{"id":229085,"date":"2024-05-11T21:23:52","date_gmt":"2024-05-11T13:23:52","guid":{"rendered":""},"modified":"2024-05-11T21:23:57","modified_gmt":"2024-05-11T13:23:57","slug":"verilog%e4%bb%a3%e7%a0%81%e4%bb%bf%e7%9c%9f%e6%b5%8b%e8%af%95%e6%97%b6%e5%87%ba%e7%8e%b0x%e6%9c%89%e5%93%aa%e4%ba%9b%e5%8f%af%e8%83%bd%e7%9a%84%e6%83%85%e5%bd%a2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/229085.html","title":{"rendered":"Verilog\u4ee3\u7801\u4eff\u771f\u6d4b\u8bd5\u65f6\u51fa\u73b0’X’\u6709\u54ea\u4e9b\u53ef\u80fd\u7684\u60c5\u5f62"},"content":{"rendered":"

\"Verilog\u4ee3\u7801\u4eff\u771f\u6d4b\u8bd5\u65f6\u51fa\u73b0'X'\u6709\u54ea\u4e9b\u53ef\u80fd\u7684\u60c5\u5f62\"<\/p>\n

\u5728Verilog\u4ee3\u7801\u4eff\u771f\u6d4b\u8bd5\u65f6\u51fa\u73b0'X'\u4e3b\u8981\u53ef\u80fd\u662f\u7531\u4ee5\u4e0b\u51e0\u4e2a\u539f\u56e0\u9020\u6210\u7684\uff1a\u4fe1\u53f7\u672a\u521d\u59cb\u5316\u3001\u7ade\u6001\u6761\u4ef6\u53d1\u751f\u3001\u4e0d\u5339\u914d\u7684\u7aef\u53e3\u8fde\u63a5<\/strong>\u3001\u4ee5\u53ca\u65f6\u95f4\u4eff\u771f\u7cbe\u5ea6\u4e0d\u8db3\u3002\u5176\u4e2d\uff0c\u4fe1\u53f7\u672a\u521d\u59cb\u5316<\/strong>\u662f\u5e38\u89c1\u7684\u539f\u56e0\uff0c\u5982\u679c\u5728\u8bbe\u8ba1\u4e2d\u67d0\u4e9b\u4fe1\u53f7\u6ca1\u6709\u88ab\u660e\u786e\u8d4b\u521d\u503c\uff0c\u5728\u4eff\u771f\u671f\u95f4\u5b83\u4eec\u53ef\u80fd\u663e\u793a\u4e3a'X'\uff0c\u8868\u793a\u8be5\u4fe1\u53f7\u7684\u503c\u662f\u672a\u77e5\u7684\u3002\u786e\u4fdd\u6240\u6709\u4fe1\u53f7\u5728\u4f7f\u7528\u524d\u90fd\u88ab\u8d4b\u4e88\u4e00\u4e2a\u521d\u59cb\u503c\uff0c\u53ef\u4ee5\u663e\u8457\u964d\u4f4e\u51fa\u73b0'X'\u7684\u673a\u7387\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4fe1\u53f7\u672a\u521d\u59cb\u5316<\/h3>\n<\/p>\n

\u5728Verilog\u4e2d\uff0c\u5982\u679c\u4fe1\u53f7\u5728\u672a\u88ab\u8d4b\u4e88\u521d\u59cb\u503c\u524d\u5c31\u88ab\u4f7f\u7528\uff0c\u90a3\u4e48\u4eff\u771f\u7ed3\u679c\u4e2d\u8be5\u4fe1\u53f7\u5c06\u663e\u793a\u4e3a'X'\u3002\u8fd9\u5c24\u5176\u5728\u590d\u6742\u7684\u903b\u8f91\u8bbe\u8ba1\u4e2d\u5e38\u5e38\u53d1\u751f\uff0c\u56e0\u4e3a\u53ef\u80fd\u4e0d\u5bb9\u6613\u8ddf\u8e2a\u6bcf\u4e00\u4e2a\u4fe1\u53f7\u7684\u521d\u59cb\u5316\u72b6\u6001\u3002<\/p>\n<\/p>\n

