7f6e\uff1b\u7531\u5916\u884c\u4fe1\u53f7htck\u540c\u6b65A\uff0fD\u7684\u63a7\u5236\u903b\u8f91\u4ee5\u53caCDS\u4fe1\u53f7\uff1b\u7531\u4e8e\u6570\u636e\u5904\u7406\u901f\u5ea6\u8f83\u4f4e\uff0c\u5b9e\u73b0\u65f6\uff0c\u901a\u8fc7\u589e\u52a0\u6247\u51fa\u3001\u51cf\u5c11\u6a21\u5757\u590d\u7528\uff0c\u6765\u964d\u4f4e\u8d44\u6e90\u5229\u7528\u7387\u3002CDS\u91c7\u6837\u8109\u51b2\u7684\u4f4d\u7f6e\u5bf9\u4fe1\u53f7\u8d28\u91cf\u5f71\u54cd\u5f88\u5927\uff0c\u9700\u8981\u7cbe\u7ec6\u8c03\u8282\u3002\u5728\u8bbe\u8ba1\u65f6\uff0c\u91c7\u7528FPGA\u5185\u90e8\u79fb\u4f4d\u5bc4\u5b58\u5668<\/u>\u751f\u6210\u4e0d\u540c\u4f4d\u7f6e\u7684\u91c7\u6837\u8109\u51b2\uff0c\u5728\u8c03\u8bd5\u4e2d\u5b9e\u73b0\u7cbe\u786e\u5bf9\u51c6\u3002<\/p>\n

\n\t\uff083\uff09\u6570\u636e\u6574\u5408\u6a21\u5757\u3002\u5c06\u8f93\u5165\u768420\u8def\u56fe\u50cf\u6570\u636e\u6574\u5408\u4e00\u8def\u8f93\u51fa\u3002\u6839\u636e\u5de5\u4f5c\u6307\u4ee4\u9009\u62e9\u7070\u5ea6\u56fe\u50cf\u6216\u5b9e\u65f6\u56fe\u50cf\uff0c\u5e76\u884c\u5b58\u50a8\u5230\u76f8\u5e94\u7684fifo\u4e2d\uff1b\u8f93\u51fa\u65f6\uff0c\u901a\u8fc7\u63a7\u5236\u8bfb\u4f7f\u80fd\u4fe1\u53f7\uff0c\u5b9e\u73b0\u6570\u636e\u7684\u5faa\u73af\u8bfb\u53d6\u3002\u8bbe\u8ba1FIFO\u65f6\uff0c\u4ecd\u7136\u91c7\u7528\u4e52\u4e53\u65b9\u5f0f\uff0c\u901a\u8fc7\u6807\u5fd7\u4fe1\u53f7\u4f7f\u8bfb\u5199\u903b\u8f91\u5206\u79bb\u3002\u76f8\u6bd4RAM\u8bbe\u8ba1\u800c\u8a00\uff0c\u907f\u514d\u4e86\u5927\u89c4\u6a21\u5730\u5740\u7ebf\u9020\u6210\u7684\u4e9a\u7a33\u6001\u95ee\u9898\uff0c\u8bbe\u8ba1\u65f6\u5e8f\u76f8\u5bf9\u7b80\u5355\u3002<\/p>\n

\n\t\uff084\uff09\u6570\u636e\u8f93\u51fa\u6a21\u5757\u3002\u6839\u636e\u536b\u661f\u6307\u4ee4\u5c06\u56fe\u50cf\u6570\u636e\u6309\u7167\u89c4\u5b9a\u683c\u5f0f\u8f93\u51fa\u3002\u8bbe\u8ba1\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u6570\u4f20\u534f\u8bae\u4e2d\u5404\u6570\u636e\u6bb5\u6570\u636e\u7684\u8f93\u51fa\u65f6\u5e8f\u3002\u56e0\u6b64\uff0c\u826f\u597d\u7684\u6a21\u5757\u89c4\u5212\uff0c\u66f4\u6709\u5229\u4e8e\u7a0b\u5e8f\u7684\u5b9e\u73b0\u548c\u9a8c\u8bc1\u3002<\/p>\n

