Changes for page MQTT Forward Instruction

Last modified by Kilight Cao on 2024/08/31 16:26
<
From version < 37.8 >
edited by Xiaoling
on 2022/06/01 10:44
To version < 44.1 >
edited by Kilight Cao
on 2022/06/13 19:35
>
Change comment: There is no comment for this version

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21 21  * MS14 series if installed with the same firmware. (in this case, the MQTT forward will work , but no LoRa support)
22 22  
23 23  
24 -
25 25  = 2. Firmware Change Log for MQTT feature =
26 26  
27 27  (((
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32 32  ** Initiate version
33 33  
34 34  
35 -
36 36  = 3. MQTT forward operating principle =
37 37  
38 38  == 3.1 Network Structure ==
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105 105  * USERNAME: User ID (-u)
106 106  * HOSTNAME: Device Hostname
107 107  
106 +
108 108  === 3.3.2 -m message macro ===
109 109  
110 110  * HOSTNAME: Device Hostname
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113 113  * META: Completely sensor data with time stamp and rssi
114 114  * JSON: Convert META to json format.
115 115  
115 +
116 116  === 3.3.3 Example for Macro ===
117 117  
118 118  [[image:image-20220527134251-4.png]]
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119 119  
120 120  MQTT Publish configure
121 121  
122 +
122 122  Above screen shots shows below format:
123 123  
124 124  * -t: CLIENTID/CHANNEL/data
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130 130  
131 131  Sensor Data
132 132  
134 +
133 133  (((
134 134  According to above macro. Gateway will publish (% style="color:#4f81bd" %)**field1=22.0&field2=49.0**(%%) to topic: (% style="color:#4f81bd" %)**dragino-1b7060/78901/data**(%%), where 78901 is the remote channel for this node ID.
135 135  )))
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336 336  
337 337  go to mqtt configure menu
338 338  
341 +
339 339  (((
340 340  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.
341 341  )))
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453 453  LoRa Parameter should match
454 454  
455 455  
459 +
456 456  Below is the test result after the Arduino Sketch is running.
457 457  
458 458  [[image:image-20220527140459-19.png]]
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460 460  Upstream Data Flow
461 461  
462 462  
467 +
463 463  [[image:image-20220527140542-20.png]]
464 464  
465 465  Downstream Data Flow
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491 491  
492 492  (((
493 493  (((
494 -(% 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**
499 +(% 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.
495 495  )))
496 496  )))
497 497  
498 -[[image:image-20220527141450-22.png]]
503 +[[image:image-20220613191345-4.png]]
499 499  
500 -Publish mush use META as data format for LG308
501 501  
502 502  
503 503  (% style="color:#4f81bd" %)**Step 4**(%%): Map the Device Address to Remote ID in MQTT server.
504 504  
505 -[[image:image-20220527141727-23.png]]
509 +[[image:image-20220613190635-2.png]]
506 506  
507 -Map Dev Addr to remote ID
508 508  
509 509  
510 510  (% style="color:#4f81bd" %)**Step 5: Upstream**(%%): Save the change, we can see the log info via "sytem log", End Node and MQTT Server
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511 511  
512 512  [[image:image-20220527141843-24.png]]
513 513  
514 -Upstream Process
515 515  
516 516  
519 +
517 517  [[image:image-20220527141933-25.png]]
518 518  
519 519  Choose ASCII Format
520 520  
521 521  
525 +
522 522  [[image:image-20220527142028-26.png]]
523 523  
524 524  LHT65 Decoder
525 525  
526 526  
531 +
527 527  (% style="color:#4f81bd" %)**Step 6: Set up subscribe**(%%)**:** Subscribe a topci for downstream.
528 528  
529 -[[image:image-20220527142115-27.png]]
534 +[[image:image-20220613191426-5.png]]
530 530  
531 -Subscribe to a topic
532 532  
533 533  
534 534  (% style="color:#4f81bd" %)**Step 7: Downstream**(%%): Save the change, we can see the log info via "sytem log", End Node and MQTT Server.
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535 535  
536 536  [[image:image-20220527142239-28.png]]
537 537  
538 -Downstream Flow
539 539  
543 +
544 +=== MQTT Downstream format ===
545 +
546 +
547 +mosquitto_pub -h $server_address -p $server_port -t $Client_ID -m "**dev_addr,imme/time,txt/hex,payload**"
548 +
549 +(% class="box infomessage" %)
550 +(((
551 +mosquitto_pub -h 10.130.2.192 -p 1883 -t dragino-1d25dc/ -m "260211D,time,txt,hello"
552 +)))
553 +
554 +mosquitto_pub -h $server_address -p $server_port -t $Client_ID -m "**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow**"
555 +
556 +(% class="box infomessage" %)
557 +(((
558 +mosquitto_pub -h 10.130.2.192 -p 1883 -t dragino-1d25dc/ -m "260211D,time,txt,hello,20,1,SF12,923300000,2 > /var/iot/push/test"
559 +)))
560 +
561 +Or use [[MQTT.fx>>https://mqttfx.jensd.de/index.php/download]]
562 +
563 +[[image:image-20220613192816-6.png||height="440" width="1056"]]
564 +
540 540  (% style="color:red" %)**Notice: The text use for Downstream must meet the requirement from [[LG308 Downstream Payload>>Communicate with ABP End Node without LoRaWAN Network Server --- LG308||anchor="H2.2Downstream"]]**
541 541  
567 +Check out this link for more mosquito-related directives [[https:~~/~~/mosquitto.org/man/mosquitto_pub-1.html>>https://mosquitto.org/man/mosquitto_pub-1.html]]
542 542  
543 543  = 5. How to Debug =
544 544  
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