"# \u7f8e\u7684\u7cbe\u5bc6\u673a\u623f\u7528\u7a7a\u8c03\u673a\u7ec4Modbus\u534f\u8bae\n\n> 2023-02-03 | 2026-06-30\n> https:\/\/www.modbus.cn\/en\/11558.html\n\n**\u8bbe\u5907\u5bc4\u5b58\u5668\u624b\u518c**\n\n---\n\n## **1\u3001\u6982\u8ff0**\n\n\u7f8e\u7684\u7cbe\u5bc6\u673a\u623f\u7528\u7a7a\u8c03\u673a\u7ec4\u9884\u7559RS485\u4e32\u884c\u63a5\u53e3\uff0c\u901a\u8fc7Modbus\u534f\u8bae\u7ed9\u76d1\u63a7\u7cfb\u7edf\u63d0\n\n\u4f9b\u7a7a\u8c03\u673a\u7ec4\u8fd0\u884c\u72b6\u6001\u4fe1\u606f\uff0c\u5728RS485\u7f51\u7edc\u4e2d\u4f5c\u4e3a\u4ece\u673a\u8282\u70b9\uff0c\u63d0\u4f9bRS485\u63a5\u53e3\u3002\n\n\u6b64\u534f\u8bae\u9002\u7528\u673a\u578bMAV006S\u3001MAV008S\u3001MAV008\u3001MAV008T\u3001MAV013T\u3001MAV018T\u3002\n\n## 2\u3001\u9009\u914d\u7269\u6599\n\n\u89c4\u683c\u578b\u53f7\u540d\u79f0\u54c1\u724cUT-204E485-232 \u8f6c\u6362\u5668\u4e09\u82af\u5c4f\u853d\u7ebfRS485 \u8fde\u63a5\u7ebf\u5ba2\u6237\u81ea\u5907\n\n## 3\u3001\u4f20\u8f93\u6a21\u5f0f\n\n\u7a7a\u8c03\u673a\u7ec4\u7684RS485\u4f20\u8f93\u6a21\u5f0f\u5982\u4e0b\uff1a\n\n\u6ce2\u7279\u7387\u6570\u636e\u4f4d\u6821\u9a8c\u4f4d\u505c\u6b62\u4f4d96008None2\n\n## 4\u3001\u5e27\u683c\u5f0f\n\n\u7a7a\u8c03\u673a\u7ec4\u652f\u6301Modbus\u534f\u8bae\u7684RTU\u5e27\u683c\u5f0f\u3002\u5982\u4e0b\uff1a\n\n\u5730\u5740\u529f\u80fd\u7801FC\u6570\u636eCRC1 byte1 byteN bytes2 bytes\n\n## 5\u3001\u5730\u5740\n\n\u7a7a\u8c03\u673a\u7ec4\u901a\u8baf\u7684\u5730\u5740(\u9ed8\u8ba4\u8fdc\u7a0b\u76d1\u63a7\u5730\u5740\u4e3a001)\u8303\u56f4\u4ece1\u5230255\u3002\u53ef\u4ee5\u901a\u8fc7\u624b\u64cd \u5668\u7684\u64cd\u4f5c\uff0c\u4fee\u6539\u8fdc\u7a0b\u76d1\u63a7\u5730\u5740\u3002\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/02\/1675437996-1675437971093-950x488.png)\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/02\/1675438037-1675438017568-950x212.png)\n\n## 6\u3001\u529f\u80fd\u7801FC\n\n\u652f\u6301\u5982\u4e0b\u529f\u80fd\u7801:\n\n\u529f\u80fd\u7801\u529f\u80fd\u8bf4\u660e01\u8bfb\u7ebf\u5708\u72b6\u6001\u8bfb\u7a7a\u8c03\u7684\u8fd0\u884c\u72b6\u6001\u548c\u544a\u8b66\u4fe1\u606f\u7b49\u79bb\u6563\u4fe1\u53f7\uff0c\u6bcfbit \u8868\u793a1 \u4e2a\u72b6\u6001\uff0c 1=ON\uff0c 0=OFF\uff0c \u6bcf\u4e2a\u5b57\u8282\u8868\u793a8 \u4e2a\u72b6 \u6001\uff0c \u4e0d\u591f8\u4f4d\uff0c \u5269\u4f59\u7684\u6dfb0\u3002\u4e00\u6b21\u6700\u591a\u53ef\u8bfb\u53d6200\u4e2a\u8fde \u7eed\u7684\u72b6\u6001\u3002\u8bfb0xxxx \u7c7b\u5bc4\u5b58\u5668\u300202\u8bfb\u8f93\u5165\u4f4d\u72b6\u6001\u8bfb\u7a7a\u8c03\u7684\u8fd0\u884c\u72b6\u6001\u548c\u544a\u8b66\u4fe1\u606f\u7b49\u79bb\u6563\u4fe1\u53f7\uff0c\u6bcfbit \u8868\u793a1 \u4e2a\u72b6\u6001\uff0c 1=ON\uff0c 0=OFF\uff0c \u6bcf\u4e2a\u5b57\u8282\u8868\u793a8 \u4e2a\u72b6 \u6001\uff0c \u4e0d\u591f8\u4f4d\uff0c \u5269\u4f59\u7684\u6dfb0\u3002\u4e00\u6b21\u6700\u591a\u53ef\u8bfb\u53d6200\u4e2a\u8fde \u7eed\u7684\u72b6\u6001\u3002\u8bfb1xxxx \u7c7b\u5bc4\u5b58\u5668\u300203\u8bfb\u4fdd\u6301\u5bc4\u5b58\u5668\u8bfb\u8bbe\u7f6e\u503c\u548c\u8fd0\u884c\u53c2\u6570\uff0c\u6bcf\u4e2a\u6570\u636e\u53602\u4e2a\u5b57\u8282\uff0c\u7b2c1\u4e2a \u5b57\u8282\u4e3a\u9ad8\u5b57\u8282\uff0c \u7b2c2\u4e2a\u5b57\u8282\u4e3a\u4f4e\u5b57\u8282\uff0c \u4e00\u6b21\u6700\u591a\u53ef\u8bfb 100\u4e2a\u8fde\u7eed\u7684\u5bc4\u5b58\u5668\u3002\u8bfb4xxxx \u5bc4\u5b58\u566804\u8bfb\u8f93\u5165\u5bc4\u5b58\u5668\u8bfb\u8bbe\u7f6e\u503c\u548c\u8fd0\u884c\u53c2\u6570\uff0c\u6bcf\u4e2a\u6570\u636e\u53602\u4e2a\u5b57\u8282\uff0c\u7b2c1\u4e2a \u5b57\u8282\u4e3a\u9ad8\u5b57\u8282\uff0c \u7b2c2\u4e2a\u5b57\u8282\u4e3a\u4f4e\u5b57\u8282\uff0c \u4e00\u6b21\u6700\u591a\u53ef\u8bfb 100\u4e2a\u8fde\u7eed\u7684\u5bc4\u5b58\u5668\u3002\u8bfb3xxxx \u5bc4\u5b58\u566805\u5199\u4f4d\u72b6\u6001\u5199\u4e00\u4e2a\u72b6\u6001\u63a7\u5236\u4f4d\uff0cON(0xFF00) \uff0cOFF(0x0000) \u3002 \u51990xxxx \u5bc4\u5b58\u566806\u5199\u5355\u4e2a\u5bc4\u5b58\u5668\u5199\u5165\u8fd0\u884c\u53c2\u6570\uff0c\u6bcf\u4e2a\u53c2\u6570\u53602\u4e2a\u5b57\u8282\uff0c\u7b2c1\u4e2a\u5b57\u8282\u4e3a \u9ad8\u5b57\u8282\uff0c\u7b2c2\u4e2a\u5b57\u8282\u4e3a\u4f4e\u5b57\u8282\u3002\u51994xxxx \u5bc4\u5b58\u5668\u3002\n\n## 7\u3001\u6570\u636e\n\n\u6570\u636e\u57df\u7684\u957f\u5ea6\u968f\u8bf7\u6c42\u548c\u54cd\u5e94\u7684\u547d\u4ee4\u7801\u4e0d\u540c\u800c\u4e0d\u540c\u3002\n\n## 8\u3001\u9519\u8bef\u6821\u9a8c\n\nModbus \u9519\u8bef\u6821\u9a8c\u91c7\u752816 bit(2 \u5b57\u8282)\u7684CRC (Cyclical Redundancy Check )\u6821\u9a8c\u3002\n\n## 9\u3001\u8fdc\u7a0b\u76d1\u63a7\u7f51\u7edc\u8fde\u63a5\n\n\u5982\u4e0b\u56fe\u6240\u793aRS485-PC\u7aef\u5df2\u7ecf\u8fde\u63a5\u597d\u4e09\u82af\u5c4f\u853d\u7ebf\u5230XT1\u7aef\u5b50\u5904(\u8be6\u7ec6\u8bf7\u67e5\u770b\u5ba4 \u5185\u673a\u63a5\u7ebf\u94ed\u724c),\u4f7f\u7528\u65f6\u6309A\u3001GND\u3001B\u63a5\u7ebf\uff0c \u6709\u6781\u6027\uff0c \u9700\u6b63\u786e\u8fde\u63a5(\u8c03\u8bd5\u65f6\u4e3b\u63a7\u677f\u5982\u00a0\u4e0d\u80fd\u6b63\u5e38\u901a\u4fe1\uff0c\u53ef\u5c06A\\B\u63a5\u7ebf\u5bf9\u8c03\u518d\u8bd5)\uff0cRS485\u8fde\u7ebf\u603b\u957f\u4e0d\u5e94\u8d85\u8fc71200\u7c73\u3002\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/02\/1675438146-1675438138155-950x923.png)\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/02\/1675438200-1675438192201-950x477.png)\n\n\u6ce8\u610f\uff1a\n\n1\u3001\u4e3a\u4fdd\u8bc1\u8bbe\u5907\u6b63\u5e38\u8fd0\u884c\uff0c\u4e0d\u80fd\u5bf9\u4fdd\u7559\u7684\u5730\u5740\u5199\u5165\u4efb\u4f55\u6570\u636e\u3002\n\n2\u3001\u4e0a\u4f4d\u673a\u8bbe\u7f6e\u53c2\u6570\uff0c \u82e5\u624b\u64cd\u5668\u663e\u793a\u7684\u5149\u6807\u505c\u7559\u5728\u9875\u9762\u4e2d\uff0c \u624b\u64cd\u5668\u9875\u9762\u663e\u793a\u7684\n\n\u4fe1\u606f\u4e0d\u4f1a\u5237\u65b0\uff0c\u5f53\u5149\u6807\u8fd4\u56de\u9875\u9762\u5de6\u4e0a\u89d2\u4f4d\u7f6e\u65f6\uff0c\u663e\u793a\u7684\u4fe1\u606f\u624d\u4f1a\u5237\u65b0\u3002\n\n\u88681 \u6570\u5b57\u91cf\n\n\u63cf\u8ff0\u72b6\u6001 ON\/OFF\u9875\u9762\u7d22\u5f15MODBUSTYPE\u8fdc\u7a0b\u5f00\/\u5173\u673a\u529f\u80fd\u542f\u7528\/\u5173\u95edD81R\/W\u4fdd\u7559--2- 16R\u5141\u8bb8\u4e3b\u673a\u63a7\u5236\u529f\u80fd\u542f\u7528\/\u5173\u95edN517R\/W\u5f00\/\u5173\u673a\u65f6\u95f4\u6bb5\u8bbe\u70b9\u542f\u7528\/\u5173\u95edZ118R\/W\u6e29\u5ea6\u65f6\u95f4\u6bb5\u8bbe\u70b9\u542f\u7528\/\u5173\u95edZ119R\/W\u6e7f\u5ea6\u65f6\u95f4\u6bb5\u8bbe\u70b9\u542f\u7528\/\u5173\u95edZ120R\/W\u9ad8\u6e29\u540c\u5f00\u529f\u80fd\u542f\u7528\/\u5173\u95edN7\/U021R\/W\u4f4e\u6e29\u540c\u5f00\u529f\u80fd\u542f\u7528\/\u5173\u95edN8\/U022R\/W\u6309\u952e\u5f00\/\u5173\u673a\u529f\u80fd\u542f\u7528\/\u5173\u95edD823R\/W\u4fdd\u7559--24-36R\u5f3a\u5236\u5236\u51b7\u529f\u80fd\u542f\u7528\/\u5173\u95edD837R\/W\u8ba1\u7b97\u673a\u7ba1\u7406\u5458\u590d\u4f4d\u62a5\u8b66\u62a5\u8b66\/\u590d\u4f4d-38R\/W\u8ba1\u7b97\u673a\u7ba1\u7406\u5458\u5f00\/\u5173\u673a\u7ec4\u5f00\u542f\/\u5173\u95ed-39R\/W\u4fdd\u7559--40R\u5236\u51b7\u6a21\u5f0f\u8fdb\u5165\/\u9000\u51faM141R\u5236\u70ed\u6a21\u5f0f\u8fdb\u5165\/\u9000\u51faM142R\u52a0\u6e7f\u6a21\u5f0f\u8fdb\u5165\/\u9000\u51faM143R\u9664\u6e7f\u6a21\u5f0f\u8fdb\u5165\/\u9000\u51faM144R\u51fa\u98ce\u9650\u5236\u6a21\u5f0f\u8fdb\u5165\/\u9000\u51faM245R\u9664\u6e7f\u9650\u5236\u6a21\u5f0f\u8fdb\u5165\/\u9000\u51faM246R\u9664\u6e7f\u6e29\u5ea6\u8865\u507f\u6a21\u5f0f\u8fdb\u5165\/\u9000\u51faM247R\n\n\u63cf\u8ff0\u72b6\u6001 