{"id":78101,"date":"2023-12-29T23:00:23","date_gmt":"2023-12-29T15:00:23","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=78101"},"modified":"2023-12-29T23:00:23","modified_gmt":"2023-12-29T15:00:23","slug":"ryrqb","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/78101.html","title":{"rendered":"RS232\u4e0eRS485\u533a\u522b"},"content":{"rendered":"
RS232\u4e0eRS485\u662f\u5e38\u7528\u7684\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u4eec\u5728\u5de5\u4e1a\u63a7\u5236\u3001\u6570\u636e\u91c7\u96c6\u4ee5\u53ca\u901a\u4fe1\u8bbe\u5907\u4e2d\u6709\u7740\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecdRS232\u4e0eRS485\u7684\u533a\u522b\uff0c\u4ee5\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u5b83\u4eec\u7684\u7279\u70b9\u4e0e\u5e94\u7528\u573a\u666f\u3002<\/p>\n
RS232\u662f\u4e00\u79cd\u4e32\u884c\u901a\u4fe1\u63a5\u53e3\u6807\u51c6\uff0c\u5e38\u7528\u4e8e\u4e2a\u4eba\u8ba1\u7b97\u673a\u548c\u5916\u56f4\u8bbe\u5907\u4e4b\u95f4\u7684\u8fde\u63a5\u3002\u5b83\u4f7f\u7528\u5355\u4e2a\u4fe1\u53f7\u7ebf\u8fdb\u884c\u901a\u4fe1\uff0c\u4f20\u8f93\u8ddd\u79bb\u8f83\u77ed\uff0c\u901f\u5ea6\u8f83\u6162\uff0c\u901a\u5e38\u7528\u4e8e\u4e32\u884c\u901a\u4fe1\u8ddd\u79bb\u8f83\u77ed\u7684\u573a\u5408\u3002<\/p>\n
RS232\u91c7\u7528\u5168\u53cc\u5de5\u901a\u4fe1\u6a21\u5f0f\uff0c\u4f20\u8f93\u901f\u7387\u4e00\u822c\u572820 kbps\u4ee5\u4e0b\uff0c\u6700\u5927\u8ddd\u79bb\u7ea6\u4e3a50\u82f1\u5c3a\u3002<\/p>\n
RS232\u63a5\u53e3\u5305\u62ecDB9\u548cDB25\u4e24\u79cd\u7c7b\u578b\uff0c\u5e38\u89c1\u4e8e\u7535\u8111\u4e32\u53e3\u548c\u5916\u90e8\u8c03\u5236\u89e3\u8c03\u5668\u7b49\u8bbe\u5907\u3002<\/p>\n
RS485\u662f\u4e00\u79cd\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u9886\u57df\u7684\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u4e0eRS232\u76f8\u6bd4\uff0cRS485\u5177\u6709\u66f4\u597d\u7684\u6297\u5e72\u6270\u80fd\u529b\u548c\u66f4\u8fdc\u7684\u4f20\u8f93\u8ddd\u79bb\uff0c\u9002\u7528\u4e8e\u5de5\u4e1a\u73af\u5883\u4e2d\u7684\u8fdc\u8ddd\u79bb\u6570\u636e\u4f20\u8f93\u3002<\/p>\n
RS485\u652f\u6301\u591a\u70b9\u901a\u4fe1\uff0c\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u9ad8\u8fbe10 Mbps\uff0c\u4f20\u8f93\u8ddd\u79bb\u6700\u8fdc\u53ef\u8fbe1200\u7c73\u3002<\/p>\n
RS485\u63a5\u53e3\u901a\u5e38\u4f7f\u7528\u4e24\u6839\u53cc\u7ede\u7ebf\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u9002\u7528\u4e8e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf<\/a>\u4e2d\u5404\u79cd\u4f20\u611f\u5668\u3001\u6267\u884c\u5668\u548c\u63a7\u5236\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\u3002<\/p>\n\u603b\u7ed3<\/h2>\n