{"id":9895,"date":"2024-01-16T16:26:19","date_gmt":"2024-01-16T08:26:19","guid":{"rendered":"https:\/\/www.pusirobot.com\/?p=9895"},"modified":"2024-01-16T16:26:19","modified_gmt":"2024-01-16T08:26:19","slug":"ymodemxieyijiexi","status":"publish","type":"post","link":"https:\/\/www.pusirobot.com\/index.php\/2024\/01\/16\/ymodemxieyijiexi\/","title":{"rendered":"YModem\u534f\u8bae\u89e3\u6790"},"content":{"rendered":"\n

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YModem\u534f\u8bae\u662f\u56fa\u4ef6\u5347\u7ea7\u7684\u91cd\u5934\u620f\uff0c\u5927\u81f4\u5206\u4e3a\u4e09\u4e2a\u90e8\u5206\uff1a\u8d77\u59cb\u5e27\u3001\u6570\u636e\u5e27\u3001\u7ed3\u675f\u5e27\u3002<\/p>\n\n\n\n

\u8d77\u59cb\u5e27\u4f20\u8f93\u7684\u5185\u5bb9\u5305\u62ec\uff1a\u5e27\u5934\u3001\u5e27\u5e8f\u3001\u5347\u7ea7\u6587\u4ef6\u7684\u6587\u4ef6\u540d\u3001\u6587\u4ef6\u5927\u5c0f\u3001\u5e27\u5c3e\uff0c\u6570\u636e\u90e8\u5206\u4e00\u5171\u662f128\u5b57\u8282\uff0c\u5199\u5b8c\u6587\u4ef6\u5927\u5c0f\u540e\u603b\u5b57\u8282\u4e0d\u8db3128\u4e2a\u5b57\u8282\u9700\u8981\u5199’00\u8865\u9f50’\u3002\u5176\u7ed3\u6784\u5982\u4e0b\uff1a
SOH num -num filename filesize nul crch crcl
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\u6570\u636e\u5e27\u771f\u6b63\u5f00\u59cb\u8fdb\u884c\u5347\u7ea7\u6587\u4ef6\u7684\u6570\u636e\u4f20\u8f93\u3002\u5c06\u5347\u7ea7\u6587\u4ef6\u4ee5\u6bcf\u5e271024\u5b57\u8282\u7684\u5927\u5c0f\u8fdb\u884c\u5207\u5272\uff0c\u4f9d\u6b21\u4f20\u8f93\u3002\u5176\u7ed3\u6784\u5982\u4e0b\uff1a
STH num -num data[1024] crch crcl
\u5f53\u6700\u540e\u4e00\u5e27\u6570\u636e\u4e0d\u8db31024\u5b57\u8282\u65f6\uff0c\u8865’1A’\u5373\u53ef\u3002\u8fd8\u6709\u4e00\u79cd\u7279\u6b8a\u60c5\u51b5\uff0c\u5f53\u6700\u540e\u4e00\u5e27\u6570\u636e\u4e0d\u8db3128\u5b57\u8282\u65f6\uff0c\u4ecd\u8865’1A’\uff0c\u6b64\u65f6\u7684\u5e27\u7ed3\u6784\u4e3a\uff1aSOH num -num data[128] crch crcl\u3002
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STH num -num nul[128] crch crcl
\u4f20\u8f93\u8fd9\u6761\u6570\u636e\u7684\u76ee\u7684\u5728\u4e8e\u544a\u8bc9\u63a7\u5236\u5668\u5347\u7ea7\u6587\u4ef6\u5168\u90e8\u4f20\u8f93\u7ed3\u675f\u5566\uff01<\/p>\n\n\n\n

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1\u3001CRC\u6821\u9a8c\u7801\u7684\u8ba1\u7b97\uff1aCRC\u6821\u9a8c\u91c7\u7528\u7684\u662fCRC16-CCITT\uff0c\u9ad8\u4f4d\u5728\u524d\uff0c\u4f4e\u4f4d\u5728\u540e\u3002\u5f53\u6821\u9a8c\u7801\u9ad8\u4f4d\u4e3a00\u65f6\uff0c\u4e00\u5b9a\u8981\u975e\u5e38\u6ce8\u610f\uff0c\u5343\u4e07\u4e0d\u8981\u7701\u7565\u6389\uff0c\u5426\u5219\u5347\u7ea7\u8fc7\u7a0b\u4e2d\u65ad\uff0c\u63a7\u5236\u5668\u5c31\u53d8\u7816\u5934\u4e86\u3002
2\u3001\u5bf9\u6700\u540e\u4e00\u5e27\u6570\u636e\u7684\u5224\u65ad\uff1a\u5224\u65ad\u6761\u4ef6\u4e00\u5b9a\u8981\u5145\u8db3\uff0c\u5c0f\u4e8e128\u5b57\u8282\uff0c\u7b49\u4e8e128\u5b57\u8282\uff0c\u5927\u4e8e128\u5b57\u8282\u5c0f\u4e8e1024\u5b57\u8282\uff0c\u7b49\u4e8e1024\u5b57\u8282\uff0c\u6f0f\u6389\u5176\u4e2d\u4efb\u4f55\u4e00\u4e2a\u6761\u4ef6\u90fd\u53ef\u80fd\u5bfc\u81f4\u5347\u7ea7\u5931\u8d25\u3002<\/p>\n\n\n\n

\n
\n
\n
\n
\"\"\/<\/figure>
\n

<\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div><\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

XModem\u662f\u6700\u65e9\u7684\u6587\u4ef6\u4f20\u8f93\u534f\u8bae\u4e4b\u4e00\uff0c\u4ee5\u6bcf\u6b21\u4f20\u8f9312 [\u2026]<\/span><\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[17],"tags":[],"_links":{"self":[{"href":"https:\/\/www.pusirobot.com\/index.php\/wp-json\/wp\/v2\/posts\/9895"}],"collection":[{"href":"https:\/\/www.pusirobot.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pusirobot.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pusirobot.com\/index.php\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pusirobot.com\/index.php\/wp-json\/wp\/v2\/comments?post=9895"}],"version-history":[{"count":7,"href":"https:\/\/www.pusirobot.com\/index.php\/wp-json\/wp\/v2\/posts\/9895\/revisions"}],"predecessor-version":[{"id":9908,"href":"https:\/\/www.pusirobot.com\/index.php\/wp-json\/wp\/v2\/posts\/9895\/revisions\/9908"}],"wp:attachment":[{"href":"https:\/\/www.pusirobot.com\/index.php\/wp-json\/wp\/v2\/media?parent=9895"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pusirobot.com\/index.php\/wp-json\/wp\/v2\/categories?post=9895"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pusirobot.com\/index.php\/wp-json\/wp\/v2\/tags?post=9895"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}