{"id":75587,"date":"2024-01-11T08:10:16","date_gmt":"2024-01-11T00:10:16","guid":{"rendered":"\/\/www.viralrail.com\/?p=75587"},"modified":"2024-01-11T08:10:16","modified_gmt":"2024-01-11T00:10:16","slug":"yjlkyrjlk","status":"publish","type":"post","link":"\/\/www.viralrail.com\/blog\/75587.html","title":{"rendered":"\u786c\u4ef6\u6d41\u63a7\u4e0e\u8f6f\u4ef6\u6d41\u63a7"},"content":{"rendered":"

  \u786c\u4ef6\u6d41\u63a7\u548c\u8f6f\u4ef6\u6d41\u63a7\u662f\u7269\u8054\u7f51\u4e2d\u5173\u952e\u7684\u6280\u672f\u6982\u5ff5\uff0c\u5b83\u4eec\u5728\u6570\u636e\u901a\u4fe1\u548c\u8bbe\u5907\u63a7\u5236\u4e2d\u626e\u6f14\u7740\u91cd\u8981\u89d2\u8272\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8\u786c\u4ef6\u6d41\u63a7\u548c\u8f6f\u4ef6\u6d41\u63a7\u7684\u6982\u5ff5\u3001\u539f\u7406\u548c\u5e94\u7528\u3002<\/p>\n

\u786c\u4ef6\u6d41\u63a7\u7684\u539f\u7406\u4e0e\u5e94\u7528<\/h2>\n

  \u786c\u4ef6\u6d41\u63a7\uff08Hardware Flow Control\uff09\u662f\u4e00\u79cd\u901a\u8fc7\u786c\u4ef6\u4fe1\u53f7\u7ebf\u5b9e\u73b0\u7684\u6570\u636e\u4f20\u8f93\u63a7\u5236\u673a\u5236\u3002\u5b83\u7684\u6838\u5fc3\u539f\u7406\u5728\u4e8e\u901a\u8fc7\u63a7\u5236RTS\uff08Request to Send\uff09\u548cCTS\uff08Clear to Send\uff09\u4fe1\u53f7\u6765\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n

  RTS\u4fe1\u53f7<\/h3>\n

  RTS\u4fe1\u53f7\u662f\u7531\u53d1\u9001\u65b9\u8bbe\u5907\u53d1\u9001\u7684\u8bf7\u6c42\u4fe1\u53f7\uff0c\u7528\u4e8e\u901a\u77e5\u63a5\u6536\u65b9\u8bbe\u5907\u672c\u6b21\u6570\u636e\u4f20\u8f93\u7684\u51c6\u5907\u5c31\u7eea\u72b6\u6001\u3002<\/p>\n

  CTS\u4fe1\u53f7<\/h3>\n

  CTS\u4fe1\u53f7\u662f\u63a5\u6536\u65b9\u8bbe\u5907\u5728\u6536\u5230RTS\u4fe1\u53f7\u540e\u53d1\u9001\u7684\u786e\u8ba4\u4fe1\u53f7\uff0c\u8868\u793a\u63a5\u6536\u65b9\u8bbe\u5907\u5df2\u7ecf\u51c6\u5907\u597d\u63a5\u6536\u6570\u636e\u3002<\/p>\n

  \u786c\u4ef6\u6d41\u63a7\u7684\u5e94\u7528<\/h3>\n

  \u786c\u4ef6\u6d41\u63a7\u901a\u5e38\u7528\u4e8e\u4e32\u884c\u901a\u4fe1\u4e2d\uff0c\u4f8b\u5982RS-232\u548cRS-485\u63a5\u53e3\u7684\u6570\u636e\u4f20\u8f93\u3002\u5b83\u80fd\u591f\u6709\u6548\u907f\u514d\u6570\u636e\u4e22\u5931\u548c\u6570\u636e\u6ea2\u51fa\uff0c\u63d0\u9ad8\u4e86\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n

\u8f6f\u4ef6\u6d41\u63a7\u7684\u539f\u7406\u4e0e\u5e94\u7528<\/h2>\n

  \u8f6f\u4ef6\u6d41\u63a7\uff08Software Flow Control\uff09\u662f\u4e00\u79cd\u901a\u8fc7\u8f6f\u4ef6\u534f\u8bae\u6765\u63a7\u5236\u6570\u636e\u4f20\u8f93\u7684\u673a\u5236\u3002\u76f8\u8f83\u4e8e\u786c\u4ef6\u6d41\u63a7\uff0c\u8f6f\u4ef6\u6d41\u63a7\u66f4\u591a\u5730\u4f9d\u8d56\u4e8e\u6570\u636e\u5305\u4e2d\u7684\u63a7\u5236\u5b57\u6bb5\u548c\u534f\u8bae\u6765\u5b9e\u73b0\u6570\u636e\u4f20\u8f93\u7684\u63a7\u5236\u548c\u7ba1\u7406\u3002<\/p>\n

  XON\/XOFF\u534f\u8bae<\/h3>\n

  XON\/XOFF\u534f\u8bae\u662f\u8f6f\u4ef6\u6d41\u63a7\u4e2d\u5e38\u7528\u7684\u4e00\u79cd\u63a7\u5236\u534f\u8bae\uff0c\u53d1\u9001\u65b9\u8bbe\u5907\u4f1a\u53d1\u9001XOFF\u5b57\u7b26\u901a\u77e5\u63a5\u6536\u65b9\u8bbe\u5907\u505c\u6b62\u53d1\u9001\u6570\u636e\uff0c\u53d1\u9001\u5b8c\u6570\u636e\u540e\u518d\u53d1\u9001XON\u5b57\u7b26\u901a\u77e5\u63a5\u6536\u65b9\u8bbe\u5907\u7ee7\u7eed\u53d1\u9001\u6570\u636e\u3002<\/p>\n

  \u8f6f\u4ef6\u6d41\u63a7\u7684\u5e94\u7528<\/h3>\n

  \u8f6f\u4ef6\u6d41\u63a7\u5e7f\u6cdb\u5e94\u7528\u4e8e\u8ba1\u7b97\u673a\u7f51\u7edc\u901a\u4fe1\u4e2d\uff0c\u4f8b\u5982TCP\u534f\u8bae<\/a>\u4e2d\u7684\u6ed1\u52a8\u7a97\u53e3\u673a\u5236\u5c31\u662f\u4e00\u79cd\u8f6f\u4ef6\u6d41\u63a7\u7684\u4f53\u73b0\uff0c\u5b83\u6709\u6548\u5730\u63a7\u5236\u4e86\u6570\u636e\u5305\u7684\u53d1\u9001\u548c\u63a5\u6536\u901f\u7387\uff0c\u907f\u514d\u4e86\u4e22\u5305\u548c\u62e5\u585e\u73b0\u8c61\u7684\u53d1\u751f\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

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