\u521d\u59cb\u5316\u7684\u91cd\u8981\u6027<\/h4>\n<\/p>\n

\u672a\u521d\u59cb\u5316\u7684\u4fe1\u53f7\u53ef\u80fd\u5bfc\u81f4\u6574\u4e2a\u6a21\u5757\u7684\u884c\u4e3a\u4e0d\u53ef\u9884\u6d4b\uff0c\u56e0\u4e3a'X'\u53ef\u4ee5\u901a\u8fc7\u903b\u8f91\u95e8\u4f20\u64ad\uff0c\u4f7f\u5f97\u66f4\u591a\u7684\u8282\u70b9\u53d7\u5230\u5f71\u54cd\u3002\u8bbe\u8ba1\u5e94\u8be5\u4fdd\u8bc1\u6240\u6709\u5bc4\u5b58\u5668\u548c\u903b\u8f91\u4fe1\u53f7\u5728\u4f7f\u7528\u524d\u90fd\u6709\u4e00\u4e2a\u5b9a\u4e49\u597d\u7684\u503c\u3002<\/p>\n<\/p>\n

\u521d\u59cb\u5316\u7684\u65b9\u6cd5<\/h4>\n<\/p>\n
    \n
  • \u5728\u58f0\u660e\u65f6\u76f4\u63a5\u7ed9\u4e0e\u521d\u503c\uff0c\u4f8b\u5982\uff1areg [7:0] data = 8'b0;<\/code><\/li>\n
  • \u5728\u6a21\u5757\u7684\u521d\u59cb\u5757\u4e2d\u4f7f\u7528initial<\/code>\u8bed\u53e5\u4e3a\u4fe1\u53f7\u8bbe\u5b9a\u521d\u503c\u3002<\/li>\n
  • \u5bf9\u4e8e\u5bc4\u5b58\u5668\u7c7b\u578b(reg<\/code>)\u7684\u4fe1\u53f7\uff0c\u5728always<\/code>\u5757\u4e2d\u4e3a\u5176\u6307\u5b9a\u590d\u4f4d\u6761\u4ef6\u3002<\/li>\n<\/ul>\n

    \u4e8c\u3001\u7ade\u6001\u6761\u4ef6\u548c\u5192\u9669<\/h3>\n<\/p>\n

    \u5f53\u591a\u4e2a\u63a7\u5236\u4fe1\u53f7\u51e0\u4e4e\u540c\u65f6\u6539\u53d8\u8bd5\u56fe\u51b3\u5b9a\u540c\u4e00\u4e2a\u903b\u8f91\u7684\u8f93\u51fa\u65f6\uff0c\u5c31\u53ef\u80fd\u51fa\u73b0\u7ade\u6001\u6761\u4ef6\u3002\u5982\u679c\u5728\u591a\u4e2a\u65f6\u949f\u8fb9\u6cbf\u4e0a\u6709\u4fe1\u53f7\u5207\u6362\uff0c\u8fd9\u4e5f\u53ef\u80fd\u4ea7\u751f\u7ade\u6001\u3002<\/p>\n<\/p>\n

    \u89e3\u6790\u7ade\u6001\u6761\u4ef6<\/h4>\n<\/p>\n

    \u7ade\u6001\u6761\u4ef6\u901a\u5e38\u53d1\u751f\u5728\u4e0d\u6070\u5f53\u7684\u540c\u6b65\u903b\u8f91\u8bbe\u8ba1\u4e2d\uff0c\u5e94\u5f53\u68c0\u67e5\u6240\u8bbe\u8ba1\u7684\u89e6\u53d1\u5668\u548c\u9501\u5b58\u5668\u7684\u4f7f\u80fd\u4fe1\u53f7\uff0c\u786e\u4fdd\u5b83\u4eec\u4e0d\u4f1a\u5728\u76f8\u8fd1\u7684\u65f6\u523b\u7531\u4e0d\u540c\u7684\u4e8b\u4ef6\u89e6\u53d1\u3002<\/p>\n<\/p>\n

