"# \u70ac\u90a6\u51b7\u5e93\u624b\u64cd\u5668 Modbus RTU \u901a\u8baf\u534f\u8bae V1.6\uff08\u901a\u7528\u578b\u51b7\u5e93\u673a\u7ec4\uff09\n\n> 2026-07-26 | 2026-07-26\n> https:\/\/www.modbus.cn\/en\/engineering-library\/jubang-coldstorage-handheld-modbus-rtu-v1-6\n\n---\n\n\u8fd9\u4efd\u624b\u518c\u662f**\u70ac\u90a6\u901a\u7528\u578b\u51b7\u5e93\u673a\u7ec4\u624b\u64cd\u5668**\u7684 Modbus RTU \u901a\u8baf\u534f\u8bae V1.6\u3002\u4e00\u53f0\u624b\u64cd\u5668\u53ef\u4ee5\u7ba1\u591a\u53f0\u51b7\u5e93\u7a7a\u8c03\uff1a\u5176\u4e2d**\u5fc5\u987b\u6709\u4e00\u53f0\u5b9a\u4e49\u6210\u4e3b\u673a**\uff0c\u5176\u4f59\u7684\u6309**\u5206\u673a**\u7b97\u3002\u4e0b\u9762\u5c3d\u91cf\u8bf4\u5f97\u76f4\u767d\uff0c\u7167\u7740\u6284\u5c31\u80fd\u7528\u3002\n\n## \u4e00\u3001\u5148\u5bf9\u4e0a\u8fd9 7 \u4e2a\u53c2\u6570\uff08\u5bf9\u4e0d\u4e0a\u5c31\u901a\u4e0d\u4e86\uff09\n\n\u53c2\u6570\u503c\u5927\u767d\u8bdd\n\n\u94fe\u8defRS-485\u4e24\u6839\u7ebf\uff08A\/B\uff09\u624b\u62c9\u624b\u4e32\u8d77\u6765\uff0c\u9996\u5c3e\u5404\u5e76\u4e00\u4e2a 120\u03a9 \u7535\u963b\n\u534f\u8baeModbus RTU\u6807\u51c6\u5e27\uff0c\u672b\u5c3e\u4e24\u5b57\u8282 CRC \u6821\u9a8c\n\u6ce2\u7279\u738719200\u4e32\u53e3\u8f6f\u4ef6\u91cc\u586b 19200\uff0c\u586b\u9519\u4e00\u4e2a\u90fd\u8fde\u4e0d\u4e0a\n\u6570\u636e\u4f4d \/ \u6821\u9a8c \/ \u505c\u6b62\u4f4d8 \/ \u65e0 \/ 1\uff088N1\uff09\u65e0\u6821\u9a8c\n\u4ece\u673a\u5730\u574095\uff080x5F\uff09\u624b\u64cd\u5668\u5728\u603b\u7ebf\u4e0a\u7684\"\u95e8\u724c\u53f7\"\uff0c\u53d1\u5e27\u65f6\u6c38\u8fdc\u586b\u5728\u6700\u524d\u9762\u90a3\u4e00\u4e2a\u5b57\u8282\n\u529f\u80fd\u78010x03 \u8bfb \/ 0x10 \u519903 \u662f\u95ee\u300110 \u662f\u4e0b\u547d\u4ee4\n\u5e94\u7b54\u5ef6\u8fdf\u6536\u5230\u547d\u4ee4\u540e\u7b49 100ms \u624d\u56de\u6bcf\u6b21\u95ee\u5b8c\u8981\u7b49\u591f 100ms \u518d\u95ee\u4e0b\u4e00\u53e5\n\u6570\u503c\u500d\u7387\u653e\u5927 10 \u500d\u8bfb\u4e0a\u6765\u7684\u6e29\u5ea6\/\u7535\u6d41\u8981 \u00f710 \u624d\u662f\u771f\u503c\uff0c\u6bd4\u5982\u8bfb\u56de 285 \u5b9e\u9645\u662f 28.5\u2103\n\n## \u4e8c\u3001\u63a5\u7ebf\uff08\u522b\u60f3\u590d\u6742\uff09\n\n\u624b\u64cd\u5668\u80cc\u540e RS-485 \u7684 A\u3001B \u4e24\u4e2a\u7aef\u5b50\uff0cA \u63a5 A\u3001B \u63a5 B\uff0c\u4e00\u8def\u4e32\u5230\u4f60\u7684\u8f6c\u6362\u5668\u3002\u603b\u7ebf\u6700\u5934\u548c\u6700\u5c3e\u5404\u5e76\u4e00\u4e2a 120\u03a9 \u7ec8\u7aef\u7535\u963b\u3002\u5c4f\u853d\u7ebf\u5355\u7aef\u63a5\u5730\uff0c\u522b\u4e24\u5934\u90fd\u63a5\u3002\n\n## \u4e09\u3001\u4e3b\u673a\u548c\u5206\u673a\u7684\u5173\u7cfb\uff08\u641e\u6e05\u695a\u8fd9\u4e2a\u518d\u8c03\u8bd5\uff09\n\n\u4e00\u4e2a\u7cfb\u7edf\u91cc\uff0c**\u5fc5\u987b\u6709\u4e00\u53f0\u624b\u64cd\u5668\u5b9a\u4e49\u6210\u4e3b\u673a**\uff0c\u5269\u4e0b\u7684\u90fd\u662f\u5206\u673a\u3002\u4e3b\u673a\u548c\u5206\u673a\u6302\u5728\u540c\u4e00\u6761 RS-485 \u603b\u7ebf\u4e0a\uff0c\u4ece\u673a\u5730\u5740\u90fd\u662f 95\uff08\u6216\u4f60\u81ea\u5df1\u6539\u7684\uff09\uff0c\u533a\u522b\u5728\u4e8e**\u5bc4\u5b58\u5668\u5730\u5740\u600e\u4e48\u586b**\uff1a\n\n\u8bbf\u95ee\u5bf9\u8c61\u5bc4\u5b58\u5668\u5730\u5740\u600e\u4e48\u7b97\u4e3e\u4f8b\uff08\u8bfb\u5e93\u6e29\uff0c\u539f\u5bc4\u5b58\u5668\u53f7 42\uff09\n\n**\u4e3b\u673a**\uff08\u7b2c 1 \u53f0\uff0c\u5fc5\u987b\u5b9a\u4e49\uff09\u76f4\u63a5\u7528\u88f8\u5730\u5740\uff0c\u4e0d\u52a0\u504f\u79fb\u5bc4\u5b58\u5668\u5730\u5740 = 42\uff080x002A\uff09\n**\u5206\u673a N \u53f7**\uff08N=1~9\uff09N \u00d7 208 \uff0b \u539f\u5bc4\u5b58\u5668\u5730\u57401 \u53f7\u5206\u673a = 1\u00d7208\uff0b42 = 250\uff080x00FA\uff09\n\n\u624b\u518c\u7b2c 4.3 \u8282\u539f\u6587\uff1a**\"\u8bfb\u7b2c N(1-9)\u53f0\u4ece\u673a\u53c2\u6570\uff1a\u5730\u5740\uff1dN\u00d7208\uff0b\u4e3b\u673a\u5730\u5740\"**\u3002\u8fd9\u91cc\u7684\"\u4e3b\u673a\u5730\u5740\"\u6307\u7684\u662f\u5bc4\u5b58\u5668\u539f\u5730\u5740\uff08\u6bd4\u5982\u73af\u5883\u6e29\u5ea6\u662f 41\uff09\uff0c\u4e0d\u662f\u4ece\u673a\u5730\u5740 95\u3002\u624b\u518c\u539f\u4f8b\uff1a\u8bfb 1 \u53f7\u5206\u673a\u7684\u73af\u5883\u6e29\u5ea6 \u2192 1\u00d7208\uff0b41 \uff1d 249\uff1b\u8bfb 1 \u53f7\u5206\u673a\u7684\u6545\u969c\u4fe1\u606f \u2192 1\u00d7208\uff0b202 \uff1d 410\u3002\n\n## \u56db\u3001\u5bc4\u5b58\u5668\u5730\u5740\u5bf9\u7167\u8868\uff08\u5341\u8fdb\u5236 \/ \u5341\u516d\u8fdb\u5236 \/ \u4e3b\u673a \/ \u5206\u673a1\u53f7\uff09\n\n\u4e0b\u9762\u628a\u5168\u90e8 53 \u4e2a\u5bc4\u5b58\u5668\u5217\u51fa\u6765\uff0c\u5305\u542b\u5341\u8fdb\u5236\u3001\u5341\u516d\u8fdb\u5236\u3001\u4e3b\u673a\u7528\u7684\u88f8\u5730\u5740\u3001\u4ee5\u53ca 1 \u53f7\u5206\u673a\u504f\u79fb\u540e\u7684\u5730\u5740\uff08N\u00d7208+\u539f\u5740\uff09\u3002\n\n\u539f\u5740(\u5341\u8fdb\u5236)\u539f\u5740(\u5341\u516d\u8fdb\u5236)\u662f\u4ec0\u4e48\u8bfb\u5199\u4e3b\u673a\u5730\u57401\u53f7\u5206\u673a\u5730\u5740\u5907\u6ce8\n\n250x0019\u6307\u4ee4\u519925233\uff080xE9\uff0940\u5f00\u673a 