Changes for page MQTT Forward Instruction
Last modified by Kilight Cao on 2024/08/31 16:26
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... ... @@ -276,15 +276,17 @@ 276 276 277 277 Connect to MQTT Broker 278 278 279 + 279 279 After connected, use publish to public some thing to MQTT server. This to simulate upsteam 280 280 281 -[[image: https://wiki.dragino.com/images/thumb/b/bd/MQTT_Forward_5.png/600px-MQTT_Forward_5.png||height="149" width="600"]]282 +[[image:image-20220527135037-7.png]] 282 282 283 283 Upstream: Publish message to MQTT Broker 284 284 286 + 285 285 To simulate a downstream, use MQTT.fx to subscribe a topic, and publish something to this topic. as Below: 286 286 287 -[[image: https://wiki.dragino.com/images/thumb/3/3d/MQTT_Forward_6.png/600px-MQTT_Forward_6.png||height="279" width="600"]]289 +[[image:image-20220527135215-8.png]] 288 288 289 289 Downstream: Subscribe a topic to get downstream 290 290 ... ... @@ -296,7 +296,7 @@ 296 296 In the Dragino Gateway, we use [[mosquitto client>>url:https://mosquitto.org/]] for MQTT connection. 297 297 298 298 299 -(% class="mark" %)**For Upstream**301 +(% style="color:#4f81bd" %)**For Upstream** 300 300 301 301 command is [[mosquitto_pub>>url:https://mosquitto.org/man/mosquitto_pub-1.html]] 302 302 ... ... @@ -304,16 +304,16 @@ 304 304 305 305 Note: 192.168.199.148 is MQTT broker address, the gateway and the MQTT broker PC are in the same network. 306 306 307 -[[image: https://wiki.dragino.com/images/thumb/d/d0/MQTT_Command_6.png/600px-MQTT_Command_6.png||height="188" width="600"]]309 +[[image:image-20220527135310-9.png]] 308 308 309 309 mosquitto_pub 310 310 311 311 312 -(% class="mark" %)**For Downstream**314 +(% style="color:#4f81bd" %)**For Downstream** 313 313 314 314 Use [[mosquitto_sub>>url:https://mosquitto.org/man/mosquitto_sub-1.html]] to subscribe the change on the topic. 315 315 316 -[[image: https://wiki.dragino.com/images/thumb/8/89/MQTT_Command_7.png/600px-MQTT_Command_7.png||height="267" width="600"]]318 +[[image:image-20220527135440-10.png]] 317 317 318 318 mosquitto_sub 319 319 ... ... @@ -323,7 +323,7 @@ 323 323 This chapter are step by step to show to configure the Dragino Menu for MQTT auto connection. 324 324 325 325 ((( 326 -Go to (% class="mark" %)**Dragino Menu ~-~-> MQTT Client**328 +Go to (% style="color:#4f81bd" %)**Dragino Menu ~-~-> MQTT Client** 327 327 ))) 328 328 329 329 [[image:https://wiki.dragino.com/images/thumb/b/bc/MQTT_Command_8.png/600px-MQTT_Command_8.png||height="249" width="600"]] ... ... @@ -331,10 +331,10 @@ 331 331 go to mqtt configure menu 332 332 333 333 ((( 334 -Select **Forward to MQTT server**. class="mark" %)**Notice**(%%): This option is removed from the latest firmware, in the latest firmware, if user submit "SAVE & APPLY" in MQTT page, the gateway will use MQTT service.336 +Select (% style="color:#4f81bd" %)**Forward to MQTT server**. (% style="color:red" %)**Notice**(%%): This option is removed from the latest firmware, in the latest firmware, if user submit "SAVE & APPLY" in MQTT page, the gateway will use MQTT service. 