{"id":26139,"date":"2023-12-06T22:02:14","date_gmt":"2023-12-06T14:02:14","guid":{"rendered":"https:\/\/www.modbus.cn\/?p=26139"},"modified":"2026-06-30T23:44:21","modified_gmt":"2026-06-30T15:44:21","slug":"mai-duo-qi-zhi-neng-kong-kai-modbus-rtu-xie-yi","status":"publish","type":"post","link":"https:\/\/www.modbus.cn\/en\/26139.html","title":{"rendered":"\u9ea6\u591a\u5947\u667a\u80fd\u7a7a\u5f00MODBUS RTU\u534f\u8bae"},"content":{"rendered":"
<\/figure>\n\n\n\n

MODBUS\u5730\u5740\u4fe1\u606f\u8868\uff08\u5730\u5740\u91c7\u752816\u8fdb\u5236\u6570\u8868\u793a\uff09<\/strong><\/p>\n\n\n\n

\u5730\u5740<\/td>\u547d\u4ee4\u7c7b\u578b<\/td>\u529f\u80fd\u63cf\u8ff0<\/td>\u6570\u636e\u8303\u56f4\u8bf4\u660e<\/td>\u8bf4\u660e<\/td><\/tr>
\u8f93\u51fa\u7ebf\u5708\u64cd\u4f5c      \u529f\u80fd\u7801: \u5199(0X05)(\u652f\u6301\u5e7f\u64ad) <\/td><\/tr>
0<\/td>\u8f93\u51fa\u7ebf\u5708<\/td>\u8fdc\u7a0b\u590d\u4f4d<\/td>       0xFF00<\/td>\u6210\u529f\u540e\u81ea\u52a8\u4e3a0<\/td><\/tr>
1<\/td>\u8f93\u51fa\u7ebf\u5708<\/td>\u8fdc\u7a0b\u5408\u95f8\/\u5206\u95f8<\/td>       0xFF00\/0x0000<\/td> <\/td><\/tr>
2<\/td>\u8f93\u51fa\u7ebf\u5708<\/td>\u8fdc\u7a0b\u9501\u6263\/\u89e3\u9501<\/td>       0xFF00\/0x0000<\/td> <\/td><\/tr>
3<\/td>\u8f93\u51fa\u7ebf\u5708<\/td>\u81ea\u52a8\u63a7\u5236\/\u624b\u52a8<\/td>       0xFF00\/0x0000<\/td> <\/td><\/tr>
\u4fdd\u6301\u5bc4\u5b58\u5668   <\/strong>\u529f\u80fd\u7801: \u5199(0X10)    \u8bfb(0X3)<\/strong><\/td><\/tr>
0<\/td>\u4fdd\u6301\u5bc4\u5b58\u5668<\/td>\u8bbe\u5907\u5730\u5740<\/td>1-255<\/td>\uff08\u9ed8\u8ba4\u4e3a1\uff09\uff080\u4e3a\u5e7f\u64ad\u5730\u5740\uff09<\/td><\/tr>
1<\/td>\u4fdd\u6301\u5bc4\u5b58\u5668<\/td>\u6ce2\u7279\u7387<\/td>1200 ~ 9600  <\/td>\u9ed8\u8ba4\u4e3a9600<\/td><\/tr>
