{"id":26570,"date":"2024-01-15T22:52:26","date_gmt":"2024-01-15T14:52:26","guid":{"rendered":"https:\/\/www.modbus.cn\/?p=26570"},"modified":"2026-06-30T23:42:44","modified_gmt":"2026-06-30T15:42:44","slug":"wu-shua-dian-ji-qu-dong-qi-modbus-tong-xun-xie-yi-ji-ji-cun-qi-shuo-ming","status":"publish","type":"post","link":"https:\/\/www.modbus.cn\/en\/26570.html","title":{"rendered":"\u65e0\u5237\u7535\u673a\u9a71\u52a8\u5668Modbus\u00a0\u901a\u8baf\u534f\u8bae\u53ca\u5bc4\u5b58\u5668\u8bf4\u660e"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img data-dominant-color=\"acc2b7\" data-has-transparency=\"false\" style=\"--dominant-color: #acc2b7;\" decoding=\"async\" sizes=\"(max-width: 800px) 100vw, 800px\" src=\"https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/01\/20240115230454661.jpg\"  class=\"wp-image-26575 not-transparent\"\/ loading=\"lazy\" title=\"\u65e0\u5237\u7535\u673a\u9a71\u52a8\u5668Modbus\u00a0\u901a\u8baf\u534f\u8bae\u53ca\u5bc4\u5b58\u5668\u8bf4\u660e\u63d2\u56fe\" alt=\"\u65e0\u5237\u7535\u673a\u9a71\u52a8\u5668Modbus\u00a0\u901a\u8baf\u534f\u8bae\u53ca\u5bc4\u5b58\u5668\u8bf4\u660e\u63d2\u56fe\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">1.&nbsp;\u901a\u8baf\u534f\u8bae<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u9a71\u52a8\u5668\u4f7f\u7528&nbsp;MODBUS-RTU(\u56fd\u6807&nbsp;GB\/T19582-2008)\u901a\u8baf\u534f\u8bae\u8fdb\u884c\u901a\u8baf\uff0c&nbsp;\u652f\u6301\u4e00\u53f0\u4e3b\u7ad9\u63a7\u5236\u591a\u4e2a\u4ece\u7ad9\uff08\u5373\u9a71\u52a8\u5668\uff09\uff0c\u652f\u6301\u6700\u591a&nbsp;255 \u4e2a\u4ece\u7ad9\uff0c\u652f\u6301\u901a\u8baf\u5e7f\u64ad\uff08\u4ece\u7ad9\u5730\u5740\u4e3a&nbsp;0 \u89c6\u4e3a\u5e7f\u64ad\u5e27\uff09\uff0c\u4e3b\u7ad9\u53ef\u4ee5\u662f\u5355\u7247\u673a\u3001PLC \u6216&nbsp;PC \u673a\u7b49\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1.1&nbsp;\u901a\u8baf\u53c2\u6570<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ed8\u8ba4\u901a\u8baf\u53c2\u6570\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>&gt;&nbsp;\u6ce2\u7279\u7387\u56fa\u5b9a\u4e3a&nbsp;9600bps\u3002<\/li>\n\n\n\n<li>&gt;&nbsp;\u6570\u636e\u4f4d\u4e3a&nbsp;8 \u4f4d\u3002<\/li>\n\n\n\n<li>&gt;&nbsp;\u6821\u9a8c\u4e3a\u201c\u65e0+1 \u505c\u6b62\u4f4d\u201d\u3002<\/li>\n\n\n\n<li>&gt;&nbsp;\u4ece\u7ad9\u5730\u5740\u56fa\u5b9a\u4e3a&nbsp;1\u3002&nbsp;\u7528\u6237\u81ea\u5b9a\u4e49\u901a\u8baf\u53c2\u6570\uff1a<\/li>\n\n\n\n<li>&gt;&nbsp;\u6ce2\u7279\u7387\u53ef\u914d\u7f6e\u8303\u56f4&nbsp;9600-115200bps\u3002<\/li>\n\n\n\n<li>&gt;&nbsp;\u6570\u636e\u4f4d\u56fa\u5b9a\u4e3a&nbsp;8 \u4f4d\u3002<\/li>\n\n\n\n<li>&gt;&nbsp;\u6821\u9a8c\u65b9\u5f0f\u53ef\u914d\u7f6e\u4e3a\uff1a&nbsp;\u201c\u5076+1 \u505c\u6b62\u4f4d\u201d\u3001\u201c\u5947+1 \u505c\u6b62\u4f4d\u201d\u548c\u201c\u65e0+2 \u505c\u6b62\u4f4d\u201d\u3002<\/li>\n\n\n\n<li>&gt;&nbsp;\u4ece\u7ad9\u5730\u5740\u53ef\u8bbe\u7f6e\u8303\u56f4&nbsp;1~255\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u6570\u636e\u5e27\u901a\u4fe1\u4e2d\u65ad\u8d85\u8fc7&nbsp;4 \u4e2a\u5b57\u8282\u7684\u6253\u5305\u65f6\u95f4\u5224\u5b9a\u4e3a\u5e27\u63a5\u6536\u8d85\u65f6\u3002\u5f53\u53d1\u751f\u5e27\u8d85\u65f6\u7684\u65f6\u5019\uff0c\u4e4b\u524d\u63a5\u6536\u5230\u7684\u6570\u636e\u5c06\u88ab&nbsp;\u89c6\u4e3a\u65e0\u6548\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a><\/a>1.2&nbsp;MODBUS-RTU&nbsp;\u5e27\u683c\u5f0f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u9a71\u52a8\u5668\u652f\u6301&nbsp;MODBUS&nbsp;\u7684&nbsp;0x03(\u8bfb\u4fdd\u6301\u5bc4\u5b58\u5668)\u30010x06(\u5199\u5355\u4e2a\u5bc4\u5b58\u5668)\u548c&nbsp;0x10(\u5199\u591a\u4e2a\u5bc4\u5b58\u5668)\u529f\u80fd\u7801\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><a><\/a>1.2.1&nbsp;0x03&nbsp;\u8bfb\u4fdd\u6301\u5bc4\u5b58\u5668<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u7ad9\u53d1\u9001\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5b57\u8282<\/td><td><strong>1<\/strong><\/td><td><strong>2<\/strong><\/td><td><strong>3<\/strong><\/td><td><strong>4<\/strong><\/td><td><strong>5<\/strong><\/td><td><strong>6<\/strong><\/td><td><strong>7<\/strong><\/td><td><strong>8<\/strong><\/td><\/tr><tr><td>\u5185\u5bb9<\/td><td>ADR<\/td><td>0x03<\/td><td>\u8d77\u59cb\u5bc4\u5b58\u5668&nbsp;\u9ad8\u5b57\u8282<\/td><td>\u8d77\u59cb\u5bc4\u5b58\u5668&nbsp;\u4f4e\u5b57\u8282<\/td><td>\u5bc4\u5b58\u5668\u6570\u9ad8\u5b57\u8282<\/td><td>\u5bc4\u5b58\u5668\u6570&nbsp;\u4f4e\u5b57\u8282<\/td><td>CRC \u4f4e\u5b57\u8282<\/td><td>CRC &nbsp;\u9ad8\u5b57\u8282<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;1 \u5b57\u8282 ADR\uff1a \u4ece\u7ad9\u5730\u5740\u7801\uff08=001\uff5e254\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;2 \u5b57\u8282 0x03\uff1a \u8bfb\u5bc4\u5b58\u5668\u503c\u529f\u80fd\u7801\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;3\u30014 \u5b57\u8282\uff1a&nbsp;\u8981\u8bfb\u7684\u5bc4\u5b58\u5668\u5f00\u59cb\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;5\u30016 \u5b57\u8282\uff1a&nbsp;\u8981\u8bfb\u7684\u5bc4\u5b58\u5668\u6570\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;7\u30018 \u5b57\u8282\uff1a&nbsp;\u4ece\u5b57\u8282&nbsp;1 \u5230&nbsp;6&nbsp;\u7684&nbsp;CRC16 \u6821\u9a8c\u7801 \u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u7ad9\u56de\u9001\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5b57\u8282<\/td><td><strong>1<\/strong><\/td><td><strong>2<\/strong><\/td><td><strong>3<\/strong><\/td><td><strong>4<\/strong><strong>&nbsp;<\/strong>\u3001<strong>5<\/strong><\/td><td><strong>6<\/strong><strong>&nbsp;<\/strong>\u3001<strong>7<\/strong><\/td><td>\u2026<\/td><td><strong>M-1<\/strong>\u3001<strong>M<\/strong><\/td><td><strong>M+1<\/strong><\/td><td><strong>M+2<\/strong><\/td><\/tr><tr><td>\u5185\u5bb9<\/td><td>ADR<\/td><td>0x03<\/td><td>\u5b57\u8282\u603b\u6570<\/td><td>\u5bc4\u5b58\u5668&nbsp;\u6570\u636e&nbsp;1<\/td><td>\u5bc4\u5b58\u5668&nbsp;\u6570\u636e&nbsp;2<\/td><td>\u2026<\/td><td>\u5bc4\u5b58\u5668\u6570\u636e&nbsp;M<\/td><td>CRC \u4f4e\u5b57\u8282<\/td><td>CRC \u9ad8&nbsp;\u5b57\u8282<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;1 \u5b57\u8282&nbsp;ADR\uff1a \u4ece\u7ad9\u5730\u5740\u7801\uff08=001\uff5e254\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;2 \u5b57\u8282 0x03\uff1a \u8fd4\u56de\u8bfb\u529f\u80fd\u7801\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;3 \u5b57\u8282\uff1a\u4ece&nbsp;4 \u5230&nbsp;M\uff08\u5305\u62ec&nbsp;4 \u53ca&nbsp;M\uff09\u7684\u5b57\u8282\u603b\u6570\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;4 \u5230&nbsp;M \u5b57\u8282\uff1a &nbsp;\u5bc4\u5b58\u5668\u6570\u636e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;M\uff0b1\u3001M+2 \u5b57\u8282\uff1a \u4ece\u5b57\u8282&nbsp;1 \u5230&nbsp;M&nbsp;\u7684&nbsp;CRC16 \u6821\u9a8c\u7801\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u4ece\u7ad9\u63a5\u6536\u9519\u8bef\u65f6\uff0c \u4ece\u7ad9\u56de\u9001\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5b57\u8282<\/td><td><strong>1<\/strong><\/td><td><strong>2<\/strong><\/td><td><strong>3<\/strong><\/td><td><strong>4<\/strong><\/td><td><strong>5<\/strong><\/td><\/tr><tr><td>\u5185\u5bb9<\/td><td>ADR<\/td><td>0x83<\/td><td>\u5f02\u5e38\u7801<\/td><td>CRC \u4f4e\u5b57\u8282<\/td><td>CRC \u9ad8\u5b57\u8282<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;1 \u5b57\u8282&nbsp;\u7b2c&nbsp;2 \u5b57\u8282&nbsp;\u7b2c&nbsp;3 \u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ADR\uff1a \u4ece\u7ad9\u5730\u5740\u7801\uff08=001\uff5e254\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x83\uff1a \u8bfb\u5bc4\u5b58\u5668\u503c\u51fa\u9519\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"#bookmark20\">\u5f02\u5e38\u7801\uff1a&nbsp;\u89c1\u8868&nbsp;<strong>1.1<\/strong>\u3002<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;4\u30015 \u5b57\u8282\uff1a&nbsp;\u4ece\u5b57\u8282&nbsp;1 \u5230&nbsp;3&nbsp;\u7684&nbsp;CRC16 \u6821\u9a8c\u7801\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><a><\/a>1.2.2&nbsp;0x06&nbsp;\u5199\u5355\u4e2a\u5bc4\u5b58\u5668<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u7ad9\u53d1\u9001\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5b57\u8282<\/td><td><strong>1<\/strong><\/td><td><strong>2<\/strong><\/td><td><strong>3<\/strong><\/td><td><strong>4<\/strong><\/td><td><strong>5<\/strong><\/td><td><strong>6<\/strong><\/td><td><strong>7<\/strong><\/td><td><strong>8<\/strong><\/td><\/tr><tr><td>\u5185\u5bb9<\/td><td>ADR<\/td><td>0x06<\/td><td>\u5bc4\u5b58\u5668\u9ad8&nbsp;\u5b57\u8282\u5730\u5740<\/td><td>\u5bc4\u5b58\u5668\u4f4e&nbsp;\u5b57\u8282\u5730\u5740<\/td><td>\u6570\u636e\u9ad8\u5b57\u8282<\/td><td>\u6570\u636e\u4f4e\u5b57\u8282<\/td><td>CRC \u7801\u4f4e\u5b57\u8282<\/td><td>CRC \u7801\u9ad8\u5b57\u8282<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u4ece\u7ad9\u63a5\u6536\u6b63\u786e\u65f6\uff0c \u4ece\u7ad9\u56de\u9001\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5b57\u8282<\/td><td><strong>1<\/strong><\/td><td><strong>2<\/strong><\/td><td><strong>3<\/strong><\/td><td><strong>4<\/strong><\/td><td><strong>5<\/strong><\/td><td><strong>6<\/strong><\/td><td><strong>7<\/strong><\/td><td><strong>8<\/strong><\/td><\/tr><tr><td>\u5185\u5bb9<\/td><td>ADR<\/td><td>0x06<\/td><td>\u5bc4\u5b58\u5668\u9ad8&nbsp;\u5b57\u8282\u5730\u5740<\/td><td>\u5bc4\u5b58\u5668\u4f4e&nbsp;\u5b57\u8282\u5730\u5740<\/td><td>\u6570\u636e\u9ad8\u5b57\u8282<\/td><td>\u6570\u636e\u4f4e\u5b57\u8282<\/td><td>CRC \u7801\u4f4e\u5b57\u8282<\/td><td>CRC \u7801\u9ad8\u5b57\u8282<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u4ece\u7ad9\u63a5\u6536\u9519\u8bef\u65f6\uff0c \u4ece\u7ad9\u56de\u9001\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5b57\u8282<\/td><td><strong>1<\/strong><\/td><td><strong>2<\/strong><\/td><td><strong>3<\/strong><\/td><td><strong>4<\/strong><\/td><td><strong>5<\/strong><\/td><\/tr><tr><td>\u5185\u5bb9<\/td><td>ADR<\/td><td>0x86<\/td><td>\u5f02\u5e38\u7801<\/td><td>CRC \u4f4e\u5b57\u8282<\/td><td>CRC \u9ad8\u5b57\u8282<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;1 \u5b57\u8282&nbsp;\u7b2c&nbsp;2 \u5b57\u8282&nbsp;\u7b2c&nbsp;3 \u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ADR\uff1a \u4ece\u7ad9\u5730\u5740\u7801\uff08=001\uff5e254\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x86\uff1a \u5199\u5bc4\u5b58\u5668\u503c\u51fa\u9519\u529f\u80fd\u7801\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"#bookmark21\">\u5f02\u5e38\u7801\uff1a&nbsp;\u89c1\u8868&nbsp;<strong>1.1<\/strong>\u3002<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;4\u30015 \u5b57\u8282\uff1a \u4ece\u5b57\u8282&nbsp;1 \u5230&nbsp;3&nbsp;\u7684&nbsp;CRC16 \u6821\u9a8c\u7801\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><a><\/a>1.2.3&nbsp;0x10&nbsp;\u5199\u591a\u4e2a\u5bc4\u5b58\u5668\u503c<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u7ad9\u53d1\u9001\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5b57\u8282<\/td><td><strong>1<\/strong><\/td><td><strong>2<\/strong><\/td><td><strong>3<\/strong><\/td><td><strong>4<\/strong><\/td><td><strong>5<\/strong><\/td><td><strong>6<\/strong><\/td><td><strong>7<\/strong><\/td><\/tr><tr><td>\u5185\u5bb9<\/td><td>ADR<\/td><td>0x10<\/td><td>\u8d77\u59cb\u5bc4\u5b58\u5668&nbsp;\u9ad8\u5b57\u8282\u5730\u5740<\/td><td>\u8d77\u59cb\u5bc4\u5b58\u5668&nbsp;\u4f4e\u5b57\u8282\u5730\u5740<\/td><td>\u5bc4\u5b58\u5668\u6570&nbsp;\u91cf\u9ad8\u5b57\u8282<\/td><td>\u5bc4\u5b58\u5668\u6570&nbsp;\u91cf\u4f4e\u5b57\u8282<\/td><td>\u6570\u636e\u5b57&nbsp;\u8282\u603b\u6570<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5b57\u8282<\/td><td><strong>8,9<\/strong><\/td><td><strong>10,11<\/strong><\/td><td><strong>N,N+1<\/strong><\/td><td><strong>N+2<\/strong><\/td><td><strong>N+3<\/strong><\/td><\/tr><tr><td>\u5185\u5bb9<\/td><td>\u5bc4\u5b58\u5668\u6570\u636e&nbsp;1<\/td><td>\u5bc4\u5b58\u5668\u6570\u636e&nbsp;2<\/td><td>\u5bc4\u5b58\u5668\u6570\u636e&nbsp;M<\/td><td>CRC \u7801\u4f4e\u5b57\u8282<\/td><td>CRC \u7801\u9ad8\u5b57\u8282<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u4ece\u7ad9\u63a5\u6536\u6b63\u786e\u65f6\uff0c \u4ece\u7ad9\u56de\u9001\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5b57\u8282<\/td><td><strong>1<\/strong><\/td><td><strong>2<\/strong><\/td><td><strong>3<\/strong><\/td><td><strong>4<\/strong><\/td><td><strong>5<\/strong><\/td><td><strong>6<\/strong><\/td><td><strong>7<\/strong><\/td><td><strong>8<\/strong><\/td><\/tr><tr><td>\u5185\u5bb9<\/td><td>ADR<\/td><td>0x10<\/td><td>\u5bc4\u5b58\u5668\u9ad8&nbsp;\u5b57\u8282\u5730\u5740<\/td><td>\u5bc4\u5b58\u5668\u4f4e&nbsp;\u5b57\u8282\u5730\u5740<\/td><td>\u5bc4\u5b58\u5668\u6570&nbsp;\u91cf\u9ad8\u5b57\u8282<\/td><td>\u5bc4\u5b58\u5668\u6570&nbsp;\u91cf\u4f4e\u5b57\u8282<\/td><td>CRC \u7801\u4f4e\u5b57\u8282<\/td><td>CRC \u7801\u9ad8\u5b57\u8282<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u4ece\u7ad9\u63a5\u6536\u9519\u8bef\u65f6\uff0c\u4ece\u7ad9\u56de\u9001\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5b57\u8282<\/td><td><strong>1<\/strong><\/td><td><strong>2<\/strong><\/td><td><strong>3<\/strong><\/td><td><strong>4<\/strong><\/td><td><strong>5<\/strong><\/td><\/tr><tr><td>\u5185\u5bb9<\/td><td>ADR<\/td><td>0x90<\/td><td>\u5f02\u5e38\u7801<\/td><td>CRC \u4f4e\u5b57\u8282<\/td><td>CRC \u9ad8\u5b57\u8282<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;1 \u5b57\u8282&nbsp;\u7b2c&nbsp;2 \u5b57\u8282&nbsp;\u7b2c&nbsp;3 \u5b57\u8282<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ADR\uff1a&nbsp;0x90\uff1a&nbsp;&nbsp;\u5f02\u5e38\u7801\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u7ad9\u5730\u5740\u7801\uff08=001\uff5e254\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5199\u5bc4\u5b58\u5668\u503c\u51fa\u9519\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"#bookmark22\">\u89c1\u8868&nbsp;<strong>1.1<\/strong>\u3002<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c&nbsp;4\u30015 \u5b57\u8282\uff1a \u4ece\u5b57\u8282&nbsp;1 \u5230&nbsp;3&nbsp;\u7684&nbsp;CRC16 \u6821\u9a8c\u7801\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><a><\/a><a id=\"bookmark20\"><\/a><a id=\"bookmark21\"><\/a><a id=\"bookmark22\"><\/a>1.2.4&nbsp;\u9519\u8bef\u5f02\u5e38\u7801<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">MODBUS \u5f02\u5e38\u7801&nbsp;<a href=\"#bookmark22\">\uff1a\u5982\u8868&nbsp;<strong>1.1<\/strong><strong>&nbsp;<\/strong>\u6240<\/a>\u793a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868&nbsp;1.&nbsp;1&nbsp;MODBUS&nbsp;\u5f02\u5e38\u7801\u8868<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5f02\u5e38\u7801<\/td><td>\u542b\u4e49<\/td><\/tr><tr><td>0x01<\/td><td>\u975e\u6cd5\u529f\u80fd\u7801<\/td><\/tr><tr><td>0x02<\/td><td>\u975e\u6cd5\u6570\u636e\u5730\u5740<\/td><\/tr><tr><td>0x03<\/td><td>\u975e\u6cd5\u6570\u636e\u503c<\/td><\/tr><tr><td>0x04<\/td><td>\u4ece\u7ad9\u8bbe\u5907\u6545\u969c<\/td><\/tr><tr><td>0x05<\/td><td>\u8bf7\u6c42\u5df2\u88ab\u786e\u8ba4\uff0c\u4f46\u9700\u8981\u8f83\u957f\u65f6\u95f4\u6765\u5904\u7406\u8bf7\u6c42<\/td><\/tr><tr><td>0x06<\/td><td>\u4ece\u8bbe\u5907\u5fd9<\/td><\/tr><tr><td>0x08<\/td><td>\u5b58\u50a8\u5947\u5076\u6027\u5dee\u9519<\/td><\/tr><tr><td>0x0A<\/td><td>\u4e0d\u53ef\u7528\u7684\u7f51\u5173<\/td><\/tr><tr><td>0x0B<\/td><td>\u7f51\u5173\u76ee\u6807\u8bbe\u5907\u54cd\u5e94\u5931\u8d25<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><a id=\"bookmark9\"><\/a><a><\/a>2.&nbsp;\u6807\u51c6\u5bc4\u5b58\u5668\u5b9a\u4e49<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">2.1&nbsp;\u8bbe\u5907\u63cf\u8ff0\u4fe1\u606f\u5bc4\u5b58\u5668<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"#bookmark9\">\u8bbe\u5907\u63cf\u8ff0\u4fe1\u606f\u5bc4\u5b58\u5668\u5982\u8868&nbsp;<strong>2.1<\/strong><strong>&nbsp;<\/strong>\u6240<\/a>\u793a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868 2.&nbsp;1&nbsp;\u8bbe\u5907\u63cf\u8ff0\u4fe1\u606f\u5bc4\u5b58\u5668<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5bc4\u5b58\u5668\u5730\u5740<\/td><td>\u63cf\u8ff0<\/td><td>\u53d6\u503c\u8303\u56f4<\/td><td>\u652f\u6301\u529f\u80fd\u7801<\/td><td>\u5907\u6ce8<\/td><\/tr><tr><td>0x0000&nbsp;(0)<\/td><td>\u8bbe\u5907\u6807\u8bc6\u53f7<\/td><td>&nbsp;<\/td><td>0x03<\/td><td>\u6bcf\u4e2a\u578b\u53f7\u90fd\u6709\u5bf9\u5e94\u7684\u8bbe\u5907\u6807\u8bc6\u53f7<\/td><\/tr><tr><td>0x0001&nbsp;(1)<\/td><td>\u8bbe\u5907\u7248\u672c<\/td><td>&nbsp;<\/td><td>0x03<\/td><td>\u9ad8\u5b57\u8282\u4e3a\u4e3b\u7248\u672c\u53f7\uff0c\u4f4e\u5b57\u8282\u4e3a\u526f\u7248\u672c\u53f7<\/td><\/tr><tr><td>0x0002&nbsp;(2)<\/td><td>\u6700\u5927\u7535\u6d41<\/td><td>&nbsp;<\/td><td>0x03<\/td><td>\u6570\u503c\u4e58\u4ee50.01\u4e3a\u7535\u6d41\u503c\uff0c\u5355\u4f4d\u4e3aA<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>&nbsp;<\/td><td>0x0003~0x0007(3)~(7)<\/td><td>&nbsp;\u4fdd\u7559<\/td><td>&nbsp;<\/td><td>&nbsp;0x03<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><a id=\"bookmark10\"><\/a>2.2&nbsp;\u5b9e\u65f6\u72b6\u6001\u5bc4\u5b58\u5668<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"#bookmark10\">\u5b9e\u65f6\u72b6\u6001\u5bc4\u5b58\u5668\u5982\u8868&nbsp;<strong>2.2<\/strong><strong>&nbsp;<\/strong>\u6240<\/a>\u793a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868 2.2&nbsp;\u5b9e\u65f6\u72b6\u6001\u5bc4\u5b58\u5668<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5bc4\u5b58\u5668\u5730\u5740<\/td><td>\u63cf\u8ff0<\/td><td>\u53d6\u503c\u8303\u56f4<\/td><td>\u652f\u6301\u529f\u80fd\u7801<\/td><td>\u5907\u6ce8<\/td><\/tr><tr><td>0x0008&nbsp;(8)<\/td><td>\u5b9e\u65f6\u7535\u6d41<\/td><td>0\uff5e65535<\/td><td>0x03<\/td><td>\u6570\u503c\u4e58\u4ee5&nbsp;0.01 \u4e3a\u7535\u6d41\u503c\uff0c\u5355\u4f4d\u4e3a&nbsp;A<\/td><\/tr><tr><td>0x0009&nbsp;(9)<\/td><td>\u5b9e\u65f6\u901f\u5ea6\u4e4b\u9ad8\u534a\u5b57<\/td><td rowspan=\"2\">&nbsp;-110000~110000<\/td><td rowspan=\"2\">&nbsp;0x03<\/td><td rowspan=\"2\">&nbsp;\u5b9e\u65f6\u8f6c\u901f,\u5355\u4f4d\u4e3a&nbsp;RPM<\/td><\/tr><tr><td>0x000A&nbsp;(10)<\/td><td>\u5b9e\u65f6\u901f\u5ea6\u4e4b\u4f4e\u534a\u5b57<\/td><\/tr><tr><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0x000B&nbsp;(11)<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\u9519\u8bef\u72b6\u6001<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0~13<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0x03<\/td><td>0 \u65e0\u9519\u8bef1\uff1a\u5835\u8f6c\u505c\u673a2\uff1a\u76f8\u5e8f\u672a\u5b66\u4e603\uff1a\u76f8\u4f4d\u5f02\u5e384\uff1a\u76f8\u7ebf\u8fc7\u6d415\uff1a\u6bcd\u7ebf\u8fc7\u6d416\uff1a\u7535\u538b\u8fc7\u9ad87\uff1a\u7535\u538b\u8fc7\u4f4e\uff0c8\uff1a\u76f8\u4f4d\u5b66\u4e60\u5f02\u5e389\uff1a\u8fc7\u8f7d\u5f02\u5e3810\uff1a485 \u901a\u4fe1\u4e2d\u65ad11\uff1aCAN \u901a\u8baf\u4e2d\u65ad12\uff1a\u6bcd\u7ebf\u7535\u538b\u8fc7\u9ad813\uff1a\u6e29\u5ea6\u8fc7\u9ad8\uff0c14\uff1a\u65e0\u611f\u542f\u52a8\u5931\u8d2515\uff1a\u76f8\u7535\u6d41\u5f02\u5e38<\/td><\/tr><tr><td>0x000C&nbsp;(12)<\/td><td>\u5185\u90e8\u7535\u4f4d\u5668\u7535\u538b<\/td><td>0\uff5e3300<\/td><td>0x03<\/td><td>\u5355\u4f4d\u4e3a&nbsp;mV<\/td><\/tr><tr><td>0x000D&nbsp;(13)<\/td><td>\u5916\u90e8\u4fe1\u53f7\u7535\u538b<\/td><td>0\uff5e10000<\/td><td>0x03<\/td><td>\u5355\u4f4d\u4e3a&nbsp;mV<\/td><\/tr><tr><td>0x000E&nbsp;(14)<\/td><td>\u4fdd\u7559<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>0x000F&nbsp;(15)<\/td><td>\u4fdd\u7559<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>&nbsp;0x0010&nbsp;(16)<\/td><td>&nbsp;\u4f7f\u80fd\u7535\u5e73<\/td><td>&nbsp;0,1<\/td><td>&nbsp;0x03<\/td><td>0\uff1a\u4f4e\u7535\u5e731\uff1a\u9ad8\u7535\u5e73<\/td><\/tr><tr><td>&nbsp;0x0011&nbsp;(17)<\/td><td>&nbsp;\u5239\u8f66\u7535\u5e73<\/td><td>&nbsp;0,1<\/td><td>&nbsp;0x03<\/td><td>0\uff1a\u4f4e\u7535\u5e731\uff1a\u9ad8\u7535\u5e73<\/td><\/tr><tr><td>&nbsp;0x0012&nbsp;(18)<\/td><td>&nbsp;\u65b9\u5411\u7535\u5e73<\/td><td>&nbsp;0,1<\/td><td>&nbsp;0x03<\/td><td>0\uff1a\u4f4e\u7535\u5e731\uff1a\u9ad8\u7535\u5e73<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0x0013&nbsp;(19)<\/td><td>&nbsp;&nbsp;&nbsp;\u63a7\u5236\u6a21\u5f0f<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0x07\uff0c0x09\uff0c0x19\uff0c0x01\uff0c0x11\uff0c0x0a\uff0c0x1a\uff0c0x02\uff0c0x12\uff0c0x0b\uff0c0x1b\uff0c0x03\uff0c0x13\uff0c0x0c\uff0c0x1c\uff0c0x04\uff0c0x14\uff0c0x0d\uff0c0x1d\uff0c0x05\uff0c0x15\uff0c0x08\uff0c0x18\uff0c0x00\uff0c0x10\uff0c<\/td><td>0x03<\/td><td>0-4 \u4f4d\u4e2d\u4ece\u4f4e\u5230\u9ad8\u5b9a\u4e49\uff1a\u2460\u7b2c&nbsp;4 \u4f4d\u8868\u793a\u65e0\u611f&nbsp;0 \u6216\u6709\u611f&nbsp;1\uff0c\u2461\u7b2c&nbsp;3 \u4f4d\u8868\u793a\u5f00\u73af&nbsp;0 \u6216\u95ed\u73af&nbsp;1\uff0c\u2462\u7b2c&nbsp;0-2 \u4f4d\u8868\u793a\u6a21\u5f0f\uff1a\u76f8\u5e8f\u5b66\u4e60\uff08111\uff09\uff0c\u901a\u8baf\u63a7\u5236\uff08000\uff09\uff0c\u5185\u90e8\u7535\u4f4d\u5668\uff08001\uff09\uff0c\u6a21\u62df\u91cf\uff08010\uff09\uff0cPWM\uff08011\uff09,\u822a\u6a21&nbsp;PWM\uff08100\uff09,\u6447\u6746\uff08101\uff09\u2463\u53d6\u503c\u610f\u4e49\uff1a0x07\uff1a\u76f8\u5e8f\u5b66\u4e60\uff0c&nbsp;0x09\uff1a\u65e0\u611f\/\u95ed\u73af\/\u5185\u90e8\u7535\u4f4d\u5668\u63a7\u5236\uff0c0x19\uff1a\u6709\u611f\/\u95ed\u73af\/\u5185\u90e8\u7535\u4f4d\u5668\u63a7\u5236\uff0c0x01\uff1a\u65e0\u611f\/\u5f00\u73af\/\u5185\u90e8\u7535\u4f4d\u5668\u63a7\u5236\uff0c0x11\uff1a\u6709\u611f\/\u5f00\u73af\/\u5185\u90e8\u7535\u4f4d\u5668\u63a7\u5236\uff0c&nbsp;0x0a\uff1a\u65e0\u611f\/\u95ed\u73af\/\u6a21\u62df\u91cf\u63a7\u5236\uff0c0x1a\uff1a\u6709\u611f\/\u95ed\u73af\/\u6a21\u62df\u91cf\u63a7\u5236\uff0c0x02\uff1a\u65e0\u611f\/\u5f00\u73af\/\u6a21\u62df\u91cf\u63a7\u5236\uff0c0x12\uff1a\u6709\u611f\/\u5f00\u73af\/\u6a21\u62df\u91cf\u63a7\u5236\uff0c&nbsp;0x0b\uff1a\u65e0\u611f\/\u95ed\u73af\/PWM \u63a7\u5236\uff0c0x1b\uff1a\u6709\u611f\/\u95ed\u73af\/PWM \u63a7\u5236\uff0c0x03\uff1a\u65e0\u611f\/\u5f00\u73af\/PWM \u63a7\u5236\uff0c0x13\uff1a\u6709\u611f\/\u5f00\u73af\/PWM \u63a7\u5236\uff0c&nbsp;0x0c\uff1a\u65e0\u611f\/\u95ed\u73af\/\u822a\u6a21&nbsp;PWM \u63a7\u5236\uff0c0x1c\uff1a\u6709\u611f\/\u95ed\u73af\/\u822a\u6a21&nbsp;PWM \u63a7\u5236\uff0c0x04\uff1a\u65e0\u611f\/\u5f00\u73af\/\u822a\u6a21&nbsp;PWM \u63a7\u5236\uff0c0x14\uff1a\u6709\u611f\/\u5f00\u73af\/\u822a\u6a21&nbsp;PWM \u63a7\u5236\uff0c&nbsp;0x0d\uff1a\u65e0\u611f\/\u95ed\u73af\/\u6447\u6746\u63a7\u5236\uff0c0x1d\uff1a\u6709\u611f\/\u95ed\u73af\/\u6447\u6746\u63a7\u5236\uff0c0x05\uff1a\u65e0\u611f\/\u5f00\u73af\/\u6447\u6746\u63a7\u5236\uff0c0x15\uff1a\u6709\u611f\/\u5f00\u73af\/\u6447\u6746\u63a7\u5236\uff0c&nbsp;0x08\uff1a\u65e0\u611f\/\u95ed\u73af\/\u901a\u8baf\u63a7\u5236\uff0c0x18\uff1a\u6709\u611f\/\u95ed\u73af\/\u901a\u8baf\u63a7\u5236\uff0c0x00\uff1a\u65e0\u611f\/\u5f00\u73af\/\u901a\u8baf\u63a7\u5236\uff0c0x10\uff1a\u6709\u611f\/\u5f00\u73af\/\u901a\u8baf\u63a7\u5236\uff0c<\/td><\/tr><tr><td>0x0014(20)<\/td><td>\u8d1f\u8f7d\u7387<\/td><td>0\uff5e1000<\/td><td>0x03<\/td><td>\u6570\u503c\u4e58\u4ee5&nbsp;0.1%\u4e3a&nbsp;PWM \u767e\u5206\u6bd4\uff0c\u5355\u4f4d\u4e3a\u2030<\/td><\/tr><tr><td>0x0015(21)<\/td><td>\u8f93\u5165&nbsp;PWM&nbsp;\u5360\u7a7a\u6bd4<\/td><td>0\uff5e1000<\/td><td>0x03<\/td><td>\u6570\u503c\u4e58\u4ee5&nbsp;0.1%\u4e3a\u8f93\u5165&nbsp;PWM&nbsp;\u5360\u7a7a\u6bd4\uff0c\u5355\u4f4d\u4e3a\u2030<\/td><\/tr><tr><td>0x0016(22)<\/td><td>\u7535\u538b<\/td><td>0\uff5e100<\/td><td>0x03<\/td><td>\u7535\u6e90\u7535\u538b\uff0c\u5355\u4f4d\u4e3a&nbsp;V<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>0x0017(23)<\/td><td>\u6e29\u5ea6<\/td><td>-200\uff5e200<\/td><td>0x03<\/td><td>\u7535\u8def\u677f\u6e29\u5ea6\uff0c\u5355\u4f4d\u4e3a\u2103<\/td><\/tr><tr><td>0x0018(24)<\/td><td>\u4fdd\u7559<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><a id=\"bookmark11\"><\/a>2.3&nbsp;&nbsp;\u7535\u673a\u63a7\u5236\u5bc4\u5b58\u5668<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7535\u673a\u63a7\u5236\u5bc4\u5b58\u5668<a href=\"#bookmark11\">\u5982\u8868&nbsp;<strong>2.3<\/strong><strong>&nbsp;<\/strong>\u6240<\/a>\u793a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868 2.3&nbsp;\u7535\u673a\u63a7\u5236\u5bc4\u5b58\u5668<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5bc4\u5b58\u5668\u5730\u5740<\/td><td>\u63cf\u8ff0<\/td><td>\u53d6\u503c\u8303\u56f4<\/td><td>\u652f\u6301\u529f\u80fd\u7801<\/td><td>\u5907\u6ce8<\/td><\/tr><tr><td>&nbsp;0x0020&nbsp;(32)<\/td><td>&nbsp;\u505c\u6b62<\/td><td>&nbsp;0,&nbsp;1,&nbsp;2<\/td><td>&nbsp;0x03&nbsp;0x06<\/td><td>0\uff1a\u6b63\u5e38\u505c\u6b621\uff1a\u7d27\u6025\u5236\u52a82\uff1a\u81ea\u7531\u505c\u6b62<\/td><\/tr><tr><td>0x0021&nbsp;(33)<\/td><td>\u8bbe\u5b9a\u76ee\u6807\u53c2\u6570\u4e4b\u9ad8\u534a\u5b57<\/td><td