ON\/OFF\u9875\u9762\u7d22\u5f15MODBUSTYPE\u5185\u98ce\u673a\u5f00\u542f\/\u5173\u95edS748R\u538b\u7f29\u673a 1\u5f00\u542f\/\u5173\u95edS849R\u538b\u7f29\u673a 2(\u9884\u7559)\u5f00\u542f\/\u5173\u95edS850R\u7535\u52a0\u70ed 1\u5f00\u542f\/\u5173\u95edS851R\u7535\u52a0\u70ed 2\u5f00\u542f\/\u5173\u95edS852R\u9664\u6e7f\u5f00\u542f\/\u5173\u95edS753R\u52a0\u6e7f\u5f00\u542f\/\u5173\u95edS754R\u62a5\u8b66\u8f93\u51fa\u72b6\u6001\u5f00\u542f\/\u5173\u95edS755R\u8fdc\u7a0b\u5f00\/\u5173(\u673a)\u5173\u95ed\/\u5f00\u542fS456R\u7f3a\u76f8\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38-57R\u7535\u538b\u8fc7\u4f4e\/\u9ad8\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38S658R\u70df\u611f\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38S559R\u706b\u611f\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38S560R\u6f0f\u6c34\u62a5\u8b66\u6b63\u5e38\/\u62a5\u8b66S561R\u7a7a\u6c14\u6d41\u91cf\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38S362R\u98ce\u673a\u8fc7\u8f7d\u62a5\u8b66\/\u6b63\u5e38S363R\u4e3b\u63a7\u5668 EEPROM \u6545\u969c\u62a5\u8b66\/\u6b63\u5e38-64R\u538b\u7f29\u673a 1 \u9ad8\u538b\/\u8fc7\u8f7d\u62a5\u8b66\/\u6b63\u5e38S065R\u538b\u7f29\u673a 1 \u4f4e\u538b\u62a5\u8b66\/\u6b63\u5e38S166R\u538b\u7f29\u673a 2 \u9ad8\u538b\/\u8fc7\u8f7d(\u9884\u7559)\u62a5\u8b66\/\u6b63\u5e38S067R\u538b\u7f29\u673a 2 \u4f4e\u538b(\u9884\u7559)\u62a5\u8b66\/\u6b63\u5e38S168R\u52a0\u70ed\u5668 1 \u8fc7\u8f7d\u62a5\u8b66\/\u6b63\u5e38S369R\u52a0\u70ed\u5668 2 \u8fc7\u8f7d\u62a5\u8b66\/\u6b63\u5e38S370R\u538b\u7f29\u673a 1 \u542f\u52a8\u9ad8\u538b\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38-71R\u6392\u6c14\u6e29\u5ea6\u4fdd\u62a4 1\u62a5\u8b66\/\u6b63\u5e38S172R\u6392\u6c14\u6e29\u5ea6\u4fdd\u62a4 2(\u9884\u7559)\u62a5\u8b66\/\u6b63\u5e38S173R\u52a0\u6e7f\u5668\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38S474R\u7528\u6237\u81ea\u5b9a\u4e49\u62a5\u8b66 1\u62a5\u8b66\/\u6b63\u5e38S575R\u5916\u673a\u88ab\u76d7\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38S476R\u5ba4\u5185\u9ad8\u6e29\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38-77R\u5ba4\u5185\u4f4e\u6e29\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38-78R\u9ad8\u6e7f\u5ea6\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38-79R\u4f4e\u6e7f\u5ea6\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38-80R\u7a7a\u6c14\u8fc7\u6ee4\u5668\u810f\u5835\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38S481R\u98ce\u673a\u8fd0\u884c\u65f6\u95f4\u8d85\u65f6\u62a5\u8b66\/\u6b63\u5e38-82R\u4fdd\u7559--83-84R\u52a0\u6e7f\u5668\u8fd0\u884c\u65f6\u95f4\u8d85\u65f6\u62a5\u8b66\/\u6b63\u5e38-85R\u8fc7\u6ee4\u7f51\u7ef4\u62a4\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38-86R\u5ba4\u5185\u6e29\u5ea6\u63a2\u5934\u6545\u969c\u62a5\u8b66\/\u6b63\u5e38-87R\u5ba4\u5185\u6e7f\u5ea6\u63a2\u5934\u6545\u969c\u62a5\u8b66\/\u6b63\u5e38-88R\u51fa\u98ce\u6e29\u5ea6\u63a2\u5934\u6545\u969c\u62a5\u8b66\/\u6b63\u5e38-89R\n\n\u63cf\u8ff0\u72b6\u6001 