2<\/td>\u4fdd\u6301\u5bc4\u5b58\u5668<\/td>\u8fc7\u538b\u503c<\/td>250 ~300\uff08V\uff09<\/td>\u8bfb\u5199  00 00\u53d6\u6d88<\/td><\/tr>
3<\/td>\u4fdd\u6301\u5bc4\u5b58\u5668<\/td>\u6b20\u538b\u503c<\/td>150 ~200 (V)<\/td>\u8bfb\u5199  00 00\u53d6\u6d88<\/td><\/tr>
 <\/td> <\/td> <\/td> <\/td> <\/td><\/tr>
\u8f93\u5165\u5bc4\u5b58\u5668   <\/strong>\u529f\u80fd\u7801(0X4)<\/strong><\/td><\/tr>
0<\/td>\u8f93\u5165\u5bc4\u5b58\u5668<\/td>\u5b9e\u65f6\u7535\u538bA<\/td>0~600(V)<\/td>\u53ea\u8bfb<\/td><\/tr>
1<\/td>\u8f93\u5165\u5bc4\u5b58\u5668<\/td>\u5b9e\u65f6\u7535\u538bB<\/td>0~600(V)<\/td>\u53ea\u8bfb<\/td><\/tr>
2<\/td>\u8f93\u5165\u5bc4\u5b58\u5668<\/td>\u5b9e\u65f6\u7535\u538bC<\/td>0~600(V)<\/td>\u53ea\u8bfb<\/td><\/tr>
3<\/td>\u8f93\u5165\u5bc4\u5b58\u5668<\/td>\u5b9e\u65f6\u6f0f\u7535<\/td>0~1000(mA)<\/td>\u53ea\u8bfb<\/td><\/tr>
4<\/td>\u8f93\u5165\u5bc4\u5b58\u5668<\/td>\u5f00\u5173\u5206\/\u5408\u95f8\u72b6\u6001<\/td>\u5206\uff1a0xF(15),\u5408\uff1a0xF0(240)<\/td>\u53ea\u8bfb<\/td><\/tr>
\u8bfb\u7ebf\u5708\u64cd\u4f5c<\/strong>      \u529f\u80fd\u7801: \u8bfb(0X01)<\/td><\/tr>
0<\/td>\u8f93\u51fa\u7ebf\u5708<\/td>\u8fdc\u7a0b\u590d\u4f4d<\/td>      <\/td>\u6210\u529f\u540e\u81ea\u52a8\u4e3a0<\/td><\/tr>
1<\/td>\u8f93\u51fa\u7ebf\u5708<\/td>\u8fdc\u7a0b\u5408\u95f8\/\u5206\u95f8<\/td>    1:\u5408\u95f80:\u5206\u95f8<\/td> <\/td><\/tr>
2<\/td>\u8f93\u51fa\u7ebf\u5708<\/td>\u8fdc\u7a0b\u9501\u6263\/\u89e3\u9501<\/td>    1:\u9501\u62630:\u89e3\u9501<\/td> <\/td><\/tr>
3<\/td>\u8f93\u51fa\u7ebf\u5708<\/td>\u81ea\u52a8\u63a7\u5236\/\u624b\u52a8<\/td>    1:\u81ea\u52a80:\u624b\u52a8<\/td> <\/td><\/tr>
 <\/td> <\/td> <\/td> <\/td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u6ce8:<\/em><\/strong><\/em><\/strong><\/em><\/strong><\/em><\/strong><\/p>\n\n\n\n

