Changes for page MQTT Forward Instruction

Last modified by Kilight Cao on 2024/08/31 16:26
<
From version < 9.1 >
edited by Xiaoling
on 2022/05/27 13:50
To version < 22.1 >
edited by Xiaoling
on 2022/05/27 14:05
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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  
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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  )))
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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  
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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  
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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  (((
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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  
... ... @@ -447,10 +447,11 @@
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  
458 +
454 454  [[image:https://wiki.dragino.com/images/thumb/1/18/MQTT_Command_19.png/600px-MQTT_Command_19.png||height="309" width="600"]]
455 455  
456 456  Downstream Data Flow
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