"# DMX512 \u4e0e RS485 \u4fe1\u53f7\u8f6c\u6362\u6a21\u5757\u8bf4\u660e\u4e66\n\n> 2025-04-15 | 2026-06-25\n> https:\/\/www.modbus.cn\/en\/31085.html\n\n**\u4ea7\u54c1\u8bf4\u660e\u4e66**\n\n---\n\n### 1.**\u6a21\u5757\u6982\u8ff0**\n\nM-220 \u662f\u4e00\u6b3e DMX512 \u4e0e RS485 \u4fe1\u53f7\u8f6c\u6362\u6a21\u5757\uff0c\u652f\u6301\u591a\u79cd\u5de5\u4f5c\u6a21\u5f0f\uff0c\u9002\u7528\u4e8e\u821e\u53f0\u706f\u5149\u3001LED \u706f\u5e26\u63a7\u5236\u7b49\u573a\u666f\u3002\n\n#### **\u4e3b\u8981\u529f\u80fd\uff1a**\n\n- DMX512 \u4fe1\u53f7\u8f6c RS485\/232 \u4fe1\u53f7\n\n- RS485\/232 \u4fe1\u53f7\u8f6c DMX512 \u4fe1\u53f7\n\n- DMX512 \u4fe1\u53f7\u8f6c SPI \u4fe1\u53f7\uff08\u63a7\u5236\u706f\u5e26\uff09\n\n- \u81ea\u5b9a\u4e49 RS485 \u6307\u4ee4\uff08\u6700\u591a 30 \u7ec4\uff09\n\n#### **\u5e94\u7528\u573a\u666f\uff1a**\n\n- \u821e\u53f0\u706f\u5149\u63a7\u5236\n\n- LED \u706f\u5e26\u63a7\u5236\n\n- \u6295\u5f71\u5e55\u5e03\u63a7\u5236\n\n- \u5176\u4ed6\u9700\u8981 DMX512 \u6216 RS485 \u4fe1\u53f7\u7684\u8bbe\u5907\n\n### 2.**\u6280\u672f\u53c2\u6570**\n\n- **\u4f9b\u7535**\uff1aDC 9V--24V\uff0c\u7535\u6d41 > 0.5A\uff08\u63a8\u8350\u4f7f\u7528 12V\/1A \u9002\u914d\u5668\uff09\n\n- **\u63a5\u53e3**\uff1a\n\n- DMX512 \u4fe1\u53f7\u63a5\u53e3\n\n- RS485 \u4fe1\u53f7\u63a5\u53e3\n\n- USB-5V--DC1.35 \u63d2\u5ea7\n\n- **\u5de5\u4f5c\u6a21\u5f0f**\uff1a\n\n- **d2U**\uff1aDMX \u8f6c RS485\uff08\u5185\u7f6e\u56fa\u5b9a\u547d\u4ee4\uff09\n\n- **r2d**\uff1aRS485 \u8f6c DMX\n\n- **d2r**\uff1aDMX \u8f6c RS485\uff08\u6279\u91cf\u5b9a\u65f6\u6e90\uff09\n\n- **SPI**\uff1aDMX \u8f6c SPI\uff08\u63a7\u5236\u706f\u5e26\uff09\n\n- **d2C**\uff1aDMX \u8f6c\u81ea\u5b9a\u4e49 RS485 \u6307\u4ee4\n\n- **\u6ce2\u7279\u7387**\uff1a\u9ed8\u8ba4 9600\uff0c\u53ef\u8bbe\u7f6e\u4e3a 19200\u3001115200\u3001250000\u3001256000\u3001512000\n\n- **\u901a\u9053\u6570**\uff1a\u6700\u5927\u652f\u6301 512 \u4e2a DMX \u901a\u9053\n\n### **3. \u6a21\u5757\u8bbe\u7f6e**\n\n#### **3.1 \u83dc\u5355\u64cd\u4f5c\u65b9\u6cd5**\n\n- **\u8fdb\u5165\u83dc\u5355**\uff1a\n\n- \u6a21\u5757\u901a\u7535\u540e\uff0c\u540c\u65f6\u6309\u4e0b**\u201c+\u201d\u4e0e\u201c-\u201d**\u952e 3 \u79d2\uff0c\u663e\u793a\u201cSET\u201d\u5b57\u6837\u65f6\u677e\u5f00\u3002\n\n- **\u83dc\u5355\u9009\u9879**\uff1a\n\n- **Adr**\uff1a\u8bbe\u7f6e DMX \u5730\u5740\uff08\u957f\u6309\u201c+\u201d\u952e\u8fdb\u5165\u8bbe\u7f6e\uff09\u3002\n\n- **-SP**\uff1a\u8bbe\u7f6e SPI \u6a21\u5f0f\u901f\u7387\uff08800K \u6216 400K\uff09\u3002\n\n- **run**\uff1a\u8bbe\u7f6e\u5de5\u4f5c\u6a21\u5f0f\uff08d2U\u3001r2d\u3001d2r\u3001SPI\u3001d2C\uff09\u3002\n\n- **\u4fdd\u5b58\u8bbe\u7f6e**\uff1a\n\n- \u957f\u6309\u201c+\u201d\u952e 3 \u79d2\uff0c\u663e\u793a\u201cooo\u201d\u5b57\u6837\u540e\u677e\u5f00\u3002\n\n#### **3.2 \u6062\u590d\u51fa\u5382\u8bbe\u7f6e**\n\n- \u65ad\u7535\u3002\n\n- \u540c\u65f6\u6309\u4e0b\u201c+\u201d\u4e0e\u201c-\u201d\u952e\u3002\n\n- \u518d\u4e0a\u7535\uff0c\u4fdd\u6301\u6309\u952e 8 \u79d2\u4ee5\u4e0a\uff0c\u663e\u793a\u201ccL_\u201d\u3002\n\n- \u663e\u793a\u201crES\u201d\u65f6\u677e\u5f00\u6309\u952e\uff0c\u6062\u590d\u51fa\u5382\u8bbe\u7f6e\u3002\n\n## \u8bf4\u660e\u624b\u518c\u4e0b\u8f7d\uff1a\n\n[M-220\u4e32\u53e3\u8f6cDMX\u6a21\u5757 \u529f\u80fd\u8bf4\u660e-\u901a\u9053\u8868-V1.5](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/04\/20250415183103322.pdf)[\u4e0b\u8f7d](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/04\/20250415183103322.pdf)\n\n[M-220_RS485\u8f6cDMX512-\u901a\u9053\u4f8b\u5b50\u56fe\u793a](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/04\/20250415183158196.pdf)[\u4e0b\u8f7d](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/04\/20250415183158196.pdf)\n\n[RS232-DMX512\u76d2\u5b50\u534f\u8bae\u547d\u4ee4\u8868(M-220-M-228)_V18_A](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/04\/20250415183249588.pdf)[\u4e0b\u8f7d](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/04\/20250415183249588.pdf)\n\n### **4. \u5de5\u4f5c\u6a21\u5f0f\u8be6\u89e3**\n\n#### **4.1 DMX \u8f6c RS485 \u6a21\u5f0f\uff08d2U\uff09**\n\n- **\u529f\u80fd**\uff1a\u8f93\u5165 DMX512 \u4fe1\u53f7\uff0c\u89e6\u53d1\u5185\u7f6e\u56fa\u5b9a RS485 \u6307\u4ee4\u3002\n\n- **\u8bbe\u7f6e\u65b9\u6cd5**\uff1a\n\n- \u8fdb\u5165\u83dc\u5355\uff0c\u9009\u62e9\u201crun\u201d\u3002\n\n- \u957f\u6309\u201c+\u201d\u952e 3 \u79d2\uff0c\u9009\u62e9\u201cd2U\u201d\u3002\n\n- \u518d\u957f\u6309\u201c+\u201d\u952e 3 \u79d2\u4fdd\u5b58\u3002\n\n- **\u901a\u9053\u8868**\uff1a\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/04\/20250415181515272.png)\n\n#### **4.2 RS485 \u8f6c DMX512 \u6a21\u5f0f\uff08r2d\uff09**\n\n- **\u529f\u80fd**\uff1a\u8f93\u5165 RS485 \u6307\u4ee4\uff0c\u8f6c\u4e3a DMX512 \u4fe1\u53f7\u3002\n\n- **\u8bbe\u7f6e\u65b9\u6cd5**\uff1a\n\n- \u8fdb\u5165\u83dc\u5355\uff0c\u9009\u62e9\u201crun\u201d\u3002\n\n- \u957f\u6309\u201c+\u201d\u952e 3 \u79d2\uff0c\u9009\u62e9\u201cr2d\u201d\u3002\n\n- \u518d\u957f\u6309\u201c+\u201d\u952e 3 \u79d2\u4fdd\u5b58\u3002\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/04\/20250415181155161.png?x-oss-process=image\/resize,m_lfit,w_950,h_514)\n\n- **\u793a\u4f8b\u6307\u4ee4**\uff1a\n\n\u4f8b 1\uff1a\u5728\u7b2c 1 \u4e2a\u901a\u9053\u5730\u5740(\u8ba1\u7b97\u673a\u7528 **00 **\u5f00\u59cb)\u5f00\u59cb\uff0c\u53d1 15 \u4e2a\u901a\u9053 1---15 \u7684\u6570\n\nC8 00 0F C7 00 00 00 **00 **01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F\n\n\u4f8b 2\uff1a\u5728\u7b2c 466(466-1=465,\u5341\u516d\u8fdb\u5236\u662f 01D1)\u5730\u5740\u5f00\u59cb\uff0c\u53d1 15 \u4e2a\u901a\u9053 1---15 \u7684\u6570\n\nC8 00 0F C7 00 00 01 D1 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F\n\n\u4f8b 3\uff1a\u5728\u7b2c 467(467-1=466,\u5341\u516d\u8fdb\u5236\u662f 01D2)\u5730\u5740\u5f00\u59cb\uff0c\u53d1 6 \u4e2a\u901a\u9053 01---06 \u7684\u6570\n\nC8 00 06 C7 00 00 01 D2 01 02 03 04 05 06\n\n\u4f8b 4\uff1a\u7b80\u6613\u901f\u53d1\u6307\u4ee4\n\na) \u6240\u6709\u901a\u9053\u503c\u4e3a 0x7F\uff1a **C8 00 01 C0 01 00 00 7F 7F**\n\nb) \u6240\u6709\u901a\u9053\u503c\u4e3a 0x00\uff1a **C8 00 01 C0 01 00 00 00 00**\n\nc) \u6240\u6709\u901a\u9053\u503c\u4e3a 0xFF\uff1a **C8 00 01 C0 01 00 00 FF FF**\n\n#### **4.3 DMX \u8f6c RS485 \u6279\u91cf\u5b9a\u65f6\u6e90\u6a21\u5f0f\uff08d2r\uff09**\n\n- **\u529f\u80fd**\uff1a\u8f93\u5165 DMX512 \u4fe1\u53f7\uff0c\u8f6c\u4e3a RS485\/232 \u901a\u9053\u503c\u6309\u987a\u5e8f\u8f93\u51fa\uff0c\u5728\u6a21\u5757\u4e0a\u8bbe\u7f6e run \u6a21\u5f0f\u4e3a\uff1ad2r\n\n- **\u8bbe\u7f6e\u65b9\u6cd5**\uff1a\n\n- \u8fdb\u5165\u83dc\u5355\uff0c\u9009\u62e9\u201crun\u201d\u3002\n\n- \u957f\u6309\u201c+\u201d\u952e 3 \u79d2\uff0c\u9009\u62e9\u201cd2r\u201d\u3002\n\n- \u518d\u957f\u6309\u201c+\u201d\u952e 3 \u79d2\u4fdd\u5b58\u3002\n\n- **\u6ce2\u7279\u7387\u8bbe\u7f6e**\uff1a\n\n**a).