\u6807\u6ce8\u7c7b\u578b\u7684\u5747\u4e3a16\u4f4d\u65e0\u7b26\u6574\u578b<\/em><\/strong><\/em><\/strong><\/p>\n\n\n\n

\u4ea7\u54c1\u51fa\u5382\u901a\u4fe1\u53c2\u6570\u8bbe\u7f6e\uff1a <\/em><\/strong><\/em><\/strong><\/em><\/strong><\/em><\/strong><\/p>\n\n\n\n

\u8bbe\u5907\u5730\u5740\uff1a 1<\/p>\n\n\n\n

\u6ce2\u7279\u7387\uff1a9600<\/p>\n\n\n\n

\u6821\u9a8c\u65b9\u5f0f\uff1a\u65e0\u6548\u9a8c<\/p>\n\n\n\n

CRC\u6821\u9a8c\uff1a 16\u4f4dCRC\u6821\u9a8c\uff0c\u4f4e\u4f4d\u5728\u524d<\/p>\n\n\n\n

\u505c\u6b62\u4f4d\uff1a1<\/p>\n\n\n\n

<\/p>\n\n\n\n

\u534f\u8bae\u4e3e\u4f8b\u8bf4\u660e\uff1a<\/p>\n\n\n\n

\u5199\u7ebf\u5708<\/h2>\n\n\n\n

\u53d1\u9001<\/p>\n\n\n\n

\u5b57\u8282\u5e8f\u53f7<\/strong><\/strong><\/td>01<\/strong><\/strong><\/td>02<\/strong><\/strong><\/td>03 ~ 04<\/strong><\/strong><\/td>05 ~ 06<\/strong><\/strong><\/td>07 ~ 08<\/strong><\/strong><\/td><\/tr>
\u529f\u80fd<\/strong><\/strong><\/td>\u8bbe\u5907\u5730\u5740<\/td>\u529f\u80fd\u780105<\/td>\u7ebf\u5708\u5730\u5740<\/td>\u64cd\u4f5c\u7801<\/td>CRC\u6821\u9a8c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u56de\u5e94<\/p>\n\n\n\n

\u5b57\u8282\u5e8f\u53f7<\/strong><\/strong><\/td>01<\/strong><\/strong><\/td>02<\/strong><\/strong><\/td>03 ~ 04<\/strong><\/strong><\/td>05 ~ 06<\/strong><\/strong><\/td>07 ~ 08<\/strong><\/strong><\/td><\/tr>
\u529f\u80fd<\/strong><\/strong><\/td>\u8bbe\u5907\u5730\u5740<\/td>\u529f\u80fd\u780105<\/td>\u7ebf\u5708\u5730\u5740<\/td>\u64cd\u4f5c\u7801<\/td>CRC\u6821\u9a8c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u8bfb\u7ebf\u5708<\/h2>\n\n\n\n

\u53d1\u9001<\/p>\n\n\n\n

\u5b57\u8282\u5e8f\u53f7<\/strong><\/strong><\/td>01<\/strong><\/strong><\/td>02<\/strong><\/strong><\/td>03 ~ 04<\/strong><\/strong><\/td>05 ~ 06<\/strong><\/strong><\/td>07 ~ 08<\/strong><\/strong><\/td><\/tr>
\u529f\u80fd<\/strong><\/strong><\/td>\u8bbe\u5907\u5730\u5740<\/td>\u529f\u80fd\u780101<\/td>\u8d77\u59cb\u5730\u5740<\/td>\u6570\u636e\u957f\u5ea6<\/td>CRC\u6821\u9a8c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u56de\u5e94<\/p>\n\n\n\n

\u5b57\u8282\u5e8f\u53f7<\/strong><\/strong><\/td>01<\/strong><\/strong><\/td>02<\/strong><\/strong><\/td>03 <\/strong><\/strong><\/td>04<\/strong><\/strong><\/td>05 ~ 06<\/strong><\/strong><\/td><\/tr>
\u529f\u80fd<\/strong><\/strong><\/td>\u8bbe\u5907\u5730\u5740<\/strong><\/td>\u529f\u80fd\u780101<\/strong><\/td>\u5b57\u8282\u957f\u5ea6<\/strong><\/strong><\/td>\u7ebf\u5708\u72b6\u6001<\/strong><\/strong><\/td>CRC\u6821\u9a8c<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u8bfb\u4fdd\u6301\u5bc4\u5b58\u5668<\/h2>\n\n\n\n

\u53d1\u9001<\/p>\n\n\n\n

\u5b57\u8282\u5e8f\u53f7<\/strong><\/strong><\/td>01<\/strong><\/strong><\/td>02<\/strong><\/strong><\/td>03 ~ 04<\/strong><\/strong><\/td>05 ~ 06<\/strong><\/strong><\/td>07 ~ 08<\/strong><\/strong><\/td><\/tr>
\u529f\u80fd<\/strong><\/strong><\/td>\u8bbe\u5907\u5730\u5740<\/td>\u529f\u80fd\u780103<\/td>\u5bc4\u5b58\u5668\u5730\u5740<\/td>\u6570\u636e\u957f\u5ea6<\/td>CRC\u6821\u9a8c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u56de\u5e94<\/p>\n\n\n\n