41\u5173\u673a 42\u66f4\u65b0\u8bbe\u7f6e\n410x0029\u73af\u5883\u6e29\u5ea6(\u98ce\u51b7)\/\u51fa\u6c34\u6e29\u5ea6(\u6c34\u51b7)\u8bfb41249\uff080xF9\uff09\u00f710\n420x002A\u5e93\u6e29\u8bfb42250\uff080xFA\uff09\u00f710\n430x002B1#\u6392\u6c14\u6e29\u5ea6\u8bfb43251\uff080xFB\uff09\u00f710\n440x002C1#\u56de\u6c14\u6e29\u5ea6\u8bfb44252\uff080xFC\uff09\u00f710\n450x002D2#\u6392\u6c14\u6e29\u5ea6\u8bfb45253\uff080xFD\uff09\u00f710\n460x002E2#\u56de\u6c14\u6e29\u5ea6\u8bfb46254\uff080xFE\uff09\u00f710\n470x002F\u51fa\u6db2\u6e29\u5ea6\u8bfb47255\uff080xFF\uff09\u00f710\n480x0030\u5e93\u6e292(\u6821\u6b63)\u8bfb48256\uff080x100\uff09\u00f710\n490x00311#\u84b8\u53d1\u6e29\u5ea6\u8bfb49257\uff080x101\uff09\u00f710\n500x00321#\u51b7\u51dd\u6e29\u5ea6\u8bfb50258\uff080x102\uff09\u00f710\n510x00332#\u84b8\u53d1\u6e29\u5ea6\u8bfb51259\uff080x103\uff09\u00f710\n520x00342#\u51b7\u51dd\u6e29\u5ea6\u8bfb52260\uff080x104\uff09\u00f710\n530x00351#\u538b\u7f29\u673a\u7535\u6d41\u8bfb53261\uff080x105\uff09\u00f710\n540x00362#\u538b\u7f29\u673a\u7535\u6d41\u8bfb54262\uff080x106\uff09\u00f710\n550x0037\u4fdd\u7559\u8bfb55263\uff080x107\uff09-\n560x0038\u4fdd\u7559\u8bfb56264\uff080x108\uff09-\n570x0039\u4fdd\u7559\u8bfb57265\uff080x109\uff09-\n580x003A1#\u4f4e\u538b\u8bfb58266\uff080x10A\uff09\u00f710\n590x003B1#\u9ad8\u538b\u8bfb59267\uff080x10B\uff09\u00f710\n600x003C\u4fdd\u7559\u8bfb60268\uff080x10C\uff09-\n610x003D\u4fdd\u7559\u8bfb61269\uff080x10D\uff09-\n620x003E2#\u4f4e\u538b\u8bfb62270\uff080x10E\uff09\u00f710\n630x003F2#\u9ad8\u538b\u8bfb63271\uff080x10F\uff09\u00f710\n640x0040\u4fdd\u7559\u8bfb64272\uff080x110\uff09-\n650x0041\u4fdd\u7559\u8bfb65273\uff080x111\uff09-\n660x0042\u98ce\u673a\u6863\u4f4d\u8bfb66274\uff080x112\uff09\u9ad88\u4f4d=2#\u98ce\u673a \u4f4e8\u4f4d=1#\u98ce\u673a\n670x0043\u4fdd\u7559\u8bfb67275\uff080x113\uff09-\n680x0044\u4fdd\u7559\u8bfb68276\uff080x114\uff09-\n690x00451#\u7535\u5b50\u81a8\u80c0\u9600\u6b65\u6570\u8bfb69277\uff080x115\uff09-\n700x00462#\u7535\u5b50\u81a8\u80c0\u9600\u6b65\u6570\u8bfb70278\uff080x116\uff09-\n710x0047\u6e29\u5ea6\u8bbe\u5b9a\u503c\u8bfb71279\uff080x117\uff09\u00f710\n720x0048\u4fdd\u7559\u8bfb72280\uff080x118\uff09-\n730x0049\u5236\u51b7\u5236\u70ed\u4fe1\u606f\u8bfb73281\uff080x119\uff091=\u5236\u51b7 2=\u5236\u70ed\n740x004A\u5f00\u95e8\u6b21\u6570\u8bfb74282\uff080x11A\uff09-\n750x004B\u5f00\u95e8\u65f6\u95f4\u8bfb75283\uff080x11B\uff09\u00d70.1=\u5206\u949f\n760x004C\u6309\u4f4d\u6545\u969c\u8bb0\u5f55(\u88681)\u8bfb76284\uff080x11C\uff09bit0-15 \u89c1\u6545\u969c\u88681\n770x004D\u6309\u4f4d\u6545\u969c\u8bb0\u5f55(\u88682)\u8bfb77285\uff080x11D\uff09bit0-15 \u89c1\u6545\u969c\u88682\n780x004E\u4fdd\u7559\u8bfb78286\uff080x11E\uff09-\n790x004F\u63a7\u5236\u65b9\u5f0f\u8bfb79287\uff080x11F\uff090=\u6a21\u5757 1=\u96c6\u4e2d\n800x0050\u5e73\u5747\u6e29\u5ea6\u8bfb80288\uff080x120\uff09\u00f710\n890x0059\u8bbe\u5b9a\u6e29\u5ea6\u5199\/\u8bfb89297\uff080x129\uff09\u00f710\uff0c\u5199\u540e\u987b\u518d\u519925=42\n900x005A\u8bbe\u5b9a\u6e29\u5dee\u5199\/\u8bfb90298\uff080x12A\uff09\u00f710\n2010x00C9\u4fdd\u7559\u8bfb201409\uff080x199\uff09-\n2020x00CA\u6545\u969c\u4fe1\u606f(\u88683)\u8bfb202410\uff080x19A\uff09\u5e8f\u53f741-74 \u89c1\u6545\u969c\u88683\n2030x00CB1#\u7cfb\u7edf\u8fd0\u884c\u65f6\u95f4(\u5929)\u8bfb203411\uff080x19B\uff09\u6700\u592765530\u5929\n2040x00CC1#\u7cfb\u7edf\u8fd0\u884c\u65f6\u95f4(\u65f6\u5206)\u8bfb204412\uff080x19C\uff09\u9ad88\u4f4d=\u5c0f\u65f6 \u4f4e8\u4f4d=\u5206\u949f\n2050x00CD2#\u7cfb\u7edf\u8fd0\u884c\u65f6\u95f4(\u5929)\u8bfb205413\uff080x19D\uff09\u6700\u592765530\u5929\n2060x00CE2#\u7cfb\u7edf\u8fd0\u884c\u65f6\u95f4(\u65f6\u5206)\u8bfb206414\uff080x19E\uff09\u9ad88\u4f4d=\u5c0f\u65f6 \u4f4e8\u4f4d=\u5206\u949f\n2070x00CF1#\u7cfb\u7edf\u9664\u971c\u95f4\u9694\u65f6\u95f4\u8bfb207415\uff080x19F\uff09-\n2080x00D02#\u7cfb\u7edf\u9664\u971c\u95f4\u9694\u65f6\u95f4\u8bfb208416\uff080x1A0\uff09-\n2090x00D1\u4fdd\u7559\u8bfb209417\uff080x1A1\uff09-\n2100x00D2\u8fd0\u884c\u72b6\u6001\u8bfb210418\uff080x1A2\uff090\/2=\u5173\u673a 1\/6=\u5f00\u673a 5=\u9664\u971c\n\n\u60f3\u7b97\u5176\u4ed6\u5206\u673a\u53f7\u7684\u5730\u5740\uff0c\u5957\u516c\u5f0f\uff1a**N\u00d7208\uff0b\u539f\u5740**\u3002\u6bd4\u5982 5 \u53f7\u5206\u673a\u7684\u5e93\u6e29 = 5\u00d7208\uff0b42 = 1082\uff080x043A\uff09\uff1b9 \u53f7\u5206\u673a\u7684\u8fd0\u884c\u72b6\u6001 = 9\u00d7208\uff0b210 = 2082\uff080x0822\uff09\u3002\n\n## \u4e94\u3001\u53ef\u4ee5\u76f4\u63a5\u6284\u7684\u62a5\u6587 \u2014\u2014 \u4e3b\u673a\uff08\u88f8\u5730\u5740\uff0c\u4ece\u673a\u5730\u5740 95\uff09\n\n\u8bbf\u95ee\u4e3b\u673a\u65f6\uff0c\u5bc4\u5b58\u5668\u8d77\u59cb\u5730\u5740\u76f4\u63a5\u586b\u88f8\u5730\u5740\uff0825\/41\/42\u2026\uff09\uff0c\u4e0d\u504f\u79fb\u3002\u4e0b\u9762\u5e27\u5df2\u7b97\u597d CRC\uff0c\u590d\u5236\u5c31\u80fd\u53d1\u3002\n\n### \u8bfb\uff08\u529f\u80fd\u7801 