rowspan=\"2\">\u95ed\u73af\uff1a-\u6700\u9ad8\u8f6c\u901f~&nbsp;\u6700\u9ad8\u8f6c\u901f\u5f00\u73af\uff1a-1000~1000<\/td><td rowspan=\"2\">&nbsp;&nbsp;0x03 0x06&nbsp;0x10<\/td><td rowspan=\"2\">\u5f53\u901f\u5ea6\u63a7\u5236\u4e3a\u95ed\u73af\uff0c\u4ee3\u8868\u901f\u5ea6\uff0c\u5219\u5355\u4f4d\u4e3a&nbsp;RPM\uff1b\u5f53\u901f\u5ea6\u63a7\u5236\u4e3a\u5f00\u73af\uff0c\u4ee3\u8868&nbsp;PWM\uff0c\u6570\u503c\u4e58\u4ee5&nbsp;0.1%\u4e3a&nbsp;PWM \u767e\u5206\u6bd4\u3002\u6b63\u6570\u8868\u793a\u6b63\u8f6c\uff0c\u8d1f\u6570\u8868\u793a\u53cd\u8f6c\uff0c&nbsp;0 \u6b63\u5e38\u505c\u6b62<\/td><\/tr><tr><td>0x0022&nbsp;(34)<\/td><td>\u8bbe\u5b9a\u76ee\u6807\u53c2\u6570\u4e4b\u4f4e\u534a\u5b57<\/td><\/tr><tr><td>&nbsp;0x0023&nbsp;(35)<\/td><td>&nbsp;\u6d4b\u8bd5\u63a7\u5236<\/td><td>&nbsp;0,&nbsp;1<\/td><td>&nbsp;0x03&nbsp;0x06<\/td><td>0\uff1a\u53d6\u6d88\u6d4b\u8bd5\uff0c1\uff1a\u76f8\u5e8f\u5b66\u4e60<\/td><\/tr><tr><td>&nbsp;0x0024&nbsp;(36)<\/td><td>&nbsp;\u8f93\u51fa\u63a7\u5236<\/td><td>&nbsp;0,&nbsp;1<\/td><td>&nbsp;0x03&nbsp;0x06<\/td><td>0\uff1a\u8f93\u51fa\u4f4e\u7535\u5e731\uff1a\u8f93\u51fa\u9ad8\u7535\u5e73<\/td><\/tr><tr><td>0x0025~0x27(37)~&nbsp;(39)<\/td><td>&nbsp;\u4fdd\u7559<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><a id=\"bookmark12\"><\/a>2.4&nbsp;&nbsp;\u7535\u673a\u53c2\u6570\u914d\u7f6e\u5bc4\u5b58\u5668<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"#bookmark12\">\u7535\u673a\u53c2\u6570\u914d\u7f6e\u5bc4\u5b58\u5668\u5982\u8868&nbsp;<strong>2.4<\/strong><strong>&nbsp;<\/strong>\u6240<\/a>\u793a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868 2.4&nbsp;\u7535\u673a\u53c2\u6570\u914d\u7f6e\u5bc4\u5b58\u5668<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5bc4\u5b58\u5668\u5730\u5740<\/td><td>\u63cf\u8ff0<\/td><td>\u53d6\u503c\u8303\u56f4<\/td><td>\u652f\u6301\u529f\u80fd\u7801<\/td><td>\u5907\u6ce8<\/td><\/tr><tr><td>0x0028&nbsp;(40)<\/td><td>\u7535\u673a\u989d\u5b9a\u7535\u6d41<\/td><td>0~1500<\/td><td>0x03 0x06&nbsp;0x10<\/td><td>\u6570\u503c\u4e58\u4ee5&nbsp;0.01 \u4e3a\u7535\u6d41\u503c\uff0c&nbsp;\u5355\u4f4d\u4e3a&nbsp;A<\/td><\/tr><tr><td>0x0029&nbsp;(41)<\/td><td>\u7535\u673a\u6700\u5927\u8f6c\u901f\u4e4b\u9ad8\u534a\u5b57<\/td><td rowspan=\"2\">&nbsp;0\uff5e110000<\/td><td rowspan=\"2\">&nbsp;0x03 0x06&nbsp;0x10<\/td><td rowspan=\"2\">&nbsp;\u5355\u4f4d\u4e3a&nbsp;RPM<\/td><\/tr><tr><td>0x002A&nbsp;(42)<\/td><td>\u7535\u673a\u6700\u5927\u8f6c\u901f\u4e4b\u4f4e\u534a\u5b57<\/td><\/tr><tr><td>0x002B&nbsp;(43)<\/td><td>\u7535\u673a\u6700\u5c0f\u8f6c\u901f\u4e4b\u9ad8\u534a\u5b57<\/td><td rowspan=\"2\">&nbsp;0\uff5e110000<\/td><td rowspan=\"2\">&nbsp;0x03 0x06&nbsp;0x10<\/td><td rowspan=\"2\">\u5355\u4f4d\u4e3a&nbsp;RPM\uff0c\u4e00\u822c\u8bbe\u7f6e\u5728&nbsp;200RPM&nbsp;\u4ee5\u4e0b<\/td><\/tr><tr><td>0x002C&nbsp;(44)<\/td><td>\u7535\u673a\u6700\u5c0f\u8f6c\u901f\u4e4b\u4f4e\u534a\u5b57<\/td><\/tr><tr><td>&nbsp;0x002D&nbsp;(45)<\/td><td>\u7535\u673a\u6781\u5bf9\u6570<\/td><td>&nbsp;0~65535<\/td><td>&nbsp;0x03 0x06&nbsp;0x10<\/td><td>\u5b9a\u5b50\u5357\u5317\u78c1\u6781\u5bf9\u6570\uff0c\u662f\u78c1&nbsp;\u6781\u7684\u4e00\u534a<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>&nbsp;0x002E&nbsp;(46)<\/td><td>&nbsp;\u7535\u673a&nbsp;1&nbsp;\u30012 \u76f8\u76f8\u5e8f\u6570\u636e<\/td><td>\u9ad8\u5b57\u8282\u4e3a&nbsp;0~6\u4f4e\u5b57\u8282\u4e3a&nbsp;0~6<\/td><td>&nbsp;0x03 0x06&nbsp;0x10<\/td><td>\u4f4e\u5b57\u8282\u4e3a&nbsp;1 \u76f8\u9ad8\u5b57\u8282\u4e3a&nbsp;2 \u76f8<\/td><\/tr><tr><td>&nbsp;0x002F&nbsp;(47)<\/td><td>&nbsp;\u7535\u673a&nbsp;3&nbsp;\u30014 \u76f8\u76f8\u5e8f\u6570\u636e<\/td><td>\u9ad8\u5b57\u8282\u4e3a&nbsp;0~6\u4f4e\u5b57\u8282\u4e3a&nbsp;0~6<\/td><td>&nbsp;0x03 0x06&nbsp;0x10<\/td><td>\u4f4e\u5b57\u8282\u4e3a&nbsp;3 \u76f8\u9ad8\u5b57\u8282\u4e3a&nbsp;4 \u76f8<\/td><\/tr><tr><td>&nbsp;0x0030&nbsp;(48)<\/td><td>&nbsp;\u7535\u673a&nbsp;4&nbsp;\u30016 \u76f8\u76f8\u5e8f\u6570\u636e<\/td><td>\u9ad8\u5b57\u8282\u4e3a&nbsp;0~6\u4f4e\u5b57\u8282\u4e3a&nbsp;0~6<\/td><td>&nbsp;0x03 0x06&nbsp;0x10<\/td><td>\u4f4e\u5b57\u8282\u4e3a&nbsp;4 \u76f8\u9ad8\u5b57\u8282\u4e3a&nbsp;6 \u76f8<\/td><\/tr><tr><td>&nbsp;0x0031&nbsp;(49)<\/td><td>&nbsp;\u76f8\u5e8f\u5b66\u4e60\u72b6\u6001<\/td><td>&nbsp;0,1<\/td><td>&nbsp;0x03 0x06&nbsp;0x10<\/td><td>0\uff1a\u672a\u5b66\u4e601\uff1a\u5df2\u7ecf\u5b66\u4e60<\/td><\/tr><tr><td>&nbsp;&nbsp;&nbsp;0x0032&nbsp;(50)<\/td><td>&nbsp;&nbsp;&nbsp;\u65e0\u611f\u542f\u52a8\u8d1f\u8f7d\u5927\u5c0f<\/td><td>&nbsp;&nbsp;&nbsp;0\uff5e4<\/td><td>&nbsp;&nbsp;&nbsp;0x03 0x06&nbsp;0x10<\/td><td>0\uff1a\u8f7b\u8f7d1\uff1a\u4e2d\u8f7d2\uff1a\u91cd\u8f7d3\uff1a\u5c0f\u60ef\u6027\u8d1f\u8f7d4\uff1a\u5927\u60ef\u6027\u8d1f\u8f7d<\/td><\/tr><tr><td>0x0033&nbsp;(51)<\/td><td>\u95ed\u73af\u901f\u5ea6\u52a0\u901f\u52a0\u901f\u5ea6<\/td><td>100\uff5e\u6700\u5927\u901f\u5ea6<\/td><td>0x03 0x06&nbsp;0x10<\/td><td>\u5355\u4f4d\u4e3a&nbsp;RPM\/S<\/td><\/tr><tr><td>0x0034&nbsp;(52)<\/td><td>\u95ed\u73af\u901f\u5ea6\u51cf\u901f\u52a0\u901f\u5ea6<\/td><td>100\uff5e\u6700\u5927\u901f\u5ea6<\/td><td>0x03 0x06&nbsp;0x10<\/td><td>\u5355\u4f4d\u4e3a&nbsp;RPM\/S<\/td><\/tr><tr><td>0x0035&nbsp;(53)<\/td><td>\u5f00\u73af\u901f\u5ea6\u52a0\u901f\u52a0\u901f\u5ea6<\/td><td>4\uff5e500<\/td><td>0x03 0x06&nbsp;0x10<\/td><td>\u5355\u4f4d\u4e3a%\/S<\/td><\/tr><tr><td>0x0036&nbsp;(54)<\/td><td>\u5f00\u73af\u901f\u5ea6\u51cf\u901f\u52a0\u901f\u5ea6<\/td><td>4\uff5e500<\/td><td>0x03 0x06&nbsp;0x10<\/td><td>\u5355\u4f4d\u4e3a%\/S<\/td><\/tr><tr><td>&nbsp;0x0037&nbsp;(55)<\/td><td>&nbsp;\u505c\u6b62\u6a21\u5f0f<\/td><td>&nbsp;0,&nbsp;1,&nbsp;2<\/td><td>&nbsp;0x03 0x06&nbsp;0x10<\/td><td>0\uff1a\u6b63\u5e38\u505c\u6b621\uff1a\u7d27\u6025\u5236\u52a82\uff1a\u81ea\u7531\u505c\u6b62<\/td><\/tr><tr><td>&nbsp;0x0038&nbsp;(56)<\/td><td>&nbsp;\u81ea\u52a8\u6362\u5411\u6a21\u5f0f<\/td><td>&nbsp;0,&nbsp;1,&nbsp;2<\/td><td>&nbsp;0x03 0x06&nbsp;0x10<\/td><td>0\uff1a\u6b63\u5e38\u6362\u54111\uff1a\u6025\u505c\u6362\u5411<\/td><\/tr><tr><td>&nbsp;0x0039&nbsp;(57)<\/td><td>&nbsp;\u505c\u673a\u9501\u76f8\u7535\u6d41<\/td><td>&nbsp;0~1500<\/td><td>&nbsp;0x03 