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RS-232\u4e32\u53e3\u662f\u6700\u5e38\u7528\u7684\u4e32\u53e3\u7c7b\u578b\uff0c\u5b83\u53ef\u4ee5\u7528\u6765\u8fde\u63a5\u591a\u79cd\u5916\u90e8\u8bbe\u5907\uff0c\u5982\u6253\u5370\u673a\u3001\u626b\u63cf\u4eea\u7b49\u3002\u5b83\u5177\u6709\u53ef\u9760\u6027\u9ad8\u3001\u4f20\u8f93\u8ddd\u79bb\u957f\u7b49\u4f18\u70b9\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u5e94\u7528\u9700\u6c42\u3002\u5b83\u7684\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u5230115.2Kbps\uff0c\u53ef\u4ee5\u6ee1\u8db3\u5927\u591a\u6570\u5e94\u7528\u7684\u8981\u6c42\u3002<\/p>\n
RS-485\u4e32\u53e3\u662f\u4e00\u79cd\u9ad8\u901f\u4e32\u53e3\uff0c\u5b83\u7684\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u523010Mbps\uff0c\u6bd4RS-232\u4e32\u53e3\u5feb\u5f97\u591a\u3002\u5b83\u53ef\u4ee5\u7528\u6765\u8fde\u63a5\u591a\u53f0\u8ba1\u7b97\u673a\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8ba1\u7b97\u673a\u4e4b\u95f4\u7684\u6570\u636e\u901a\u4fe1\u3002\u5b83\u5177\u6709\u7a33\u5b9a\u6027\u9ad8\u3001\u5b89\u5168\u6027\u5f3a\u7b49\u4f18\u70b9\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u5e94\u7528\u9700\u6c42\u3002<\/p>\n
USB\u4e32\u53e3\u662f\u4e00\u79cd\u65b0\u578b\u7684\u4e32\u53e3\uff0c\u5b83\u53ef\u4ee5\u7528\u6765\u8fde\u63a5\u591a\u79cd\u5916\u90e8\u8bbe\u5907\uff0c\u5982\u786c\u76d8\u3001\u6253\u5370\u673a\u3001\u626b\u63cf\u4eea\u7b49\u3002\u5b83\u7684\u4f20\u8f93\u901f\u7387\u53ef\u4ee5\u8fbe\u5230480Mbps\uff0c\u6bd4RS-232\u4e32\u53e3\u5feb\u5f97\u591a\u3002\u5b83\u5177\u6709\u53ef\u9760\u6027\u9ad8\u3001\u4f20\u8f93\u8ddd\u79bb\u957f\u7b49\u4f18\u70b9\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u5e94\u7528\u9700\u6c42\u3002<\/p>\n
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