03\uff09\n\n\u60f3\u5e72\u5565\u5b8c\u6574\u5e27\uff08\u542b CRC\uff09\n\n\u8bfb\u4e3b\u673a\u5e93\u6e29 42`5F 03 00 2A 00 01 A8 BC`\n\u8bfb\u4e3b\u673a\u73af\u5883\u6e29\u5ea6 41`5F 03 00 29 00 01 58 BC`\n\u8bfb\u4e3b\u673a\u6545\u969c\u8bb0\u5f55 76\uff08\u88681\uff09`5F 03 00 4C 00 01 48 A3`\n\u8bfb\u4e3b\u673a\u6545\u969c\u8bb0\u5f55 77\uff08\u88682\uff09`5F 03 00 4D 00 01 19 63`\n\u8bfb\u4e3b\u673a\u6545\u969c\u4fe1\u606f 202\uff08\u88683\uff09`5F 03 00 CA 00 01 A9 4A`\n\u8bfb\u4e3b\u673a\u8fd0\u884c\u72b6\u6001 210`5F 03 00 D2 00 01 29 4D`\n\n### \u5199\uff08\u529f\u80fd\u7801 10\uff09\n\n\u60f3\u5e72\u5565\u5b8c\u6574\u5e27\uff08\u542b CRC\uff09\u8bf4\u660e\n\n\u4e3b\u673a\u5f00\u673a\uff08\u5199 25=40\uff09`5F 10 00 19 00 01 02 00 28 14 24`0x0028=40\n\u4e3b\u673a\u5173\u673a\uff08\u5199 25=41\uff09`5F 10 00 19 00 01 02 00 29 D5 E4`0x0029=41\n\u4e3b\u673a\u8bbe\u6e29 5.0\u2103\uff08\u5199 89=50\uff09`5F 10 00 59 00 01 02 00 32 9B 2F`0x0032=50 \u00f710=5.0\u2103\n\u4e3b\u673a\u66f4\u65b0\u8bbe\u7f6e\uff08\u5199 25=42\uff09`5F 10 00 19 00 01 02 00 2A 95 E5`\u6539\u5b8c\u8bbe\u5b9a\u6e29\u5ea6\u5fc5\u987b\u8865\u8fd9\u5e27\n\n## \u516d\u3001\u53ef\u4ee5\u76f4\u63a5\u6284\u7684\u62a5\u6587 \u2014\u2014 \u5206\u673a 1~9 \u53f7\uff08N\u00d7208+\u539f\u5740\uff09\n\n\u8bbf\u95ee\u5206\u673a\u65f6\uff0c\u5bc4\u5b58\u5668\u8d77\u59cb\u5730\u5740 = N\u00d7208\uff0b\u539f\u5740\uff0c\u5e27\u9996\u4ece\u673a\u5730\u5740\u8fd8\u662f 95\u3002\u4e0b\u9762\u7ed9 1~9 \u53f7\u5206\u673a\u5404\u4e00\u53f0\u7684\u300c\u8bfb\u5e93\u6e29\u300d\u300c\u5199\u5f00\u673a\u300d\u73b0\u6210\u5e27\uff1a\n\n\u5206\u673a\u53f7\u5e93\u6e29\u5730\u5740(\u5341\/\u5341\u516d)\u8bfb\u5e93\u6e29\u7684\u5b8c\u6574\u5e27\u5199\u5f00\u673a\u7684\u5b8c\u6574\u5e27\n\n1250 \/ 0x00FA`5F 03 00 FA 00 01 A9 45``5F 10 00 E9 00 01 02 00 28 00 D4`\n2458 \/ 0x01CA`5F 03 01 CA 00 01 A8 B6``5F 10 01 B9 00 01 02 00 28 1C 44`\n3666 \/ 0x029A`5F 03 02 9A 00 01 A8 E3``5F 10 02 89 00 01 02 00 28 2A B4`\n4874 \/ 0x036A`5F 03 03 6A 00 01 A9 2C``5F 10 03 59 00 01 02 00 28 29 E4`\n51082 \/ 0x043A`5F 03 04 3A 00 01 A8 49``5F 10 04 29 00 01 02 00 28 54 14`\n61290 \/ 0x050A`5F 03 05 0A 00 01 A9 BA``5F 10 04 F9 00 01 02 00 28 47 84`\n71498 \/ 0x05DA`5F 03 05 DA 00 01 A8 43``5F 10 05 C9 00 01 02 00 28 52 B4`\n81706 \/ 0x06AA`5F 03 06 AA 00 01 A9 DC``5F 10 06 99 00 01 02 00 28 6D E4`\n91914 \/ 0x077A`5F 03 07 7A 00 01 A9 D9``5F 10 07 69 00 01 02 00 28 69 