\u5b57\u8282\u5e8f\u53f7<\/strong><\/strong><\/td>01<\/strong><\/strong><\/td>02<\/strong><\/strong><\/td>03<\/strong><\/strong><\/td>04 ~ 05<\/strong><\/strong><\/td>\u2026\u2026\u2026<\/strong><\/strong><\/td>2n+2 ~ 2n+3<\/strong><\/strong><\/td>2n+4 ~ 2n+5<\/strong><\/strong><\/td><\/tr>
\u529f\u80fd<\/strong><\/strong><\/td>\u8bbe\u5907\u5730\u5740<\/td>\u529f\u80fd\u780103<\/td>\u5b57\u8282\u957f\u5ea6<\/td>\u6570\u636e1<\/td>\u2026\u2026\u2026<\/td>\u2026.\u6570\u636en<\/td>CRC\u6821\u9a8c<\/td><\/tr><\/tbody><\/table>
\u6ce8\uff1a
\u6570\u636e\u957f\u5ea6\u4ee52\u5b57\u8282\u4e3a1\u5355\u4f4d;\u6570\u636e\u957f\u5ea6\u4e0d\u80fd\u8d85\u8fc716\u3002<\/strong><\/figcaption><\/figure>\n\n\n\n
\u5b57\u8282\u5e8f\u53f7<\/strong><\/strong><\/td>01<\/strong><\/strong><\/td>02<\/strong><\/strong><\/td>03 ~ 04<\/strong><\/strong><\/td>05 ~ 06<\/strong><\/strong><\/td>07 ~ 08<\/strong><\/strong><\/td><\/tr>
\u529f\u80fd<\/strong><\/strong><\/td>\u8bbe\u5907\u5730\u5740<\/td>\u529f\u80fd\u780101<\/td>\u5bc4\u5b58\u5668\u5730\u5740<\/td>\u6570\u636e\u957f\u5ea6<\/td>CRC\u6821\u9a8c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\u5b57\u8282\u5e8f\u53f7<\/strong><\/strong><\/td>01<\/strong><\/strong><\/td>02<\/strong><\/strong><\/td>03<\/strong><\/strong><\/td>04 ~ 05<\/strong><\/strong><\/td>\u2026\u2026\u2026<\/strong><\/strong><\/td>2n+2 ~ 2n+3<\/strong><\/strong><\/td>2n+4 ~ 2n+5<\/strong><\/strong><\/td><\/tr>
\u529f\u80fd<\/strong><\/strong><\/td>\u8bbe\u5907\u5730\u5740<\/td>\u529f\u80fd\u780101<\/td>\u5b57\u8282\u957f\u5ea6<\/td>\u6570\u636e1<\/td>\u2026\u2026\u2026<\/td>\u2026.\u6570\u636en<\/td>CRC\u6821\u9a8c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u6ce8\uff1a
\u6570\u636e\u957f\u5ea6\u4ee52\u5b57\u8282\u4e3a1\u5355\u4f4d;\u6570\u636e\u957f\u5ea6\u4e0d\u80fd\u8d85\u8fc716\u3002<\/strong><\/p>\n\n\n\n

\u8bfb\u8f93\u5165\u5bc4\u5b58\u5668<\/h2>\n\n\n\n

\u53d1\u9001<\/p>\n\n\n\n

\u5b57\u8282\u5e8f\u53f7<\/strong><\/strong><\/td>01<\/strong><\/strong><\/td>02<\/strong><\/strong><\/td>03 ~ 04<\/strong><\/strong><\/td>05 ~ 06<\/strong><\/strong><\/td>07 ~ 08<\/strong><\/strong><\/td><\/tr>
\u529f\u80fd<\/strong><\/strong><\/td>\u8bbe\u5907\u5730\u5740<\/td>\u529f\u80fd\u780104<\/td>\u5bc4\u5b58\u5668\u5730\u5740<\/td>\u6570\u636e\u957f\u5ea6<\/td>CRC\u6821\u9a8c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u8bfb\u53d6<\/p>\n\n\n\n