ON\/OFF\u9875\u9762\u7d22\u5f15MODBUSTYPE\u6392\u6c14\u6e29\u5ea6\u63a2\u5934 1 \u6545\u969c\u62a5\u8b66\/\u6b63\u5e38-90R\u6392\u6c14\u6e29\u5ea6\u63a2\u5934 2 \u6545\u969c(\u9884\u7559)\u62a5\u8b66\/\u6b63\u5e38-91R\u84b8\u53d1\u5668\u7ba1\u6e29\u63a2\u5934\u6545\u969c\u62a5\u8b66\/\u6b63\u5e38-92R\u538b\u529b\u63a2\u5934 1 \u6545\u969c(\u9884\u7559)\u62a5\u8b66\/\u6b63\u5e38-93R\u538b\u529b\u63a2\u5934 2 \u6545\u969c(\u9884\u7559)\u62a5\u8b66\/\u6b63\u5e38-94R\u76d8\u7ba1\u51bb\u7ed3\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38-95R\u4fdd\u7559--96R\u538b\u7f29\u673a 1 \u7535\u6d41\u8fc7\u9ad8\u62a5\u8b66\u62a5\u8b66\/\u6b63\u5e38-97R\u4fdd\u7559--98R\u6392\u6c14\u538b\u529b 1 \u9ad8\u538b\u62a5\u8b66(\u9884\u7559)\u62a5\u8b66\/\u6b63\u5e38-99R\u6392\u6c14\u538b\u529b 2 \u9ad8\u538b\u62a5\u8b66(\u9884\u7559)\u62a5\u8b66\/\u6b63\u5e38-100R\u4fdd\u7559--101- 105R\u4e3b\u673a\/\u4ece\u673a 2 \u901a\u4fe1\u6545\u969c\u62a5\u8b66\/\u6b63\u5e38-106R\u4e3b\u673a\/\u4ece\u673a 3 \u901a\u4fe1\u6545\u969c\u62a5\u8b66\/\u6b63\u5e38-107R\u4e3b\u673a\/\u4ece\u673a 4 \u901a\u4fe1\u6545\u969c\u62a5\u8b66\/\u6b63\u5e38-108R\u4e3b\u673a\/\u4ece\u673a 5 \u901a\u4fe1\u6545\u969c\u62a5\u8b66\/\u6b63\u5e38-109R\u4e3b\u673a\/\u4ece\u673a 6 \u901a\u4fe1\u6545\u969c\u62a5\u8b66\/\u6b63\u5e38-110R\u4e3b\u673a\/\u4ece\u673a 7 \u901a\u4fe1\u6545\u969c\u62a5\u8b66\/\u6b63\u5e38-111R\u4e3b\u673a\/\u4ece\u673a 8 \u901a\u4fe1\u6545\u969c\u62a5\u8b66\/\u6b63\u5e38-112R\u4fdd\u7559--113 \u663e\u793a\u5c4f EEPROM  \u6545\u969c\u62a5\u8b66\/\u6b63\u5e38-114R\n\n\u88682 \u6a21\u62df\u91cf\n\n\u63cf\u8ff0\u8303 \u56f4\u9875\u9762\u7d22\u5f15MODBUSTYPE\u6e29\u5ea6\u8bbe\u70b917.0~40.0\u2103D11R\/W\u65f6\u533a \u6e29\u5ea6\u5b9e\u9645\u8bbe\u70b917.0~40.0\u2103D02R\u6e7f\u5ea6\u8bbe\u70b930.0~70.0\uff05D13R\/W\u65f6\u533a \u6e7f\u5ea6\u5b9e\u9645\u8bbe\u70b930.0~70.0\uff05D04R\u6e29\u5ea6\u6b7b\u533a00.0~20.0\u2103D45R\/W\u5236\u51b7\u504f\u5dee00.0~20.0\u2103D46R\/W\u5236\u70ed\u504f\u5dee00.0~20.0\u2103D47R\/W\u52a0\u6e7f\u504f\u5dee00.0~90.0\uff05D58R\/W\u9664\u6e7f\u504f\u5dee00.0~90.0\uff05D59R\/W\u6e29\u5ea6\u8bbe\u70b9\u6700\u5c0f\u503c17.0~40.0\u2103D210R\/W\u6e29\u5ea6\u8bbe\u70b9\u6700\u5927\u503c17.0~40.0\u2103D211R\/W\u6e7f\u5ea6\u8bbe\u70b9\u6700\u5c0f\u503c20.0~100.0\uff05D312R\/W\u6e7f\u5ea6\u8bbe\u70b9\u6700\u5927\u503c20.0~100.0\uff05D313R\/W\u4fdd\u7559---14- 15R\u9ad8\u6e29\u540c\u5f00\u503c00.0~40.0\u2103N716R\/W\u4f4e\u6e29\u540c\u5f00\u503c00.0~40.0\u2103N817R\/W\u5ba4\u5185\u9ad8\u6e29\u62a5\u8b66\u503c00.0~90.0\u2103D618R\/W\n\n\u63cf\u8ff0\u8303 \u56f4\u9875\u9762\u7d22\u5f15MODBUSTYPE\u5ba4\u5185\u4f4e\u6e29\u62a5\u8b66\u503c00.0~90.0\u2103D619R\/W\u9ad8\u6e7f\u5ea6\u62a5\u8b66\u503c00.0~100.0\uff05D720R\/W\u4f4e\u6e7f\u5ea6\u62a5\u8b66\u503c00.0~100.0\uff05D721R\/W\u4fdd\u7559---22-24R\u9ad8\u6e29\u540c\u5f00\u56de\u5dee00.0~20.0\u2103N725R\/W\u4f4e\u6e29\u540c\u5f00\u56de\u5dee00.0~20.0\u2103N826R\/W\u4fdd\u7559---27-33R\u7b2c 1 \u65f6\u533a \u6e29\u5ea6\u8bbe\u70b917.0~40.0\u2103Z534R\/W\u7b2c 2 \u65f6\u533a \u6e29\u5ea6\u8bbe\u70b917.0~40.0\u2103Z535R\/W\u7b2c 3 \u65f6\u533a \u6e29\u5ea6\u8bbe\u70b917.0~40.0\u2103Z636R\/W\u7b2c 4 \u65f6\u533a \u6e29\u5ea6\u8bbe\u70b917.0~40.0\u2103Z637R\/W\u7b2c 1 \u65f6\u533a \u6e7f\u5ea6\u8bbe\u70b930.0~70.0\uff05Z738R\/W\u7b2c 