0x06&nbsp;0x10<\/td><td>0\uff1a\u4e0d\u505c\u673a\u9501\u76f8\u5176\u4ed6\u6570\u503c\uff1a\u6570\u503c\u4e58\u4ee5&nbsp;0.01&nbsp;\u4e3a\u7535\u6d41\u503c\uff0c\u5355\u4f4d\u4e3a&nbsp;A<\/td><\/tr><tr><td>0x003A~0x&nbsp;3F(58)~&nbsp;(63)<\/td><td>&nbsp;\u4fdd\u7559<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><a id=\"bookmark13\"><\/a>2.5&nbsp;\u7cfb\u7edf\u53c2\u6570\u914d\u7f6e\u5bc4\u5b58\u5668<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7cfb\u7edf\u53c2\u6570\u914d\u7f6e\u5bc4\u5b58\u5668<a href=\"#bookmark13\">\u5982\u8868&nbsp;<strong>2.5<\/strong><strong>&nbsp;<\/strong>\u6240<\/a>\u793a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868 2.5&nbsp;\u7cfb\u7edf\u53c2\u6570\u914d\u7f6e\u5bc4\u5b58\u5668<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5bc4\u5b58\u5668\u5730\u5740<\/td><td>\u63cf\u8ff0<\/td><td>\u53d6\u503c\u8303\u56f4<\/td><td>\u652f\u6301\u529f\u80fd\u7801<\/td><td>\u5907\u6ce8<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>0x0040&nbsp;(64)<\/td><td>\u5835\u8f6c\u505c\u673a\u65f6\u95f4<\/td><td>0\uff5e66635<\/td><td>0x03 0x06&nbsp;0x10<\/td><td>\u5355\u4f4d\u4e3a&nbsp;mS<\/td><\/tr><tr><td>0x0041&nbsp;(65)<\/td><td>\u4fdd\u62a4\u5173\u65ad\u7535\u6d41<\/td><td>0\uff5e4200<\/td><td>0x03 0x06&nbsp;0x10<\/td><td>\u6570\u503c\u4e58\u4ee5&nbsp;0.01 \u4e3a\u7535\u6d41\u503c\uff0c&nbsp;\u5355\u4f4d\u4e3a&nbsp;A<\/td><\/tr><tr><td>0x0042&nbsp;(66)<\/td><td>\u5185\u90e8\u7535\u4f4d\u5668\u63a7\u5236\u9608\u503c\u6700\u5927\u503c<\/td><td>0\uff5e3300<\/td><td>0x03 0x06&nbsp;0x10<\/td><td>\u5355\u4f4d\u4e3a&nbsp;mV<\/td><\/tr><tr><td>0x0043&nbsp;(67)<\/td><td>\u5185\u90e8\u7535\u4f4d\u5668\u63a7\u5236\u9608\u503c\u6700\u5c0f\u503c<\/td><td>0\uff5e3300<\/td><td>0x03 0x06&nbsp;0x10<\/td><td>\u5355\u4f4d\u4e3a&nbsp;mV<\/td><\/tr><tr><td>0x0044&nbsp;(68)<\/td><td>\u5916\u90e8\u8f93\u5165\u63a7\u5236\u9608\u503c\u6700\u5927\u503c<\/td><td>0\uff5e10000<\/td><td>0x03 0x06&nbsp;0x10<\/td><td>\u5355\u4f4d\u4e3a&nbsp;mV<\/td><\/tr><tr><td>0x0045(69)<\/td><td>\u5916\u90e8\u8f93\u5165\u63a7\u5236\u9608\u503c\u6700\u5c0f\u503c<\/td><td>0\uff5e10000<\/td><td>0x03 0x06&nbsp;0x10<\/td><td>\u5355\u4f4d\u4e3a&nbsp;mV<\/td><\/tr><tr><td>0x0046&nbsp;(70)<\/td><td>\u4fdd\u62a4\u7535\u538b\u9608\u503c\u6700\u5927\u503c\uff08\u8fc7\u538b\u4fdd\u62a4&nbsp;\u7535\u538b\uff09<\/td><td>8\uff5e56<\/td><td>0x03 0x06&nbsp;0x10<\/td><td rowspan=\"2\">&nbsp;\u4fdd\u62a4\u7535\u538b\u8303\u56f4\uff0c\u5355\u4f4d\u4e3a&nbsp;V<\/td><\/tr><tr><td>0x0047&nbsp;(71)<\/td><td>\u4fdd\u62a4\u7535\u538b\u9608\u503c\u6700\u5c0f\u503c\uff08\u6b20\u538b\u4fdd\u62a4&nbsp;\u7535\u538b\uff09<\/td><td>8\uff5e56<\/td><td>0x03 0x06&nbsp;0x10<\/td><\/tr><tr><td>&nbsp;0x0048&nbsp;(72)<\/td><td>\u7535\u538b\u4fdd\u62a4\u8bbe\u7f6e<\/td><td>&nbsp;0,1<\/td><td>&nbsp;0x03 0x06&nbsp;0x10<\/td><td>0\uff1a\u4e0d\u4fdd\u62a41\uff1a\u7535\u538b\u4fdd\u62a4<\/td><\/tr><tr><td>&nbsp;&nbsp;&nbsp;0x0049(73)<\/td><td>&nbsp;&nbsp;&nbsp;\u8f93\u51fa\u7c7b\u578b<\/td><td>&nbsp;&nbsp;&nbsp;0,1,2,3,4,5<\/td><td>&nbsp;&nbsp;&nbsp;0x03 0x06&nbsp;0x10<\/td><td>0\uff1a\u4e0d\u8f93\u51fa\uff08\u5373\u8f93\u51fa\u4f4e\u7535&nbsp;\u5e73\uff091\uff1a\u957f\u8f93\u51fa2\uff1a\u62a5\u8b66\u4fe1\u53f7\u8f93\u51fa3\uff1aFG \u53cd\u9988\u4fe1\u53f7\u8f93\u51fa4\uff1a\u505c\u673a\u4fe1\u53f7\u8f93\u51fa5\uff1a\u901a\u8baf\u63a7\u5236<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><a id=\"bookmark14\"><\/a>2.6&nbsp;PID&nbsp;\u53c2\u6570\u914d\u7f6e\u5bc4\u5b58\u5668<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u95ed\u73af\u63a7\u5236&nbsp;PID<a href=\"#bookmark14\">\u53c2\u6570\u914d\u7f6e\u5bc4\u5b58\u5668\u5982\u8868&nbsp;<strong>2.6<\/strong><strong>&nbsp;<\/strong>\u6240<\/a>\u793a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868 2.6&nbsp;\u95ed\u73af\u63a7\u5236&nbsp;PID&nbsp;\u53c2\u6570\u914d\u7f6e\u5bc4\u5b58\u5668<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5bc4\u5b58\u5668\u5730\u5740<\/td><td>\u63cf\u8ff0<\/td><td>\u53d6\u503c\u8303\u56f4<\/td><td>\u652f\u6301\u529f\u80fd\u7801<\/td><td>\u5907\u6ce8<\/td><\/tr><tr><td>0x004A&nbsp;(74)<\/td><td>\u901f\u5ea6\u95ed\u73af&nbsp;P \u7cfb\u6570\u9ad8\u534a\u5b57<\/td><td rowspan=\"2\">&nbsp;\u5efa\u8bae&nbsp;1\uff5e327680<\/td><td rowspan=\"2\">&nbsp;0x03&nbsp;0x10<\/td><td rowspan=\"2\">&nbsp;\u6570\u503c\u9664\u4ee5&nbsp;32768 \u4e3a\u5b9e\u9645\u503c<\/td><\/tr><tr><td>0x004B&nbsp;(75)<\/td><td>\u901f\u5ea6\u95ed\u73af&nbsp;P \u7cfb\u6570\u4f4e\u534a\u5b57<\/td><\/tr><tr><td>0x004C&nbsp;(76)<\/td><td>\u901f\u5ea6\u95ed\u73af&nbsp;I \u7cfb\u6570\u9ad8\u534a\u5b57<\/td><td rowspan=\"2\">&nbsp;\u5efa\u8bae&nbsp;1\uff5e326780<\/td><td rowspan=\"2\">&nbsp;0x03&nbsp;0x10<\/td><td rowspan=\"2\">&nbsp;\u6570\u503c\u9664\u4ee5&nbsp;32768 \u4e3a\u5b9e\u9645\u503c<\/td><\/tr><tr><td>0x004D&nbsp;(77)<\/td><td>\u901f\u5ea6\u95ed\u73af&nbsp;I \u7cfb\u6570\u4f4e\u534a\u5b57<\/td><\/tr><tr><td>0x004E&nbsp;(78)<\/td><td>\u901f\u5ea6\u95ed\u73af&nbsp;D \u7cfb\u6570\u9ad8\u534a\u5b57<\/td><td rowspan=\"2\">&nbsp;\u5efa\u8bae&nbsp;1\uff5e326780<\/td><td rowspan=\"2\">&nbsp;0x03&nbsp;0x10<\/td><td rowspan=\"2\">&nbsp;\u6570\u503c\u9664\u4ee5&nbsp;32768 \u4e3a\u5b9e\u9645\u503c<\/td><\/tr><tr><td>0x004F&nbsp;(79)<\/td><td>\u901f\u5ea6\u95ed\u73af&nbsp;D \u7cfb\u6570\u4f4e\u534a\u5b57<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><a><\/a>2.7&nbsp;\u901a\u8baf\u53c2\u6570\u914d\u7f6e\u5bc4\u5b58\u5668<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8baf<a href=\"#bookmark14\">\u53c2\u6570\u914d\u7f6e\u5bc4\u5b58\u5668\u5982\u8868&nbsp;<strong>2.6&nbsp;<\/strong>\u6240<\/a>\u793a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868 2.7&nbsp;\u901a\u8baf\u53c2\u6570\u914d\u7f6e\u5bc4\u5b58\u5668<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u5bc4\u5b58\u5668\u5730\u5740<\/td><td>\u63cf\u8ff0<\/td><td>\u53d6\u503c\u8303\u56f4<\/td><td>\u652f\u6301\u529f\u80fd\u7801<\/td><td>\u5907\u6ce8<\/td><\/tr><tr><td>0x0050&nbsp;(80)<\/td><td>485\u901a\u8baf\u4e2d\u65ad\u5236\u52a8\u65f6\u95f4<\/td><td>0\uff5e66635<\/td><td>0x03&nbsp;0x060x10<\/td><td>\u5355\u4f4d\u4e3a&nbsp;S<\/td><\/tr><tr><td>0x0051&nbsp;(81)<\/td><td>485\u901a\u8baf\u8bbe\u5907\u5730\u5740<\/td><td>0\uff5e255<\/td><td>0x03&nbsp;0x060x10<\/td><td>Modbus \u4ece\u8bbe\u5907\u5730\u5740<\/td><\/tr><tr><td>&nbsp;&nbsp;&nbsp;&nbsp;0x0052&nbsp;(82)<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;485\u901a\u8baf\u4e32\u53e3\u6ce2\u7279\u7387<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;0~4<\/td><td>&nbsp;&nbsp;&nbsp;0x03&nbsp;0x060x10<\/td><td>0\uff1a96001\uff1a192002\uff1a384003\uff1a576004\uff1a&nbsp;115200\u5355\u4f4d\u4e3a&nbsp;bps<\/td><\/tr><tr><td>&nbsp;&nbsp;0x0053&nbsp;(83)<\/td><td>&nbsp;&nbsp;485 \u901a\u8baf\u4e32\u53e3\u68c0\u9a8c\u65b9\u5f0f<\/td><td>&nbsp;&nbsp;0~3<\/td><td>&nbsp;&nbsp;0x03&nbsp;0x060x10<\/td><td>0\uff1a\u65e0+\u505c\u6b62\u4f4d1\uff1a\u5076+1 \u505c\u6b62\u4f4d2\uff1a\u5947+1 \u505c\u6b62\u4f4d3\uff1a\u65e0+2 \u505c\u6b62\u4f4d<\/td><\/tr><tr><td>0x0054(84)~0&nbsp;x0059&nbsp;(89)<\/td><td>\u4fdd\u7559<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><a id=\"bookmark27\"><\/a>3.CRC16&nbsp;\u7684\u8ba1\u7b97<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C \u8bed\u8a00&nbsp;CRC \u751f\u6210\u51fd\u6570\u5982<a href=\"#bookmark28\"><u>\u7a0b\u5e8f<\/u><u>&nbsp;<\/u><u>3.1<\/u><\/a>\u6240\u793a\u3002\u6240\u6709\u7684\u53ef\u80fd\u7684&nbsp;CRC &nbsp;\u503c\u90fd\u88ab\u9884\u88c5\u5728\u4e24\u4e2a\u6570\u7ec4\u4e2d\uff0c \u5f53\u8ba1\u7b97\u62a5\u6587\u5185\u5bb9\u65f6\u53ef &nbsp;\u4ee5\u7b80\u5355\u7684\u7d22\u5f15\u5373\u53ef\u3002&nbsp;\u4e00\u4e2a\u6570\u7ec4\u542b\u6709&nbsp;<strong>16<\/strong><strong>&nbsp;<\/strong>\u4f4d&nbsp;<strong>CRC<\/strong><strong>&nbsp;<\/strong>\u57df\u7684\u6240\u6709&nbsp;<strong>256 <\/strong>\u4e2a\u53ef\u80fd\u7684\u9ad8\u4f4d\u5b57\u8282\uff0c\u53e6\u4e00\u4e2a\u6570\u7ec4\u542b\u6709\u4f4e\u4f4d\u5b57\u8282\u7684\u503c\u3002&nbsp;\u8fd9\u79cd\u7d22\u5f15\u8bbf\u95ee&nbsp;CRC &nbsp;\u7684\u65b9\u5f0f\u63d0\u4f9b\u4e86\u6bd4\u5bf9\u62a5\u6587\u7f13\u51b2\u533a\u7684\u6bcf\u4e2a\u65b0\u5b57\u7b26\u90fd\u8ba1\u7b97\u65b0\u7684&nbsp;CRC &nbsp;\u66f4\u5feb\u7684\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\u610f\uff1a \u6b64\u51fd\u6570\u5185\u90e8\u6267\u884c\u9ad8\/\u4f4e&nbsp;CRC &nbsp;\u5b57\u8282\u7684\u4ea4\u6362\u3002\u6b64\u51fd\u6570\u8fd4\u56de\u7684\u662f\u5df2\u7ecf\u7ecf\u8fc7\u4ea4\u6362\u7684&nbsp;CRC &nbsp;\u503c\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u4ece\u8be5&nbsp;\u51fd\u6570\u8fd4\u56de\u7684&nbsp;CRC&nbsp;\u503c\u53ef\u4ee5\u76f4\u63a5\u653e\u7f6e\u4e8e\u62a5\u6587\u7528\u4e8e\u53d1\u9001\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u51fd\u6570\u4f7f\u7528\u4e24\u4e2a\u53c2\u6570\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">unsigned char *puchMsg\uff1b\u6307\u5411\u542b\u6709\u7528\u4e8e\u751f\u6210&nbsp;CRC &nbsp;\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u62a5\u6587\u7f13\u51b2\u533a\u7684\u6307\u9488\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">unsigned short usDataLen\uff1b\u62a5\u6587\u7f13\u51b2\u533a\u7684\u5b57\u8282\u6570\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\uff1a\u4ee5\u4e0b&nbsp;CRC16 \u751f\u6210\u51fd\u6570\u7a0b\u5e8f\u6458\u81ea &lt;MODBUS over Serial&nbsp;Line Specification and&nbsp;Implementation Guide<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V1.02&gt;&nbsp;\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a id=\"bookmark28\"><\/a>\u7a0b\u5e8f&nbsp;<strong>3.1<\/strong><strong>&nbsp;&nbsp;&nbsp;<\/strong><strong>CRC16 <\/strong>\u751f\u6210\u51fd\u6570\u7a0b\u5e8f\u6e05\u5355<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/* &nbsp;\u9ad8\u4f4d\u5b57\u8282\u7684&nbsp;CRC&nbsp;\u503c*\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">static unsigned char auchCRCHi[]&nbsp;=&nbsp;{<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,&nbsp;0x01,&nbsp;0xC0,&nbsp;0x80,&nbsp;0x41,&nbsp;0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81,&nbsp;0x40,&nbsp;0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40,&nbsp;0x01,&nbsp;0xC0,&nbsp;0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40,&nbsp;0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40,&nbsp;0x01,&nbsp;0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01,&nbsp;0xC0,&nbsp;0x80,&nbsp;0x41,&nbsp;0x01,&nbsp;0xC0,&nbsp;0x80,&nbsp;0x41,&nbsp;0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,&nbsp;0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40,&nbsp;0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81,&nbsp;0x40,&nbsp;0x01,&nbsp;0xC0,&nbsp;0x80,&nbsp;0x41,&nbsp;0x01,&nbsp;0xC0,&nbsp;0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40,&nbsp;0x01,&nbsp;0xC0,&nbsp;0x80,&nbsp;0x41,&nbsp;0x01,&nbsp;0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01,&nbsp;0xC0,&nbsp;0x80,&nbsp;0x41,&nbsp;0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40,&nbsp;0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,&nbsp;0x01,&nbsp;0xC0,&nbsp;0x80,&nbsp;0x41,&nbsp;0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80,&nbsp;0x41,&nbsp;0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40,&nbsp;0x01,&nbsp;0xC0,&nbsp;0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00,&nbsp;0xC1, 0x81,&nbsp;0x40,&nbsp;0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40,&nbsp;0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40,&nbsp;0x01,&nbsp;0xC0,&nbsp;0x80,&nbsp;0x41,&nbsp;0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,&nbsp;0x01,&nbsp;0xC0,&nbsp;0x80,&nbsp;0x41,&nbsp;0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,&nbsp;0x80,&nbsp;0x41,&nbsp;0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40,&nbsp;0x01,&nbsp;0xC0,&nbsp;0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40,&nbsp;0x01,&nbsp;0xC0,&nbsp;0x80,&nbsp;0x41,&nbsp;0x01,&nbsp;0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00,&nbsp;0xC1,&nbsp;0x81,&nbsp;0x40,&nbsp;0x01,&nbsp;0xC0,&nbsp;0x80,&nbsp;0x41,&nbsp;0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,&nbsp;0x01,&nbsp;0xC0,&nbsp;0x80,&nbsp;0x41,&nbsp;0x00,&nbsp;0xC1,&nbsp;0x81,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x40<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">}&nbsp;;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/*&nbsp;\u4f4e\u4f4d\u5b57\u8282\u7684&nbsp;CRC&nbsp;\u503c*\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">static