\n\t2\uff0e3 \u6027\u80fd\u4e0e\u8bbe\u8ba1\u8981\u70b9<\/p>\n

\n\t\uff081\uff09FPGA\u5185\u90e8\u65f6\u949f\u57df\u5206\u6790\u6709\u5229\u4e8e\u540c\u6b65\u8bbe\u8ba1\u7684\u5b9e\u73b0\uff0c\u5728\u826f\u597d\u7684\u65f6\u949f\u5206\u914d\u4e0b\uff0c\u80fd\u591f\u63d0\u9ad8\u7cfb\u7edf\u8fd0\u884c\u9891\u7387\uff0c\u589e\u52a0\u8f6f\u4ef6\u53ef\u9760\u6027\u3002\u6839\u636eFPGA\u8d44\u6e90\u8bf4\u660e\uff0c\u6bcf\u4e2aslice\u6709\u56fa\u5b9a\u6570\u91cf\u7684\u89e6\u53d1\u5668<\/u>\u548c\u67e5\u627e\u8868\uff08LUT\uff09\u8d44\u6e90\uff0c\u5408\u7406\u5229\u7528\u53ef\u4ee5\u964d\u4f4e\u5668\u4ef6\u8d44\u6e90\u7684\u5229\u7528\u7387\u3002<\/p>\n

\n\t\uff082\uff09\u7ec4\u5408\u903b\u8f91\u5bb9\u6613\u4ea7\u751f\u4e9a\u7a33\u6001\uff0c\u4e3a\u7cfb\u7edf\u5e26\u6765\u4e0d\u786e\u5b9a\u56e0\u7d20\uff0c\u540c\u65f6\uff0c\u7ec4\u5408\u903b\u8f91\u5ef6\u65f6\u4e5f\u9650\u5236\u4e86\u7cfb\u7edf\u7684\u8fd0\u884c\u9891\u7387\u3002\u5728\u9891\u7387\u8981\u6c42\u8f83\u9ad8\u7684\u6a21\u5757\u5185\u90e8\uff0c\u53ef\u4ee5\u91c7\u7528\u6d41\u6c34\u7ebf\u6280\u672f\u964d\u4f4e\u7ec4\u5408\u903b\u8f91\u89c4\u6a21\u3002<\/p>\n

\n\t\uff083\uff09\u8f6f\u4ef6\u7ed3\u6784\u5bf9\u7cfb\u7edf\u6027\u80fd\u548c\u8d44\u6e90\u4f7f\u7528\u6709\u5f88\u5927\u7684\u5f71\u54cd\uff1b\u4e0d\u5408\u7406\u7684\u7ed3\u6784\u5212\u5206\u4e0d\u4ec5\u6d6a\u8d39\u8d44\u6e90\uff0c\u4e5f\u4e0d\u5229\u4e8e\u8f6f\u4ef6\u7684\u5347\u7ea7\u548c\u7ef4\u62a4\u3002\u8be5\u8f6f\u4ef6\u901a\u8fc7\u5408\u7406\u7684\u7ed3\u6784\u548c\u63a5\u53e3\u4fe1\u53f7\u5212\u5206\uff0c\u529b\u6c42\u8fbe\u5230\u6a21\u5757\u89e3\u8026\u7684\u76ee\u7684\u3002\u901a\u8fc7\u8be6\u7ec6\u7684\u63a5\u53e3\u65f6\u5e8f\u8bf4\u660e\uff0c\u53ef\u4ee5\u66f4\u597d\u7684\u8fdb\u884c\u8f6f\u4ef6\u7ef4\u62a4\u548c\u66f4\u65b0\uff0c\u4e3a\u540e\u7eed\u5f00\u53d1\u5960\u5b9a\u57fa\u7840\u3002<\/p>\n

\n\t2\uff0e4 \u5173\u4e8e\u8f6f\u4ef6\u7cfb\u7edf\u5de5\u4f5c\u9891\u7387\u548c\u786c\u4ef6\u901f\u5ea6\u7684\u5339\u914d<\/p>\n