2 \u65f6\u533a \u6e7f\u5ea6\u8bbe\u70b930.0~70.0\uff05Z739R\/W\u7b2c 3 \u65f6\u533a \u6e7f\u5ea6\u8bbe\u70b930.0~70.0\uff05Z840R\/W\u7b2c 4 \u65f6\u533a \u6e7f\u5ea6\u8bbe\u70b930.0~70.0\uff05Z841R\/W\u4fdd\u7559---42-48R\u73af\u5883\u6e29\u5ea6 C0\/M049R\u73af\u5883\u6e7f\u5ea6 C0\/M050R\u51fa\u98ce\u6e29\u5ea6 C051R\u4fdd\u7559---52-54R\u52a0\u6e7f\u5668\u63a7\u5236\u7535\u538b\u503c00.0~10.0VSa55R\u4fdd\u7559---56R\u5185\u98ce\u673a\u63a7\u5236\u7535\u538b\u503c00.0~10.0VSa57R\u5916\u98ce\u673a 1 \u63a7\u5236\u7535\u538b\u503c(\u9884\u7559)00.0~10.0VSb58R\u51b7\u51dd\u538b\u529b 1 (\u9884\u7559) Sb59R\u5916\u98ce\u673a 2 \u63a7\u5236\u7535\u538b\u503c(\u9884\u7559)00.0~10.0VSc60R\u51b7\u51dd\u538b\u529b 2(\u9884\u7559) Sc61R\u4fdd\u7559---62R\n\n\u88683 \u6574\u578b\u91cf\n\n\u63cf\u8ff0\u8303 \u56f4\u9875\u9762\u7d22\u5f15MODBUSTYPE\u98ce\u673a\u8fd0\u884c\u65f6\u95f40~65535hourY063R\u538b\u7f29\u673a 1 \u8fd0\u884c\u65f6\u95f40~65535hourY064R\u538b\u7f29\u673a 2 \u8fd0\u884c\u65f6\u95f4(\u9884\u7559)0~65535hourY065R\u7535\u52a0\u70ed 1 \u8fd0\u884c\u65f6\u95f40~65535hourY166R\u7535\u52a0\u70ed 2 \u8fd0\u884c\u65f6\u95f40~65535hourY167R\u52a0\u6e7f\u5668\u8fd0\u884c\u65f6\u95f40~65535hourY168R\u4fdd\u7559---69-88R\u8f6e\u503c\u7c7b\u578b(0 \u81ea\u52a8\/1 \u5c0f\u65f6\/2 \u65f6\u533a)00~02U089R\u4fdd\u7559---90-94R\u8bbe\u5907\u5730\u5740(\u4e0a\u4f4d\u673a\u76d1\u63a7)001~255N095R\/W\n\n\u63cf\u8ff0\u8303 \u56f4\u9875\u9762\u7d22\u5f15MODBUSTYPE\u4fdd\u7559---96-97R\u7b2c 1 \u65f6\u533a \u6e29\u5ea6\u8bbe\u5b9a \u5c0f\u65f600~23 (BCD)Z598R\/W\u7b2c 1 \u65f6\u533a \u6e29\u5ea6\u8bbe\u5b9a \u5206\u949f00~59 (BCD)Z599R\/W\u7b2c 2 \u65f6\u533a \u6e29\u5ea6\u8bbe\u5b9a \u5c0f\u65f600~23 (BCD)Z5100R\/W\u7b2c 2 \u65f6\u533a \u6e29\u5ea6\u8bbe\u5b9a \u5206\u949f00~59 (BCD)Z5101R\/W\u7b2c 3 \u65f6\u533a \u6e29\u5ea6\u8bbe\u5b9a \u5c0f\u65f600~23 (BCD)Z6102R\/W\u7b2c 3 \u65f6\u533a \u6e29\u5ea6\u8bbe\u5b9a \u5206\u949f00~59 (BCD)Z6103R\/W\u7b2c 4 \u65f6\u533a \u6e29\u5ea6\u8bbe\u5b9a \u5c0f\u65f600~23 (BCD)Z6104R\/W\u7b2c 4 \u65f6\u533a \u6e29\u5ea6\u8bbe\u5b9a \u5206\u949f00~59 (BCD)Z6105R\/W\u7b2c 1 \u65f6\u533a \u6e7f\u5ea6\u8bbe\u5b9a \u5c0f\u65f600~23 (BCD)Z7106R\/W\u7b2c 1 \u65f6\u533a \u6e7f\u5ea6\u8bbe\u5b9a \u5206\u949f00~59 (BCD)Z7107R\/W\u7b2c 2 \u65f6\u533a \u6e7f\u5ea6\u8bbe\u5b9a \u5c0f\u65f600~23 (BCD)Z7108R\/W\u7b2c 2 \u65f6\u533a \u6e7f\u5ea6\u8bbe\u5b9a \u5206\u949f00~59 (BCD)Z7109R\/W\u7b2c 3 \u65f6\u533a \u6e7f\u5ea6\u8bbe\u5b9a \u5c0f\u65f600~23 (BCD)Z8110R\/W\u7b2c 3 \u65f6\u533a \u6e7f\u5ea6\u8bbe\u5b9a \u5206\u949f00~59 (BCD)Z8111R\/W\u7b2c 4 \u65f6\u533a \u6e7f\u5ea6\u8bbe\u5b9a \u5c0f\u65f600~23 (BCD)Z8112R\/W\u7b2c 4 \u65f6\u533a \u6e7f\u5ea6\u8bbe\u5b9a \u5206\u949f00~59 (BCD)Z8113R\/W\u5f00\u673a\u65f6\u533a F1- 1  \u5c0f\u65f600~23 (BCD)Z2114R\/W\u5f00\u673a\u65f6\u533a F1- 1  \u5206\u949f00~59 (BCD)Z2115R\/W\u5173\u673a\u65f6\u533a F1- 1  \u5c0f\u65f600~23 (BCD)Z2116R\/W\u5173\u673a\u65f6\u533a F1- 1  \u5206\u949f00~59 (BCD)Z2117R\/W\u5f00\u673a\u65f6\u533a F1-2  \u5c0f\u65f600~23 (BCD)Z2118R\/W\u5f00\u673a\u65f6\u533a F1-2  \u5206\u949f00~59 (BCD)Z2119R\/W\u5173\u673a\u65f6\u533a F1-2  \u5c0f\u65f600~23 (BCD)Z2120R\/W\u5173\u673a\u65f6\u533a F1-2  \u5206\u949f00~59 (BCD)Z2121R\/W\u5f00\u673a\u65f6\u533a F2      \u5c0f\u65f600~23 (BCD)Z2122R\/W\u5f00\u673a\u65f6\u533a F2      \u5206\u949f00~59 (BCD)Z2123R\/W\u5173\u673a\u65f6\u533a F2      \u5c0f\u65f600~23 (BCD)Z2124R\/W\u5173\u673a\u65f6\u533a F2      \u5206\u949f00~59 (BCD)Z2125R\/W\u5f00\u5173\u673a\u65f6\u533a \u661f\u671f\u4e0001~04Z4126R\/W\u5f00\u5173\u673a\u65f6\u533a \u661f\u671f\u4e8c01~04Z4127R\/W\u5f00\u5173\u673a\u65f6\u533a \u661f\u671f\u4e0901~04Z4128R\/W\u5f00\u5173\u673a\u65f6\u533a \u661f\u671f\u56db01~04Z4129R\/W\u5f00\u5173\u673a\u65f6\u533a \u661f\u671f\u4e9401~04Z4130R\/W\u5f00\u5173\u673a\u65f6\u533a \u661f\u671f\u516d01~04Z4131R\/W\u5f00\u5173\u673a\u65f6\u533a \u661f\u671f\u65e501~04Z4132R\/W\u4fdd\u7559---133- 168R\u673a\u7ec4\u72b6\u6001 M0169R\/W\u4fdd\u7559---170R\u5206\u949f00~59 (BCD)M0\/Z0171R\/W\u5c0f\u65f600~23 (BCD)M0\/Z0172R\/W\n\n\u63cf\u8ff0\u8303 \u56f4\u9875\u9762\u7d22\u5f15MODBUSTYPE\u661f\u671f01~07 (BCD)Z0173R\u65e501~31 (BCD)M0\/Z0174R\/W\u670801~12 (BCD)M0\/Z0175R\/W\u5e7400~99 (BCD)M0\/Z0176R\/W\n\n\u6ce8\u610f\uff1a\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/02\/1675438310-1675438303208-950x271.png)\n\n\u9644\u5f552\u00a0\u00a0CRC\u6821\u9a8c\u7b97\u6cd5\n\n```\nconst\u00a0unsigned8bit\u00a0ModbusCRCHi[] =\n\n{\n\n0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,\n\n0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,\n\n0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,0x01,0xc0,\n\n0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,\n\n0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x00,0xc1,\n\n0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,0x80,0x41,\n\n0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x00,0xc1,\n\n0x81,0x40,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,\n\n0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,\n\n0x80,0x41,0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,\n\n0x01,0xc0,0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,\n\n0x81,0x40,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,\n\n0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,\n\n0x80,0x41,0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,\n\n0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,\n\n0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,\n\n0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,\n\n0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,\n\n0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,0x01,0xc0,\n\n0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,\n\n0x01,0xc0,0x80,0x41,0x00,0xc1,0x81,0x40,0x01,0xc0,\n\n0x80,0x41,0x00,0xc1,0x81,0x40,0x00,0xc1,0x81,0x40,\n\n0x01,0xc0,0x80,0x41,0x01,0xc0,0x80,0x41,0x00,0xc1,\n\n0x81,0x40,0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,\n\n0x00,0xc1,0x81,0x40,0x01,0xc0,0x80,0x41,0x01,0xc0,\n\n0x80,0x41,0x00,0xc1,0x81,0x40\n\n};\n\nconst\u00a0unsigned8bit\u00a0ModbusCRCLo[] =\n\n{\n\n0x00,0xc0,0xc1,0x01,0xc3,0x03,0x02,0xc2,0xc6,0x06,\n\n0x07,0xc7,0x05,0xc5,0xc4,0x04,0xcc,0x0c,0x0d,0xcd,\n\n0x0f,0xcf,0xce,0x0e,0x0a,0xca,0xcb,0x0b,0xc9,0x09,\n\n0x08,0xc8,0xd8,0x18,0x19,0xd9,0x1b,0xdb,0xda,0x1a,\n\n0x1e,0xde,0xdf,0x1f,0xdd,0x1d,0x1c,0xdc,0x14,0xd4,\n\n0xd5,0x15,0xd7,0x17,0x16,0xd6,0xd2,0x12,0x13,0xd3,\n\n0x11,0xd1,0xd0,0x10,0xf0,0x30,0x31,0xf1,0x33,0xf3,\n\n0xf2,0x32,0x36,0xf6,0xf7,0x37,0xf5,0x35,0x34,0xf4,\n\n0x3c,0xfc,0xfd,0x3d,0xff,0x3f,0x3e,0xfe,0xfa,0x3a,\n\n0x3b,0xfb,0x39,0xf9,0xf8,0x38,0x28,0xe8,0xe9,0x29,\n\n0xeb,0x2b,0x2a,0xea,0xee,0x2e,0x2f,0xef,0x2d,0xed,\n\n0xec,0x2c,0xe4,0x24,0x