Changes for page MQTT Forward Instruction

Last modified by Kilight Cao on 2024/08/31 16:26
<
From version < 37.14 >
edited by Xiaoling
on 2022/06/01 10:47
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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106 106  * HOSTNAME: Device Hostname
107 107  
108 108  
109 -
110 110  === 3.3.2 -m message macro ===
111 111  
112 112  * HOSTNAME: Device Hostname
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116 116  * JSON: Convert META to json format.
117 117  
118 118  
119 -
120 120  === 3.3.3 Example for Macro ===
121 121  
122 122  [[image:image-20220527134251-4.png]]
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500 500  
501 501  (((
502 502  (((
503 -(% 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.
504 504  )))
505 505  )))
506 506  
507 -[[image:image-20220527141450-22.png]]
503 +[[image:image-20220613191345-4.png]]
508 508  
509 -Publish mush use META as data format for LG308
510 510  
511 511  
512 512  (% style="color:#4f81bd" %)**Step 4**(%%): Map the Device Address to Remote ID in MQTT server.
513 513  
514 -[[image:image-20220527141727-23.png]]
509 +[[image:image-20220613190635-2.png]]
515 515  
516 -Map Dev Addr to remote ID
517 517  
518 518  
519 519  (% 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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520 520  
521 521  [[image:image-20220527141843-24.png]]
522 522  
523 -Upstream Process
524 524  
525 525  
519 +
526 526  [[image:image-20220527141933-25.png]]
527 527  
528 528  Choose ASCII Format
529 529  
530 530  
525 +
531 531  [[image:image-20220527142028-26.png]]
532 532  
533 533  LHT65 Decoder
534 534  
535 535  
531 +
536 536  (% style="color:#4f81bd" %)**Step 6: Set up subscribe**(%%)**:** Subscribe a topci for downstream.
537 537  
538 -[[image:image-20220527142115-27.png]]
534 +[[image:image-20220613191426-5.png]]
539 539  
540 -Subscribe to a topic
541 541  
542 542  
543 543  (% 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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544 544  
545 545  [[image:image-20220527142239-28.png]]
546 546  
547 -Downstream Flow
548 548  
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 +
549 549  (% 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"]]**
550 550  
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]]
551 551  
552 552  = 5. How to Debug =
553 553  
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