工业自动化控制_物联网通信协议_Modbus_TCP_RTU_MQTT协议桥接_基于libmodbus和libmosquitto...

# mqtt4modbus 支持通过mqtt对modbus tcp/rtu从机, 进行管理(get/put/save value, get/set/toggle switch) ([email protected])  * 1 支持通过mqtt对modbus从机进行管理 * 2 modbus连接从机支持tcp和rtu * 3 配置文件支持csv的加载和保存 * 4 支持对modbus的mqtt操作（value: get/put/save/ switch: set/get/toggle） * 5 其他 ## Requirements * [**Mosquitto**](https://mosquitto.org/) - MQTT broker * [**libmosquitto**](https://mosquitto.org/man/libmosquitto-3.html) - MQTT client library * [**libmodbus**](http://libmodbus.org/) - Modbus library * **GCC + Make** - GNU C Compiler and build automation tool ## Usage **1 start mosquitto** server# mosquitto -d **2 run mqtt4modbus** server# mqtt4modbus & **3 run mqtt.fx and subscribe and publish** **3.1 plc/mqtt4modbus/oper/get** [payload] {"identifier":"y410"} [Reply ] plc/mqtt4modbus/oper/get/ok [payload] {"code":0,"identifier":"y410","address":"0x2089","label":"SV 0NP KOMORA STR","slaveid":17} **3.2 plc/mqtt4modbus/oper/get** [payload] {"identifier":"all"} [Reply ] plc/mqtt4modbus/oper/get/ok [payload] {"code":0,"all":[{"identifier":"y402","address":"0x2081","label":"SV 1NP SCHODY","slaveid":17},{"identifier":"y401","address":"0x2080","label":"SV 2NP KUCHYN LINKA","slaveid":17},{"identifier":"y403","address":"0x2082","label":"SV 1NP OBYVAK KRB STR","slaveid":17},{"identifier":"y404","address":"0x2083","label":"SV 1NP OBYVAK KRB KRJ","slaveid":17},{"identifier":"y405","address":"0x2084","label":"SV 2NP LOZNICE KRJ","slaveid":17},{"identifier":"y406","address":"0x2085","label":"SV 2NP LOZNICE STR","slaveid":17},{"identifier":"y407","address":"0x2086","label":"SV 1NP WC","slaveid":17},{"identifier":"y409","address":"0x2088","label":"SV 0NP KOMORA KRJ","slaveid":17},{"identifier":"y410","address":"0x2089","label":"SV {"identifier":"c203","address":"0x40ca","label":"MB ERROR","slaveid":17}]} **3.3 plc/mqtt4modbus/oper/put** [payload] {"identifier":"y410","address":"0x2189","label":"test","slaveid":1} [Reply ] plc/mqtt4modbus/oper/put/ok [payload] {"code":0,"identifier":"y410","address":"0x2189","label":"test","slaveid":1} **3.4 plc/mqtt4modbus/oper/save** [Reply ] plc/mqtt4modbus/oper/save/ok **3.5 plc/mqtt4modbus/y410/get** [Reply ] plc/mqtt4modbus/y410/get/ok [payload] false **3.6 plc/mqtt4modbus/y410/set** [payload] true [Reply ] plc/mqtt4modbus/y410/set/ok **3.7 plc/mqtt4modbus/y410/toggle** [Reply ] plc/mqtt4modbus/y410/toggle/ok ## Refer https://github.com/hubpav/mqtt2modbus ([**Pavel Hübner**]).