25,0xe5,0x27,0xe7,0xe6,0x26,\n\n0x22,0xe2,0xe3,0x23,0xe1,0x21,0x20,0xe0,0xa0,0x60,\n\n0x61,0xa1,0x63,0xa3,0xa2,0x62,0x66,0xa6,0xa7,0x67,\n\n0xa5,0x65,0x64,0xa4,0x6c,0xac,0xad,0x6d,0xaf,0x6f,\n\n0x6e,0xae,0xaa,0x6a,0x6b,0xab,0x69,0xa9,0xa8,0x68,\n\n0x78,0xb8,0xb9,0x79,0xbb,0x7b,0x7a,0xba,0xbe,0x7e,\n\n0x7f,0xbf,0x7d,0xbd,0xbc,0x7c,0xb4,0x74,0x75,0xb5,\n\n0x77,0xb7,0xb6,0x76,0x72,0xb2,0xb3,0x73,0xb1,0x71,\n\n0x70,0xb0,0x50,0x90,0x91,0x51,0x93,0x53,0x52,0x92,\n\n0x96,0x56,0x57,0x97,0x55,0x95,0x94,0x54,0x9c,0x5c,\n\n0x5d,0x9d,0x5f,0x9f,0x9e,0x5e,0x5a,0x9a,0x9b,0x5b,\n\n0x99,0x59,0x58,0x98,0x88,0x48,0x49,0x89,0x4b,0x8b,\n\n0x8a,0x4a,0x4e,0x8e,0x8f,0x4f,0x8d,0x4d,0x4c,0x8c,\n\n0x44,0x84,0x85,0x45,0x87,0x47,0x46,0x86,0x82,0x42,\n\n0x43,0x83,0x41,0x81,0x80,0x40\n\n};\n\nunsigned16bit\u00a0ModbusCRC16(\u00a0unsigned8bit *puchMsg, unsigned16bit len) {\n\nunsigned8bit\u00a0hi\u00a0=\u00a00xff;\n\nunsigned8bit\u00a0lo\u00a0=\u00a00xff;\n\nunsigned8bit\u00a0i;\n\nunsigned16bit crc;\n\nwhile(len--)\n\n{\n\ni\u00a0= hi\u00a0^\u00a0*puchMsg++;\n\nhi\u00a0= lo ^ ModbusCRCHi [ i ];\n\nlo =ModbusCRCLo\u00a0[ i\u00a0];\n\n}\n\ncrc\u00a0= hi;\n\ncrc <<= 8;\n\ncrc\u00a0+= lo;\n\nreturn\u00a0crc;\n\n}\n```\n\n## **\u9644\u5f553 MODBUS RTU \u5e27\u4e3e\u4f8b**\n\n\u4e0b\u9762\u4e3e\u4f8b\u8bf4\u660e\u7a7a\u8c03\u673a\u7ec4\u5178\u578b\u7684Q\/R\u5e27\u4ea4\u4e92\u8fc7\u7a0b\uff0c \u4e00\u6b21\u901a\u8baf\u7531\u4e3b\u7ad9\u53d1\u8d77\uff0c \u4e3b\u7ad9\u53d1 \u9001\u67e5\u8be2\u8bf7\u6c42\u5e27\uff0c\u7a7a\u8c03\u673a\u7ec4\u6839\u636e\u4e3b\u7ad9\u7684\u67e5\u8be2\u5e27\uff0c\u4ee5\u76f8\u5e94\u7684\u6570\u636e\u53d1\u9001\u54cd\u5e94\u5e27\u3002     1\u3001\u529f\u80fd\u780101\u8bfb\u7ebf\u5708\u72b6\u6001\n\n\u8bf7\u6c42\u4ece\u673a\u8bbe\u590701\u8bfb20-40\u7ebf\u5708\u3002\n\n01\u67e5\u8be2\u8bf7\u6c42\u7a7a\u8c03\u673a\u7ec4\u5730\u574001HFC01H\u8d77\u59cb\u5bc4\u5b58\u5668\u9ad8\u5b57\u828200H\u8d77\u59cb\u5bc4\u5b58\u5668\u4f4e\u5b57\u828213H\u8bfbbit\u6570\u9ad8\u5b57\u828200H\u8bfbbit\u6570\u4f4e\u5b57\u828215HCRC\u9ad8\u5b57\u82820CHCRC\u4f4e\u5b57\u828200H\n\n01\u8bf7\u6c42\u54cd\u5e94\u7a7a\u8c03\u673a\u7ec4\u5730\u574001HFC01H\u54cd\u5e94\u6570\u636e\u5b57\u8282\u657003HByte 0 ( Coils 27-20 )FEHByte 1 ( Coils 35-28 )4EHByte 2 ( Coils 43-36 )0AHCRC\u9ad8\u5b57\u8282E8HCRC\u4f4e\u5b57\u828219H\n\n\u7ebf\u5708 27-20 \u7684\u72b6\u6001\u7528 FEH \u8868\u793a\uff0c\u6700\u540e\u4e00\u4e2a\u6570\u636e\u5b57\u8282\u4e2d\uff0c40-36 \u7ebf\u5708\u7684\u72b6\u6001\u4e3a 0AH\uff0c\u5176\u72b6\u6001\u5206\u522b\u4e3a OFF-ON-OFF-ON-OFF\uff0c\u6ce8\u610f 3 \u4e2a\u5269\u4f59\u4f4d\u5168\u90e8\u586b 0\u3002\n\n2\u3001\u529f\u80fd\u780102\u8bfb\u8f93\u5165\u4f4d\u72b6\u6001\n\n\u8bf7\u6c42\u8bfb\u4ece\u673a\u8bbe\u590701\u7684117-138\u7684\u8f93\u5165\u4f4d\u72b6\u6001\u3002\n\n02\u67e5\u8be2\u8bf7\u6c42\u7a7a\u8c03\u673a\u7ec4\u5730\u574001HFC02H\u8d77\u59cb\u5bc4\u5b58\u5668\u9ad8\u5b57\u828200H\u8d77\u59cb\u5bc4\u5b58\u5668\u4f4e\u5b57\u828274H\u8bfbbit\u6570\u9ad8\u5b57\u828200H\u8bfbbit\u6570\u4f4e\u5b57\u828216HCRC\u9ad8\u5b57\u8282B9HCRC\u4f4e\u5b57\u8282DEH\n\n02\u8bf7\u6c42\u54cd\u5e94\u7a7a\u8c03\u673a\u7ec4\u5730\u574001HFC02H\u54cd\u5e94\u6570\u636e\u5b57\u8282\u657003HByte 0 ( Coils 124-117 )20HByte 1 ( Coils 132-125 )0BHByte 2 ( Coils 138-133 )00HCRC\u9ad8\u5b57\u82827EHCRC\u4f4e\u5b57\u8282B4H\n\n3\u3001\u529f\u80fd\u780103\u8bfb\u4fdd\u6301\u5bc4\u5b58\u5668\n\n\u8bf7\u6c42\u8bfb\u4ece\u673a\u8bbe\u590701\u768410-11\u7684\u5bc4\u5b58\u5668\u72b6\u6001\u3002\n\n03\u67e5\u8be2\u8bf7\u6c42\u7a7a\u8c03\u673a\u7ec4\u5730\u574001HFC03H\u8d77\u59cb\u5bc4\u5b58\u5668\u9ad8\u5b57\u828200H\u8d77\u59cb\u5bc4\u5b58\u5668\u4f4e\u5b57\u828209H\u8bfb\u5bc4\u5b58\u5668\u6570\u91cf\u9ad8\u5b57\u828200H\u8bfb\u5bc4\u5b58\u5668\u6570\u91cf\u4f4e\u5b57\u828202HCRC\u9ad8\u5b57\u828214HCRC\u4f4e\u5b57\u828209H\n\n03\u8bf7\u6c42\u54cd\u5e94\u7a7a\u8c03\u673a\u7ec4\u5730\u574001HFC03H\u54cd\u5e94\u6570\u636e\u5b57\u8282\u657004H\u6570\u636e 0 \u9ad8\u5b57\u8282( 108 )00H\u6570\u636e 0 \u4f4e\u5b57\u8282( 108 )ACH\u6570\u636e 1 \u9ad8\u5b57\u8282( 109 )01H\u6570\u636e 1 \u9ad8\u5b57\u8282( 109 )90HCRC\u9ad8\u5b57\u82823BHCRC\u4f4e\u5b57\u8282EEH\n\n4\u3001\u529f\u80fd\u780104\u8bfb\u8f93\u5165\u5bc4\u5b58\u5668\n\n\u8bf7\u6c42\u8bfb\u4ece\u673a\u8bbe\u590701\u4e2d\u7684009\u5bc4\u5b58\u5668\u3002\n\n04\u67e5\u8be2\u8bf7\u6c42\u7a7a\u8c03\u673a\u7ec4\u5730\u574001HFC04H\u8d77\u59cb\u5bc4\u5b58\u5668\u9ad8\u5b57\u828200H\u8d77\u59cb\u5bc4\u5b58\u5668\u4f4e\u5b57\u828208H\u8bfb\u5bc4\u5b58\u5668\u6570\u91cf\u9ad8\u5b57\u828200H\u8bfb\u5bc4\u5b58\u5668\u6570\u91cf\u4f4e\u5b57\u828201HCRC\u9ad8\u5b57\u8282B0HCRC\u4f4e\u5b57\u828208H\n\n04\u8bf7\u6c42\u54cd\u5e94\u7a7a\u8c03\u673a\u7ec4\u5730\u574001HFC04H\u54cd\u5e94\u6570\u636e\u5b57\u8282\u657002H\u6570\u636e 0 \u9ad8\u5b57\u8282( 009 )00H\u6570\u636e 0 \u4f4e\u5b57\u8282( 009 )33HCRC\u9ad8\u5b57\u8282F9HCRC\u4f4e\u5b57\u828225H\n\n5\u3001\u529f\u80fd\u780105\u5199\u4f4d\u72b6\u6001\n\n\u5f3a\u5236\u4ece\u673a\u8bbe\u590701\u4e2d\u768439\u4f4d\u4e3aON\u72b6\u6001 (\u88681\u6570\u5b57\u91cf\u5730\u574039\u4e3a\u201c\u8ba1\u7b97\u673a\u7ba1\u7406\u5458\u5f00\/\u5173 \u673a\u7ec4\u201d\uff0c\u5bf9\u6b64\u5730\u5740\u64cd\u4f5c\u53ef\u5b9e\u73b0\u8fdc\u7a0b\u76d1\u63a7\u5f00\/\u5173\u673a\u7ec4)\u3002\n\n05\u8bbe\u7f6e\u8bf7\u6c42\u7a7a\u8c03\u673a\u7ec4\u5730\u574001HFC05H\u5bc4\u5b58\u5668\u9ad8\u5b57\u828200H\u5bc4\u5b58\u5668\u4f4e\u5b57\u828226H\u8bbe\u7f6e\u503c\u9ad8\u5b57\u8282FFH\u8bbe\u7f6e\u503c\u4f4e\u5b57\u828200HCRC\u9ad8\u5b57\u82826DHCRC\u4f4e\u5b57\u8282F1H\n\n05\u8bf7\u6c42\u54cd\u5e94\u7a7a\u8c03\u673a\u7ec4\u5730\u574001HFC05H\u5bc4\u5b58\u5668\u9ad8\u5b57\u828200H\u5bc4\u5b58\u5668\u4f4e\u5b57\u828226H\u8bbe\u7f6e\u503c\u9ad8\u5b57\u8282FFH\u8bbe\u7f6e\u503c\u4f4e\u5b57\u828200HCRC\u9ad8\u5b57\u82826DHCRC\u4f4e\u5b57\u8282F1H\n\n6\u3001\u529f\u80fd\u780106\u5199\u5355\u4e2a\u5bc4\u5b58\u5668\n\n\u8bf7\u6c42\u628a\u4ece\u673a\u8bbe\u590701\u4e2d\u7684001\u5bc4\u5b58\u5668\u9884\u7f6e\u4e3a00F2H\u503c(\u88682\u6a21\u62df\u91cf\u5730\u5740001\u4e3a\u201c\u6e29\u5ea6 \u8bbe\u70b9\u201d\uff0c\u5bf9\u6b64\u5730\u5740\u64cd\u4f5c\u53ef\u5b9e\u73b0\u6e29\u5ea6\u8bbe\u5b9a\u503c\u66f4\u6539)\u3002\n\n06\u8bbe\u7f6e\u8bf7\u6c42\u7a7a\u8c03\u673a\u7ec4\u5730\u574001HFC06H\u5bc4\u5b58\u5668\u9ad8\u5b57\u828200H\u5bc4\u5b58\u5668\u4f4e\u5b57\u828200H\u8bbe\u7f6e\u503c\u9ad8\u5b57\u828200H\u8bbe\u7f6e\u503c\u4f4e\u5b57\u8282F2HCRC\u9ad8\u5b57\u828208HCRC\u4f4e\u5b57\u82824FH\n\n06\u8bf7\u6c42\u54cd\u5e94\u7a7a\u8c03\u673a\u7ec4\u5730\u574001HFC06H\u5bc4\u5b58\u5668\u9ad8\u5b57\u828200H\u5bc4\u5b58\u5668\u4f4e\u5b57\u828200H\u8bbe\u7f6e\u503c\u9ad8\u5b57\u828200H\u8bbe\u7f6e\u503c\u4f4e\u5b57\u8282F2HCRC\u9ad8\u5b57\u828208HCRC\u4f4e\u5b57\u82824FH\n\n---\n*modbus.cn*\n"