    \u907f\u514d\u7ade\u6001\u6761\u4ef6<\/h4>\n<\/p>\n
      \n
    • \u5e94\u7528\u9002\u5f53\u7684\u540c\u6b65\u673a\u5236\u3002<\/li>\n
    • \u5728\u8bbe\u8ba1\u4e2d\u589e\u52a0\u53bb\u6296\u52a8\u903b\u8f91\u3002<\/li>\n
    • \u907f\u514d\u5728\u8bbe\u8ba1\u4e2d\u540c\u65f6\u4f7f\u7528\u6b63\u6cbf\u89e6\u53d1\u548c\u8d1f\u6cbf\u89e6\u53d1\u7684\u89e6\u53d1\u5668\u3002<\/li>\n<\/ul>\n

      \u4e09\u3001\u4e0d\u6b63\u786e\u7684\u7aef\u53e3\u8fde\u63a5<\/h3>\n<\/p>\n

      \u5982\u679c\u6a21\u5757\u7aef\u53e3\u7684\u5927\u5c0f\u548c\u8fde\u63a5\u7684\u4fe1\u53f7\u5bbd\u5ea6\u4e0d\u5339\u914d\uff0c\u6216\u8005\u7aef\u53e3\u7c7b\u578b\u4e0d\u7b26\uff08\u4f8b\u5982\u5c06\u8f93\u5165\u7aef\u53e3\u63a5\u5230\u8f93\u51fa\u4e0a\uff09\uff0c\u4e5f\u53ef\u80fd\u5728\u4eff\u771f\u4e2d\u770b\u5230'X'\u3002<\/p>\n<\/p>\n

      \u68c0\u67e5\u7aef\u53e3\u5339\u914d<\/h4>\n<\/p>\n

      \u5728\u6a21\u5757\u5b9e\u4f8b\u5316\u65f6\u786e\u4fdd\u4fe1\u53f7\u4e0e\u7aef\u53e3\u5b8c\u5168\u5bf9\u5e94\uff0c\u65e0\u591a\u4f59\u6216\u7f3a\u5931\u7684\u4f4d\uff0c\u5e76\u68c0\u67e5\u7aef\u53e3\u65b9\u5411\u662f\u5426\u6b63\u786e\u3002<\/p>\n<\/p>\n

      \u6539\u6b63\u8fde\u63a5\u9519\u8bef<\/h4>\n<\/p>\n
        \n
      • \u6839\u636e\u7aef\u53e3\u58f0\u660e\u91cd\u65b0\u7ec4\u7ec7\u4fe1\u53f7\u8fde\u63a5\u7ebf\uff0c\u786e\u4fdd\u4f4d\u5bbd\u4e00\u81f4\u3002<\/li>\n
      • \u68c0\u67e5\u7aef\u53e3\u65b9\u5411\u58f0\u660e\uff0c\u4ee5\u786e\u4fdd\u4fe1\u53f7\u6d41\u52a8\u7b26\u5408\u8bbe\u8ba1\u9884\u671f\u3002<\/li>\n<\/ul>\n

        \u56db\u3001\u65f6\u95f4\u4eff\u771f\u7cbe\u5ea6<\/h3>\n<\/p>\n

        \u5982\u679c\u4eff\u771f\u7684\u65f6\u95f4\u6b65\u8fdb\u592a\u5927\uff0c\u53ef\u80fd\u4f1a\u9519\u8fc7\u91cd\u8981\u7684\u4fe1\u53f7\u8fb9\u6cbf\u53d8\u5316\uff0c\u5bfc\u81f4\u8f93\u51fa\u4e3a'X'\u3002<\/p>\n<\/p>\n

        \u7cbe\u7ec6\u65f6\u95f4\u6b65\u8fdb<\/h4>\n<\/p>\n

        \u4f7f\u7528\u8db3\u591f\u7ec6\u7684\u65f6\u95f4\u7cbe\u5ea6\u8fdb\u884c\u4eff\u771f\uff0c\u8fd9\u6837\u53ef\u4ee5\u6355\u6349\u5230\u6240\u6709\u91cd\u8981\u7684\u4fe1\u53f7\u8fb9\u6cbf\u548c\u903b\u8f91\u53d8\u5316\u3002<\/p>\n<\/p>\n

