"# \u4e3a\u4ec0\u4e48 Modbus \u5982\u6b64\u53d7\u6b22\u8fce\uff1f\n\n> 2022-03-02 | 2026-07-01\n> https:\/\/www.modbus.cn\/en\/6425.html\n\n**Modbus \u534f\u8bae\u6807\u51c6**\n\n---\n\nModbus\u662fModicon\u516c\u53f8\uff08\u73b0\u5728\u7684\u65bd\u8010\u5fb7\u7535\u6c14 Schneider Electric\uff09\u4e8e1979\u5e74\u4e3a\u4f7f\u7528\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\uff08PLC\uff09\u901a\u4fe1\u800c\u53d1\u8868\u7684\u4e00\u79cd\u603b\u7ebf\u534f\u8bae\u3002\n\n\u7b80\u5355\u662f Modbus \u5982\u6b64\u666e\u904d\u7684\u4e3b\u8981\u539f\u56e0\u3002\n\n\u6d88\u606f\u68c0\u67e5\u662f Modbus \u5982\u6b64\u53d7\u6b22\u8fce\u7684\u53e6\u4e00\u4e2a\u539f\u56e0\u3002CRC \u548c LRC \u68c0\u67e5\u610f\u5473\u7740\u68c0\u67e5\u4f20\u8f93\u9519\u8bef\u7684\u51c6\u786e\u7387\u8fbe\u5230 99%\u3002\n\nModbus\u5df2\u7ecf\u6210\u4e3a\u5de5\u4e1a\u9886\u57df\u901a\u4fe1\u534f\u8bae\u7684\u4e1a\u754c\u6807\u51c6\uff08De facto\uff09\uff0c\u5e76\u4e14\u73b0\u5728\u662f\u5de5\u4e1a\u7535\u5b50\u8bbe\u5907\u4e4b\u95f4\u5e38\u7528\u7684\u8fde\u63a5\u65b9\u5f0f\uff08\u4e00\u79cd\u884c\u4e1a\u89c4\u8303\uff09\u3002\u6b64\u5916\uff0c\u8fd8\u5177\u6709\u4e09\u5927\u7279\u70b9\uff1a\n\n\u2460\u516c\u5f00\u53d1\u8868\u5e76\u4e14\u65e0\u7248\u6743\u8981\u6c42\n\n\u2461\u6613\u4e8e\u90e8\u7f72\u548c\u7ef4\u62a4\n\n\u2462\u4fee\u6539\u79fb\u52a8\u672c\u5730\u7684\u6bd4\u7279\u6216\u5b57\u8282\u6ca1\u6709\u5f88\u591a\u9650\u5236\n\n\u6982\u62ec\u6765\u8bb2\uff0cModbus\u5c31\u662f\u4e00\u79cd\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7684\u534f\u8bae\uff0c\u5177\u6709\u514d\u8d39\u4f7f\u7528\u3001\u4e0a\u624b\u7b80\u5355\u3001\u4fee\u6539\u65b9\u4fbf\u4e09\u5927\u7279\u70b9\uff0c\u5df2\u7ecf\u88ab\u5e7f\u6cdb\u4f7f\u7528\u3002\n\n\u6b64\u534f\u8bae\u652f\u6301\u4f20\u7edf\u7684RS-232\u3001RS-485\u3001RS-422\u548c\u4ee5\u592a\u7f51\u8bbe\u5907\u3002\u8bb8\u591a\u5de5\u4e1a\u8bbe\u5907\uff0c\u5305\u62ecPLC\uff0cDCS\uff0c\u667a\u80fd\u4eea\u8868\uff0c\u53d8\u9891\u5668\u7b49\u90fd\u5728\u4f7f\u7528Modbus\u534f\u8bae\u4f5c\u4e3a\u4ed6\u4eec\u4e4b\u95f4\u7684\u901a\u8baf\u6807\u51c6\u3002\u6709\u4e86\u5b83\uff0c\u4e0d\u540c\u5382\u5546\u751f\u4ea7\u7684\u63a7\u5236\u8bbe\u5907\u53ef\u4ee5\u8fde\u6210\u5de5\u4e1a\u7f51\u7edc\uff0c\u8fdb\u884c\u96c6\u4e2d\u76d1\u63a7\u3002\n\n---\n*modbus.cn*\n"