D4`\n\n\u60f3\u8bfb\u5206\u673a\u7684\u5176\u4ed6\u53c2\u6570\uff0c\u5957\u516c\u5f0f\u5373\u53ef\u3002\u6bd4\u5982\u8bfb 3 \u53f7\u5206\u673a\u7684\u6545\u969c\u4fe1\u606f\uff08\u539f 202\uff09\u2192 3\u00d7208\uff0b202 = 826\uff080x033A\uff09\uff0c\u5e27 = `5F 03 03 3A 00 01 A9 3D`\u3002\u8bfb 5 \u53f7\u5206\u673a\u7684\u8fd0\u884c\u72b6\u6001\uff08\u539f 210\uff09\u2192 5\u00d7208\uff0b210 = 1250\uff080x04E2\uff09\uff0c\u5e27 = `5F 03 04 E2 00 01 28 72`\u3002\n\n## \u4e03\u3001\u6700\u5bb9\u6613\u8e29\u7684\u4e24\u4e2a\u5751\n\n**\u5751 1\uff1a\u8bbe\u4e86\u6e29\u5ea6\u4e0d\u751f\u6548\u3002**\u4e0d\u662f\u5199\u5b8c\u5c31\u5b8c\u4e8b\u3002\u6d41\u7a0b\u662f\uff1a\u5148\u5199 **89\uff08\u8bbe\u5b9a\u6e29\u5ea6\uff09**\uff0c\u518d\u5199 **25 = 42\uff08\u66f4\u65b0\u8bbe\u7f6e\uff09**\uff0c\u624b\u64cd\u5668\u624d\u628a\u65b0\u6e29\u5ea6\u8f7d\u5165\u8fd0\u884c\u3002\u53ea\u5199 89 \u4e0d\u5199 42\uff0c\u9762\u677f\u663e\u793a\u4e0d\u53d8\u3001\u673a\u5668\u7167\u65e7\u8dd1\u3002\u5206\u673a\u4e5f\u4e00\u6837\uff1a\u5148\u5199\u5206\u673a\u7684 89\uff08N\u00d7208\uff0b89\uff09\uff0c\u518d\u5199\u5206\u673a\u7684 25=42\uff08N\u00d7208\uff0b25\uff09\u3002\n\n**\u5751 2\uff1a\u5bc4\u5b58\u5668 25 \u662f\u6307\u4ee4\u53e3\uff0c\u4e09\u79cd\u5199\u6cd5\u522b\u6df7\u3002**40 \u5f00\u673a\u300141 \u5173\u673a\u300142 \u66f4\u65b0\u8bbe\u7f6e\uff0c\u5168\u662f\u5199 25 \u4f46\u5185\u5bb9\u4e0d\u540c\u3002\u800c\u4e14\u624b\u518c\u8bf4\u4e86\"\u4e0d\u53ef\u4ee5\u8fde\u7eed\u53d1\u540c\u4e00\u6307\u4ee4\u6570\u636e\"\uff0c\u6210\u529f\u53d1\u4e00\u6b21\u5c31\u884c\u3002\n\n## \u516b\u3001\u6545\u969c\u7801 \u2014\u2014 \u88681\uff08\u5bc4\u5b58\u5668 76\uff0c\u6309\u4f4d\uff09\n\n\u5bc4\u5b58\u5668 76 \u7684 16 \u4e2a bit\uff0c\u6bcf\u4e2a bit \u5bf9\u5e94\u4e00\u4e2a\u6545\u969c\u3002bit=0 \u6ca1\u6545\u969c\uff0cbit=1 \u6709\u6545\u969c\u3002\u6545\u969c\u6e05\u9664\u540e\u8be5\u4f4d\u4ecd\u4fdd\u6301 1\uff0c\u65ad\u7535\u624d\u6e05\u96f6\u3002\n\n\u4f4d\u6545\u969c\u5185\u5bb9\u4f4d\u6545\u969c\u5185\u5bb9\n\nbit0\u73af\u5883\u6e29\u5ea6\u4f20\u611f\u5668\u6545\u969cbit8\u4f4e\u538b1\u4f20\u611f\u5668\u6545\u969c\nbit1\u5e93\u6e29\u6e29\u5ea6\u4f20\u611f\u5668\u6545\u969cbit9\u9ad8\u538b1\u4f20\u611f\u5668\u6545\u969c\nbit2\u6392\u6c141\u4f20\u611f\u5668\u6545\u969cbit10\u4f4e\u538b2\u4f20\u611f\u5668\u6545\u969c\nbit3\u56de\u6c141\u4f20\u611f\u5668\u6545\u969cbit11\u9ad8\u538b2\u4f20\u611f\u5668\u6545\u969c\nbit4\u6392\u6c142\u4f20\u611f\u5668