        \u65f6\u95f4\u7cbe\u5ea6\u7684\u8bbe\u7f6e<\/h4>\n<\/p>\n

        \u5728\u4eff\u771f\u811a\u672c\u4e2d\u8bbe\u7f6e\u5408\u9002\u7684\u65f6\u95f4\u5c3a\u5ea6\uff0c\u4f8b\u5982timescale 1ns\/1ps<\/code>\uff0c\u8fd9\u8868\u793a\u4eff\u771f\u7684\u6700\u5c0f\u5355\u4f4d\u662f1ns\uff0c\u65f6\u95f4\u5206\u8fa8\u7387\u4e3a1ps\u3002<\/p>\n<\/p>\n

        \u4e94\u3001\u5176\u5b83\u539f\u56e0<\/h3>\n<\/p>\n

        \u9664\u4e86\u4e0a\u8ff0\u60c5\u5f62\u5916\uff0c'X'\u8fd8\u53ef\u80fd\u56e0\u4e3a\u4fe1\u53f7\u51b2\u7a81\u3001\u6a21\u5757\u672a\u5b9e\u4f8b\u5316\u6216\u8005\u786c\u4ef6\u63cf\u8ff0\u6709\u8bef\u800c\u51fa\u73b0\u3002<\/p>\n<\/p>\n

        \u89e3\u51b3\u4fe1\u53f7\u51b2\u7a81<\/h4>\n<\/p>\n
          \n
        • \u786e\u4fdd\u4e0d\u540c\u7684\u8d4b\u503c\u8bed\u53e5\u4e0d\u4f1a\u5728\u76f8\u540c\u6761\u4ef6\u4e0b\u540c\u65f6\u5bf9\u540c\u4e00\u4fe1\u53f7\u8fdb\u884c\u64cd\u4f5c\u3002<\/li>\n
        • \u5bf9\u4e8e\u53cc\u5411\u7aef\u53e3\uff0c\u907f\u514d\u5728\u4e0d\u540c\u7684\u6a21\u5757\u4e2d\u5bf9\u5176\u8fdb\u884c\u4e0d\u540c\u65b9\u5411\u7684\u9a71\u52a8\u3002<\/li>\n<\/ul>\n

          \u68c0\u67e5\u6a21\u5757\u5b9e\u4f8b\u5316<\/h4>\n<\/p>\n
            \n
          • \u786e\u4fdd\u6240\u6709\u6a21\u5757\u90fd\u5df2\u6b63\u786e\u5b9e\u4f8b\u5316\uff0c\u5e76\u4e14\u5b9e\u4f8b\u5316\u53c2\u6570\u6b63\u786e\u3002<\/li>\n
          • \u68c0\u67e5\u6587\u4ef6\u662f\u5426\u5728\u4eff\u771f\u5217\u8868\u4e2d\u6b63\u786e\u5f15\u5165\u3002<\/li>\n<\/ul>\n

            \u7ea0\u6b63\u786c\u4ef6\u63cf\u8ff0\u9519\u8bef<\/h4>\n<\/p>\n
              \n
            • \u5bf9\u53ef\u80fd\u5b58\u5728\u95ee\u9898\u7684\u903b\u8f91\u5355\u5143\u8fdb\u884c\u5355\u72ec\u6d4b\u8bd5\u3002<\/li>\n
            • \u68c0\u67e5\u6240\u6709\u7684\u903b\u8f91\u8868\u8fbe\u5f0f\u662f\u5426\u6309\u7167\u9884\u671f\u7f16\u5199\u3002<\/li>\n<\/ul>\n

