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RS422\u63a5\u53e3<\/p>\n

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RS485\u63a5\u53e3<\/p>\n

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\"IMG_256\"<\/p>\n

RS422\u63a5\u53e3\u4e0eRS485\u63a5\u53e3\u7684\u533a\u522b<\/p>\n

\u4e00\u3001\u6307\u4ee3\u4e0d\u540c<\/p>\n

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1\u3001RS485\uff1a\u4f7f\u7528\u8be5\u6807\u51c6\u7684\u6570\u5b57\u901a\u4fe1\u7f51\u7edc\u80fd\u5728\u8fdc\u8ddd\u79bb\u6761\u4ef6\u4e0b\u4ee5\u53ca\u7535\u5b50\u566a\u58f0\u5927\u7684\u73af\u5883\u4e0b\u6709\u6548\u4f20\u8f93\u4fe1\u53f7<\/p>\n

    \n
  1. RS422\uff1a\u91c7\u7528\u5e73\u8861\u4f20\u8f93\u91c7\u7528\u5355\u5411\/\u975e\u53ef\u9006\uff0c\u6709\u4f7f\u80fd\u7aef\u6216\u6ca1\u6709\u4f7f\u80fd\u7aef\u7684\u4f20\u8f93\u7ebf\u3002\u4e0d\u5141\u8bb8\u51fa\u73b0\u591a\u4e2a\u53d1\u9001\u7aef\u800c\u53ea\u80fd\u6709\u591a\u4e2a\u63a5\u53d7\u7aef\u3002<\/li>\n<\/ol>\n

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    1\u3001RS485\uff1a\u4f7f\u5f97\u5ec9\u4ef7\u672c\u5730\u7f51\u7edc\u4ee5\u53ca\u591a\u652f\u8def\u901a\u4fe1\u94fe\u8def\u7684\u914d\u7f6e\u6210\u4e3a\u53ef\u80fd\u3002<\/p>\n

    2\u3001RS422\uff1a\u9700\u8981\u4e00\u7ec8\u63a5\u7535\u963b\uff0c\u8981\u6c42\u5176\u963b\u503c\u7ea6\u7b49\u4e8e\u4f20\u8f93\u7535\u7f06\u7684\u7279\u6027\u963b\u6297\u3002\u5728\u77ed\u8ddd\u79bb\u4f20\u8f93\u65f6\u53ef\u4e0d\u9700\u7ec8\u63a5\u7535\u963b\uff0c\u5373\u4e00\u822c\u5728300\u7c73\u4ee5\u4e0b\u4e0d\u9700\u7ec8\u63a5\u7535\u963b\u3002\u7ec8\u63a5\u7535\u963b\u63a5\u5728\u4f20\u8f93\u7535\u7f06\u7684***\u8fdc\u7aef\u3002<\/p>\n

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