\u6545\u969cbit12\u538b\u7f29\u673a1\u5185\u4fdd\u62a4\nbit5\u56de\u6c142\u4f20\u611f\u5668\u6545\u969cbit13\u538b\u7f29\u673a2\u5185\u4fdd\u62a4\nbit6\u51fa\u6db2\u6e29\u5ea6\u4f20\u611f\u5668\u6545\u969cbit14\u7535\u673a1\u5185\u4fdd\u62a4\nbit7\u5e93\u6e292(\u6821\u6b63)\u4f20\u611f\u5668\u6545\u969cbit15\u7535\u673a2\u5185\u4fdd\u62a4\n\n## \u4e5d\u3001\u6545\u969c\u7801 \u2014\u2014 \u88682\uff08\u5bc4\u5b58\u5668 77\uff0c\u6309\u4f4d\uff09\n\n\u5bc4\u5b58\u5668 77 \u7684 16 \u4e2a bit\uff0c\u89c4\u5219\u540c\u88681\uff1abit=1 \u6709\u6545\u969c\uff0c\u65ad\u7535\u6e05\u96f6\u3002\n\n\u4f4d\u6545\u969c\u5185\u5bb9\u4f4d\u6545\u969c\u5185\u5bb9\n\nbit0\u6c34\u6cf5\u8fc7\u8f7d\u4fdd\u62a4bit81#\u9ad8\u538b\u62a5\u8b66\nbit1\u4f4e\u6c34\u4f4dbit92#\u4f4e\u538b\u62a5\u8b66\nbit2\u76f8\u5e8f\u6545\u969cbit102#\u9ad8\u538b\u62a5\u8b66\nbit3\u6c34\u6d411\u62a5\u8b66\u6216\u8fd0\u884c\u6a21\u5f0f\u8bbe\u7f6e\u9519\u8befbit111#\u6392\u6c14\u6e29\u5ea6\u62a5\u8b66\nbit4\u6c34\u6d412\u62a5\u8b66bit122#\u6392\u6c14\u6e29\u5ea6\u62a5\u8b66\nbit5\u7535\u6d411\u62a5\u8b66bit13\u9632\u51bb\u6e29\u5ea6\u62a5\u8b66\nbit6\u7535\u6d412\u62a5\u8b66bit14\u4f4e\u6c34\u6e29\u62a5\u8b66\nbit71#\u4f4e\u538b\u62a5\u8b66bit15\u9ad8\u6c34\u6e29\u62a5\u8b66\n\n## \u5341\u3001\u6545\u969c\u7801 \u2014\u2014 \u88683\uff08\u5bc4\u5b58\u5668 202\uff0c\u6309\u5e8f\u53f7\uff09\n\n\u5bc4\u5b58\u5668 202 \u8fd4\u56de\u7684\u503c\u5c31\u662f\u6545\u969c\u5e8f\u53f7\u672c\u8eab\uff0841~74\uff09\u3002\u8bfb\u56de\u6765\u662f 42 \u5c31\u8868\u793a\"\u5e93\u6e29\u6e29\u5ea6\u4f20\u611f\u5668\u6545\u969c\"\uff0c\u662f 66 \u5c31\u8868\u793a\"1#\u4f4e\u538b\u62a5\u8b66\"\u3002\u540c\u65f6\u53ea\u6709\u4e00\u4e2a\u6545\u969c\uff0c\u5982\u679c\u591a\u4e2a\u6545\u969c\u540c\u65f6\u5b58\u5728\uff0c\u8bfb\u56de\u6765\u7684\u662f\u4f18\u5148\u7ea7\u6700\u9ad8\u7684\u90a3\u4e2a\u5e8f\u53f7\u3002\n\n\u5e8f\u53f7\u6545\u969c\u5185\u5bb9\u5e8f\u53f7\u6545\u969c\u5185\u5bb9\n\n41\u73af\u5883\u6e29\u5ea6\u4f20\u611f\u5668\u6545\u969c58\u8fd0\u884c\u6a21\u5f0f\u9519\u8bef\n42\u5e93\u6e29\u6e29\u5ea6\u4f20\u611f\u5668\u6545\u969c59\u7535\u6d411\u8fc7\u5c0f\u62a5\u8b66\n43\u6392\u6c141\u4f20\u611f\u5668\u6545\u969c60\u4f4e\u6c34\u4f4d\n44\u56de\u6c141\u4f20\u611f\u5668\u6545\u969c61\u76f8\u5e8f\u6545\u969c\n45\u6392\u6c142\u4f20\u611f\u5668\u6545\u969c62\u6c34\u6d411\u62a5\u8b66\n46\u56de\u6c142\u4f20\u611f\u5668\u6545\u969c63\u6c34\u6d412\u62a5\u8b66\n47\u51fa\u6db2\u