\u6b64\u6a21\u5f0f\u9ed8\u8ba4\u6ce2\u7279\u7387\u4e3a 115200, **\u5982\u679c\u8f93\u51fa\u901a\u9053\u8f83\u591a\u65f6\uff0c\u8bf7\u7528\u6307\u4ee4\u628a\u6ce2\u7279\u7387\u6539\u9ad8\u4e3a 256000\u3002\u4ee5\u786e\u4fdd\u4f20\u8f93\u5b9e\u65f6\u6027\u3002\n\n\u66f4\u6539\u4e32\u53e3\u6ce2\u7279\u7387, \u6279\u91cf\u53d1\u9001\u6570\u636e\u65f6\u5fc5\u987b\u8981\u7528\u9ad8\u901f\uff01\u8bbe\u7f6e\u597d\u5148\u8fd4\u56de\u503c\u9a6c\u4e0a\u751f\u6548\u3002\u786e\u8ba4\u8fd4\u56de\u503c\u540e\u7528\u6237\u8981\u9a6c\u4e0a\u5207\u6362\n\n\u5bf9\u5e94\u7684\u6ce2\u7279\u7387.\u65ad\u7535\u540e\u4e0b\u6b21\u4e0a\u7535\u4f1a\u6062\u590d 9600\uff0c\u4ee5\u514d\u7528\u6237\u8fde\u4e0d\u4e0a\u3002\n\n```\n  D0=00\uff1a9600\n  D0=01\uff1a19200\n  D0=02\uff1a115200\n  D0=03\uff1a250000\n  D0=04\uff1a256000\n  D0=05\uff1a512000\n```\n\n\u4f8b 1\u3001\u8bbe\u7f6e\u6ce2\u7279\u7387\u4e3a 115200, d0=02 \u5373 115200,\n\nC8 00 01 CB 00 00 00 00 02\n\n\u4f8b 2\u3001\u8bbe\u7f6e\u6ce2\u7279\u7387\u4e3a 250000, d0=03 \u5373 250000,\n\nC8 00 01 CB 00 00 00 00 03\n\nb).\u4e0a\u7535\u9ed8\u8ba4\u662f\u53d1\u9001 32 \u4e2a\u901a\u9053\u5230\u4e32\u53e3 485 \u4e2d\u7684\uff0c\u53d1\u591a\u5c11\u4e2a\u901a\u9053\u53ef\u4ee5\u81ea\u5df2\u7528\u6307\u4ee4\u5b9a\u4e49\u7684\u3002\n\n\u4f8b 1\u3001DMX \u6570\u636e\u4ece 00 01 \u5730\u5740\u7801\u5f00\u59cb\uff0c\u5171 0F \u4e2a\u6570\uff1a C8 00 01 D2 00 00 00 00 0F\n\n\u4f8b 2\u3001DMX \u6570\u636e\u4ece 00 09 \u5730\u5740\u7801\u5f00\u59cb\uff0c\u5171 1F \u4e2a\u6570\uff1a C8 00 09 D2 00 01 00 00 1F\n\n\u505c\u6b62\u81ea\u52a8\u5411 RS485 \u53d1\u9001\uff1aC8 00 01 D0 00 00 00 00 00\n\n#### **4.4 DMX \u8f6c SPI \u6a21\u5f0f\uff08\u63a7\u706f\u5e26\uff09**\n\n- **\u529f\u80fd**\uff1a\u8f93\u5165 DMX512 \u4fe1\u53f7\uff0c\u63a7\u5236\u706f\u5e26\uff08\u5982 WS2812\u3001WS2811\uff09\u3002\n\n- **\u8bbe\u7f6e\u65b9\u6cd5**\uff1a\n\n- \u8fdb\u5165\u83dc\u5355\uff0c\u9009\u62e9\u201crun\u201d\u3002\n\n- \u957f\u6309\u201c+\u201d\u952e 3 \u79d2\uff0c\u9009\u62e9\u201cSPI\u201d\u3002\n\n- \u518d\u957f\u6309\u201c+\u201d\u952e 3 \u79d2\u4fdd\u5b58\u3002\n\n**\u8bbe\u7f6e**\uff1a\n\n\u5e38\u7528\u7684\u5355\u7ebf\u706f\u5e26\u4fe1\u53f7\u5982\uff1a \n\u663e\u793a\uff1a400\uff0c \u4f4e\u901f 400K \u901f\u7387\u7684 WS2811\/ ucs16703\/TM1804 \u7b49\u517c\u5bb9\u706f\u5e26\u4fe1\u53f7, \u6bcf\u4e2a\u50cf\u7d20\u70b9\u5355\u72ec\u63a7\uff1b \n\u663e\u793a\uff1a800\uff0c \u9ad8\u901f 800K \u901f\u7387\u7684 WS2812\/2815\/2813 \u7b49\u517c\u5bb9\u706f\u5e26\u4fe1\u53f7, \u6bcf\u4e2a\u50cf\u7d20\u70b9\u5355\u72ec\u63a7\uff1b\uff1b \n\u663e\u793a\uff1a814\uff0c \u8f93\u51fa\u4e3a TM1814 \u7684\u4e13\u7528\u706f\u5e26\u4fe1\u53f7\uff1b \n\u663e\u793a: Auu, 800k \u901f\u7387\uff0c\u7528 1 \u4e2a\u901a\u9053\u503c\u63a7\u5236\u6240\u6709\u50cf\u7d20\u70b9\u8c03\u5149\uff0c\u5373\u76f8\u5f53\u4e8e\u767d\u5149\u3002 \n\u663e\u793a: A-3, 800k \u901f\u7387\uff0c\u7528 3 \u4e2a\u901a\u9053\u503c\u63a7\u5236\u6240\u6709\u50cf\u7d20\u70b9 RGB \u8c03\u5149\uff0c\u5373\u76f8\u5f53 3 \u4e2a\u901a\u9053\u63a7\u5236\u6240\u6709\u50cf\u7d20\u3002 \n\u663e\u793a: A-4, 800k \u901f\u7387\uff0c\u7528 4 \u4e2a\u901a\u9053\u503c\u63a7\u5236\u6240\u6709\u50cf\u7d20\u70b9 RGBW \u8c03\u5149\uff0c\u5373\u76f8\u5f53 4 \u4e2a\u901a\u9053\u63a7\u5236\u6240\u6709\u50cf\u7d20\u3002 \n\u6309\u987a\u5e8f\u8f93\u51fa 512 \u4e2a\u901a\uff0c\u5373 512\/3=170 \u70b9\u50cf\u7d20\u7684 RGB\uff0c \nDMX \u63a5\u6536\u7684\u8d77\u59cb\u5730\u5740\u7801\u53ef\u8c03\u3002 \n\u5728\u6a21\u5757\u4e0a\u8bbe\u7f6e run \u6a21\u5f0f\u4e3a\uff1aSPI\u3002 \u4fdd\u5b58\u540e\uff0c\u65ad\u7535\u91cd\u542f\u751f\u6548\u3002 \n\u51fa\u5382\u9ed8\u8ba4\u4e3a WS2812 \u706f\u5e26\u4fe1\u53f7\n\n#### **4.5 DMX \u89e6\u53d1\u81ea\u5b9a\u4e49 RS485 \u6a21\u5f0f\uff08d2C\uff09**\n\n- **\u529f\u80fd**\uff1a**\u8f93\u5165 DMX512 \u4fe1\u53f7\uff0c\u89e6\u53d1\u81ea\u5b9a\u4e49 RS485 \u6307\u4ee4\uff08\u6700\u591a 30 \u7ec4\uff09**\u3002\n\n- **\u8bbe\u7f6e\u65b9\u6cd5**\uff1a\n\n- \u8fdb\u5165\u83dc\u5355\uff0c\u9009\u62e9\u201crun\u201d\u3002\n\n- \u957f\u6309\u201c+\u201d\u952e 3 \u79d2\uff0c\u9009\u62e9\u201cd2C\u201d\u3002\n\n- \u518d\u957f\u6309\u201c+\u201d\u952e 3 \u79d2\u4fdd\u5b58\u3002\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2025\/04\/20250415181001945.png)\n\n- **\u81ea\u5b9a\u4e49\u547d\u4ee4\u683c\u5f0f**\uff1a\n\n```\n`  C8 00 Len CD 00 Pos 00 00 d0 d1 .......dn`\n```\n\n- **Len**\uff1a\u6307\u4ee4\u957f\u5ea6\uff081--15 \u5b57\u8282\uff09\n\n- **Pos**\uff1a\u5b58\u50a8\u4f4d\u7f6e\uff081--30\uff09\n\n- **d0-dn**\uff1a\u81ea\u5b9a\u4e49\u6570\u636e\n\n### **5. \u9644\u5f55**\n\n#### **5.1 \u901a\u9053\u8868\uff08d2U \u6a21\u5f0f\uff09**\n\n```\n\u5e8f\u53f7 | DMX \u503c\u8303\u56f4 | RS485 \u8f93\u51fa\u6570\u636e\uff08\u5341\u516d\u8fdb\u5236\uff09 | \u5907\u6ce8\n0    | 0--7       | \u4e0d\u52a8\u4f5c\uff0c\u4e0d\u53d1\u6307\u4ee4\n1    | 8--15      | 01 06 00 0B 00 00 F8 08\n2    | 16--23     | 01 06 00 0B 00 C8 F9 9E\n3    | 24--31     | 01 06 00 0B 01 2C F8 45\n4    | 32--39     | 01 06 00 0B 01 90 F9 F4\n5    | 40--47     | 01 06 00 0B 01 F4 F8 1F\n...