{"id":68267,"date":"2023-12-19T04:59:34","date_gmt":"2023-12-18T20:59:34","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=68267"},"modified":"2023-12-19T04:59:34","modified_gmt":"2023-12-18T20:59:34","slug":"rhrdyycj","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/68267.html","title":{"rendered":"RS232\u548cRS485\u7684\u5e94\u7528\u573a\u666f"},"content":{"rendered":"
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RS232\u901a\u4fe1\u534f\u8bae\u662f\u4e00\u79cd\u6d41\u884c\u7684\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u5176\u5e94\u7528\u573a\u666f\u4e4b\u4e00\u662f\u5de5\u4e1a\u81ea\u52a8\u5316\u3002\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\uff0cRS232\u5e38\u7528\u4e8e\u8fde\u63a5\u7535\u8111\u548cPLC\uff08\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\uff09\uff0c\u4ee5\u5b9e\u73b0\u76d1\u63a7\u3001\u6570\u636e\u91c7\u96c6\u548c\u8fdc\u7a0b\u63a7\u5236\u3002\u901a\u8fc7RS232\u63a5\u53e3\uff0c\u5de5\u7a0b\u5e08\u53ef\u4ee5\u4f7f\u7528\u8ba1\u7b97\u673a\u4e0a\u7684\u8f6f\u4ef6\u5bf9\u8bbe\u5907\u8fdb\u884c\u8bbe\u7f6e\u3001\u914d\u7f6e\u548c\u6570\u636e\u4f20\u8f93\uff0c\u4ece\u800c\u5b9e\u73b0\u5bf9\u751f\u4ea7\u8fc7\u7a0b\u7684\u5b9e\u65f6\u76d1\u63a7\u548c\u7ba1\u7406\u3002<\/p>\n
RS232\u5177\u6709\u7b80\u5355\u6613\u7528\u7684\u7279\u70b9\uff0c\u652f\u6301\u5355\u70b9\u901a\u4fe1\uff0c\u9002\u7528\u4e8e\u8ddd\u79bb\u8f83\u77ed\u7684\u6570\u636e\u4f20\u8f93\u3002\u6b64\u5916\uff0cRS232\u63a5\u53e3\u901a\u5e38\u6613\u4e8e\u914d\u7f6e\u548c\u8c03\u8bd5\uff0c\u56e0\u6b64\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u9886\u57df\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002\u5de5\u5382\u4e2d\u7684\u5404\u79cd\u8bbe\u5907\u548c\u4f20\u611f\u5668\u90fd\u53ef\u4ee5\u901a\u8fc7RS232\u63a5\u53e3\u4e0e\u63a7\u5236\u4e2d\u5fc3\u8fde\u63a5\uff0c\u5b9e\u73b0\u6570\u636e\u4ea4\u6362\u548c\u63a7\u5236\u64cd\u4f5c\u3002<\/p>\n
\u7136\u800c\uff0cRS232\u7684\u901a\u4fe1\u8ddd\u79bb\u6709\u9650\uff0c\u901a\u5e38\u53ea\u80fd\u8986\u76d6\u51e0\u5341\u7c73\u7684\u8303\u56f4\uff0c\u4e14\u5bf9\u7535\u78c1\u5e72\u6270\u8f83\u4e3a\u654f\u611f\u3002\u5728\u67d0\u4e9b\u5de5\u4e1a\u73af\u5883\u4e0b\uff0c\u4fe1\u53f7\u7a33\u5b9a\u6027\u53d7\u5230\u5f71\u54cd\uff0c\u56e0\u6b64\u6709\u65f6\u9700\u8981\u8003\u8651\u5176\u4ed6\u66f4\u9002\u5408\u957f\u8ddd\u79bb\u4f20\u8f93\u548c\u6297\u5e72\u6270\u80fd\u529b\u66f4\u5f3a\u7684\u901a\u4fe1\u65b9\u5f0f\uff0c\u6bd4\u5982RS485\u3002<\/p>\n
\u76f8\u6bd4RS232\uff0cRS485\u901a\u4fe1\u534f\u8bae\u9002\u7528\u4e8e\u66f4\u5e7f\u6cdb\u7684\u5e94\u7528\u573a\u666f\uff0c\u7279\u522b\u662f\u5728\u73af\u5883\u76d1\u63a7\u7cfb\u7edf\u4e2d\u7684\u5e94\u7528\u8f83\u4e3a\u5e38\u89c1\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8e\u697c\u5b87\u81ea\u52a8\u5316\u7cfb\u7edf\u548c\u5de5\u4e1a\u73af\u5883\u4e2d\u7684\u4f20\u611f\u5668\u7f51\u7edc\uff0cRS485<\/a>\u901a\u5e38\u88ab\u7528\u4e8e\u8fdc\u7a0b\u6570\u636e\u91c7\u96c6\u548c\u63a7\u5236\u3002<\/p>\n RS485\u652f\u6301\u591a\u70b9\u901a\u4fe1\uff0c\u53ef\u8fde\u63a5\u591a\u4e2a\u8bbe\u5907\u4ee5\u6784\u5efa\u590d\u6742\u7684\u76d1\u63a7\u7f51\u7edc\u3002\u5176\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe\u6570\u5343\u7c73\uff0c\u5e76\u4e14\u5177\u6709\u8f83\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\uff0c\u9002\u7528\u4e8e\u5de5\u4e1a\u73af\u5883\u4e2d\u53ef\u80fd\u5b58\u5728\u7684\u7535\u78c1\u5e72\u6270\u548c\u566a\u58f0\u3002\u8fd9\u4f7f\u5f97RS485\u5728\u73af\u5883\u76d1\u6d4b<\/a>\u548c\u63a7\u5236\u7cfb\u7edf\u4e2d\u5177\u6709\u663e\u8457\u7684\u4f18\u52bf\u3002<\/p>\n RS485\u5728\u73af\u5883\u76d1\u63a7\u7cfb\u7edf\u7684\u4f18\u52bf<\/h3>\n
RS485\u5728\u73af\u5883\u76d1\u63a7\u7cfb\u7edf\u7684\u6311\u6218<\/h3>\n