6e29\u5ea6\u4f20\u611f\u5668\u6545\u969c64\u7535\u6d411\u8fc7\u5927\u62a5\u8b66\n48\u5e93\u6e292(\u6821\u6b63)\u4f20\u611f\u5668\u6545\u969c65\u7535\u6d412\u62a5\u8b66\n49\u4f4e\u538b1\u4f20\u611f\u5668\u6545\u969c661#\u4f4e\u538b\u62a5\u8b66\n50\u9ad8\u538b1\u4f20\u611f\u5668\u6545\u969c671#\u9ad8\u538b\u62a5\u8b66\n51\u4f4e\u538b2\u4f20\u611f\u5668\u6545\u969c682#\u4f4e\u538b\u62a5\u8b66\n52\u9ad8\u538b2\u4f20\u611f\u5668\u6545\u969c692#\u9ad8\u538b\u62a5\u8b66\n53\u538b\u7f29\u673a1\u5185\u4fdd\u62a4701#\u6392\u6c14\u6e29\u5ea6\u62a5\u8b66\n54\u538b\u7f29\u673a2\u5185\u4fdd\u62a4712#\u6392\u6c14\u6e29\u5ea6\u62a5\u8b66\n55\u7535\u673a1\u5185\u4fdd\u62a472\u9632\u51bb\u6e29\u5ea6\u62a5\u8b66\n56\u7535\u673a2\u5185\u4fdd\u62a473\u4f4e\u6c34\u6e29\u62a5\u8b66\n57\u6c34\u6cf5\u8fc7\u8f7d\u4fdd\u62a474\u9ad8\u6c34\u6e29\u62a5\u8b66\n\n\u505a\u4e0a\u4f4d\u673a\u544a\u8b66\u65f6\uff0c\u5efa\u8bae\u540c\u65f6\u8bfb 76\/77\uff08\u5feb\u901f\u4f4d\u5224\u65ad\uff0c\u4e00\u6b21\u77e5\u9053\u54ea\u51e0\u7c7b\u6709\u6545\u969c\uff09\u548c 202\uff08\u5177\u4f53\u6545\u969c\u5e8f\u53f7\uff09\uff0c\u4e92\u76f8\u5370\u8bc1\u3002\n\n## \u5341\u4e00\u3001\u8fd0\u884c\u72b6\u6001\uff08\u5bc4\u5b58\u5668 210\uff09\n\n\u8bfb\u56de\u6765\u7684\u503c\u542b\u4e49\n\n0\u5173\u673a\n1\u5f00\u673a\n2\u5173\u673a\n5\u9664\u971c\n6\u5f00\u673a\n\n## \u5341\u4e8c\u3001\u8c03\u8bd5\u68c0\u67e5\u6e05\u5355\n\n- \u4e32\u53e3\u53c2\u6570\uff1a19200 \/ 8N1\uff0c\u522b\u586b\u6210 9600 \u6216\u6709\u6821\u9a8c\u3002\n- \u4ece\u673a\u5730\u5740\uff1a\u5e27\u9996\u5b57\u8282\u56fa\u5b9a 95\uff080x5F\uff09\u3002\n- \u4e3b\u673a\u7528\u88f8\u5730\u5740\uff1a\u76f4\u63a5\u586b 25\/41\/42\u2026\uff0c\u4e0d\u52a0\u504f\u79fb\u3002\n- \u5206\u673a\u7528\u504f\u79fb\u5730\u5740\uff1aN\u00d7208\uff0b\u539f\u5740\uff08N=1~9\uff09\uff0c\u5e27\u9996\u5b57\u8282\u8fd8\u662f 95\u3002\n- \u8f6e\u8be2\u95f4\u9694 > 100ms\uff1a\u5b83\u6536\u5b8c\u547d\u4ee4\u8981\u7b49 100ms \u624d\u56de\u3002\n- \u6570\u503c \u00f710\uff1a\u6e29\u5ea6\u7535\u6d41\u538b\u529b\u8bfb\u4e0a\u6765\u90fd\u662f\u653e\u5927 10 \u500d\u7684\u3002\n- CRC \u4f4e\u5b57\u8282\u5148\u53d1\uff1a\u6807\u51c6 Modbus RTU \u7b97\u6cd5\u3002\n- \u8bbe\u6e29\u53cc\u5e27\uff1a\u5199 89 \u4e4b\u540e\u52a1\u5fc5\u8865\u5199 25=42\uff0c\u5426\u5219\u4e0d\u751f\u6548\u3002\u5206\u673a\u4e5f\u4e00\u6837\uff0c\u5148\u5199 N\u00d7208\uff0b89\uff0c\u518d\u5199 N\u00d7208\uff0b25=42\u3002\n\n---\n*modbus.cn*\n"