\n30   | 240--247   | \u53d1\u9001 8CH-DMX \u901a\u9053\u3010CH2--9\u3011\n31   | 248--255   | \u4e0d\u52a8\u4f5c\n```\n\n#### **5.2 \u81ea\u5b9a\u4e49\u547d\u4ee4\u683c\u5f0f\uff08d2C \u6a21\u5f0f\uff09**\n\n```\n`C8 00 Len CD 00 Pos 00 00 d0 d1 .......dn`\n```\n\n- **Len**\uff1a\u6307\u4ee4\u957f\u5ea6\uff081--15 \u5b57\u8282\uff09\n\n- **Pos**\uff1a\u5b58\u50a8\u4f4d\u7f6e\uff081--30\uff09\n\n- **d0-dn**\uff1a\u81ea\u5b9a\u4e49\u6570\u636e\n\n#### **5.3 \u6ce2\u7279\u7387\u8bbe\u7f6e\u8868**\n\n```\nD0=00\uff1a9600\nD0=01\uff1a19200\nD0=02\uff1a115200\nD0=03\uff1a250000\nD0=04\uff1a256000\nD0=05\uff1a512000\n```\n\n## \u89c6\u9891\u6559\u7a0b\n\n**DMX\u6279\u91cf\u8f6cRS485\u4fe1\u53f7-\u6f14\u793a**\n\n \n\n**DMX512\u89e6\u53d1\u56fa\u5b9a485\u6307\u4ee4**\n\n \n\n**r2d\u6a21\u5f0f-485\u8f6cDMX\u53d1\u9001\u6307\u4ee4\u63a7\u706f-\u8bb2\u89e3**\n\n \n\n**6\u901a\u9053Par\u706fRS485\u8f6cDMX\u4fe1\u53f7**\n\n \n\n**d2C\u4e0b\u8f7d\u81ea\u5b9a\u4e49RS485\u6307\u4ee4**\n\n \n\n### **6. \u5e38\u89c1\u95ee\u9898\u89e3\u7b54**\n\n#### **Q1\uff1a\u5982\u4f55\u6062\u590d\u51fa\u5382\u8bbe\u7f6e\uff1f**\n\n- \u65ad\u7535\uff0c\u540c\u65f6\u6309\u4e0b\u201c+\u201d\u4e0e\u201c-\u201d\u952e\uff0c\u518d\u4e0a\u7535\uff0c\u4fdd\u6301\u6309\u952e 8 \u79d2\u4ee5\u4e0a\uff0c\u663e\u793a\u201ccL_\u201d\u540e\u677e\u5f00\u3002\n\n#### **Q2\uff1a\u5982\u4f55\u8fdb\u5165\u81ea\u5b9a\u4e49\u547d\u4ee4\u4e0b\u8f7d\u6a21\u5f0f\uff1f**\n\n- \u6309\u4f4f\u201c+\u201d\u952e\u4e0d\u653e\uff0c\u518d\u7ed9\u6a21\u5757\u901a\u7535\uff0c\u663e\u793a\u201c_ _ \u201d\uff0c\u7b49\u5f85 10 \u79d2\u5de6\u53f3\u663e\u793a\u201ccd\u201d\u5b57\u6837\u540e\u677e\u5f00\u3002\n\n#### **Q3\uff1a\u5982\u4f55\u4fdd\u5b58\u81ea\u5b9a\u4e49\u547d\u4ee4\uff1f**\n\n- \u4e0b\u8f7d\u6307\u4ee4\u540e\uff0c\u53d1\u9001\u4fdd\u5b58\u6307\u4ee4\uff1a`C8 EF AA CD 00 55 F0 A5`\u3002\n\n#### **Q4\uff1a\u6a21\u5757\u4e0a\u7535\u540e\u663e\u793a\u4ec0\u4e48\uff1f**\n\n- \u6a21\u5757\u4e0a\u7535\u65f6\u663e\u793a\u5f53\u524d\u5de5\u4f5c\u6a21\u5f0f\uff08\u5982\u201cd2U\u201d\u3001\u201cr2d\u201d\u7b49\uff09\u3002\n\n---\n*modbus.cn*\n"