Changes for page MQTT Forward Instruction

Last modified by Kilight Cao on 2024/08/31 16:26
<
From version < 24.2 >
edited by Xiaoling
on 2022/05/27 14:16
To version < 18.1 >
edited by Xiaoling
on 2022/05/27 14:01
>
Change comment: Uploaded new attachment "image-20220527140148-16.png", version {1}

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405 405  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:
406 406  )))
407 407  
408 -[[image:image-20220527140148-16.png]]
408 +[[image:https://wiki.dragino.com/images/thumb/b/b8/MQTT_Command_13.png/600px-MQTT_Command_13.png||height="300" width="600"]]
409 409  
410 410  LoRa Broadcast parameters.
411 411  
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412 412  
413 413  And below is the subscribe simulation:
414 414  
415 -[[image:image-20220527140238-17.png]]
415 +[[image:https://wiki.dragino.com/images/thumb/6/60/MQTT_Command_14.png/600px-MQTT_Command_14.png||height="255" width="600"]]
416 416  
417 417  downstream simulation
418 418  
... ... @@ -421,7 +421,6 @@
421 421  
422 422  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.
423 423  
424 -
425 425  === 4.5.1 Use LoRa Raw protocol for communication ~-~- For LG01/LG02 ===
426 426  
427 427  (((
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444 444  * Downstream: Listening broadcast message from gateway, and print it in console.
445 445  * The LoRa parameter settings in Arduino should match the LoRa settings in gateway, as below:
446 446  
447 -[[image:image-20220527140354-18.png]]
446 +[[image:https://wiki.dragino.com/images/thumb/3/3b/MQTT_Command_17.png/600px-MQTT_Command_17.png||height="197" width="600"]]
448 448  
449 449  LoRa Parameter should match
450 450  
... ... @@ -451,13 +451,12 @@
451 451  
452 452  Below is the test result after the Arduino Sketch is running.
453 453  
454 -[[image:image-20220527140459-19.png]]
453 +[[image:https://wiki.dragino.com/images/thumb/6/63/MQTT_Command_18.png/600px-MQTT_Command_18.png||height="319" width="600"]]
455 455  
456 456  Upstream Data Flow
457 457  
457 +[[image:https://wiki.dragino.com/images/thumb/1/18/MQTT_Command_19.png/600px-MQTT_Command_19.png||height="309" width="600"]]
458 458  
459 -[[image:image-20220527140542-20.png]]
460 -
461 461  Downstream Data Flow
462 462  
463 463  
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464 464  === 4.5.2 Use LoRaWAN Protocol for communication ~-~- For LG308/LPS8/DLOS8 ===
465 465  
466 466  (((
467 -Since firmware (% style="color:#4f81bd" %)**LG02_LG08~-~-build-v5.3.1585192026-20200326-1109,**(%%) Dragino LoRaWAN gateways support the communication to LoRaWAN (% style="color:#4f81bd" %)**ABP end node**(%%) locally without the need of LoRaWAN server. This feature allow us to integrate MQTT in the gateway to support LoRaWAN to MQTT forwarding or visa verse.
465 +Since firmware (% class="mark" %)**LG02_LG08~-~-build-v5.3.1585192026-20200326-1109,**(%%) Dragino LoRaWAN gateways support the communication to LoRaWAN (% class="mark" %)**ABP end node**(%%) locally without the need of LoRaWAN server. This feature allow us to integrate MQTT in the gateway to support LoRaWAN to MQTT forwarding or visa verse.
468 468  )))
469 469  
470 470  (((
471 -When use test this feature, please use the version higher then : (% style="color:#4f81bd" %)**LG02_LG08~-~-build-v5.4.1593400722-20200629-1120**(%%), in this version, the upload format is changed and readable, which is easier for integration.
472 -(% style="color:#4f81bd" %)**Video Instruction**(%%): (% style="color:blue" %)[[https:~~/~~/youtu.be/qJTY441-t90>>url:https://youtu.be/qJTY441-t90]]
469 +When use test this feature, please use the version higher then : (% class="mark" %)**LG02_LG08~-~-build-v5.4.1593400722-20200629-1120**(%%), in this version, the upload format is changed and readable, which is easier for integration.