\n\t\u7535\u8def\u8bbe\u8ba1\u65f6\uff0c\u901a\u8fc7\u5206\u6790\u786c\u4ef6\u7535\u8def\u7684\u82af\u7247\u53c2\u6570\u548c\u7535\u8def\u5ef6\u65f6\u6307\u5bfc\u8f6f\u4ef6\u8bbe\u8ba1\u3002\u5bf9\u4e8e\u5173\u952e\u4fe1\u53f7\u8d70\u7ebf\uff0c\u9664\u4e86\u53ef\u4ee5\u5728\u786c\u4ef6\u4e0a\u8bbe\u7f6e\u5ef6\u65f6\u7ebf\u5916\uff0cFPGA\u5185\u90e8\u53ef\u4ee5\u901a\u8fc7DLL\u500d\u9891\u65f6\u949f\uff0c\u901a\u8fc7\u65f6\u949f\u8ba1\u6570\u65b9\u5f0f\u5b9e\u73b0\u5ef6\u65f6\uff0c\u6216\u8005\u901a\u8fc7FPGA\u5185\u90e8LUT\u548c\u95e8\u903b\u8f91\u5b9e\u73b0\u7ec4\u5408\u903b\u8f91\u5ef6\u65f6\u8bbe\u8ba1\u3002\u7531\u4e8eFPGA\u7684\u7aef\u53e3\u901f\u7387\u6709\u9650\uff0c\u4e0d\u540c\u7b49\u7ea7\u7684FPGA\u82af\u7247\u7684\u5904\u7406\u901f\u5ea6\u4e5f\u4e0d\u540c\uff0c\u56e0\u6b64\uff0c\u9700\u8981\u53c2\u8003FPGA\u7684\u53c2\u6570\u7279\u6027\u8bbe\u8ba1\u7cfb\u7edf\u7ed3\u6784\uff0c\u5e76\u786e\u5b9a\u7aef\u53e3\u6570\u4f20\u89c4\u5219\u548c\u5185\u90e8\u7ed3\u6784\uff0c\u540c\u65f6\uff0c\u6ce8\u610f\u4e0e\u5916\u56f4<\/p>\n

\n\t\u786c\u4ef6\u7684\u5339\u914d\uff0c\u4ee5\u4fdd\u8bc1\u8f6f\u786c\u4ef6\u53ef\u9760\u8fd0\u884c\u3002<\/p>\n

\n\t3 \u5b9e\u65f6\u56fe\u50cf\u6548\u679c\u8bc4\u4f30<\/p>\n

\n\t\u56fe3\u7ed9\u51fa\u4e86\u5b9e\u9a8c\u5ba4\u6761\u4ef6\u4e0b\u7684\u539f\u59cb\u6570\u636e\u56fe\u50cf\u3002\u901a\u8fc7\u8c03\u6574\u4fe1\u53f7\u5904\u7406\u5668\u7684\u589e\u76ca\uff0c\u8c03\u6574\u76f8\u5e94\u62bd\u5934\u7684\u7070\u5ea6\u503c\uff0c\u4ece\u800c\u8fbe\u5230\u7070\u5ea6\u5747\u8861\u6548\u679c\uff1b\u901a\u8fc7\u89c2\u5bdf\u76f8\u5e94\u7684\u56fe\u50cf\u6570\u636e\u53ef\u4ee5\u5f97\u51fa\uff0c\u6570\u636e\u5904\u7406\u548c\u6210\u50cf\u6548\u679c\u8fbe\u5230\u9884\u5b9a\u6307\u6807\u8981\u6c42\u3002<\/p>\n

\n\t\"\u57fa\u4e8eTDI-CCD\u7684\u5229\u7528FPGA\u5b9e\u73b0CCD\u56fe\u50cf\u6570\u636e\u6574\u5408\u529f\u80fd\u7684\u786c\u4ef6\u7cfb\u7edf\u8bbe\u8ba1\"<\/p>\n

\n\t4 \u7ed3\u8bed<\/p>\n

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