              \u603b\u800c\u8a00\u4e4b<\/strong>\uff0c\u5728Verilog\u4ee3\u7801\u4eff\u771f\u6d4b\u8bd5\u4e2d\u770b\u5230'X'\u662f\u63d0\u9192\u8bbe\u8ba1\u8005\u5b58\u5728\u67d0\u4e2a\u4fe1\u53f7\u6216\u903b\u8f91\u5355\u5143\u7684\u72b6\u6001\u4e0d\u786e\u5b9a\u3002\u901a\u8fc7\u4ed4\u7ec6\u68c0\u67e5\u4fe1\u53f7\u7684\u521d\u59cb\u5316\u72b6\u6001\u3001\u786e\u4fdd\u903b\u8f91\u540c\u6b65\u9632\u6b62\u7ade\u6001\u6761\u4ef6\u7684\u51fa\u73b0\u3001\u6b63\u786e\u7684\u6a21\u5757\u7aef\u53e3\u8fde\u63a5\u4ee5\u53ca\u9002\u5f53\u7684\u4eff\u771f\u65f6\u95f4\u7cbe\u5ea6\u8bbe\u7f6e\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u964d\u4f4e'X'\u72b6\u6001\u7684\u51fa\u73b0\uff0c\u4ece\u800c\u63d0\u9ad8\u8bbe\u8ba1\u7684\u53ef\u9760\u6027\u3002<\/p>\n<\/p>\n

              \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n

              \u95ee\u98981\uff1a\u5728Verilog\u4ee3\u7801\u4eff\u771f\u6d4b\u8bd5\u4e2d\uff0c\u4e3a\u4ec0\u4e48\u4f1a\u51fa\u73b0'X'\uff1f<\/strong><\/p>\n

              \u7b54\uff1a\u5728Verilog\u4ee3\u7801\u4eff\u771f\u8fc7\u7a0b\u4e2d\uff0c\u5f53\u4fe1\u53f7\u7684\u503c\u65e0\u6cd5\u786e\u5b9a\u65f6\uff0c\u4f1a\u51fa\u73b0'X'\u3002\u8fd9\u79cd\u60c5\u51b5\u53ef\u80fd\u6709\u4ee5\u4e0b\u51e0\u79cd\u53ef\u80fd\uff1a<\/p>\n

                \n
              1. \n

                \u521d\u59cb\u503c\u672a\u6307\u5b9a\uff1a\u5f53\u4fe1\u53f7\u5728\u4eff\u771f\u5f00\u59cb\u65f6\u6ca1\u6709\u88ab\u8d4b\u4e88\u4e00\u4e2a\u660e\u786e\u7684\u521d\u59cb\u503c\u65f6\uff0c\u5176\u503c\u4f1a\u88ab\u8868\u793a\u4e3a'X'\u3002<\/p>\n<\/li>\n

              2. \n

                \u903b\u8f91\u4e0d\u786e\u5b9a\uff1a\u5f53\u903b\u8f91\u8fd0\u7b97\u4e2d\u51fa\u73b0\u672a\u5b9a\u4e49\u7684\u60c5\u51b5\u65f6\uff0c\u4f8b\u5982\u9664\u4ee50\u3001\u6c42\u6839\u53f7\u8d1f\u6570\u7b49\uff0c\u7ed3\u679c\u4f1a\u88ab\u8868\u793a\u4e3a'X'\u3002<\/p>\n<\/li>\n

              3. \n

                \u7ebf\u7f51\u51b2\u7a81\uff1a\u5f53\u591a\u4e2a\u9a71\u52a8\u6e90\u540c\u65f6\u9a71\u52a8\u540c\u4e00\u4e2a\u4fe1\u53f7\u65f6\uff0c\u4f1a\u4ea7\u751f\u51b2\u7a81\u3002\u8fd9\u79cd\u51b2\u7a81\u5bfc\u81f4\u4fe1\u53f7\u7684\u503c\u65e0\u6cd5\u786e\u5b9a\uff0c\u4ece\u800c\u51fa\u73b0'X'\u3002<\/p>\n<\/li>\n