\u5b57\u8282\u5e8f\u53f7<\/strong><\/strong><\/td>01<\/strong><\/strong><\/td>02<\/strong><\/strong><\/td>03<\/strong><\/strong><\/td>04 ~ 05<\/strong><\/strong><\/td>\u2026\u2026\u2026<\/strong><\/strong><\/td>2n+2 ~ 2n+3<\/strong><\/strong><\/td>2n+4 ~ 2n+5<\/strong><\/strong><\/td><\/tr>
\u529f\u80fd<\/strong><\/strong><\/td>\u8bbe\u5907\u5730\u5740<\/td>\u529f\u80fd\u780104<\/td>\u5b57\u8282\u957f\u5ea6<\/td>\u6570\u636e1<\/td>\u2026\u2026\u2026<\/td>\u2026.\u6570\u636en<\/td>CRC\u6821\u9a8c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u6ce8\uff1a \u6570\u636e\u957f\u5ea6\u4ee52\u5b57\u8282\u4e3a1\u5355\u4f4d;\u6570\u636e\u957f\u5ea6\u4e0d\u80fd\u8d85\u8fc716\u3002<\/strong><\/p>\n\n\n\n

\u5199\u4fdd\u6301\u5bc4\u5b58\u5668<\/h2>\n\n\n\n

\u53d1\u9001<\/p>\n\n\n\n

\u5b57\u8282\u5e8f\u53f7<\/strong><\/strong><\/td>01<\/strong><\/strong><\/td>02<\/strong><\/strong><\/td>03 ~ 04<\/strong><\/strong><\/td>0<\/strong>5<\/strong> ~ 0<\/strong>6<\/strong><\/strong><\/td>0<\/strong>7<\/strong><\/strong><\/td>0<\/strong>8<\/strong> ~ 0<\/strong>9<\/strong><\/strong><\/td>\u2026\u2026<\/strong>.<\/strong><\/strong><\/td>2n+<\/strong>6<\/strong> ~ 2n+<\/strong>7<\/strong><\/strong><\/td>2n+<\/strong>8<\/strong> ~<\/strong><\/strong>2n+<\/strong>9<\/strong><\/strong><\/td><\/tr>
\u529f\u80fd<\/strong><\/strong><\/td>\u8bbe\u5907\u5730\u5740<\/td>\u529f\u80fd\u780110<\/td>\u5bc4\u5b58\u5668\u5730\u5740<\/td>\u6570\u636e\u957f\u5ea6<\/td>\u5b57\u8282\u957f\u5ea6<\/td>\u6570\u636e1<\/td>\u2026\u2026<\/td>\u2026.\u6570\u636en<\/td>CRC\u6821\u9a8c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u8bfb\u53d6<\/p>\n\n\n\n

\u5b57\u8282\u5e8f\u53f7<\/strong><\/strong><\/td>01<\/strong><\/strong><\/td>02<\/strong><\/strong><\/td>03 ~ 04<\/strong><\/strong><\/td>0<\/strong>5<\/strong> ~ 0<\/strong>6<\/strong><\/strong><\/td>0<\/strong>7<\/strong> ~ 0<\/strong>8<\/strong><\/strong><\/td><\/tr>
\u529f\u80fd<\/strong><\/strong><\/td>\u8bbe\u5907\u5730\u5740<\/td>\u529f\u80fd\u780110<\/td>\u5bc4\u5b58\u5668\u5730\u5740<\/td>\u6570\u636e\u957f\u5ea6<\/td>CRC\u6821\u9a8c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u8c03\u8bd5\u7528\u793a\u4f8b\uff1a<\/strong><\/strong><\/p>\n\n\n\n