char auchCRCLo[]&nbsp;= {<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2,&nbsp;0xC6,&nbsp;0x06,&nbsp;0x07,&nbsp;0xC7,&nbsp;0x05,&nbsp;0xC5,&nbsp;0xC4,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x04, 0xCC, 0x0C, 0x0D, 0xCD, 0x0F, 0xCF, 0xCE,&nbsp;0x0E,&nbsp;0x0A,&nbsp;0xCA,&nbsp;0xCB,&nbsp;0x0B,&nbsp;0xC9,&nbsp;0x09,&nbsp;0x08, 0xC8, 0xD8, 0x18, 0x19,&nbsp;0xD9, 0x1B, 0xDB,&nbsp;0xDA,&nbsp;0x1A,&nbsp;0x1E,&nbsp;0xDE,&nbsp;0xDF,&nbsp;0x1F,&nbsp;0xDD,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x1D, 0x1C, 0xDC, 0x14, 0xD4, 0xD5, 0x15, 0xD7,&nbsp;0x17,&nbsp;0x16,&nbsp;0xD6,&nbsp;0xD2,&nbsp;0x12,&nbsp;0x13,&nbsp;0xD3,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x11, 0xD1, 0xD0, 0x10, 0xF0, 0x30, 0x31, 0xF1,&nbsp;0x33,&nbsp;0xF3,&nbsp;0xF2,&nbsp;0x32,&nbsp;0x36,&nbsp;0xF6,&nbsp;0xF7,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x37, 0xF5, 0x35, 0x34, 0xF4, 0x3C, 0xFC, 0xFD,&nbsp;0x3D,&nbsp;0xFF,&nbsp;0x3F,&nbsp;0x3E,&nbsp;0xFE,&nbsp;0xFA,&nbsp;0x3A,&nbsp;0x3B, 0xFB, 0x39, 0xF9, 0xF8, 0x38, 0x28, 0xE8,&nbsp;0xE9,&nbsp;0x29,&nbsp;0xEB,&nbsp;0x2B,&nbsp;0x2A,&nbsp;0xEA,&nbsp;0xEE, 0x2E, 0x2F, 0xEF, 0x2D,&nbsp;0xED, 0xEC, 0x2C, 0xE4,&nbsp;0x24,&nbsp;0x25,&nbsp;0xE5,&nbsp;0x27,&nbsp;0xE7,&nbsp;0xE6,&nbsp;0x26,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x22, 0xE2, 0xE3, 0x23, 0xE1, 0x21, 0x20, 0xE0,&nbsp;0xA0,&nbsp;0x60,&nbsp;0x61,&nbsp;0xA1,&nbsp;0x63,&nbsp;0xA3,&nbsp;0xA2,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x62, 0x66, 0xA6, 0xA7, 0x67, 0xA5, 0x65, 0x64,&nbsp;0xA4,&nbsp;0x6C,&nbsp;0xAC,&nbsp;0xAD,&nbsp;0x6D,&nbsp;0xAF,&nbsp;0x6F,&nbsp;&nbsp;&nbsp;0x6E, 0xAE, 0xAA, 0x6A, 0x6B, 0xAB, 0x69, 0xA9,&nbsp;0xA8,&nbsp;0x68,&nbsp;0x78,&nbsp;0xB8,&nbsp;0xB9,&nbsp;0x79,&nbsp;0xBB, &nbsp;0x7B, 0x7A, 0xBA, 0xBE, 0x7E, 0x7F, 0xBF, 0x7D,&nbsp;0xBD,&nbsp;0xBC,&nbsp;0x7C,&nbsp;0xB4,&nbsp;0x74,&nbsp;0x75,&nbsp;0xB5,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x77, 0xB7, 0xB6, 0x76, 0x72, 0xB2, 0xB3, 0x73,&nbsp;0xB1,&nbsp;0x71,&nbsp;0x70,&nbsp;0xB0,&nbsp;0x50,&nbsp;0x90,&nbsp;0x91,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x51, 0x93, 0x53, 0x52,&nbsp;0x92, 0x96, 0x56, 0x57,&nbsp;0x97,&nbsp;0x55,&nbsp;0x95,&nbsp;0x94,&nbsp;0x54,&nbsp;0x9C,&nbsp;0x5C,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x5D, 0x9D, 0x5F, 0x9F, 0x9E, 0x5E, 0x5A, 0x9A,&nbsp;0x9B,&nbsp;0x5B,&nbsp;0x99,&nbsp;0x59,&nbsp;0x58,&nbsp;0x98,&nbsp;0x88,&nbsp;&nbsp;0x48, 0x49, 0x89, 0x4B, 0x8B, 0x8A, 0x4A, 0x4E,&nbsp;0x8E,&nbsp;0x8F,&nbsp;0x4F,&nbsp;0x8D,&nbsp;0x4D,&nbsp;0x4C,&nbsp;0x8C,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x44, 0x84, 0x85, 0x45,&nbsp;0x87, 0x47, 0x46, 0x86,&nbsp;0x82,&nbsp;0x42,&nbsp;0x43,&nbsp;0x83,&nbsp;0x41,&nbsp;0x81,&nbsp;0x80,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">0x40<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">};<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">unsigned short CRC16(puchmsg, usDataLen\uff09 &nbsp;&nbsp;&nbsp;&nbsp;\/* &nbsp;\u51fd\u6570\u4ee5&nbsp;unsigned short &nbsp;\u7c7b\u578b\u8fd4\u56de&nbsp;CRC *\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">unsigned char *puchMsg, &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/* &nbsp;\u7528\u4e8e\u8ba1\u7b97&nbsp;CRC &nbsp;\u7684\u62a5\u6587*\/<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>unsigned short usDataLen<\/td><td>\/* &nbsp;\u62a5\u6587\u4e2d\u7684\u5b57\u8282\u6570*\/<\/td><\/tr><tr><td>{<\/td><td>&nbsp;<\/td><\/tr><tr><td>unsigned&nbsp;charuchCRCHi&nbsp;= 0xFF;<\/td><td>\/* CRC&nbsp;&nbsp;\u7684\u9ad8\u5b57\u8282\u521d\u59cb\u5316*\/<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">unsigned&nbsp;charuchCRCLo&nbsp;= 0xFF; &nbsp;&nbsp;&nbsp;&nbsp;\/*&nbsp;CRC&nbsp;&nbsp;\u7684\u4f4e\u5b57\u8282\u521d\u59cb\u5316*\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">unsigned uIndex&nbsp;; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/* CRC&nbsp;&nbsp;\u67e5\u8be2\u8868\u7d22\u5f15*\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">while&nbsp;(usDataLen&#8211;)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">{<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/* &nbsp;\u5b8c\u6210\u6574\u4e2a\u62a5\u6587\u7f13\u51b2\u533a*\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">uIndex = uchCRCLo ^ *puchMsg++; \/* &nbsp;\u8ba1\u7b97&nbsp;CRC *\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">uchCRCLo = uchCRCHi ^ auchCRCHi[uIndex];<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">uchCRCHi = auchCRCLo[uIndex];<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">}<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">return (uchCRCHi &lt;&lt;&nbsp;8&nbsp;|&nbsp;uchCRCLo);<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">}<\/p>\n<span id=\"magicpostMarker\"><\/span>","protected":false},"excerpt":{"rendered":"<p>1.&nbsp;\u901a\u8baf\u534f\u8bae \u672c\u9a71\u52a8\u5668\u4f7f\u7528&nbsp;MODBU&#8230;<\/p>","protected":false},"author":1,"featured_media":26575,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_members_access_role":[],"_members_access_error":""},"categories":[3095],"tags":[902,560,1860,559,1861],"class_list":["post-26570","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-slug-device-registers","tag-902","tag-560","tag-1860","tag-559","tag-1861"],"_links":{"self":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts\/26570","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/comments?post=26570"}],"version-history":[{"count":0,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts\/26570\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media\/26575"}],"wp:attachment":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media?parent=26570"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/categories?post=26570"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/tags?post=26570"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}