              4. \n

                \u4eff\u771f\u65f6\u95f4\u6b65\u957f\u4e0d\u591f\u5c0f\uff1a\u5f53\u4eff\u771f\u65f6\u95f4\u6b65\u957f\u8bbe\u7f6e\u7684\u4e0d\u591f\u5c0f\uff0c\u53ef\u80fd\u65e0\u6cd5\u7cbe\u786e\u6355\u83b7\u4fe1\u53f7\u503c\u7684\u53d8\u5316\uff0c\u4ece\u800c\u51fa\u73b0'X'\u3002<\/p>\n<\/li>\n<\/ol>\n

                \u95ee\u98982\uff1a\u5982\u4f55\u89e3\u51b3Verilog\u4ee3\u7801\u4eff\u771f\u6d4b\u8bd5\u4e2d\u7684'X'\u95ee\u9898\uff1f<\/strong><\/p>\n

                \u7b54\uff1a\u8981\u89e3\u51b3Verilog\u4ee3\u7801\u4eff\u771f\u6d4b\u8bd5\u4e2d\u51fa\u73b0\u7684'X'\u95ee\u9898\uff0c\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u4e00\u4e9b\u65b9\u6cd5\uff1a<\/p>\n

                  \n
                1. \n

                  \u4e3a\u4fe1\u53f7\u63d0\u4f9b\u660e\u786e\u7684\u521d\u59cb\u503c\uff1a\u5728\u4eff\u771f\u5f00\u59cb\u4e4b\u524d\uff0c\u4e3a\u6240\u6709\u4fe1\u53f7\u63d0\u4f9b\u4e00\u4e2a\u660e\u786e\u7684\u521d\u59cb\u503c\uff0c\u4ee5\u907f\u514d\u51fa\u73b0'X'\u3002<\/p>\n<\/li>\n

                2. \n

                  \u68c0\u67e5\u903b\u8f91\u8fd0\u7b97\uff1a\u5728Verilog\u4ee3\u7801\u4e2d\uff0c\u786e\u4fdd\u6240\u6709\u903b\u8f91\u8fd0\u7b97\u90fd\u662f\u6709\u5b9a\u4e49\u7684\u3002\u5bf9\u4e8e\u53ef\u80fd\u51fa\u73b0\u672a\u5b9a\u4e49\u60c5\u51b5\u7684\u8fd0\u7b97\uff0c\u53ef\u4ee5\u901a\u8fc7\u6dfb\u52a0\u5408\u9002\u7684\u6761\u4ef6\u6216\u5904\u7406\u65b9\u5f0f\u6765\u907f\u514d\u51fa\u73b0'X'\u3002<\/p>\n<\/li>\n

                3. \n

                  \u6d88\u9664\u7ebf\u7f51\u51b2\u7a81\uff1a\u786e\u4fdd\u6240\u6709\u4fe1\u53f7\u53ea\u6709\u4e00\u4e2a\u9a71\u52a8\u6e90\uff0c\u6d88\u9664\u591a\u4e2a\u9a71\u52a8\u6e90\u540c\u65f6\u9a71\u52a8\u540c\u4e00\u4e2a\u4fe1\u53f7\u7684\u51b2\u7a81\u3002<\/p>\n<\/li>\n

                4. \n

                  \u8c03\u6574\u4eff\u771f\u65f6\u95f4\u6b65\u957f\uff1a\u6839\u636e\u4fe1\u53f7\u53d8\u5316\u7684\u901f\u5ea6\u548c\u7cbe\u786e\u5ea6\u8981\u6c42\uff0c\u9002\u5f53\u8c03\u6574\u4eff\u771f\u65f6\u95f4\u6b65\u957f\u3002\u5982\u679c\u6b65\u957f\u8bbe\u7f6e\u592a\u5927\uff0c\u53ef\u80fd\u65e0\u6cd5\u51c6\u786e\u6355\u83b7\u4fe1\u53f7\u503c\u7684\u53d8\u5316\uff0c\u5bfc\u81f4\u51fa\u73b0'X'\u3002<\/p>\n<\/li>\n<\/ol>\n