470 +(% class="mark" %)**Video Instruction**(%%):[[https:~~/~~/youtu.be/qJTY441-t90>>url:https://youtu.be/qJTY441-t90]]
473 473  )))
474 474  
475 475  (((
476 -(% style="color:#4f81bd" %)**Step 1**(%%): Refer [[Communicate with ABP End Node>>doc:Main.Communicate with ABP End Node without LoRaWAN Network Server --- LG308.WebHome]] to know how to set up LG308 to work with LoRaWAN End node.
474 +**Step 1**: Refer [[Communicate with ABP End Node>>url:https://wiki.dragino.com/index.php/Communication_with_ABP_End_Node]] to know how to set up LG308 to work with LoRaWAN End node.
477 477  )))
478 478  
479 479  (((
480 -(% style="color:#4f81bd" %)**Step 2**(%%): Make sure your Radio settings match the End Node settings.
478 +**Step 2**: Make sure your Radio settings match the End Node settings.
481 481  )))
482 482  
483 -[[image:image-20220527141235-21.png]]
481 +[[image:https://wiki.dragino.com/images/thumb/f/f7/LG308_MQTT_5.png/600px-LG308_MQTT_5.png||height="387" width="600"]]
484 484  
485 485  Use Same Frequency Band as End Node
486 486  
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487 487  
488 488  (((
489 489  (((
490 -(% style="color:#4f81bd" %)**Step 3**(%%): Set up publish format and MQTT channel. The LG308 will store the Data from End node in (% style="color:#4f81bd" %)**HEX format**(%%) in the file. And we need to config the format to (% style="color:#4f81bd" %)**META**
488 +**Step 3**: Set up publish format and MQTT channel. The LG308 will store the Data from End node in HEX format in the file. And we need to config the format to META
491 491  )))
492 492  )))
493 493  
494 -[[image:image-20220527141450-22.png]]
492 +[[image:https://wiki.dragino.com/images/thumb/8/8d/LG308_MQTT_3.png/600px-LG308_MQTT_3.png||height="385" width="600"]]
495 495  
496 496  Publish mush use META as data format for LG308
497 497  
498 498  
499 -(% style="color:#4f81bd" %)**Step 4**(%%): Map the Device Address to Remote ID in MQTT server.
497 +**Step 4**: Map the Device Address to Remote ID in MQTT server.
500 500  
501 501  [[image:https://wiki.dragino.com/images/thumb/7/7f/LG308_MQTT_4.png/600px-LG308_MQTT_4.png||height="335" width="600"]]
502 502  
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503 503  Map Dev Addr to remote ID
504 504  
505 505  
506 -(% style="color:#4f81bd" %)**Step 5: Upstream**(%%): Save the change, we can see the log info via "sytem log", End Node and MQTT Server
504 +**Step 5: Upstream**: Save the change, we can see the log info via "sytem log", End Node and MQTT Server
507 507  
508 508  [[image:https://wiki.dragino.com/images/thumb/b/be/LG308_MQTT_6.png/600px-LG308_MQTT_6.png||height="279" width="600"]]
509 509  
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518 518  LHT65 Decoder
519 519  
520 520  
521 -(% style="color:#4f81bd" %)**Step 6: Set up subscribe**(%%)**:** Subscribe a topci for downstream.
519 +**Step 6: Set up subscribe:** Subscribe a topci for downstream.
522 522  
523 523  [[image:https://wiki.dragino.com/images/thumb/b/b9/LG308_MQTT_7.png/600px-LG308_MQTT_7.png||height="176" width="600"]]
524 524  
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525 525  Subscribe to a topic
526 526  
527 527  
528 -(% style="color:#4f81bd" %)**Step 7**: Downstream(%%): Save the change, we can see the log info via "sytem log", End Node and MQTT Server.
526 +**Step 7**: Downstream: Save the change, we can see the log info via "sytem log", End Node and MQTT Server.
529 529  
530 530  [[image:https://wiki.dragino.com/images/thumb/9/97/LG308_MQTT_8.png/600px-LG308_MQTT_8.png||height="298" width="600"]]
531 531  
532 532  Downstream Flow
533 533  
534 -(% style="color:red" %)**Notice: The text use for Downstream must meet the requirement from [[LG308 Downstream Payload>>url:https://wiki.dragino.com/index.php/Communication_with_ABP_End_Node#Downstream]]**
532 +(% class="mark" %)**Notice: The text use for Downstream must meet the requirement from [[LG308 Downstream Payload>>url:https://wiki.dragino.com/index.php/Communication_with_ABP_End_Node#Downstream]]**
535 535  
536 536  
537 537  = 5. Example For Different MQTT Servers =
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