\u8bfb\u4fdd\u6301\u5bc4\u5b58\u5668<\/strong>\uff08\u8bfb\u4ea7\u54c1\u8bbe\u5b9a\u503c\uff09 0~3\uff1a\uff08\u6570\u91cf4\u4e2a\uff09<\/p>\n\n\n\n

\u53d1\u9001\uff1a<\/strong>01 03 00 00 00 04 44 09<\/p>\n\n\n\n

\u63a5\u6536\uff1a<\/strong>01 03 08 00 01 25 80 01 13 00 A0 73 BD <\/p>\n\n\n\n

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

\u8bfb\u8f93\u5165\u5bc4\u5b58\u5668<\/strong>\uff08\u8bfb\u5b9e\u65f6\u503c\uff09\uff1a 0~3\uff1a\uff08\u6570\u91cf4\u4e2a\uff09  \/\/\u8bfb\u7535\u6d41\u7535\u538b\u503c<\/p>\n\n\n\n

\u53d1\u9001\uff1a<\/strong>01 04 00 00 00 04 F1 C9<\/p>\n\n\n\n

\u63a5\u6536\uff1a<\/strong>01 04 08 00 D0 00 F2 00 F9 00 00 1C 24<\/p>\n\n\n\n

\u8bfb\u8f93\u5165\u5bc4\u5b58\u5668\uff1a<\/strong> 0~4\uff1a\uff08\u6570\u91cf5\u4e2a\uff09  \/\/\u8bfb\u6240\u6709\u503c<\/p>\n\n\n\n

\u53d1\u9001\uff1a<\/strong>01 04 00 00 00 05 30 09<\/p>\n\n\n\n

\u63a5\u6536\uff1a<\/strong>01 04 0A 00 EA 00 EA 00 EA 00 00 00 0F 74 04    <\/p>\n\n\n\n

\u8bfb\u8f93\u5165\u5bc4\u5b58\u5668\uff1a<\/strong> 4\uff1a\uff08\u6570\u91cf1\u4e2a\uff09  \/\/\u8bfb\u6240\u6709\u503c<\/p>\n\n\n\n

\u53d1\u9001\uff1a<\/strong>01 04 00 04 00 01 70 0B <\/p>\n\n\n\n

\u63a5\u6536\uff1a<\/strong>01 04 02 00 0F F9 34    <\/p>\n\n\n\n

\u5199\u4fdd\u6301\u5bc4\u5b58\u5668\uff1a<\/strong><\/p>\n\n\n\n

\u53d1\u9001\uff1a<\/strong>01 10 00 00 00 04 08 00 01 25 80 01 0E 00 AA 40 11  <\/p>\n\n\n\n

\u63a5\u6536\uff1a<\/strong>01 10 00 00 00 04 C1 CA<\/p>\n\n\n\n

\u8bf4\u660e\uff1a<\/strong> \u4fee\u6539\u4fdd\u6301\u5bc4\u5b58\u53c2\u6570  \u901a\u4fe1\u5730\u5740\uff0c\u6ce2\u7279\u7387\uff0c\u8fc7\u538b\u503c\uff0c\u6b20\u538b\u503c\uff1b<\/p>\n\n\n\n

\u6ce8\u610f\u4fee\u6539 \u901a\u4fe1\u5730\u5740\uff0c\u6ce2\u7279\u7387\u540e\uff0c \u4e0b\u6b21\u53d1\u9001\u6570\u636e\uff0c \u8981\u505a\u76f8\u5e94\u4fee\u6539<\/p>\n\n\n\n

\u5199\u4fdd\u6301\u5bc4\u5b58\u5668\uff1a<\/strong><\/p>\n\n\n\n

\u53d1\u9001\uff1a<\/strong>01 10 00 00 00 04 08 00 02 12 c0 01 04 00 be 56 94<\/p>\n\n\n\n

\u63a5\u6536\uff1a<\/strong>01 10 00 00 00 04 C1 CA<\/p>\n\n\n\n

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

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