                  \u95ee\u98983\uff1a'X'\u5728Verilog\u4ee3\u7801\u4eff\u771f\u4e2d\u5982\u4f55\u5f71\u54cd\u6a21\u5757\u529f\u80fd\u7684\u9a8c\u8bc1\uff1f<\/strong><\/p>\n

                  \u7b54\uff1a'X'\u5728Verilog\u4ee3\u7801\u4eff\u771f\u4e2d\u53ef\u80fd\u4f1a\u5bf9\u6a21\u5757\u529f\u80fd\u7684\u9a8c\u8bc1\u4ea7\u751f\u5f71\u54cd\uff0c\u5177\u4f53\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n

                    \n
                  1. \n

                    \u4fe1\u53f7\u4f20\u9012\u9519\u8bef\uff1a\u5f53\u6a21\u5757\u95f4\u7684\u4fe1\u53f7\u51fa\u73b0'X'\u65f6\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4fe1\u53f7\u4f20\u9012\u9519\u8bef\u3002\u8fd9\u6837\u7684\u9519\u8bef\u4f1a\u4f7f\u6a21\u5757\u7684\u529f\u80fd\u65e0\u6cd5\u6b63\u5e38\u8fdb\u884c\u9a8c\u8bc1\u3002<\/p>\n<\/li>\n

                  2. \n

                    \u9519\u8bef\u68c0\u6d4b\u5931\u6548\uff1a\u5728Verilog\u4ee3\u7801\u4eff\u771f\u8fc7\u7a0b\u4e2d\uff0c\u5982\u679c\u67d0\u4e9b\u903b\u8f91\u6761\u4ef6\u65e0\u6cd5\u6ee1\u8db3\u6216\u4e0d\u88ab\u6ee1\u8db3\uff0c\u4f1a\u5bfc\u81f4\u9a8c\u8bc1\u9519\u8bef\u3002\u5f53\u51fa\u73b0'X'\u65f6\uff0c\u53ef\u80fd\u5bfc\u81f4\u8fd9\u4e9b\u903b\u8f91\u6761\u4ef6\u65e0\u6cd5\u51c6\u786e\u5224\u65ad\uff0c\u4f7f\u5f97\u9519\u8bef\u68c0\u6d4b\u5931\u6548\u3002<\/p>\n<\/li>\n

                  3. \n

                    \u8d44\u6e90\u51b2\u7a81\u65e0\u6cd5\u68c0\u6d4b\uff1a\u5f53\u591a\u4e2a\u6a21\u5757\u5171\u4eab\u8d44\u6e90\u65f6\uff0c\u5982\u679c\u51fa\u73b0'X'\uff0c\u53ef\u80fd\u5bfc\u81f4\u5bf9\u8d44\u6e90\u7684\u7ade\u4e89\u65e0\u6cd5\u51c6\u786e\u68c0\u6d4b\uff0c\u4f7f\u5f97\u6a21\u5757\u529f\u80fd\u9a8c\u8bc1\u65e0\u6cd5\u8fdb\u884c\u3002<\/p>\n<\/li>\n<\/ol>\n

                    \u56e0\u6b64\uff0c\u5728Verilog\u4ee3\u7801\u4eff\u771f\u4e2d\uff0c\u51fa\u73b0'X'\u95ee\u9898\u65f6\uff0c\u9700\u8981\u4ed4\u7ec6\u6392\u67e5\u5e76\u4fee\u590d\uff0c\u4ee5\u786e\u4fdd\u6a21\u5757\u529f\u80fd\u7684\u6709\u6548\u9a8c\u8bc1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Verilog\u4ee3\u7801\u4eff\u771f\u6d4b\u8bd5\u65f6\u51fa\u73b0'X'\u4e3b\u8981\u53ef\u80fd\u662f\u7531\u4ee5\u4e0b\u51e0\u4e2a\u539f\u56e0\u9020\u6210\u7684\uff1a\u4fe1\u53f7\u672a\u521d\u59cb\u5316\u3001\u7ade\u6001 […]","protected":false},"author":3,"featured_media":229091,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/229085"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=229085"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/229085\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/229091"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=229085"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=229085"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=229085"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}