{"id":77696,"date":"2023-12-31T13:54:42","date_gmt":"2023-12-31T05:54:42","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=77696"},"modified":"2023-12-31T13:54:42","modified_gmt":"2023-12-31T05:54:42","slug":"rqbjyy","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/77696.html","title":{"rendered":"RS232, RS422, RS485\u533a\u522b\u53ca\u5e94\u7528"},"content":{"rendered":"
\u4eca\u5929\u6211\u4eec\u5c06\u4ecb\u7ecdRS232, RS422<\/a>, RS485\u7684\u533a\u522b\u4ee5\u53ca\u5b83\u4eec\u7684\u5e94\u7528\u9886\u57df\uff0c\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e9b\u901a\u4fe1\u6807\u51c6\u3002<\/p>\n RS232\u548cRS422\u90fd\u662f\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u4eec\u5728\u6027\u80fd\u548c\u5e94\u7528\u4e2d\u5b58\u5728\u660e\u663e\u7684\u533a\u522b\u3002\u4e0b\u9762\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5b83\u4eec\u4e4b\u95f4\u7684\u533a\u522b\u3002<\/p>\n RS232\u4e00\u822c\u4f7f\u7528\u5355\u7aef\u53e3\u4f20\u8f93\uff0c\u5176\u5de5\u4f5c\u7535\u538b\u8303\u56f4\u4e3a\u00b13\u81f3\u00b115V\u3002\u800cRS422\u4f7f\u7528\u5dee\u5206\u4f20\u8f93\uff0c\u5373\u4f7f\u7528\u4e00\u5bf9\u4f20\u8f93\u7ebf\u8fdb\u884c\u4fe1\u53f7\u4f20\u8f93\uff0c\u5176\u5de5\u4f5c\u7535\u538b\u8303\u56f4\u4e3a\u00b12\u81f3\u00b16V\u3002<\/p>\n RS232\u9002\u7528\u4e8e\u77ed\u8ddd\u79bb\u901a\u4fe1\uff0c\u5176\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u4e3a15\u7c73\u3002\u800cRS422\u7531\u4e8e\u4f7f\u7528\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u8fdc\u8ddd\u79bb\u7684\u4f20\u8f93\uff0c\u6700\u5927\u4f20\u8f93\u8ddd\u79bb\u53ef\u8fbe1200\u7c73\u3002<\/p>\n \u5c3d\u7ba1RS422\u548cRS485\u90fd\u662f\u5dee\u5206\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u4eec\u5728\u5e94\u7528\u548c\u6027\u80fd\u4e0a\u6709\u6240\u4e0d\u540c\u3002\u4e0b\u9762\u6211\u4eec\u5c06\u8ba8\u8bba\u5b83\u4eec\u4e4b\u95f4\u7684\u533a\u522b\u3002<\/p>\nRS232\u4e0eRS422\u7684\u533a\u522b<\/h2>\n
\u7535\u6c14\u7279\u6027<\/h3>\n
\u4f20\u8f93\u8ddd\u79bb<\/h3>\n
RS422\u4e0eRS485\u7684\u533a\u522b<\/h2>\n
\u7f51\u7edc\u67b6\u6784<\/h3>\n