335 335 ))) 336 336 337 -[[image: https://wiki.dragino.com/images/thumb/1/14/MQTT_Commands_8.png/600px-MQTT_Commands_8.png||height="240" width="600"]]339 +[[image:image-20220527135742-11.png]] 338 338 339 339 forward to MQTT 340 340 ... ... @@ -352,15 +352,16 @@ 352 352 ~/~/DATA: The data stores in /var/iot/channels/ 353 353 ))) 354 354 355 -[[image: https://wiki.dragino.com/images/thumb/c/c7/MQTT_Command_9.png/600px-MQTT_Command_9.png||height="385" width="600"]]357 +[[image:image-20220527135828-12.png]] 356 356 357 357 MQTT Publish configure 358 358 359 359 360 -[[image: https://wiki.dragino.com/images/thumb/b/b7/MQTT_Command_10.png/600px-MQTT_Command_10.png||height="544" width="600"]]362 +[[image:image-20220527135929-13.png]] 361 361 362 362 MQTT Channel settings 363 363 366 + 364 364 ((( 365 365 For example, if we put a data(temp=46) on the file /var/iot/channels/4567, because 4567 match the remote channel 78901. the gateway will run this command: 366 366 ))) ... ... @@ -379,7 +379,7 @@ 379 379 Below is a simulation to put this data to active the MQTT publish. 380 380 ))) 381 381 382 -[[image: https://wiki.dragino.com/images/thumb/3/30/MQTT_Command_11.png/600px-MQTT_Command_11.png||height="308" width="600"]]385 +[[image:image-20220527140023-14.png]] 383 383 384 384 MQTT Publish 385 385 ... ... @@ -393,7 +393,7 @@ 393 393 mosquitto_sub -h 192.168.199.148 -p 1883 -i dragino-1b7060 -t command. 394 394 ))) 395 395 396 -[[image: https://wiki.dragino.com/images/3/36/MQTT_Command_12.png||height="173" width="579"]]399 +[[image:image-20220527140100-15.png]] 397 397 398 398 MQTT Subscribe 399 399 ... ... @@ -402,7 +402,7 @@ 402 402 When MQTT broker receive a update on this topic, the gateway will get the update and use LoRa radio to broadcast this message. The LoRa parameters used for update is: 403 403 ))) 404 404 405 -[[image: https://wiki.dragino.com/images/thumb/b/b8/MQTT_Command_13.png/600px-MQTT_Command_13.png||height="300" width="600"]]408 +[[image:image-20220527140148-16.png]] 406 406 407 407 LoRa Broadcast parameters. 408 408 ... ... @@ -409,7 +409,7 @@ 409 409 410 410 And below is the subscribe simulation: 411 411 412 -[[image: https://wiki.dragino.com/images/thumb/6/60/MQTT_Command_14.png/600px-MQTT_Command_14.png||height="255" width="600"]]415 +[[image:image-20220527140238-17.png]] 413 413 414 414 downstream simulation 415 415 ... ... @@ -418,6 +418,7 @@ 418 418 419 419 In above section, we have configured the UI to support MQTT upstream and downstream. We can simulate via Linux command. In this section, we will guide how to communicate with remote LoRa End Node for upstream and downstream. 420 420 424 + 421 421 === 4.5.1 Use LoRa Raw protocol for communication ~-~- For LG01/LG02 === 422 422 423 423 ((( ... ... @@ -440,7 +440,7 @@ 440 440 * Downstream: Listening broadcast message from gateway, and print it in console. 441 441 * The LoRa parameter settings in Arduino should match the LoRa settings in gateway, as below: 442 442 443 -[[image: https://wiki.dragino.com/images/thumb/3/3b/MQTT_Command_17.png/600px-MQTT_Command_17.png||height="197" width="600"]]447 +[[image:image-20220527140354-18.png]] 444 444 445 445 LoRa Parameter should match 446 446 ... ... @@ -447,12 +447,13 @@ 447 447 448 448 Below is the test result after the Arduino Sketch is running. 449 449 450 -[[image: https://wiki.dragino.com/images/thumb/6/63/MQTT_Command_18.png/600px-MQTT_Command_18.png||height="319" width="600"]]454 +[[image:image-20220527140459-19.png]] 451 451 452 452 Upstream Data Flow 453 453 454 -[[image:https://wiki.dragino.com/images/thumb/1/18/MQTT_Command_19.png/600px-MQTT_Command_19.png||height="309" width="600"]] 455 455 459 +[[image:image-20220527140542-20.png]] 460 + 456 456 Downstream Data Flow 457 457 458 458
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