{"id":68323,"date":"2023-12-22T19:13:35","date_gmt":"2023-12-22T11:13:35","guid":{"rendered":"\/\/www.dealsbon.com\/?p=68323"},"modified":"2023-12-22T19:13:35","modified_gmt":"2023-12-22T11:13:35","slug":"srljrhrjxyl","status":"publish","type":"post","link":"\/\/www.dealsbon.com\/blog\/68323.html","title":{"rendered":"\u6df1\u5165\u4e86\u89e3RS485\u548cRS422\u63a5\u7ebf\u539f\u7406"},"content":{"rendered":"

  \u672c\u7bc7\u6587\u7ae0\u5c06\u6df1\u5165\u63a2\u8ba8RS485\u548cRS422\u63a5\u7ebf\u539f\u7406\uff0c\u5e2e\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u5b83\u4eec\u7684\u5de5\u4f5c\u539f\u7406\u548c\u5e94\u7528\u573a\u666f\u3002<\/p>\n

RS485\u63a5\u7ebf\u539f\u7406<\/h2>\n

  RS485\u662f\u4e00\u79cd\u5e38\u7528\u7684\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u5b83\u80fd\u591f\u652f\u6301\u591a\u70b9\u901a\u4fe1\uff0c\u5177\u6709\u8f83\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002\u5728RS485\u63a5\u7ebf\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u5173\u6ce8\u7684\u4e3b\u8981\u95ee\u9898\u5305\u62ec\u4fe1\u53f7\u7ebf\u7684\u8fde\u63a5\u65b9\u5f0f\u3001\u7aef\u7ebf\u7535\u963b\u7684\u8bbe\u7f6e\u4ee5\u53ca\u4fe1\u53f7\u7ebf\u7684\u6781\u6027\u3002<\/p>\n

  \u4fe1\u53f7\u7ebf\u8fde\u63a5\u65b9\u5f0f<\/h3>\n

  \u5728RS485\u63a5\u7ebf\u4e2d\uff0c\u4e00\u822c\u91c7\u7528\u4e24\u6839\u4fe1\u53f7\u7ebf\uff08A\u548cB\uff09\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u5176\u4e2dA\u7ebf\u4e3a\u6b63\u6781\u6027\uff0cB\u7ebf\u4e3a\u8d1f\u6781\u6027\u3002\u8fd9\u79cd\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\u65b9\u5f0f\u53ef\u4ee5\u6709\u6548\u62b5\u6297\u5916\u754c\u5e72\u6270\uff0c\u63d0\u9ad8\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\u3002<\/p>\n

  \u7aef\u7ebf\u7535\u963b\u7684\u8bbe\u7f6e<\/h3>\n

  \u4e3a\u4e86\u4fdd\u6301\u4fe1\u53f7\u7ebf\u4e0a\u7684\u963b\u6297\u5339\u914d\uff0cRS485\u7f51\u7edc\u4e2d\u9700\u8981\u8bbe\u7f6e\u7aef\u7ebf\u7535\u963b\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u4f1a\u5728\u6bcf\u6761\u4fe1\u53f7\u7ebf\u7684\u4e24\u7aef\u5206\u522b\u8bbe\u7f6e120\u6b27\u59c6\u7684\u7aef\u7ebf\u7535\u963b\uff0c\u4ee5\u786e\u4fdd\u4fe1\u53f7\u7ebf\u7684\u4f20\u8f93\u5b8c\u6574\u6027\u3002<\/p>\n

RS422\u63a5\u7ebf\u539f\u7406<\/h2>\n

  RS422\u4e0eRS485\u7c7b\u4f3c\uff0c\u540c\u6837\u662f\u4e00\u79cd\u4e32\u884c\u901a\u4fe1\u6807\u51c6\uff0c\u9002\u7528\u4e8e\u8fdc\u8ddd\u79bb\u9ad8\u901f\u4f20\u8f93\u3002\u5b83\u4e5f\u91c7\u7528\u5dee\u5206\u4fe1\u53f7\u4f20\u8f93\uff0c\u5e76\u4e14\u53ef\u4ee5\u652f\u6301\u591a\u70b9\u901a\u4fe1\u3002\u5728RS422\u63a5\u7ebf\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u6ce8\u610f\u7684\u95ee\u9898\u4e0eRS485\u7c7b\u4f3c\uff0c\u4f46\u4e5f\u5b58\u5728\u4e00\u4e9b\u7ec6\u5fae\u5dee\u5f02\u3002<\/p>\n

  \u5355\u7aef\u4e0e\u5dee\u5206\u4fe1\u53f7<\/h3>\n

  RS422\u91c7\u7528\u4e86\u4e00\u5bf9\u5dee\u5206\u4fe1\u53f7\u7ebf\u8fdb\u884c\u6570\u636e\u4f20\u8f93\uff0c\u5177\u6709\u8f83\u5f3a\u7684\u6297\u5e72\u6270\u80fd\u529b\u3002\u4e0eRS485<\/a>\u76f8\u6bd4\uff0cRS422\u7684\u5355\u7aef\u4fe1\u53f7\u66f4\u4e3a\u7a33\u5b9a\uff0c\u9002\u7528\u4e8e\u4e00\u4e9b\u7279\u5b9a\u7684\u573a\u666f\uff0c\u4f8b\u5982\u5728\u7535\u538b\u8303\u56f4\u8f83\u5927\u6216\u8005\u5bf9\u4f20\u8f93\u901f\u7387<\/a>\u6709\u8f83\u9ad8\u8981\u6c42\u7684\u60c5\u51b5\u4e0b\u3002<\/p>\n

  \u4fe1\u53f7\u7ebf\u6781\u6027\u4e0e\u7535\u538b\u8303\u56f4<\/h3>\n

  \u5728RS422\u63a5\u7ebf\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u7279\u522b\u5173\u6ce8\u4fe1\u53f7\u7ebf\u7684\u6781\u6027\u548c\u7535\u538b\u8303\u56f4\u7684\u8bbe\u7f6e\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u51c6\u786e\u6027\u548c\u53ef\u9760\u6027\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0cRS422\u8981\u6c42\u4fe1\u53f7\u7ebf\u7684\u504f\u7f6e\u7535\u538b\u4e3a2V\u52306V\uff0c\u5e76\u4e14\u6b63\u8d1f\u6781\u6027\u7684\u8bbe\u7f6e\u4e5f\u9700\u7b26\u5408\u6807\u51c6\u8981\u6c42\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

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